Shakeout treatment device and shakeout treatment method after valve casting stripping
Technical Field
The invention relates to the technical field of casting shakeout, in particular to a shakeout treatment device and a shakeout treatment method after a valve is cast and stripped.
Background
Shakeout of a casting refers to an operation in which the casting is separated from the molding sand and the flask by hand or by machine. The manual knockout production efficiency is low, the sand box is short-lived, the dust is many, high temperature, labor condition is poor, the following difficult problem that exists when the knockout was handled after current sand foundry goods drawing, one, traditional knockout operation is generally to use rubber hammer or sand pouring pestle to carry out the knockout through the manual work and is handled, manual knockout production efficiency is low, the dust is many, high temperature, labor condition is poor, and operating time is long, cause the injury to staff's health easily, two, traditional knockout instrument, to handling the valve pipeline of different diameters size at hardly simultaneously, and the during operation need carry out continuous upset operation to the sand foundry goods, lead to can't concentrating the collection to the foundry sand.
Disclosure of Invention
The technical problem to be solved
The device and the method for treating the shakeout after the valve casting is stripped can solve the problems that the shakeout operation is time-consuming and labor-consuming after the valve casting is stripped.
Two technical schemes
In order to achieve the above object, the present invention adopts the following technical scheme, wherein the device for handling shakeout after valve casting pattern stripping comprises a fixed base, a support plate, a lifting mechanism, a vertical shakeout mechanism, a clamping mechanism and a horizontal shakeout mechanism, the support plate is mounted on the fixed base, the vertical shakeout mechanism and the lifting mechanism are respectively mounted on the front side and the rear side of the support plate, the clamping mechanism and the horizontal shakeout mechanism are mounted on the lifting mechanism, and the horizontal shakeout mechanism is located below the clamping mechanism, wherein:
elevating system include No. two motors, the cam, the lifter, the slide bar, the lifter base, lift platform, lift slide rail and lift unit, unable adjustment base is last to install No. two motors, the cam is installed to No. two motor output ends, the lift slide rail is fixed in the backup pad rear side and is installed through sliding fit's mode with the lifter base, lifter one end articulates on the lifter base, the lifter other end supports through sliding fit's mode and leans on and install on the cam outer wall, lift platform is installed to the backup pad upper end, the spout has been seted up to lift platform rear end bilateral symmetry, install the slide bar through sliding fit's mode in the spout, slide bar one end is connected on the lifter base, the lift unit is installed to the slide bar other end, lift platform's front end is provided with the.
The lifting unit include lift backup pad, a lift fixed plate, No. two lift fixed plates, No. three lift fixed plates, spacing groove one, spacing groove two, the lift backup pad is installed on the slide bar, down installs a lift fixed plate, No. two lift fixed plates and No. three lift fixed plates on the lateral wall of lift backup pad from last in proper order, be provided with spacing groove one on No. two lift fixed plates, and No. three on the lift fixed plate bilateral symmetry seted up spacing groove two.
The clamping mechanism comprises a clamping lifting cylinder, a clamping base, a guide sleeve, a clamping connecting rod, a rolling bearing and a clamping jaw unit, the clamping lifting cylinder is installed on the lifting unit, the output end of the clamping lifting cylinder is connected with the clamping connecting rod, the clamping connecting rod penetrates through the guide sleeve to be installed with the rolling bearing, the clamping base is installed on the lifting unit, the clamping connecting rod penetrates through the clamping base to be connected with the clamping jaw unit, and the clamping connecting rod and the clamping base are connected in a sliding fit mode.
The clamping jaw unit comprises a sliding frame, a clamping jaw connecting rod, a rotating shaft, a rolling notch and a clamping jaw, the sliding frame penetrates through two limiting grooves and is symmetrically mounted on the clamping base in the left-right direction, the rotating shaft is mounted in the middle of the sliding frame, one end of the clamping jaw connecting rod is mounted on the rotating shaft, the rolling notch is formed in the clamping jaw connecting rod, and the clamping jaw is mounted at the other end of the clamping jaw connecting rod.
Perpendicular knockout mechanism include a motor, rotary rod one and fall sand pestle unit one, install a motor in the backup pad, a motor output end installs rotary rod one, rotary rod one passes the swivelling chute and is connected with fall sand pestle unit.
