CN215619438U

CN215619438U - End cavity and core demoulding system of intermediate joint mould

Info

Publication number: CN215619438U
Application number: CN202120705952.9U
Authority: CN
Inventors: 刘龙; 颜巍; 江中凡
Original assignee: Changsha Chuhong Machinery Co ltd
Current assignee: Changsha Chuhong Machinery Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2022-01-25
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses an end cavity and core demoulding system of an intermediate joint mould, which comprises: the base is provided with a first sliding rail; the cavity dismounting mechanism is arranged on the base and used for dismounting or mounting the end cavity of the middle joint die; the core dismounting mechanism is arranged in parallel with the cavity dismounting mechanism and is used for dismounting or mounting the middle core of the middle joint mould; the transfer mechanism is used for grabbing the middle joint mould and transferring the middle joint mould to the cavity dismounting mechanism or the core dismounting mechanism; the transfer mechanism comprises an upright post and a claw clamp, the claw clamp is movably connected with the upright post and used for grabbing the middle joint die, and the upright post is slidably mounted on the slide rail and can slide along the slide rail; the upright post can drive the claw clamp to move when sliding. According to the end part cavity and core demolding system of the middle joint mold, the middle joint mold can be automatically grabbed and sent to the demolding mechanism to complete demolding, so that the labor cost is reduced, the demolding efficiency is improved, and the production safety is improved.

Description

End cavity and core demoulding system of intermediate joint mould

Technical Field

The utility model relates to demoulding equipment for a cable intermediate joint, in particular to an end cavity and core demoulding system of an intermediate joint mould.

Background

With the development of electric power construction in China, the demand of electric power continuously rises, and the demand of electric power cables gradually increases. The wide application of the crosslinked polyethylene insulated power cable promotes the rapid development of cable accessories. The cross-linked cable is widely used in urban networks, and because the manufacturing length of the cable is limited by production equipment and transportation conditions, the manufacturing length of a high-voltage cable is generally 400-800 meters, and the length of a cable line is generally about 2kM, a large number of cable intermediate connectors are required for developing urban power grids. At present, an intermediate joint die comprises end cavities at two ends and an intermediate core penetrating in the middle, an outer shielding cover is further coated on the outer peripheral side of the intermediate core, and an intermediate joint product is formed in a gap between the outer shielding cover and the intermediate core; in the process of detaching the product of the intermediate joint, manual demoulding is adopted, so that the labor intensity is high, the production efficiency is low, the safety is difficult to guarantee, and accidents are easy to happen in the operation process.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the end part cavity and the core demoulding system of the intermediate joint mould can be used for automatically demoulding the end part cavity and the intermediate core of the intermediate joint mould through machinery, so that the manual participation is reduced, the labor cost is reduced, and the production efficiency is improved.

An end cavity and core stripping system for an intermediate joint mold according to an embodiment of a first aspect of the utility model includes: the base is provided with a first sliding rail; the cavity dismounting mechanism is arranged on the base and used for dismounting the end cavity of the middle joint die; the core dismounting mechanism is arranged in parallel with the cavity dismounting mechanism and is used for dismounting a middle core of the middle joint mould; the transfer mechanism is used for grabbing the middle joint mould and transferring the middle joint mould to the cavity dismounting mechanism or the core dismounting mechanism; the transfer mechanism comprises an upright post and a claw clamp, the claw clamp is movably connected with the upright post and used for grabbing the middle joint die, the upright post is slidably mounted on the first slide rail and is connected with a driving device capable of driving the upright post to slide along the first slide rail; the upright post can drive the claw clamp to move when sliding.

According to the end cavity and core demolding system of the intermediate joint mold, at least the following technical effects are achieved: the transfer mechanism has the functions of moving, rotating and grabbing, can automatically grab the middle joint die and send the middle joint die to the die cavity dismounting mechanism for dismounting the end part die cavity, and can automatically send the middle joint die with the end part die cavity dismounted to the die core dismounting mechanism for dismounting the middle die core; no manual participation and intervention is performed all the time, manual use is reduced, labor cost is reduced, the mould stripping efficiency of the intermediate joint mould is improved, and meanwhile production safety is improved.

According to some embodiments of the utility model, the cavity dismounting mechanism comprises a cavity top plate, a cavity bottom plate and a cavity sliding rod, the cavity top plate and the cavity bottom plate are respectively connected to two ends of the cavity sliding rod, and the cavity bottom plate is connected with the base; the die cavity top plate is connected with an upper clamping sleeve, the die cavity bottom plate is provided with a lower clamping sleeve, and the upper clamping sleeve and the lower clamping sleeve are oppositely arranged and are respectively used for limiting end part die cavities at two ends of the intermediate joint die.

According to some embodiments of the present invention, the upper ferrule is connected with a ferrule lift cylinder; the die cavity top plate is provided with an installation plate and a first sliding rod, one end of the first sliding rod is connected with the die cavity top plate, and the other end of the first sliding rod is connected with the installation plate; the cutting sleeve lifting cylinder is installed on the installation plate, and the telescopic end of the cutting sleeve lifting cylinder is connected with the upper cutting sleeve and used for driving the upper cutting sleeve to lift.

