CN219112862U

CN219112862U - Discharging device of low-pressure casting machine

Info

Publication number: CN219112862U
Application number: CN202320048461.0U
Authority: CN
Inventors: 周永根; 王慧臣; 叶喜和; 张华�
Original assignee: Shaoxing City Zhenyang Machinery Co ltd
Current assignee: Shaoxing City Zhenyang Machinery Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-06-02
Anticipated expiration: 2033-01-07

Abstract

The utility model relates to a low pressure casting machine's field especially relates to a unloader of low pressure casting machine, including the installation piece that is used for being connected with low pressure casting machine's frame, it is provided with the rotor arm to rotate on the installation piece, the pivot of rotor arm is vertical, be provided with between rotor arm and the installation piece and drive rotor arm around the reciprocal pivoted drive assembly of installation piece, the one end that the installation piece was kept away from to the rotor arm is provided with the receiving tray that is used for stretching into the feed opening department of low pressure casting machine and carrying out the material when the rotor arm rotates, be provided with the elastic component that is used for slowing down the material striking on the receiving tray. When the blanking device is used for receiving materials, products directly fall on the receiving tray, impact between the products and the receiving tray is slowed down under the buffer effect of the elastic piece on the receiving tray, so that labor intensity of manual clamping is reduced, and the probability of product collision is also reduced.

Description

Discharging device of low-pressure casting machine

Technical Field

The application relates to the field of low-pressure casting machines, in particular to a discharging device of a low-pressure casting machine.

Background

The low-pressure casting is a casting method in which molten metal is filled into a cavity from bottom to top under the action of pressure and solidified and formed under the action of pressure. The low-pressure casting machine is a common device for low-pressure casting of aluminum alloy.

Along with iteration of industrialized products, the original low-pressure produced products are slowly combined and improved into combined conjuncted casting from single products, the weight of the products is also increased, and the materials are still received by manually clamping the castings from the discharge port, so that the labor intensity of workers is greatly increased, and the probability of collision and injury of the products is also increased.

Disclosure of Invention

In order to reduce the clamping difficulty of workers and reduce the probability of product knocks, the application provides a discharging device of a low-pressure casting machine.

The application provides a unloader of low pressure casting machine adopts following technical scheme:

the utility model provides a unloader of low pressure casting machine, includes the installation piece that is used for being connected with the frame of low pressure casting machine, rotate on the installation piece and be provided with the rotor arm, the pivot of rotor arm is vertical, be provided with between rotor arm and the installation piece and drive the reciprocating pivoted drive assembly of rotor arm around the installation piece, the one end that the rotor arm kept away from the installation piece is provided with the receiving tray that is used for stretching into the feed opening department of low pressure casting machine when the rotor arm rotates and carries out the material, be provided with the elastic component that is used for slowing down the material striking on the receiving tray.

Through adopting above-mentioned technical scheme, after casting is finished and remove the unloading position with the product from the low pressure casting machine, the rotor arm rotates along the drive of installation piece under drive assembly for connect the charging tray to stretch into the below of the feed opening of low pressure casting machine, loosen the centre gripping of low pressure casting machine to the product again, make the product fall on the receiving tray, drive the rotor arm by drive assembly again and rotate the feed opening of taking the product out of low pressure casting machine, reduce the intensity of labour that the product was got to the manual work pincers, the material is when falling on the receiving tray, the impact dynamics between material and the receiving tray is slowed down to the elastic component, thereby reduce the probability that the product knocked with.

Optionally, the elastic component includes buffer spring and buffer plate, buffer spring sets up on receiving the charging tray, buffer plate slides and sets up on receiving the charging tray and be located buffer spring top.

Through adopting above-mentioned technical scheme, when the material falls to receiving the charging tray, fall on the buffer board earlier, buffer board downwardly extrusion buffer spring to reduce the striking dynamics between material and the receiving tray, thereby reduce the probability that the material knocks with the injury.

Optionally, the buffer plate upper surface is provided with the asbestos layer that is used for reducing the impact of material degree buffer plate.

Through adopting above-mentioned technical scheme, the material falls before on the buffer board earlier with the asbestos layer contact on the buffer board, the asbestos layer properly cushions the striking between material and the buffer board to reduce the collision between material and the buffer board.

Optionally, the driving assembly includes a hydraulic cylinder, the hydraulic cylinder rotates and sets up on the installation piece, the hydraulic cylinder rotates along the horizontal direction, the piston rod of hydraulic cylinder rotates and sets up on the swivel arm.

