CN212191153U - Automatic change rotation system shell machine - Google Patents
Automatic change rotation system shell machine Download PDFInfo
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- CN212191153U CN212191153U CN202020857724.9U CN202020857724U CN212191153U CN 212191153 U CN212191153 U CN 212191153U CN 202020857724 U CN202020857724 U CN 202020857724U CN 212191153 U CN212191153 U CN 212191153U
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Abstract
The utility model discloses an automatic rotary shell making machine, which belongs to the technical field of precision casting equipment and comprises a base, a machine body, a transmission mechanism and a mechanical clamp; the base is provided with an induction block, and the induction block is fixedly arranged on the outer edge of the base; the machine body is arranged above the base and is rotationally connected with the base; the lower outer edge of the machine body is detachably provided with an inductive proximity switch, the inductive proximity switch is in clearance fit with the inductive block, and the inductive proximity switch corresponds to the inductive block in position and moves circularly along with the machine body; the transmission mechanism comprises a mechanical arm, a frame, a main cylinder, a guide rail, a driving motor, a second speed reducer and a vibration motor, wherein the mechanical arm consists of a longitudinal arm and a transverse arm; the transmission mechanism can drive the shuttering to lift, rotate and vibrate; the utility model discloses make the system shell operation turn into circular motion by the assembly line form, reduced the area of equipment, simplified work flow, the different mould shell of mechanical fixture ability adaptation.
Description
Technical Field
The utility model relates to a precision casting equipment technical field specifically is an automatic change rotation system shell machine.
Background
In the precision casting industry, the manual shell making mode is that a worker takes off a module from a mould shell vehicle or a drying line, the module is firstly stained with slurry in a slurry staining machine, the slurry is uniformly coated and hung in a sand spraying machine, and after the sand hanging operation is finished, the module is put back to a trolley or the drying line for drying.
Therefore, in the automatic shell making operation, the operation process needs to be divided into five procedures in sequence: finishing five processes of a shell hanging process, a slurry dipping process, a slurry dripping process, a sand pouring process and a shell taking process respectively to finish a workpiece manufacturing cycle; in the shell manufacturing operation, the production line type production is adopted, namely equipment required by the five processes are arranged in sequence, and the problems of long working process, long production line and large required working space exist.
In recent years, with the development of precision casting technology, the problems of increased labor intensity of manual operation, prolonged construction period and the like occur due to the increase of large and oversized products, the development is gradually towards automatic shell manufacturing, the size and the type of the handle of the mold shell are required to be consistent and single when the shell is manufactured automatically, and the existing mold shell handle is complicated and diversified, so that a lot of troubles are brought to the realization of automatic shell manufacturing, and the large-scale popularization of the product is not facilitated.
Therefore, there is a need for a new type of shell making equipment equipped with a universal clamping mechanism that addresses the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic change rotation system shell machine, aim at just in the reduction production step, solve the production line long, take up an area of the big, lack general fixture's problem in space.
The utility model realizes the purpose through the following technical proposal, an automatic rotary shell making machine comprises a base, a machine body, a transmission mechanism and a mechanical clamp;
the base is fixedly provided with a plurality of induction blocks, and the machine body is arranged above the base and is rotationally connected with the base;
the induction proximity switch is detachably mounted on the machine body, is in clearance fit with the induction block and corresponds to the induction block in position and moves circularly along with the machine body;
the transmission mechanism comprises a mechanical arm, a frame, a main cylinder, a guide rail, a driving motor, a second speed reducer and a vibration motor, the mechanical arm consists of a longitudinal arm and a transverse arm which are connected with each other, the bottom of the longitudinal arm of the mechanical arm is fixedly connected with the machine body, and the transverse arm of the mechanical arm extends out of the machine body and is arranged in parallel with the base; the guide rail is fixedly arranged below the cross arm of the mechanical arm and is parallel to the machine body, and one end of the frame is arranged in the guide rail in a sliding manner; the free end of the cross arm of the mechanical arm is connected with a main cylinder, a cylinder rod of the main cylinder is arranged in parallel with the machine body, and the lower end of the cylinder rod of the main cylinder is fixedly connected with the frame; the driving motor and the second speed reducer are fixed on the frame and arranged in parallel with the base, a motor shaft of the driving motor is connected with an input shaft of the second speed reducer, and the vibration motor is fixedly arranged on an output shaft of the second speed reducer;
the mechanical clamp comprises a clamping assembly, a main tong arm, an auxiliary tong arm and a second air cylinder, the main tong arm is movably connected with a second speed reducer, the clamping assembly comprises a tong head and a tong tongue, the bottom of the tong head is provided with a tiger mouth with a downward opening, the tong head is provided with an assembly groove communicated with the tiger mouth, the size of the assembly groove is matched with that of the tong tongue, the tong tongue is positioned in the assembly groove, the upper end of the tong tongue is hinged with the tong head, and the lower end of the tong tongue is provided with a clamping part which extends into the tiger mouth and is matched with the tiger mouth for clamping; the main tong arm and the auxiliary tong arm are symmetrically distributed on two sides of the clamping assembly, the lower end of the main tong arm is fixedly connected with the tong head, the upper end of the main tong arm is hinged with the bottom of the second cylinder, the lower end of the auxiliary tong arm is fixedly connected with the tong tongue, and the upper end of the auxiliary tong arm is hinged with the top of the second cylinder.
