CN111014631A

CN111014631A - Mould fixing device for casting rail transit automatic door

Info

Publication number: CN111014631A
Application number: CN201911404882.7A
Authority: CN
Inventors: 刘成铭; 周立明; 李勇; 周军
Original assignee: Anhui Huoshan Kewan Special Casting Co ltd
Current assignee: Anhui Huoshan Kewan Special Casting Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-04-17
Anticipated expiration: 2039-12-31
Also published as: CN111014631B

Abstract

The invention discloses a mold fixing device for casting a rail transit automatic door, which comprises a supporting mechanism, a casting mechanism and a fixing mechanism, wherein the supporting mechanism is arranged on the casting mechanism; the supporting mechanism comprises a supporting seat, a main baffle is arranged on one side of the supporting seat, and a conveying table is arranged on the supporting seat; the casting mechanism comprises a lower die and an upper die, the lower die is arranged on one side of the main baffle and is in sliding connection with the supporting seat, a pulling mechanism is arranged on one side of the lower die, and a lifting mechanism is arranged on one side of the upper die; the fixing mechanism comprises a rotating baffle, a rotating shaft is arranged at the bottom of the rotating baffle, the rotating shaft is connected with a rotating mechanism, side baffles are arranged on two sides of the lower die, and a synchronous lifting device is arranged at the bottoms of the side baffles; the invention has the advantages that the casting is taken out, the operation is safe and convenient, the casualties caused by the falling of the upper die during the die removal are avoided, the die removal operation can be carried out in a wider space, the operation is convenient, and the efficiency is higher.

Description

Mould fixing device for casting rail transit automatic door

Technical Field

The invention relates to the technical field of casting, in particular to a mold fixing device for casting an automatic rail transit door.

Background

The rail transit automatic door bearing and driving key steel castings (including door carrying frames, supports and other series products) are important stressed parts in a rail transit automatic door opening and closing system and are key parts of rail transit, during casting, easily-formed materials are usually made into structural shapes of parts, then a mold is placed in a sand mold, a cavity with the same structural size as the parts is formed in the sand mold, then flowing liquid is poured into the cavity, the parts with the same shape and structure as the mold can be formed after the liquid is cooled and solidified, but the mold is complex to install, is not firm enough to fix, is easy to misplace, and is inconvenient to take down the castings due to large weight during disassembly.

Disclosure of Invention

The invention mainly aims to provide a die fixing device for casting an automatic door of rail transit, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that: the mold fixing device for casting the automatic rail transit door comprises a supporting mechanism, a casting mechanism and a fixing mechanism; the supporting mechanism comprises a supporting seat, a main baffle is arranged on one side of the supporting seat, and a conveying table is arranged on the supporting seat; the casting mechanism comprises a lower die and an upper die, the lower die is arranged on one side of the main baffle and is in sliding connection with the supporting seat, the upper die is arranged above the lower die and is in sliding connection with the main baffle, a pulling mechanism is arranged on one side of the lower die, and a lifting mechanism is arranged on one side of the upper die; the fixing mechanism comprises a rotating baffle, the rotating baffle is arranged on one side corresponding to the main baffle, a rotating shaft is arranged at the bottom of the rotating baffle, the rotating mechanism is connected to the rotating shaft, side baffles are arranged on two sides of the lower die, and a synchronous lifting device is arranged at the bottom of each side baffle.

Preferably, the upper end of the conveying table is connected with a supporting block in a sliding mode, two ends of the supporting block are connected with the conveying table in a sliding mode through first guide rods, and a first electric telescopic rod is installed in the middle of the bottom of the supporting block.

Preferably, the top of supporting shoe is provided with rubber buffer, the upper end of rubber buffer is arc structure.

Preferably, the upper die is in sliding connection with the main baffle through a guide plate, and the guide plate is of a cross structure.

Preferably, the lifting mechanism comprises a first driving motor, a first screw is mounted at a rotating shaft of the first driving motor, and the first screw is rotatably connected with the guide plate.

Preferably, the pulling structure comprises a steel cable, one end of the steel cable is connected with the lower die, the other end of the steel cable is connected with a rolling disc by bypassing the pulley block, and a second driving motor is installed on one side of the rolling disc.