Through adopting above-mentioned technical scheme, when needing to rotate the rotor arm, start the pneumatic cylinder to promote the rotor arm and rotate, the pneumatic cylinder rotates around the installation piece, guarantees the thrust dynamics of piston cylinder to the rotor arm, and overall structure is simple, easy operation.

Optionally, be provided with the rotating assembly between pneumatic cylinder and the installation piece, the rotating assembly includes axis of rotation, apron and fixing bolt, be provided with two baffles on the installation piece, two baffles distribute along vertical direction and form the installation notch on vertical direction, the pneumatic cylinder passes the installation notch and rotates with the baffle to be connected, set up the mounting hole that runs through the baffle along vertical direction on the baffle, two shrinkage pools that distribute along vertical direction have been seted up to the pneumatic cylinder, the mounting hole is coaxial with the shrinkage pool, the axis of rotation rotates and sets up between shrinkage pool and mounting hole, the apron has two, two the apron sets up on the one side surface of two baffles dorsad pneumatic cylinder, fixing bolt passes apron threaded connection on the baffle.

By adopting the technical scheme, when the hydraulic cylinder is required to drive the rotating arm to rotate, the hydraulic cylinder, the baffle, the rotating shaft and the cover plate rotate, and the hydraulic cylinder is clamped in the mounting notch through the rotating shaft, so that the possibility that the hydraulic cylinder slides along the mounting notch in the rotating process of the hydraulic cylinder is reduced; the apron is fixed through fixing bolt with pivot joint between baffle and pneumatic cylinder, on the one hand, reduces the rotation axis and breaks away from the possibility of baffle and pneumatic cylinder, on the other hand, reduces the ash layer and falls into between rotation axis and the mounting hole to guarantee pneumatic cylinder pivoted effect.

Optionally, be provided with two mounting panels on the rotor arm, two the mounting panel distributes along vertical direction and forms the installation draw-in groove in vertical direction, the installation draw-in groove rotation is provided with the rotor, the piston rod setting of pneumatic cylinder is on the rotor.

Through adopting above-mentioned technical scheme, when the pneumatic cylinder rotates, the piston rod of pneumatic cylinder promotes the kicking block and the mounting panel slides, through the skew between mounting panel and the rotor arm rotation axle center for the mounting panel promotes the rotor arm and rotates around the mounting block, thereby drives the feed opening that connects the charging tray to get into the low pressure casting machine and carries out the material, and the rotor block rotates with the rotor arm to be connected, reduces the promotion degree of difficulty of pneumatic cylinder, improves the promotion effect of pneumatic cylinder, also reduces the damage of pneumatic cylinder to a certain extent.

Optionally, the screw thread connection has vertical lead screw on the installation piece, the lead screw is used for rotating with the frame to be connected, the installation piece is used for sliding along vertical direction with the frame.

Through adopting above-mentioned technical scheme, when the height that needs to adjust the material receiving dish, rotate the lead screw for the installation piece slides from top to bottom along the frame of low pressure casting machine under the drive of lead screw, thereby adjusts the height that receives the material receiving dish, thereby adjusts the height that the product falls, reduces the possibility that the product knocked down.

Optionally, a limit switch for limiting the rotation angle of the rotating arm is arranged on the mounting block.

Through adopting above-mentioned technical scheme, when the rotor arm rotates, through limit switch for when the receiving tray reached suitable position, the piston rod of pneumatic cylinder stopped flexible, makes the rotor arm stop rotating, thereby improves the positioning accuracy of rotor arm.

Optionally, limit switch includes controller, electromagnetic induction magnet head and two electromagnetic induction limit devices, electromagnetic induction limit devices sets up on the installation piece and is located the both ends of rotor arm rotation direction, electromagnetic induction magnet head sets up on the rotor arm, the controller is connected with two electromagnetic induction limit devices and pneumatic cylinder electricity simultaneously, when electromagnetic induction magnet head and electromagnetic induction limit devices contact, electromagnetic induction limit devices sends the signal of telecommunication to the controller, the controller receives the signal of telecommunication after control pneumatic cylinder stops to stretch out and draw back.

Through adopting above-mentioned technical scheme, when the electromagnetic induction magnet head on the rotor arm touches the electromagnetic induction limit ware at rotor arm both ends, the controller passes through the emission of electrical signal for the piston rod of pneumatic cylinder stops to stretch out and draw back, thereby stops the rotation of rotor arm, and the controller is spacing the rotation of rotor arm through touching information effectively, makes the stop of rotor arm, moves homoenergetic effective control.