Preferably, a servo motor, a first speed reducer, an electric cabinet, a slewing bearing and an air-electric slip ring are arranged on the base, and a motor shaft of the servo motor is connected with an input shaft of the first speed reducer; the base is connected with the machine body through a slewing bearing at the upper part, and the gas-electric slip ring is arranged in the middle of the base and is rotationally connected with the machine body; the electric cabinet is arranged outside the base; the outer edge of the lower portion of the machine body is provided with a circle of gear rings, and the output gear of the first speed reducer is meshed with the gear rings.
Preferably, the system shell machine still includes the thick liquid air blower that drips, it fixes and is being stained with the thick liquid pond outside to drip the thick liquid air blower, it includes support, gas-supply pipe, jet-propelled frame and air cock to drip the thick liquid air blower, be equipped with the gas-supply pipe in the support, the jet-propelled frame is fixed in the support upper end, air cock fixed mounting is on the jet-propelled frame.
Preferably, the air injection frame is of a cylindrical structure, and the top of the air injection frame is provided with a hole for the formwork to pass through; the air nozzles comprise a plurality of layers of horizontal air nozzles and a plurality of rows of inclined air nozzles, the horizontal air nozzles are circumferentially arrayed on the inner side of the cylindrical air injection frame, and the inclined air nozzles are arranged at the top of the air injection frame and inject air obliquely downwards.
Preferably, the induction blocks are circumferentially distributed on the outer edge of the base and sequentially correspond to three stations of picking, hanging, slurry dipping and sand spraying.
The main tong arm is movably connected with the second speed reducer through an elastic piece.
Preferably, in order to provide accurate control over the operation of the whole device, a 8051 single chip microcomputer is arranged in the electric cabinet and used for controlling the operation of the device.
Preferably, in order to protect the formwork handle, the end face of the clamping part opposite to the jaw and the interior of the jaw are coated with rubber coatings.
The utility model has the advantages that:
(1) the device has high transmission precision and stable operation, and the sensing blocks ensure the accuracy of the three working positions;
(2) the device converts the shell-making operation from a production line form to circular motion, improves the working efficiency of the shell-making operation and reduces the floor area of equipment;
(3) the device is provided with the slurry dripping air blower and the vibration motor, so that the slurry dripping process is omitted, and the working flow is simplified;
(4) the device has strong overall universality, can fully utilize the compressed air of a precision casting plant, does not need to provide an additional power device, and has low use cost;
(5) mechanical fixture can satisfy the mould shell handle centre gripping to various types and size to can also adjust and keep the pretightning force when pressing from both sides tight state through controlling compressed air pressure and air feed volume, thereby very big improvement the stability of equipment.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the clamp of the present invention;
FIG. 3 is a front view of the clamping state of the clamp of the present invention;
FIG. 4 is a front view of the clamp of the present invention in a released state;
fig. 5 is a top view of the air injection frame of the present invention.
In the figure: 1. a base; 101. a servo motor; 102. a first speed reducer; 103. an electric cabinet; 104. a slewing bearing; 105. an electro-pneumatic slip ring; 106. an induction block; 2. a body; 201. an inductive proximity switch; 3. a transmission mechanism; 301. a master cylinder; 302. a frame; 303. a guide rail; 304. a drive motor; 305. a second speed reducer; 306. a vibration motor; 307. a mechanical arm; 4. a mechanical clamp; 401. a main jawarm; 402. a secondary jawarm; 403. a second cylinder; 404. a binding clip; 405. a clamp tongue; 406. a clamping portion; 5. a dripping slurry air blower; 501. a support; 502. a gas delivery pipe; 503. an air jet frame; 504. an air tap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, an automatic rotary shell making machine includes a base 1, a body 2, a transmission mechanism 3 and a mechanical fixture 4.