According to some embodiments of the present invention, the cavity dismounting mechanism further comprises a first sliding plate and an upper sleeve, the first sliding plate is disposed between the mounting plate and the cavity top plate, the plurality of first sliding rods pass through the first sliding plate to be connected with the mounting plate, and the telescopic end of the ferrule lifting cylinder is connected with the first sliding plate; the two ends of the upper sleeve are respectively connected with the first sliding plate and the upper clamping sleeve, and the clamping sleeve lifting cylinder drives the first sliding plate to lift and finally drives the upper clamping sleeve to lift.

According to some embodiments of the utility model, the core removal mechanism comprises a core top plate, a core bottom plate and a core slide bar, the core bottom plate is provided with a support seat for supporting the intermediate joint mold after the end cavity is removed; the mold core top plate is connected with a mold core pull rod, and the mold core pull rod is used for being connected with the middle mold core to pull out the middle mold core.

According to some embodiments of the utility model, a fourth slide rail is arranged on the core bottom plate, a fourth sliding table capable of horizontally sliding along the fourth slide rail is mounted on the fourth slide rail, and the support seat is mounted on the fourth sliding table; the core bottom plate is also provided with a limiting structure for limiting the stroke of the fourth sliding table.

According to some embodiments of the present invention, a first sliding table is slidably mounted on the first sliding rail, a second sliding rail is disposed on the first sliding table, a second sliding table is slidably mounted on the second sliding rail, and the upright is mounted on the second sliding table; the driving device is a first oil cylinder and a second oil cylinder, the fixed end of the first oil cylinder is connected with the base, and the telescopic end of the first oil cylinder is connected with the first sliding table; the fixed end of the second oil cylinder is connected with the first sliding table, and the telescopic end of the second oil cylinder is connected with the second sliding table.

According to some embodiments of the utility model, a first rotary table is arranged at the bottom of the upright column, and the first rotary table is mounted on the second sliding table; the first rotating disc is connected with a power device for driving the first rotating disc to horizontally rotate, and the first rotating disc can drive the upright post to rotate when rotating.

According to some embodiments of the utility model, the transferring mechanism further comprises a transferring swing arm, the upright is provided with a vertical third slide rail, a third sliding table is connected to the third slide rail in a sliding manner, and the transferring swing arm is connected with the third sliding table; the stand top is equipped with elevator motor, the elevator motor output shaft with transport the swing arm transmission and connect, elevator motor is used for the drive transport the swing arm and go up and down.

According to some embodiments of the utility model, the transfer swing arm comprises a box body, a second rotary disc and an arm rod, the box body is mounted on the third sliding table and is in transmission connection with the lifting motor, the second rotary disc is mounted on one side of the box body, which is far away from the upright post, and the arm rod is connected with the second rotary disc; the second turntable is connected with a power mechanism and used for driving the second turntable to rotate, and the second turntable can drive the arm rod to rotate through rotation; one end of the arm lever, which is far away from the second rotating disc of the upright post, is connected with a claw arm; the claw clamp is provided with a plurality of, and a plurality of claw clamp interval sets up in the claw arm.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an exploded view of the cavity disassembly mechanism of the present invention;

FIG. 3 is an exploded view of the core removal mechanism of the present invention;

FIG. 4 is an exploded view of the core substrate and support nest of the present invention in an installed condition;

FIG. 5 is an exploded view of the base of the present invention in an installed state;

FIG. 6 is a schematic structural view of a transfer mechanism of the present invention;

FIG. 7 is an exploded view of the jaw of the present invention;

fig. 8 is an exploded view of the indirect head die of the present invention.

Reference numerals:

the mold comprises a base 100, an end part cavity 101, an intermediate core 102, a chuck 103, a first slide rail 110, a first sliding table 111, a second slide rail 120, a second sliding table 121, a first oil cylinder 130 and a second oil cylinder 140;

the die cavity disassembly mechanism 200, a die cavity bottom plate 210, a lower clamping sleeve 211, a die cavity slide rod 220, a die cavity top plate 230, an upper clamping sleeve 231, an upper sleeve 232, a connecting ring 233, a clamping pin 234, a pin hole 235, a sleeve seat 236, a clamping plate 237, a first slide rod 240, a mounting plate 250, a clamping sleeve lifting cylinder 251, an upper thimble 260, a first thimble cylinder 261, a lower thimble 270, a second thimble cylinder 271, a mounting sleeve 280, a strip-shaped groove 281 and a first sliding plate 290;

the core dismounting mechanism 300, a core bottom plate 310, a fourth slide rail 311, a fourth sliding table 312, a front stop block 313, a rear stop block 314, a bolt 315, a core slide bar 320, a core top plate 330, a retainer ring 331, a support base 340, a core pull rod 350, a pull rod lifting cylinder 351, a connecting head 352, a connecting rod 353, a buffer spring 354, a second slide bar 360 and a second sliding plate 370;