Preferably, one side of the lower die and one side of the upper die, which are close to the rotating baffle, are provided with first clamping blocks, the rotating baffle is provided with first sliding grooves matched with the first clamping blocks, the bottom of the lower die is connected with the supporting seat in a sliding mode through second clamping blocks, and the second clamping blocks are matched with the first sliding grooves.

Preferably, the rotating mechanism comprises a chain, and the rotating shaft is connected with a third driving motor through the chain.

Preferably, the synchronous lifting device comprises a connecting plate, two ends of the connecting plate are respectively connected with the side baffles, and a second electric telescopic rod is installed at the bottom of the connecting plate.

Preferably, the two side baffles are provided with heat dissipation holes.

Compared with the prior art, the invention has the following beneficial effects:

1. this mould fixing device is used in casting of track traffic automatically-controlled door, carry out automated control through hoist mechanism through setting up the mould, conveniently control when pouring, it carries out the lock with last mould and bed die, and through setting up the side shield, when pouring, the side shield of both sides rises and cooperates the last mould and the bed die after the rotating baffle with the lock to fix, it is more firm to fix, avoid the condition that the mould takes place the dislocation, improve the foundry goods quality, and through setting up the rotating baffle, after pouring the completion, form the slide through rotating the rotating baffle, with the bed die roll-off to the position of demolishing the mould, take out the foundry goods, the operation is safe and convenient, avoid the mould whereabouts to cause the casualties when demolishing the mould, and can demolish the operation in comparatively open space, convenient operation efficiency is higher.

2. This mould fixing device is used in casting of track traffic automatically-controlled door through setting up the supporting shoe, supports pivoted rotating baffle to control turned angle, convenient operation is practical.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the rotating baffle of the present invention after rotating;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a right side view of the support block of the present invention.

In the figure: 1. a supporting seat; 2. a side dam; 3. a lower die; 4. an upper die; 5. a first screw; 6. a guide plate; 7. rotating the baffle; 8. a rotating shaft; 9. a chain; 10. a conveying table; 11. a support block; 12. a first clamping block; 13. a main baffle; 14. a first drive motor; 15. a pulley block; 16. a steel cord; 17. a second electric telescopic rod; 18. a connecting plate; 19. rolling a disc; 20. a second fixture block; 21. a first guide bar; 22. a first electric telescopic rod; 23. a first runner.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-4, the mold fixing device for casting the rail transit automatic door comprises a supporting mechanism, a casting mechanism and a fixing mechanism; the supporting mechanism comprises a supporting seat 1, a main baffle 13 is arranged on one side of the supporting seat 1, and a conveying table 10 is arranged on the supporting seat 1; the casting mechanism comprises a lower die 3 and an upper die 4, the lower die 3 is arranged on one side of a main baffle 13 and is in sliding connection with the supporting seat 1, the upper die 4 is arranged above the lower die 3 and is in sliding connection with the main baffle 13, a pulling mechanism is arranged on one side of the lower die 3, and a lifting mechanism is arranged on one side of the upper die 4; the fixing mechanism comprises a rotating baffle 7, the rotating baffle 7 is arranged on one side corresponding to a main baffle 13, a rotating shaft 8 is arranged at the bottom of the rotating baffle 7, the rotating mechanism is connected onto the rotating shaft 8, side baffles 2 are arranged on two sides of a lower die 3, a synchronous lifting device is arranged at the bottom of each side baffle 2, automatic control is carried out through the lifting mechanism by arranging an upper die, control is conveniently carried out during pouring, the upper die and the lower die are buckled, and by arranging the side baffles, when pouring is carried out, the side baffles on two sides are lifted and matched with the rotating baffles to fix the buckled upper die and the lower die, so that the fixing is firmer, the condition that the dies are staggered is avoided, the quality of castings is improved, and by arranging the rotating baffles, after pouring is finished, a slide way is formed by rotating the rotating baffles, the lower die is slid out to a die disassembling position, the casting is taken out, the operation is safe and convenient, the falling of the upper die when the die is removed is avoided to cause casualties, the die can be removed in a wider space, and the operation is convenient and the efficiency is higher.

In this embodiment, the upper end of the conveying table 10 is slidably connected with a supporting block 11, two ends of the supporting block 11 are slidably connected with the conveying table 10 through a first guide rod 21, a first electric telescopic rod 22 is installed in the middle of the bottom of the supporting block 11, and the rotating baffle is supported by arranging the supporting block and controlling the rotating angle, so that the operation is convenient and practical.