Optionally, be provided with the pin between rotor arm and the receiving tray, the slot has been seted up to the rotor arm upper surface, the pin is fixed to be set up in the slot, be provided with the locking bolt between pin and the receiving tray, the locking bolt passes pin threaded connection on receiving tray.

Through adopting above-mentioned technical scheme, when the receiving charging tray of different sizes needs to be changed, unscrew the locking bolt, take off the receiving charging tray on the rotor arm, change the receiving charging tray of other models, pass the pin with the locking bolt again and connect charging tray threaded connection, overall structure is simple, and it is convenient to dismantle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the mounting block is arranged on the frame of the low-pressure casting machine, the rotating arm is rotatably arranged on the mounting block, and the receiving tray is arranged on the rotating arm.

2. A limit switch is arranged between the mounting block and the rotating arm, and the rotating angle of the rotating arm is accurately controlled, so that the receiving is more accurate;

3. install the elastic component on receiving the charging tray for when the material falls on receiving the charging tray, the elastic component reduces the striking dynamics between material and the charging tray quotation, thereby reduces the probability that the material knocks with the injury.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic view illustrating installation of the mounting block, the rotating arm, and the receiving tray in the embodiment of the present application.

Fig. 3 is an exploded view of a rotating assembly in an embodiment of the present application.

Fig. 4 is a schematic view illustrating the installation between the elastic member and the receiving tray in the embodiment of the present application.

Reference numerals illustrate: 1. a mounting block; 11. a baffle; 12. a mounting plate; 13. a screw rod; 14. a mounting notch; 15. installing a clamping groove; 16. a T-shaped guide rail; 2. a rotating arm; 21. a slot; 3. a hydraulic cylinder; 31. a rotating block; 4. a rotating assembly; 41. a rotating shaft; 42. a cover plate; 43. a fixing bolt; 44. a mounting hole; 45. concave holes; 5. a limit switch; 51. a controller; 52. an electromagnetic induction limiter; 53. electromagnetic induction magnet head; 6. a receiving tray; 61. a stop lever; 62. a locking bolt; 7. an elastic member; 71. a buffer spring; 72. a buffer plate; 73. an asbestos layer.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a unloader of low pressure casting machine. Referring to fig. 1, the blanking device comprises a mounting block 1 mounted on a low-pressure casting machine frame, a screw rod 13 and a vertical T-shaped guide rail 16 are mounted on the low-pressure casting machine frame, the width of the vertical surface of one side of the T-shaped guide rail 16 far away from the low-pressure casting machine frame is larger than that of one side of the vertical surface in contact with the low-pressure casting machine frame, a rotating arm 2 and a driving component are mounted on the mounting block 1, the rotating arm 2 and the mounting block 1 are rotatably mounted, the rotating shaft of the rotating arm 2 is vertical, and the driving component drives the rotating arm 2 to reciprocally rotate around the mounting block 1.

The driving assembly comprises a hydraulic cylinder 3, two baffle plates 11 are arranged on the mounting block 1, mounting notches 14 of the hydraulic cylinder 3 are formed in the vertical direction by the two baffle plates 11, the hydraulic cylinder 3 is rotatably arranged on the two baffle plates 11 through the rotating assembly 4 and penetrates through the mounting notches 14, and a rotating shaft 41 of the hydraulic cylinder 3 is parallel to a rotating shaft 41 of the rotating arm 2.

The rotating assembly 4 comprises rotating shafts 41, cover plates 42 and fixing bolts 43, mounting holes 44 which are vertical and penetrate through two sides of the baffle plates 11 are formed in the two baffle plates 11, concave holes 45 which are identical to the mounting holes 44 in size are formed in the upper surface and the lower surface of the hydraulic cylinder 3, the mounting holes 44 are coaxial with the concave holes 45 and are identical in size, the rotating shafts 41 are two, the two rotating shafts 41 are inserted into the concave holes 45 from the mounting holes 44 in the two baffle plates 11, the cover plates 42 are two, the cover plates 42 are mounted on one side surface of the baffle plates 11, which is opposite to the hydraulic cylinder 3, and the fixing bolts 43 penetrate through the cover plates 42 and are in threaded connection with the baffle plates 11, so that the rotating shafts 41 are prevented from being separated from the mounting holes 44.