The base 1 is provided with a servo motor 101, a first speed reducer 102, an electric cabinet 103, a slewing bearing 104, an air-electric slip ring 105 and a plurality of induction blocks 106. An output shaft of the servo motor 101 is connected with an input shaft of a first speed reducer 102; an 8051 single chip microcomputer is arranged in the electric cabinet 103 to control the operation of the whole equipment; three induction blocks 106 which are respectively correspondingly picked, hung, dipped with slurry and sprayed with sand are distributed on the outer edge of the base 1; the base 1 is connected with the machine body 2 through a slewing bearing 104 at the upper part; an air-electric slip ring 105 is arranged between the base 1 and the body 2, and the air-electric slip ring 105 transmits electricity and compressed air from the base 1 to the body 2.
The induction proximity switch 201 is installed at the outer edge of the bottom of the machine body 2, a ring of gear ring is arranged at the outer edge of the lower portion of the machine body 2, an output gear of the first speed reducer 102 is meshed with the gear ring, and therefore when the servo motor 101 drives the first speed reducer 102 to move, the machine body 2 is driven to rotate through the meshing of the first speed reducer 102 and the gear ring.
The transmission mechanism 3 described above includes a robot arm 307, a master cylinder 301, a frame 302, a guide rail 303, a drive motor 304, a second speed reducer 305, and a vibration motor 306.
The mechanical arm 307 consists of a longitudinal arm and a cross arm, the bottom of the longitudinal arm of the mechanical arm 307 is fixed on the machine body 2, and the cross arm of the mechanical arm 307 extends out of the machine body 2 and is arranged in parallel with the base 1; the guide rail 303 is installed below the cross arm of the mechanical arm 307 and is arranged parallel to the machine body 2, one end of the frame 302 is arranged in the guide rail in a sliding manner, and the driving motor 304 and the second speed reducer 305 are fixed on the frame 302 and are parallel to the base 1, so that the frame 302 can drive the driving motor 304 and the second speed reducer 305 to move up and down along the guide rail.
The end part of a cross arm of the mechanical arm 307 is connected with the main cylinder 301, a cylinder rod of the main cylinder 301 is arranged in parallel with the machine body 2, the lower end of the cylinder rod of the main cylinder 301 is fixedly connected with the frame 302, and a motor shaft of the driving motor 304 is connected with an input shaft of the second speed reducer 305, so that the main cylinder 301 can drive the driving motor 304 and the second speed reducer 305 to reciprocate up and down along the guide rail 303 through the frame 302, and the mechanical clamp 4 is driven to move up and down, and therefore operation or separation on each operation process is realized; the driving motor 304 drives the second speed reducer 305 to drive the mechanical clamp 4 to rotate forwards and backwards, the mechanical clamp 4 drives the formwork to rotate to realize uniform slurry adhesion, and the rotation angle is not more than 360 degrees; the vibration motor 306 is fixedly arranged on the mechanical clamp 4, and the vibration motor 306 can drive the clamped formwork to vibrate to promote slurry dripping, so that slurry dripping stations are reduced, the cost can be reduced, and the working efficiency is improved.
Mechanical fixture 4 includes centre gripping subassembly, main tong arm 401, vice tong arm 402 and second cylinder 403, and main tong arm 401 passes through elastic component swing joint with second speed reducer 305, and the elastic component can be spring etc. and main tong arm 401 still can be for articulated with second speed reducer 305, and it can to guarantee to drive mechanical fixture 4 vibration when vibrating motor 306 vibrates.
The clamping assembly comprises a clamp head 404 and a clamp tongue 405, the bottom of the clamp head 404 is provided with a jaw opening with a downward opening, the clamp head 404 is provided with an assembling groove communicated with the jaw opening, the size of the assembling groove is matched with that of the clamp tongue 405, the clamp tongue 405 is positioned in the assembling groove, the upper end of the clamp tongue 405 is hinged with the clamp head 404, and the lower end of the clamp tongue 405 is provided with a clamping part 406 extending into the jaw opening to be matched with and clamped by the jaw opening; the main tong arm 401 and the auxiliary tong arm 402 are symmetrically distributed on two sides of the clamping assembly, the lower end of the main tong arm 401 is fixedly connected with the tong head 404, the upper end of the main tong arm 401 is hinged with the bottom of the second cylinder 403, the lower end of the auxiliary tong arm 402 is fixedly connected with the tong tongue 405, and the upper end of the auxiliary tong arm 402 is hinged with the top of the second cylinder 403; the mechanical clamp 4 is driven to open and close by the piston motion of the second air cylinder 403; adopt binding clip 404 and pincers tongue 405 complex structure, still have great tiger's mouth aperture when the centre gripping, can go deep into pincers tongue 405 with the tiger's mouth and form confined annular space like this to hang the mould shell handle through this annular space, can satisfy some needs and hang the demand of operation, for example hang soak the thick liquid, hang operations such as electroplating, thereby make the utility model discloses a commonality is higher.