The sand pouring pestle unit one include swivel sleeve, telescopic cylinder, conical shaft, sand pouring rod, step drill bit and reset spring, swivel sleeve one end be connected with rotary rod one, the swivel sleeve other end is provided with the step drill bit, swivel sleeve internally mounted has telescopic cylinder, the conical shaft is installed to the telescopic cylinder output, the last circumference of swivel sleeve evenly is equipped with flexible notch, slide in the flexible notch and be provided with the sand pouring rod, be provided with reset spring between sand pouring rod and the swivel sleeve's the inner wall, the sand pouring rod supports and leans on the surface of conical shaft.
Horizontal knockout mechanism include No. three motors, the aversion cylinder, rotary rod two, pouring sand pestle unit two, the deflector, pipeline supporting unit, execution cylinder and motor cabinet, the aversion cylinder is installed to No. three lift fixed plates, the motor cabinet is installed to aversion cylinder output, the motor cabinet is connected with No. three fixed plates with sliding fit's mode, install No. three motors on the motor cabinet, rotary rod two is installed to No. three motor output, install the deflector on No. three lift fixed plates, rotary rod two passes the deflector and is connected with pouring sand pestle unit two, install the execution cylinder on the deflector, pipeline supporting unit is installed to the execution cylinder output.
Pipeline support unit include pipeline backup pad, pipeline support frame, pipeline solid fixed splint and pipeline stationary cylinder, pipeline support frame is installed to the last bilateral symmetry of pipeline backup pad, pipeline solid fixed splint bilateral symmetry installs between the pipeline support frame inner wall, and pipeline solid fixed splint and pipeline backup pad are connected with sliding fit's mode, pipeline stationary cylinder is installed in the pipeline support frame outside, the clamping jaw is the rectangle structure, the centre is circular notch, both ends are provided with the zigzag draw-in groove.
In addition, the invention also provides a shakeout treatment method of the shakeout treatment device after the valve casting is stripped
The first step is as follows: actuating cylinder drives pipeline supporting unit and lifts the valve foundry goods to suitable position, pipeline fixed cylinder promotes pipeline solid fixed splint and presss from both sides tightly the lower port of valve foundry goods, afterwards, centre gripping lift cylinder makes the clamping jaw connecting rod close gradually under the effect of rotation axis through the centre gripping connecting rod, let lie in the terminal clamping jaw of clamping jaw connecting rod and press from both sides tightly the valve foundry goods, prevent that the valve foundry goods from taking place to rotate when the studio, afterwards, No. three motors drive sand pouring pestle unit two and rotate, carry out the horizontal direction sand pouring operation under the promotion of aversion cylinder. Due to the special design of the sand pouring pestle unit II, the sand pouring pestle unit II starts to extend outwards during working until the sand pouring pestle unit II is gradually attached to the inner wall of the valve pipeline, and casting sand inside the valve pipeline is accurately cleaned.
The second step is that: no. two motors drive the cam and rotate, the cam drives the lifting rod base through the lifting rod to perform vertical linear reciprocating motion, the sliding rod fixed on the lifting rod base drives the lifting unit to perform linear reciprocating motion simultaneously, and the casting sand cleaned by the horizontal shakeout mechanism can be quickly and effectively cleaned under the vibration effect.
The third step: a motor begins rotatoryly, drives through a rotary rod and falls a rotation of sand pestle unit, and the step drill bit that is located rotatory sleeve head can carry out simple clearance with the inside casting sand of pipeline between the valve under elevating system's repetitive motion, moreover under elevating system's effect, can effectively avoid casting sand to produce in the pipeline inside and pile up the phenomenon.
Three beneficial effects
1. The invention can solve the following problems existing in the shakeout treatment after the stripping of the existing sand casting, firstly, the traditional shakeout operation generally adopts a rubber hammer or a sand pouring pestle to carry out the shakeout treatment on the sand casting manually, the production efficiency of manual shakeout is low, much dust is generated, the temperature is high, the working condition is poor, the working time is long, and the body of a worker is easily damaged, secondly, the traditional shakeout tool is difficult to simultaneously treat valve pipelines with different diameters, and the sand casting needs to be continuously turned over during working, so that the casting sand cannot be intensively collected.
2. According to the sand pouring pestle unit designed by the invention, the casting sand in the valve pipeline can be stably and uniformly cleaned out through the step drill bit arranged at the head part of the rotary sleeve, and the telescopic mechanism consisting of the telescopic cylinder, the conical shaft, the sand pouring rod and the reset spring can be better adapted to the diameter change in different valve pipelines. Has the characteristics of stability and continuous work.