Install two mounting panels 12 on the rotor arm 2, two mounting panels 12 distribute and form between two mounting panels 12 along vertical direction and install draw-in groove 15, install the rotor block 31 in the installation draw-in groove 15 internal rotation, the pivot of rotor block 31 is vertical, and the pivot of rotor block 31 is not collineation with the pivot of rotor arm 2 and the pivot of axis of rotation 41, the piston rod of pneumatic cylinder 3 is installed on rotor block 31, the piston rod of pneumatic cylinder 3 promotes rotor block 31 for rotor block 31 promotes rotor arm 2 rotation.

A limit switch 5 for limiting the rotation angle of the rotating arm 2 is arranged below the rotating arm 2.

The limit switch 5 comprises a controller 51, an electromagnetic induction magnet head 53 and two electromagnetic induction limit devices 52, the electromagnetic induction limit devices 52 are arranged on the mounting block 1 and are positioned at two ends of the rotating arm 2 in the rotating direction, the electromagnetic induction magnet head 53 is arranged on the rotating arm 2, the controller 51 is electrically connected with the two electromagnetic induction limit devices 52 and the hydraulic cylinder 3 at the same time, when the electromagnetic induction magnet head 53 is in contact with the electromagnetic induction limit devices 52, the electromagnetic induction limit devices 52 send electric signals to the controller 51, and the hydraulic cylinder 3 is controlled to stop stretching after the controller 51 receives the electric signals.

The one end that the rotor arm 2 kept away from installation piece 1 is last installs pin 61, connects charging tray 6 and locking bolt 62, and slot 21 along rotor arm 2 width direction has been seted up to rotor arm 2's upper surface, and slot 21 runs through rotor arm 2's both sides surface along rotor arm 2's width direction, and pin 61 welds in slot 21, connects charging tray 6 to install on rotor arm 2 and pin 61, and locking bolt 62 passes baffle 11 or rotor arm 2 and connects charging tray 6 threaded connection, installs elastic component 7 on the charging tray 6.

The elastic piece 7 comprises a buffer spring 71 and a buffer plate 72, the buffer spring 71 and the buffer plate 72 are both arranged on the material receiving disc 6, the lower end of the buffer spring 71 is arranged on the bottom wall of the material receiving disc 6, the upper end of the buffer spring 71 is arranged on the lower surface of the buffer plate 72, the material receiving disc is circular and is coaxially arranged with the material receiving disc 6, an asbestos layer 73 is arranged on the buffer plate 72, when materials are discharged in the low-pressure casting machine and fall onto the material receiving disc 6, the materials are firstly contacted with the asbestos layer 73 on the buffer plate 72, the impact force between the materials and the upper surface of the buffer plate 72 is reduced, and the impact force between the materials and the material receiving disc 6 is reduced by the buffer spring 71 and the buffer plate 72 in the continuous falling process of the materials, so that the probability of material collision is reduced.

The implementation principle of the blanking device of the low-pressure casting machine is as follows:

when the product in the low-pressure casting machine is required to be taken out after casting is completed, the hydraulic cylinder 3 is started, a piston rod of the hydraulic cylinder 3 pushes the rotating block 31, so that the rotating arm 2 is pushed to rotate around the mounting block 1, when the rotating arm 2 touches the other electromagnetic induction limiter 52, the piston rod of the hydraulic cylinder 3 stops stretching, the product falls onto the receiving disc 6 from a discharge hole of the low-pressure casting machine, the hydraulic cylinder 3 is started again, and the rotating arm 2 is driven to rotate, so that the product is taken out.

When the material is discharged in the low-pressure casting machine and falls onto the receiving tray 6, the material is firstly contacted with the asbestos layer 73 on the buffer plate 72, so that the impact force between the material and the upper surface of the buffer plate 72 is reduced, and the impact force between the material and the receiving tray 6 is reduced by the buffer spring 71 and the buffer plate 72 in the continuous falling process of the material, so that the probability of collision injury of the material is reduced.

In the material taking process, the hydraulic cylinder 3 rotates around the rotating shaft 41, when the rotating shaft 41 is worn and does not rotate smoothly, the fixing bolt 43 can be unscrewed, the damaged rotating shaft 41 is taken out, a new rotating shaft 41 is placed in the mounting hole 44 and the concave hole 45, the cover plate 42 and the fixing bolt 43 are fixed again, and the rotating shaft 41 is clamped in the mounting hole 44 and the concave hole 45 along the setting direction.

When the size of the product is greatly changed, the locking bolt 62 is unscrewed, the receiving tray 6 is taken down, and a new receiving tray 6 is replaced, so that the receiving tray 6 can better receive materials.