the transfer mechanism 400, the first rotary table 410, the first servo motor 411, the upright column 420, the third slide rail 421, the third slide table 422, the lifting motor 423, the transfer rotary arm 430, the box body 431, the second rotary table 432, the second servo motor 433, the arm 434, the claw arm 440, the claw clamp 450, the clamping finger 451, the middle rod 452, the projection 453, the cover plate 454 and the clamping cylinder 455.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-8, an end cavity and core stripping system of an intermediate joint mold of an embodiment of the present invention includes: a base 100 provided with a first slide rail 110; the cavity dismounting mechanism 200 is arranged on the base 100 and used for dismounting the end cavity 101 of the middle joint die; a core removing mechanism 300 provided in parallel with the cavity removing mechanism 200 for removing the intermediate core 102 of the intermediate joint mold; a transfer mechanism 400 for gripping the intermediate joint mold and transferring it to the cavity unloading mechanism 200 or the core unloading mechanism 300; the transfer mechanism 400 comprises an upright column 420 and a claw clamp 450, wherein the claw clamp 450 is movably connected with the upright column 420, the claw clamp 450 is used for grabbing the middle joint mold, the upright column 420 is slidably mounted on the first slide rail 110, and is connected with a driving device capable of driving the upright column 420 to slide along the first slide rail 110; the sliding of the post 420 causes the jaw 450 to move. The transfer mechanism 400 has the functions of moving, rotating and grabbing, can automatically grab the middle joint mold and send the middle joint mold to the cavity disassembling mechanism 200 for disassembling the end part cavity 101, and can automatically send the middle joint mold after the end part cavity 101 is disassembled to the core disassembling mechanism 300 for disassembling the middle core 102; no manual participation and intervention is performed all the time, manual use is reduced, labor cost is reduced, the mould stripping efficiency of the intermediate joint mould is improved, and meanwhile production safety is improved.

In some embodiments of the present invention, the cavity detaching mechanism 200 includes a cavity top plate 230, a cavity bottom plate 210 and a cavity slide bar 220, the cavity top plate 230 and the cavity bottom plate 210 are respectively connected to two ends of the cavity slide bar 220, and the cavity bottom plate 210 is connected to the base 100; the cavity top plate 230 is connected with an upper cutting sleeve 231, the cavity bottom plate 210 is provided with a lower cutting sleeve 211, and the upper cutting sleeve 231 and the lower cutting sleeve 211 are arranged oppositely and are respectively used for limiting the end part cavities 101 at the two ends of the intermediate joint die. Specifically, as shown in fig. 1 and 2, the cavity bottom plate 210 and the cavity top plate 230 have the same shape and size and are rectangular, four cavity slide bars 220 are provided, and four cavity slide bars 220 are arranged at four angular positions of the cavity bottom plate 210. The upper cutting ferrule 231 and the lower cutting ferrule 211 are also substantially the same in structure, the upper cutting ferrule 231 includes a sleeve seat 236 and a snap plate 237, the sleeve seat 236 is provided with a snap groove, and the snap plate 237 is slidably mounted in the snap groove. The lower ferrule 211 likewise includes a ferrule holder 236 and a snap plate 237, and is mounted in a manner consistent with the upper ferrule 231. As shown in fig. 8, fig. 8 is an exploded view of the middle joint mold, the end cavities 101 are disposed at two ends of the middle joint mold, and the end cavities 101 are provided with chucks 103 extending axially, when the end cavities 101 are removed, the chucks 103 are embedded into the clamping plates 237, and the clamping plates 237 limit the chucks 103 radially.

In some embodiments of the present invention, the upper ferrule 231 is connected to a ferrule lift cylinder 251; the die cavity top plate 230 is provided with a mounting plate 250 and a first sliding rod 240, one end of the first sliding rod 240 is connected with the die cavity top plate 230, and the other end of the first sliding rod 240 is connected with the mounting plate 250; the cutting sleeve lifting cylinder 251 is installed on the installation plate 250, and the telescopic end of the cutting sleeve lifting cylinder 251 is connected with the upper cutting sleeve 231 for driving the upper cutting sleeve 231 to lift. Specifically, four first sliding rods 240 are also arranged, and the four first sliding rods 240 are arranged on the cavity top plate 230; the mounting plate 250 is disposed at an end of the first sliding bar 240 away from the cavity top plate 230, and the mounting plate 250 is disposed parallel to the cavity top plate 230.