The slurry dripping and blowing machine 5 is fixed outside the slurry dipping pool, the slurry dripping and blowing machine 5 comprises a support 501, an air conveying pipe 502, an air injection frame 503 and an air nozzle 504, the air conveying pipe 502 is arranged in the support 501, the air injection frame 504 is fixed at the upper end of the support 501, and the air nozzle 504 is fixedly arranged on the air injection frame 503; the air nozzles 504 are provided with two types of multi-layer horizontal air nozzles and multi-row inclined air nozzles, and are used for horizontal and inclined air blowing respectively; the slurry dripping air blower 5 further promotes slurry dripping of the formwork after slurry dipping is finished, so that slurry dripping stations can be reduced, the cost is reduced, and the efficiency is improved; in order to prevent the formwork from being uneven caused by excessive slurry dripping, the pressure of the compressed air in the air conveying pipe 502 is small.
The utility model discloses when using:
the main circuit is used for electrifying the electric control box 103, and compressed air of a precision casting factory supplies air to the main cylinder 301, the second cylinder 403 and the slurry dripping air blower 5 through the electro-pneumatic slip ring 105; when the power supply is turned on and the servo motor 101 runs, the first speed reducer 102 starts to act to drive the machine body 2 to rotate on the base 1;
when the induction proximity switch 201 induces an induction block of a picking and hanging station, a signal is sent to a single chip microcomputer in the electric control box 103, the single chip microcomputer controls the servo motor 101 to be powered off for a certain time, a worker hangs a formwork on the mechanical clamp 4 in the time, the mechanical clamp 4 is closed, and then the servo motor 101 is electrified to continue rotating the machine body 2;
when the induction proximity switch 201 induces the induction block of the slurry dipping station, a signal is sent to the singlechip in the electric control box 103, the singlechip controls the servo motor 101 to be powered off for a certain time, the machine body 2 stops rotating, and the mould shell stops above the slurry dipping pool; the cylinder rod of the main cylinder 301 extends out, the formwork is immersed in the slurry dipping pool, then the driving motor 304 acts to drive the formwork to rotate positively and negatively to dip slurry, the formwork is lifted slowly after the slurry dipping is finished, at the moment, the vibration motor 306 vibrates, meanwhile, the formwork passes through the slurry dripping air blower 5, at the moment, the slurry dripping air blower 5 blows air, the formwork can finish the slurry dripping procedure in the rising process through the vibration motor 306 and the slurry dripping air blower 5, the working efficiency is improved, and then the servo motor 101 is electrified to rotate the machine body 2 continuously;
thirdly, when the induction proximity switch 201 induces an induction block of a sand drenching station, a signal is sent to a single chip microcomputer in the electric cabinet 103, the single chip microcomputer controls the servo motor 101 for a certain time, the mechanical arm 301 drives the mould shell to enter the sand drenching machine for sand drenching and then is lifted, and the servo motor 101 is electrified to continue rotating the machine body 2;
fourthly, when the induction proximity switch 201 induces the picking and hanging station induction block 106 again, a signal is given to the single chip microcomputer in the electric control box 103, the single chip microcomputer controls the servo motor 101 to be powered off for a certain time, and a worker picks the formwork from the shell making machine;
thus, one working cycle can be completed by one rotation of the machine body 2.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. An automatic change rotation system shell machine which characterized in that: comprises a base, a machine body, a transmission mechanism and a mechanical clamp;
the base is fixedly provided with a plurality of induction blocks, and the machine body is arranged above the base and is rotationally connected with the base;
the induction proximity switch is detachably mounted on the machine body, is in clearance fit with the induction block and corresponds to the induction block in position and moves circularly along with the machine body;
the transmission mechanism comprises a mechanical arm, a frame, a main cylinder, a guide rail, a driving motor, a second speed reducer and a vibration motor, the mechanical arm consists of a longitudinal arm and a transverse arm which are connected with each other, the bottom of the longitudinal arm of the mechanical arm is fixedly connected with the machine body, and the transverse arm of the mechanical arm extends out of the machine body and is arranged in parallel with the base; the guide rail is fixedly arranged below the cross arm of the mechanical arm and is parallel to the machine body, and one end of the frame is arranged in the guide rail in a sliding manner; the free end of the cross arm of the mechanical arm is connected with a main cylinder, a cylinder rod of the main cylinder is arranged in parallel with the machine body, and the lower end of the cylinder rod of the main cylinder is fixedly connected with the frame; the driving motor and the second speed reducer are fixed on the frame and arranged in parallel with the base, a motor shaft of the driving motor is connected with an input shaft of the second speed reducer, and the vibration motor is fixedly arranged on the mechanical clamp;