The foregoing is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a unloader of low pressure casting machine which characterized in that: including being used for installing piece (1) of being connected with the frame of low pressure casting machine, rotate on installing piece (1) and be provided with rotor arm (2), the pivot of rotor arm (2) is vertical, be provided with between rotor arm (2) and the installing piece (1) and drive rotor arm (2) around the reciprocal pivoted drive assembly of installing piece (1), the one end that installation piece (1) was kept away from to rotor arm (2) is provided with and is used for stretching into receiving charging tray (6) that the feed opening department of low pressure casting machine carries out the material when rotor arm (2) rotated, be provided with on receiving tray (6) and be used for slowing down elastic component (7) of material striking.

2. The blanking device of a low pressure casting machine according to claim 1, characterized in that: the elastic piece (7) comprises a buffer spring (71) and a buffer plate (72), wherein the buffer spring (71) is arranged on the receiving disc (6), and the buffer plate (72) is arranged on the receiving disc (6) in a sliding manner and is located above the buffer spring (71).

3. The blanking device of a low pressure casting machine according to claim 2, characterized in that: the upper surface of the buffer plate (72) is provided with an asbestos layer (73) for reducing the impact of materials on the buffer plate (72).

4. The blanking device of a low pressure casting machine according to claim 1, characterized in that: the driving assembly comprises a hydraulic cylinder (3), the hydraulic cylinder (3) is rotatably arranged on the mounting block (1), the hydraulic cylinder (3) rotates along the horizontal direction, and a piston rod of the hydraulic cylinder (3) is rotatably arranged on the rotating arm (2).

5. The blanking device of a low pressure casting machine as claimed in claim 4, wherein: be provided with rotation subassembly (4) between pneumatic cylinder (3) and installation piece (1), rotation subassembly (4) are including axis of rotation (41), apron (42) and fixing bolt (43), be provided with two baffles (11) on installation piece (1), two baffles (11) are along vertical direction distribution and form installation notch (14) in the vertical direction, pneumatic cylinder (3) pass installation notch (14) and baffle (11) rotation and are connected, set up on baffle (11) along vertical direction mounting hole (44) that run through baffle (11), two shrinkage pool (45) that distribute along vertical direction have been seted up to pneumatic cylinder (3), mounting hole (44) are coaxial with shrinkage pool (45), axis of rotation (41) rotate and set up between shrinkage pool (45) and mounting hole (44), apron (42) have two, two apron (42) set up on the one side surface of two baffles (11) back to pneumatic cylinder (3), fixing bolt (43) pass apron (42) threaded connection on baffle (11).

6. The blanking device of a low pressure casting machine as claimed in claim 4, wherein: the hydraulic cylinder is characterized in that two mounting plates (12) are arranged on the rotating arm (2), the two mounting plates (12) are distributed along the vertical direction and form mounting clamping grooves (15) in the vertical direction, a rotating block (31) is rotationally arranged in the mounting clamping grooves (15), and a piston rod of the hydraulic cylinder (3) is arranged on the rotating block (31).

7. The blanking device of a low pressure casting machine according to claim 1, characterized in that: the mounting block (1) is connected with a vertical screw rod (13) in a threaded manner, the screw rod (13) is used for being rotationally connected with the frame, and the mounting block (1) is used for sliding along the vertical direction with the frame.

8. The blanking device of a low pressure casting machine as claimed in claim 7, wherein: the mounting block (1) is provided with a limit switch (5) for limiting the rotation angle of the rotating arm (2).

9. The blanking device of a low pressure casting machine as claimed in claim 8, wherein: limit switch (5) are including controller (51), electromagnetic induction magnet head (53) and two electromagnetic induction limit ware (52), electromagnetic induction limit ware (52) set up on installation piece (1) and are located rotor arm (2) rotation direction's both ends, electromagnetic induction magnet head (53) set up on rotor arm (2), controller (51) are connected with two electromagnetic induction limit ware (52) and pneumatic cylinder (3) electricity simultaneously, when electromagnetic induction magnet head (53) contact with electromagnetic induction limit ware (52), electromagnetic induction limit ware (52) send the electrical signal to controller (51), control pneumatic cylinder (3) stop flexible after controller (51) receive the electrical signal.

10. The blanking device of a low pressure casting machine according to claim 1, characterized in that: be provided with pin (61) between rotor arm (2) and receiving charging tray (6), slot (21) have been seted up to rotor arm (2) upper surface, pin (61) can be fixed to be set up in slot (21), be provided with locking bolt (62) between pin (61) and receiving charging tray (6), locking bolt (62) pass pin (61) threaded connection on receiving charging tray (6).