In some embodiments of the present invention, the cavity disassembling mechanism 200 further comprises a first sliding plate 290 and an upper sleeve 232, the first sliding plate 290 is disposed between the mounting plate 250 and the cavity top plate 230, the plurality of first sliding rods 240 pass through the first sliding plate 290 to be connected with the mounting plate 250, and the telescopic end of the ferrule lift cylinder 251 is connected with the first sliding plate 290; the upper and lower ends of the upper sleeve 232 are respectively connected to the first sliding plate 290 and the upper sleeve 231, and the sleeve lifting cylinder 251 drives the first sliding plate 290 to lift and finally drives the upper sleeve 231 to lift. Specifically, as shown in fig. 2, one end of the sleeve holder 236 away from the lower sleeve 211 is connected to an upper sleeve 232, one end of the upper sleeve 232 is connected to the sleeve holder 236, the other end of the upper sleeve 232 is connected to one side surface of the first sliding plate 290, and the telescopic end of the sleeve lifting cylinder 251 is connected to the other side surface of the first sliding plate 290; the sleeve chuck lifting cylinder 251 drives the first sliding plate 290 to lift through the extension and retraction of the telescopic end, and then the first sliding plate 290 drives the upper sleeve 232 to lift, thereby driving the upper sleeve chuck 231 to lift.

In some embodiments of the utility model, an end of the upper sleeve 232 distal from the upper ferrule 231 is movably coupled to the first sled 290. The first sliding plate 290 is provided with a coupling ring 233 at a bottom surface thereof, the coupling ring 233 is coaxially disposed with the upper sleeve 232, and the coupling ring 233 is fixedly coupled to the first sliding plate 290 by bolts. The middle part of the connecting ring 233 is provided with a through hole which is coaxial with the upper sleeve 232, the connecting ring 233 is radially provided with a pin hole 235 communicated with the through hole at the middle part thereof, and a pin 234 penetrates through the pin hole 235; the end of the upper sleeve 232 is inserted into a through hole in the center of the connection ring 233, and the locking pin 234 is inserted into the upper sleeve 232 through the pin hole 235, thereby connecting the upper sleeve 232 to the first sliding plate 290.

In a further embodiment of the present invention, the top plate 230 of the cavity is further provided with a mounting sleeve 280, the mounting sleeve 280 is a hollow cylinder, the mounting sleeve 280 is sleeved on the upper sleeve 232, and the connecting ring 233 is sleeved on the outer periphery of the mounting sleeve 280. In order not to affect the lifting of the upper sleeve 232, a strip-shaped groove 281 corresponding to the position of the bayonet 234 is arranged on the outer periphery of the mounting sleeve 280, and the bayonet 234 passes through the strip-shaped groove 281 and is connected with the connecting ring 233. The length direction of the strip-shaped groove 281 is the up-down direction, which does not affect the connection between the upper sleeve 232 and the connection ring 233 and the lifting of the upper sleeve 232.

In some embodiments of the present invention, as shown in fig. 2, an upper thimble 260 is disposed through the center of the upper sleeve 232, the upper thimble 260 is connected to a first thimble cylinder 261, a fixed end of the first thimble cylinder 261 is installed at an end of the mounting sleeve 280 far away from the lower cutting sleeve 211, and a telescopic end of the first thimble cylinder 261 is connected to the upper thimble 260 for driving the upper thimble 260 to move up and down. The upper thimble 260 is used for abutting against the middle core 102 of the middle joint mold, when the ferrule lifting cylinder 251 drives the upper ferrule 231 to ascend, the first thimble cylinder 261 drives the upper thimble 260 to descend, and the upper thimble 260 downwards penetrates through the upper ferrule 231 and abuts against the middle core 102, so that the ferrule lifting cylinder 251 is ensured not to drive the middle joint mold to integrally move when pulling the end part cavity 101 to move.

It is conceivable that a lower thimble 270 is also arranged in the lower clamp sleeve 211, the lower thimble 270 is connected with a second thimble cylinder 271, the fixed end of the second thimble cylinder 271 is connected with the bottom surface of the cavity bottom plate 210, and the telescopic end is connected with the lower thimble 270; however, the lower clamp sleeve 211 cannot be lifted, so that the lower end cavity 101 is removed by pushing the intermediate core 102 to be lifted by the second ejector cylinder 271. Because the lower end cavity 101 is limited by the lower cutting sleeve 211, when the lower thimble 270 pushes the middle core 102 to move upwards, the lower end cavity 101 is separated from the middle core 102, and the lower end cavity 101 is dismounted. The transfer mechanism 400 then grasps the intermediate joint mold from which the upper and lower end cavities 101 are disassembled, and transfers it to the core disassembling mechanism 300.

In summary, the disassembling step of the end cavity 101 is: the cutting sleeve lifting cylinder 251 descends to a set position, the distance between the upper cutting sleeve 231 and the lower cutting sleeve 211 is ensured to be consistent with the length of the middle joint die, namely when the transfer mechanism 400 grabs the middle joint die and horizontally pushes the middle joint die into the die cavity dismounting mechanism 200, the end die cavities 101 at the two ends can be just clamped into the upper cutting sleeve 231 and the lower cutting sleeve 211 respectively. Then, the first pin cylinder 261 drives the upper pin 260 to abut against the intermediate core 102, and then the ferrule lift cylinder 251 is raised to remove the upper end cavity 101. After the upper end cavity 101 is removed, the second ejector pin cylinder 271 drives the lower ejector pin 270 to ascend, so that the lower end cavity 101 is removed, and then the transfer mechanism 400 grasps the intermediate joint mold with the upper and lower end cavities 101 removed, and transfers the intermediate joint mold to the core removal mechanism 300 to remove the core.