3. The lifting mechanism designed by the invention drives the cam to rotate through the second motor, so that the lifting rod base can do reciprocating linear motion up and down, and the lifting unit is driven to vibrate through the sliding rod. Under the vibration condition of the lifting unit, the shakeout treatment of the valve casting can be more effectively carried out, so that the efficiency of the shakeout work is obviously improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of the horizontal shakeout mechanism of the present invention;
FIG. 3 is a partial cross-sectional view of the vertical shakeout mechanism of the present invention;
FIG. 4 is a partial schematic view of the clamping mechanism of the present invention;
FIG. 5 is a schematic view of a portion of the lift mechanism of the present invention;
FIG. 6 is an enlarged view of a portion of the invention at A;
FIG. 7 is a perspective view of the pouring pestle of the present invention;
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a valve casting post-pattern-drawing shakeout processing apparatus comprises a fixing base 1, a supporting plate 2, an elevating mechanism 3, a vertical shakeout mechanism 4, a clamping mechanism 5 and a horizontal shakeout mechanism 6, wherein the supporting plate 2 is installed on the fixing base 1, the vertical shakeout mechanism 4 and the elevating mechanism 3 are respectively installed on the front side and the rear side of the supporting plate 2, the clamping mechanism 5 and the horizontal shakeout mechanism 6 are installed on the elevating mechanism 3, and the horizontal shakeout mechanism 6 is located below the clamping mechanism 5, wherein:
horizontal knockout mechanism 6 include No. three motors 60, shift cylinder 61, two rotary rods 62, two 63 of sand pouring pestle unit, deflector 64, pipeline support unit 65, carry out cylinder 66 and motor cabinet 67, shift cylinder 61 is installed to No. three lift fixed plates 384, motor cabinet 67 is installed to shift cylinder 61 output, motor cabinet 67 is connected with No. three fixed plates 384 with sliding fit's mode, install No. three motors 60 on the motor cabinet 67, two rotary rods 62 are installed to No. three motors 60 output, install deflector 64 on No. three lift fixed plates 384, two rotary rods 62 pass deflector 64 and are connected with two 62 of sand pouring pestle unit, install carry out cylinder 66 on the deflector 64, pipeline support unit 65 is installed to carry out cylinder 66 output.
The pipeline supporting unit 65 comprises a pipeline supporting plate 650, a pipeline supporting frame 651, a pipeline fixing clamp plate 652 and a pipeline fixing cylinder 653, the pipeline supporting frame 651 is symmetrically installed on the pipeline supporting plate 650 in the left-right direction, the pipeline fixing clamp plate 652 is symmetrically installed between the inner walls of the pipeline supporting frame 651 in the left-right direction, the pipeline fixing clamp plate 652 and the pipeline supporting plate 650 are connected in a sliding fit mode, the pipeline fixing cylinder 653 is installed on the outer side of the pipeline supporting frame 651, the clamping jaw 554 is of a rectangular structure, the middle of the pipeline fixing clamp plate is provided with a circular notch, and two ends.
The clamping mechanism 5 comprises a clamping lifting cylinder 50, a clamping base 51, a guide sleeve 52, a clamping connecting rod 53, a rolling bearing 54 and a clamping jaw unit 55, the clamping lifting cylinder 50 is installed on the lifting unit 38, the output end of the clamping lifting cylinder 50 is connected with the clamping connecting rod 53, the clamping connecting rod 53 penetrates through the guide sleeve 52 to be installed with the rolling bearing 54, the clamping base 51 is installed on the lifting unit 38, the clamping connecting rod 53 penetrates through the clamping base 51 to be connected with the clamping jaw unit 55, and the clamping connecting rod 53 and the clamping base 51 are connected in a sliding fit mode.
The clamping jaw unit 55 comprises a sliding frame 550, a clamping jaw link 551, a rotating shaft 552, a rolling notch 553 and a clamping jaw 554, wherein the sliding frame 550 passes through a second limiting groove 386 to be arranged on the clamping base 51 in bilateral symmetry, the rotating shaft 552 is arranged in the middle of the sliding frame 550, one end of the clamping jaw link 551 is arranged on the rotating shaft 552, the rolling notch 553 is arranged on the clamping jaw link 551, and the clamping jaw 554 is arranged at the other end of the clamping jaw link 551.