the mechanical clamp comprises a clamping assembly, a main tong arm, an auxiliary tong arm and a second air cylinder, the main tong arm is movably connected with a second speed reducer, the clamping assembly comprises a tong head and a tong tongue, the bottom of the tong head is provided with a tiger mouth with a downward opening, the tong head is provided with an assembly groove communicated with the tiger mouth, the size of the assembly groove is matched with that of the tong tongue, the tong tongue is positioned in the assembly groove, the upper end of the tong tongue is hinged with the tong head, and the lower end of the tong tongue is provided with a clamping part which extends into the tiger mouth and is matched with the tiger mouth for clamping; the main tong arm and the auxiliary tong arm are symmetrically distributed on two sides of the clamping assembly, the lower end of the main tong arm is fixedly connected with the tong head, the upper end of the main tong arm is hinged with the bottom of the second cylinder, the lower end of the auxiliary tong arm is fixedly connected with the tong tongue, and the upper end of the auxiliary tong arm is hinged with the top of the second cylinder.
2. An automated rotary shell making machine according to claim 1, wherein: the base is provided with a servo motor, a first speed reducer, an electric cabinet, a slewing bearing and an air-electric slip ring, and a motor shaft of the servo motor is connected with an input shaft of the first speed reducer; the base is connected with the machine body through a slewing bearing at the upper part, and the gas-electric slip ring is arranged in the middle of the base and is rotationally connected with the machine body; the electric cabinet is arranged outside the base; the outer edge of the lower portion of the machine body is provided with a circle of gear rings, and the output gear of the first speed reducer is meshed with the gear rings.
3. An automated rotary shell-making machine according to claim 1 or 2, wherein: the shell making machine further comprises a slurry dripping air blower, the slurry dripping air blower is fixed to the outside of the slurry dipping pool and comprises a support, an air conveying pipe, an air injection frame and an air faucet, the air conveying pipe is arranged in the support, the air injection frame is fixed to the upper end of the support, and the air faucet is fixedly installed on the air injection frame.
4. An automated rotary shell making machine according to claim 3, wherein: the air injection frame is of a cylindrical structure, and the top of the air injection frame is provided with a hole for the mold shell to penetrate through; the air nozzles comprise a plurality of layers of horizontal air nozzles and a plurality of rows of inclined air nozzles, the horizontal air nozzles are circumferentially arrayed on the inner side of the cylindrical air injection frame, and the inclined air nozzles are arranged at the top of the air injection frame and inject air obliquely downwards.
5. An automated rotary shell making machine according to claim 1, wherein: the induction blocks are circumferentially distributed on the outer edge of the base and sequentially correspond to three stations of picking, hanging, slurry dipping and sand spraying.
6. An automated rotary shell making machine according to claim 1, wherein: the main tong arm is movably connected with the second speed reducer through an elastic piece.
7. An automated rotary shell making machine according to claim 2, wherein: a8051 singlechip for controlling the operation of equipment is arranged in the electric cabinet.
8. An automated rotary shell making machine according to claim 1, wherein: the end face of the clamping part opposite to the tiger's mouth and the interior of the tiger's mouth are coated with rubber coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020857724.9U CN212191153U (en) | 2020-05-21 | 2020-05-21 | Automatic change rotation system shell machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020857724.9U CN212191153U (en) | 2020-05-21 | 2020-05-21 | Automatic change rotation system shell machine |
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| Publication Number | Publication Date |
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| CN212191153U true CN212191153U (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020857724.9U Active CN212191153U (en) | 2020-05-21 | 2020-05-21 | Automatic change rotation system shell machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020542A (en) * | 2021-02-26 | 2021-06-25 | 李格腾 | Investment casting shell-making manipulator |
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2020
- 2020-05-21 CN CN202020857724.9U patent/CN212191153U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113020542A (en) * | 2021-02-26 | 2021-06-25 | 李格腾 | Investment casting shell-making manipulator |
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