In some embodiments of the present invention, the core disassembly mechanism 300 comprises a core top plate 330, a core bottom plate 310 and a core slide 320, the core bottom plate 310 is mounted with a support base 340, the support base 340 is used to support the intermediate joint mold after the end cavity 101 is disassembled; attached to the core top plate 330 is a core tie rod 350, the core tie rod 350 being used to connect with the intermediate core 102 to extract the intermediate core 102. Specifically, as shown in fig. 1 and 3, four core slide bars 320 are also provided, four core slide bars 320 are arranged on the core bottom plate 310, and the core top plate 330 and the core bottom plate 310 are in the same size and shape and are arranged in parallel. The transfer mechanism 400 grabs the middle joint mold with the upper end part cavity 101 and the lower end part cavity 101 detached, and places one end of the middle joint mold on the supporting seat 340, and the supporting seat 340 supports and radially limits the middle joint mold so that the middle joint mold cannot topple over. The core tie rod 350 is then connected to the intermediate core 102 and the intermediate core 102 is extracted. A buffer device is arranged in the supporting seat 340 and is used for buffering the intermediate joint die when the intermediate joint die is placed on the supporting seat 340.

In some embodiments of the present invention, the second slide rod 360 is disposed on the upper surface of the core top plate 330, four second slide rods 360 are disposed on the second slide rod 360, four second slide rods 360 are arranged, one end of each of the four second slide rods 360 is connected to the core top plate 330, and the other end of each of the four second slide rods 360 is fixed by a fixing plate. The second sliding rod 360 is provided with a second sliding plate 370, four second sliding rods 360 penetrate through the second sliding plate 370, the second sliding plate 370 is arranged between the fixing plate and the core top plate 330 and can lift relative to the second sliding rods 360, one end of the core pull rod 350 is connected with the second sliding plate 370, and the other end of the core pull rod passes through the core top plate 330 and is connected with the middle core 102. As shown in fig. 1 and 3, a pull rod lift cylinder 351 is further connected to the bottom surface of the core top plate 330, a fixed end of the pull rod lift cylinder 351 is connected to the core top plate 330, and a telescopic end passes through the core top plate 330 and is connected to the second sliding plate 370 for driving the second sliding rod 360 to lift and further drive the core pull rod 350 to lift.

It will be appreciated that the end of the core pull rod 350 remote from the second slide plate 370 is pinned to the intermediate core 102 by a bore. As shown in fig. 3, a connecting rod 353 is connected to one end of the core pull rod 350 far away from the second sliding plate 370, holes for pins to pass through are arranged at both ends of the connecting rod 353, one end of the connecting rod 353 is in pin connection with the hole of the core pull rod 350, and the other end of the connecting rod 353 is in pin connection with the hole of the intermediate core 102. As shown in fig. 8, the end of the intermediate core 102 is provided with a hole through which a pin passes; as shown in fig. 3, a buffer spring 354 is sleeved on the outer periphery of the connecting rod 353, a connecting head 352 is sleeved on the outer periphery of the buffer spring 354, a shaft shoulder is arranged on the outer periphery of the connecting rod 353, one end of the buffer spring 354 abuts against the shaft shoulder of the connecting rod 353, and the other end of the buffer spring abuts against the inner bottom wall of the connecting head 352. The lower surface of the core top plate 330 is further provided with a retainer ring 331 for abutting against the intermediate adapter mold when the intermediate core 102 is removed. When dismantling middle core 102, preceding driving core pull rod 350 of pull rod lift cylinder 351 rises, then transport mechanism 400 snatchs the intermediate head mould and places its one end on supporting seat 340, then transport mechanism 400 is vertical with the intermediate head mould and is placed in supporting seat 340, then pull rod lift cylinder 351 contracts, drive core pull rod 350 descends, and insert middle core 102 and core pull rod 350 with the round pin through the manual work in order to connect both, then pull rod lift cylinder 351 stretches out, drive core pull rod 350 rises, owing to be equipped with retaining ring 331 and offset with the intermediate head mould, therefore core pull rod 350 rises and extracts middle core 102.

It should be noted that the distance between the retainer ring 331 and the supporting seat 340 is greater than the length of the intermediate joint mold, so as to facilitate the insertion of the intermediate joint mold.

In some embodiments of the present invention, a fourth slide rail 311 is disposed on the core bottom plate 310, a fourth slide table 312 capable of horizontally sliding along the fourth slide rail 311 is mounted on the fourth slide rail 311, and a support seat 340 is mounted on the fourth slide table 312; the core bottom plate 310 is further provided with a limiting structure for limiting the stroke of the fourth sliding table 312. Specifically, the fourth slide rail 311 extends outwards from a rectangular range surrounded by four second slide bars 360, and the extending direction is the front-back direction; after the intermediate core 102 is pulled out, the operator slides the intermediate joint mold backwards out of the rectangular range enclosed by the four second slide bars 360 by sliding the fourth slide table 312, and moves to a position convenient for operation to take out the intermediate joint in the intermediate joint mold. As shown in fig. 4, the limiting structure includes a front stop 313 and a rear stop 314, the front stop 313 and the rear stop 314 are respectively disposed at positions close to the front and rear ends of the core base plate 310, and the front stop 313 and the rear stop 314 are mounted on the core base plate 310 and protrude upwards to block the fourth sliding table 312 to limit the stroke of the fourth sliding table 312.