During specific work, the execution cylinder 66 drives the pipeline supporting unit 65 to lift the valve casting to a proper position, the pipeline fixing cylinder 653 pushes the pipeline fixing clamp plate 652 to clamp the lower port of the valve casting, then, the clamping lifting cylinder 50 enables the clamping jaw connecting rod 551 to be gradually closed under the action of the rotating shaft 552 through the clamping connecting rod 53, the clamping jaw 554 at the tail end of the clamping jaw connecting rod 551 clamps the valve casting, the valve casting is prevented from rotating in a working chamber, then, the third motor 60 drives the second sand pouring pestle unit 63 to rotate, and sand pouring operation is performed under the pushing of the shifting cylinder 61.
The lifting mechanism 3 comprises a second motor 30, a cam 31, a lifting rod 32, a sliding rod 33, a lifting rod base 34, a lifting platform 35, a lifting slide rail 36 and a lifting unit 38, install No. two motors 30 on unable adjustment base 1, cam 31 is installed to No. two motor 30 outputs, lift slide rail 36 is fixed in backup pad 2 rear side and passes through sliding fit's mode installation with lifter base 34, lifter 32 one end articulates on lifter base 34, the lifter 32 other end supports through sliding fit's mode and leans on to install on cam 31 outer wall, lift platform 35 is installed to backup pad 2 upper end, lift platform 35 rear end bilateral symmetry has seted up the spout, install slide bar 33 through sliding fit's mode in the spout, slide bar 33 one end is connected on lifter base 34, lift unit 38 is installed to the slide bar 33 other end, lift platform 35's front end is provided with the swivelling chute.
The lifting unit 38 comprises a lifting support plate 380, a first lifting fixing plate 382, a second lifting fixing plate 383, a third lifting fixing plate 384, a first limiting groove 385 and a second limiting groove 386, the lifting support plate 380 is installed on the slide bar 33, the first lifting fixing plate 382, the second lifting fixing plate 383 and the third lifting fixing plate 384 are sequentially installed on the side wall of the lifting support plate 380 from top to bottom, the first limiting groove 385 is arranged on the second lifting fixing plate 383, and the second limiting grooves 386 are symmetrically arranged on the third lifting fixing plate 384 in a left-right mode.
During specific work, the second motor 30 drives the cam 31 to rotate, the cam 31 drives the lifting rod base 34 to perform vertical linear reciprocating motion, the sliding rod 33 fixed on the lifting rod base 34 drives the lifting unit 38 to perform linear reciprocating motion simultaneously, and casting sand cleaned by the horizontal shakeout mechanism can be quickly and effectively cleaned under the vibration effect.
The vertical shakeout mechanism 4 comprises a motor 40, a first rotating rod 41 and a first sand pouring pestle unit 42, the motor 40 is mounted on the support plate 2, the first rotating rod 41 is mounted at the output end of the motor 40, and the first rotating rod 41 penetrates through a rotating groove to be connected with the first sand pouring pestle unit 42.
Fall sand pestle unit 42 including rotatory sleeve 420, telescopic cylinder 421, conical shaft 422, fall sand pole 423, step drill bit 424 and reset spring 425, rotatory sleeve 420 one end be connected with a rotary rod 41, the rotatory sleeve 420 other end is provided with step drill bit 424, rotatory sleeve 420 internally mounted has telescopic cylinder 421, conical shaft 422 is installed to telescopic cylinder 421 output, evenly be equipped with flexible notch along circumference on the rotatory sleeve 420, slide in the flexible notch and be provided with fall sand pole 423, be provided with reset spring 425 between the inner wall of fall sand pole 423 and rotatory sleeve 420, fall sand pole 423 and lean on conical shaft 422 on the surface.
During specific work, a motor 40 begins rotatoryly, drive one sand pouring pestle unit 42 through a rotary rod 41 and rotate, the step drill 424 that is located the head of rotary sleeve 420 can simply clear up the inside cast sand of pipeline between the valve under elevating system 3's repetitive motion, later telescopic cylinder 421 upwards promotes conical shaft 422, because the special design of one sand pouring pestle unit 42, sand pouring rod 423 begins to stretch out the valve pipeline inner wall of laminating gradually to the outside, the inside cast sand of accurate clearance valve pipeline. And under the effect of elevating system 3, can effectively avoid the foundry sand to produce in the pipeline and pile up the phenomenon.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.