In a further embodiment of the present invention, the fourth sliding table 312 is further provided with a pin 315, and the pin 315 is used for fixing the position of the fourth sliding table 312. The pin 315 is disposed at one end of the fourth sliding table 312, the core bottom plate 310 is disposed with a hole or a groove for the pin 315 to be inserted into, the pin 315 is connected with the fourth sliding table 312, and after the pin 315 is inserted into the core bottom plate 310, the fourth sliding table 312 cannot slide any more. However, the pin 315 can fix only two positions of the fourth sliding table 312, and the first position is a position where the fourth sliding table 312 abuts against the front stop block 313, so that the intermediate joint mold can be placed in the support seat 340 to pull out the intermediate core 102; the second position is a position where the fourth slide table 312 abuts against the back stop block 314, which is convenient for a worker to operate the intermediate joint mold after the intermediate core 102 is pulled out.

In some embodiments of the present invention, a first sliding table 111 is slidably mounted on the first sliding rail 110, a second sliding rail 120 is disposed on the first sliding table 111, a second sliding table 121 is slidably mounted on the second sliding rail 120, and the upright 420 is mounted on the second sliding table 121; the driving device is a first oil cylinder 130 and a second oil cylinder 140, the fixed end of the first oil cylinder 130 is connected with the base 100, and the telescopic end is connected with the first sliding table 111; the fixed end of the second cylinder 140 is connected with the first sliding table 111, and the telescopic end is connected with the second sliding table 121. Specifically, as shown in fig. 5, the extending direction of the first slide rail 110 is a left-right direction, the extending direction of the second slide rail 120 is a front-back direction, and the upright 420 can horizontally slide to any position by the cooperation of the first cylinder 130 and the second cylinder 140.

In some embodiments of the present invention, a first rotating disc 410 is disposed at the bottom of the upright 420, and the first rotating disc 410 is mounted on the second sliding table 121; the first rotary table 410 is connected with a power device for driving the first rotary table to horizontally rotate, and the first rotary table 410 can drive the upright post 420 to rotate when rotating. Specifically, power device is first servo motor 411, is equipped with the gear in the first carousel 410, and the output of first servo motor 411 is equipped with rack and gear engagement, and it rotates to drive the rack through the rotation of first servo motor 411, and then drives gear rotation and realizes the rotation of stand 420. Further, an electromagnetic clutch is disposed in the first rotary plate 410 as a braking system to prevent the upright 420 from swinging due to inertia during rotation.

In some embodiments of the present invention, the transferring mechanism 400 further includes a transferring radial arm 430, the upright 420 is provided with a vertical third slide rail 421, a third sliding table 422 is slidably connected to the third slide rail 421, and the transferring radial arm 430 is connected to the third sliding table 422; the top of stand 420 is equipped with elevator motor 423, and elevator motor 423 output shaft is connected with transporting spiral arm 430 transmission, and elevator motor 423 is used for driving to transport spiral arm 430 and goes up and down.

In some embodiments of the present invention, the transfer arm 430 includes a box 431, a second rotating disc 432 and an arm 434, the box 431 is installed on the third sliding platform 422 and is in transmission connection with the lifting motor 423, the second rotating disc 432 is installed on a side of the box 431 facing away from the upright 420, and the arm 434 is connected with the second rotating disc 432; the second rotating disc 432 is connected with a power mechanism for driving the second rotating disc 432 to rotate, and the rotating energy of the second rotating disc 432 drives the arm lever 434 to rotate; one end of the arm lever 434 away from the second rotary table 432 of the upright 420 is connected with a claw arm 440; the plurality of claw clips 450 are provided, and the plurality of claw clips 450 are provided at intervals to the claw arm 440. Specifically, as shown in fig. 6, one side of the box 431 is fixedly connected to the third sliding table 422, and the box 431 is in transmission connection with an output shaft of the lifting motor 423 through a screw rod. The output shaft of the lifting motor 423 is connected with a lead screw extending downwards, the lead screw penetrates through the box body 431 and is in transmission connection with the box body 431, the box body 431 is driven to ascend or descend through positive rotation and reverse rotation of the lifting motor 423, and then the transfer rotary arm 430 is driven to ascend or descend. The power mechanism driving the second turntable 432 to rotate is a second servo motor 433, a gear is also arranged in the second turntable 432, the second servo motor 433 rotates through a transmission gear to realize rotation of the arm 434, and the arm 434 can rotate to drive the claw arm 440 to rotate synchronously.

In a further embodiment of the present invention, there are two types of gripper clamps 450, one is a gripping type gripper clamp, and the other is a surrounding type gripper clamp, two types of gripping type gripper clamps 450 are respectively disposed at the upper and lower ends of the gripper arm 440, and three types of surrounding type gripper clamps 450 are disposed at intervals in the middle of the gripper arm 440. The jaw clamp 450 comprises two clamping fingers 451 used for clamping, the two clamping fingers 451 of the finger-gripping type clamping jaw 450 are straight rods, grooves are formed in two opposite sides of the clamping fingers 451 used for clamping so as to enable the chucks 103 of the end cavity 101 to be embedded in, the looping type clamping jaw 450 is used for clamping the outer peripheral surface of the middle joint mold, and the two clamping fingers 451 used for clamping are arc-shaped rods. But means that the opening and closing driving structures of the grabbing type clamping type and the encircling type clamping type are consistent. As shown in fig. 7, the jaw clamp 450 further includes two intermediate rods 452, two protrusions 453 and a cover plate 454, and the two intermediate rods 452 are respectively connected to the two clamping fingers 451; two ends of the middle rod 452 are hinged with the clamping fingers 451 and the protruding block 453 respectively, the two middle rods 452 are hinged with two ends of the protruding block 453 respectively, the middle of the protruding block 453 is connected with a clamping cylinder 455, the clamping cylinder 455 drives the protruding block 453 to stretch and move, the two middle rods 452 are driven to be separated or folded, and the two clamping fingers 451 are further driven to clamp or loosen the middle joint mold. The cover plate 454 includes an upper cover plate and a lower cover plate, which are respectively press-covered on the upper and lower sides of the projection 453, and both the upper and lower cover plates are connected with the claw arm 440 to limit the projection 453 and the intermediate lever 452.

The movement path of the transfer mechanism 400 is: since the middle joint mold is horizontally placed on one side of the transfer mechanism 400 in the left-right direction at first, the transfer mechanism 400 drives the upright column 420 and the claw arm 440 to move to the vicinity of the middle joint mold through the first oil cylinder 130 and the second oil cylinder 140, the lifting motor 423 drives the transfer swing arm 430 to adjust the height, then the upright column 420 and the claw arm 440 are respectively driven to rotate by the first servo motor 411 and the second servo motor 433, the clamping cylinder 455 drives the claw clamp 450 to open, the first oil cylinder 130 drives the upright column 420 to move, and further the claw clamp 450 is driven to move towards the middle joint mold; after the jaw clamp 450 moves to the middle joint mold and is positioned in the two clamping fingers 451 of the jaw clamp 450, the clamping cylinder 455 drives the jaw clamp 450 to clamp the middle joint mold, then the first oil cylinder 130 acts and retracts, and then the second servo motor 433 drives the jaw arm 440 to rotate, so that the middle joint mold rotates from a horizontal state to a vertical state; after the first cylinder 130 drives the upright post 420 to move to a position corresponding to the cavity disassembling mechanism 200, the lifting motor 423 drives the transfer swing arm 430 to adjust the height, the first servo motor 411 drives the upright post 420 to rotate, the claw arm 440 faces the direction of the cavity disassembling mechanism 200, then the second cylinder 140 acts to send the intermediate joint mold into the cavity disassembling mechanism 200, then the clamping cylinder 455 drives the claw clamp 450 to be loosened, and the second cylinder 140 drives the upright post 420 to retract. After the end core 101 is removed, the transfer mechanism 400 removes the intermediate joint mold from the core removal mechanism 300 and delivers it to the core removal mechanism 200 to complete the removal of the intermediate core 102.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An end cavity and core demoulding system of an intermediate joint mould is used for dismantling an end cavity (101) and an intermediate core (102) of the intermediate joint mould, wherein the end cavity (101) is arranged at two ends of the intermediate joint mould, and the intermediate core (102) is arranged in the middle of the intermediate joint mould in a penetrating manner; it is characterized by comprising:

a base (100) provided with a first slide rail (110);

the cavity dismounting mechanism (200) is arranged on the base (100) and is used for dismounting an end cavity (101) of the middle joint die;

a core removal mechanism (300) arranged in parallel with the cavity removal mechanism (200) for removing an intermediate core (102) of the intermediate joint mold;

a transfer mechanism (400) for gripping and transferring an intermediate joint mold to the cavity removal mechanism (200) or the core removal mechanism (300); the transfer mechanism (400) comprises an upright post (420) and a claw clamp (450), the claw clamp (450) is movably connected with the upright post (420), the claw clamp (450) is used for grabbing the middle joint mould, the upright post (420) is slidably mounted on the first sliding rail (110), and is connected with a driving device capable of driving the upright post to slide along the first sliding rail (110); the upright post (420) can drive the jaw clamp (450) to move when sliding.

2. The end cavity and core ejection system for an intermediate joint mold of claim 1, wherein: the die cavity dismounting mechanism (200) comprises a die cavity top plate (230), a die cavity bottom plate (210) and a die cavity sliding rod (220), the die cavity top plate (230) and the die cavity bottom plate (210) are respectively connected to two ends of the die cavity sliding rod (220), and the die cavity bottom plate (210) is connected with the base (100); die cavity roof (230) are connected with cutting ferrule (231), cutting ferrule (211) down is installed to die cavity bottom plate (210), go up cutting ferrule (231) with cutting ferrule (211) sets up relatively down, is used for spacing tip die cavity (101) at intermediate head mould both ends respectively.

3. The end cavity and core ejection system for an intermediate joint mold of claim 2, wherein: the upper cutting sleeve (231) is connected with a cutting sleeve lifting cylinder (251); a mounting plate (250) and a first sliding rod (240) are arranged on the cavity top plate (230), one end of the first sliding rod (240) is connected with the cavity top plate (230), and the other end of the first sliding rod is connected with the mounting plate (250); the cutting sleeve lifting cylinder (251) is installed on the installation plate (250), and the telescopic end of the cutting sleeve lifting cylinder (251) is connected with the upper cutting sleeve (231) and used for driving the upper cutting sleeve (231) to lift.

4. The end cavity and core ejection system for an intermediate joint mold of claim 3, wherein: the cavity dismounting mechanism (200) further comprises a first sliding plate (290) and an upper sleeve (232), the first sliding plate (290) is arranged between the mounting plate (250) and the cavity top plate (230), a plurality of first sliding rods (240) penetrate through the first sliding plate (290) to be connected with the mounting plate (250), and the telescopic end of the sleeve lifting cylinder (251) is connected with the first sliding plate (290); two ends of the upper sleeve (232) are respectively connected with the first sliding plate (290) and the upper cutting sleeve (231), and the cutting sleeve lifting cylinder (251) drives the first sliding plate (290) to lift and finally drives the upper cutting sleeve (231) to lift.

5. The end cavity and core ejection system for an intermediate joint mold of claim 1, wherein: the core dismounting mechanism (300) comprises a core top plate (330), a core bottom plate (310) and a core slide bar (320), wherein a supporting seat (340) is installed on the core bottom plate (310), and the supporting seat (340) is used for supporting an intermediate joint die after the end cavity (101) is dismounted; a core tie rod (350) is connected to the core top plate (330), the core tie rod (350) being used to connect with the intermediate core (102) to extract the intermediate core (102).

6. The end cavity and core ejection system for an intermediate joint mold of claim 5, wherein: a fourth slide rail (311) is arranged on the core bottom plate (310), a fourth sliding table (312) capable of horizontally sliding along the fourth slide rail (311) is mounted on the fourth slide rail (311), and the supporting seat (340) is mounted on the fourth sliding table (312); the mold core bottom plate (310) is further provided with a limiting structure used for limiting the stroke of the fourth sliding table (312).

7. The end cavity and core ejection system for an intermediate joint mold of claim 1, wherein: a first sliding table (111) is mounted on the first sliding rail (110) in a sliding manner, a second sliding rail (120) is arranged on the first sliding table (111), a second sliding table (121) is mounted on the second sliding rail (120) in a sliding manner, and the upright column (420) is mounted on the second sliding table (121); the driving device is a first oil cylinder (130) and a second oil cylinder (140), the fixed end of the first oil cylinder (130) is connected with the base (100), and the telescopic end of the first oil cylinder is connected with the first sliding table (111); the fixed end of the second oil cylinder (140) is connected with the first sliding table (111), and the telescopic end is connected with the second sliding table (121).

8. The end cavity and core ejection system for an intermediate joint mold of claim 7, wherein: a first rotating disc (410) is arranged at the bottom of the upright column (420), and the first rotating disc (410) is installed on the second sliding table (121); the first rotating disc (410) is connected with a power device for driving the first rotating disc to horizontally rotate, and the first rotating disc (410) can drive the upright post (420) to rotate when rotating.

9. The end cavity and core ejection system for an intermediate joint mold of claim 8, wherein: the transfer mechanism (400) further comprises a transfer swing arm (430), the upright column (420) is provided with a vertical third slide rail (421), the third slide rail (421) is connected with a third sliding table (422) in a sliding manner, and the transfer swing arm (430) is connected with the third sliding table (422); the top of the upright post (420) is provided with a lifting motor (423), an output shaft of the lifting motor (423) is in transmission connection with the transfer swing arm (430), and the lifting motor (423) is used for driving the transfer swing arm (430) to lift.

10. The end cavity and core ejection system for an intermediate joint mold of claim 9, wherein: the transfer rotating arm (430) comprises a box body (431), a second rotating disc (432) and an arm lever (434), the box body (431) is installed on the third sliding table (422) and is in transmission connection with the lifting motor (423), the second rotating disc (432) is installed on one side, away from the upright post (420), of the box body (431), and the arm lever (434) is connected with the second rotating disc (432); the second turntable (432) is connected with a power mechanism for driving the second turntable to rotate, and the second turntable (432) can drive the arm lever (434) to rotate through rotation; one end of the arm lever (434), which is far away from the second rotating disc (432) of the upright post (420), is connected with a claw arm (440); the plurality of claw clamps (450) are arranged, and the plurality of claw clamps (450) are arranged on the claw arm (440) at intervals.