In this embodiment, the top of supporting shoe 11 is provided with rubber buffer pad, rubber buffer pad's upper end is the arc structure, plays the cushioning effect to rotating barrier, avoids taking place the damage of colliding with.

In this embodiment, the upper mold 4 is slidably connected to the main baffle 13 through the guide plate 6, and the guide plate 6 is of a cross structure, so that the upper mold can move up and down better, the accuracy of mold closing is improved, and dislocation is avoided.

In this embodiment, the lifting mechanism includes a first driving motor 14, a first screw 5 is installed at a rotation shaft of the first driving motor 14, the first screw 5 is rotatably connected with the guide plate 6, and the movement of the guide plate is controlled by the rotation of the first screw, so as to control the opening and closing of the upper mold.

In this embodiment, the pulling structure includes a steel cable 16, one end of the steel cable 16 is connected to the lower mold 3, the other end of the steel cable 16 is connected to a rolling disc 19 by bypassing the pulley block 15, a second driving motor is installed on one side of the rolling disc 19, and the movement of the steel cable is controlled by the rotation of the rolling disc, so that the operation of the lower mold is controlled, the lower mold is pulled back to the original position, and the sliding speed of the lower mold is controlled.

In this embodiment, one side that lower mould 3 and last mould 4 are close to rotating damper 7 all is provided with first fixture block 12, rotating damper 7 is last to be seted up with first fixture block 12 assorted first spout 23, the bottom of lower mould 3 is through second fixture block 20 and supporting seat 1 sliding connection, just second fixture block 20 sets up with first spout 23 phase-match, and through setting up first fixture block, prescribe a limit to the position of upper and lower mould, guarantees the accuracy of compound die to through the second fixture block that sets up, make the lower mould slide smoothly along first spout, avoid taking place the skew.

In this embodiment, slewing mechanism includes chain 9, pivot 8 is connected with third driving motor through chain 9, and the axis of rotation through third driving motor drives the chain and rotates to drive the pivot and rotate, control rotating barrier rotates.

In this embodiment, synchronous lifting device includes connecting plate 18, the both ends of connecting plate 18 are connected with side shield 2 respectively, second electric telescopic handle 17 is installed to the bottom of connecting plate 18, drives the connecting plate through second electric telescopic handle and reciprocates to drive the side shield and reciprocate.

In this embodiment, two the louvre has all been seted up to side shield 2, conveniently dispels the heat.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. Mould fixing device is used in casting of track traffic automatically-controlled door, its characterized in that: comprises a supporting mechanism, a casting mechanism and a fixing mechanism;

the supporting mechanism comprises a supporting seat, a main baffle is arranged on one side of the supporting seat, and a conveying table is arranged on the supporting seat;

the casting mechanism comprises a lower die and an upper die, the lower die is arranged on one side of the main baffle and is in sliding connection with the supporting seat, the upper die is arranged above the lower die and is in sliding connection with the main baffle, a pulling mechanism is arranged on one side of the lower die, and a lifting mechanism is arranged on one side of the upper die;

the fixing mechanism comprises a rotating baffle, the rotating baffle is arranged on one side corresponding to the main baffle, a rotating shaft is arranged at the bottom of the rotating baffle, the rotating mechanism is connected to the rotating shaft, side baffles are arranged on two sides of the lower die, and a synchronous lifting device is arranged at the bottom of each side baffle.

2. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: the upper end sliding connection of carrying the platform has the supporting shoe, the both ends of supporting shoe pass through first guide arm and carry platform sliding connection, install first electric telescopic handle in the middle of the bottom of supporting shoe.

3. The mold fixing device for casting the rail transit automatic door according to claim 2, wherein: the top of supporting shoe is provided with rubber buffer, the upper end of rubber buffer is the arc structure.

4. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: the upper die is connected with the main baffle in a sliding mode through a guide plate, and the guide plate is of a cross structure.

5. The mold fixing device for casting the rail transit automatic door according to claim 4, wherein: the lifting mechanism comprises a first driving motor, a first screw rod is installed at the rotating shaft of the first driving motor, and the first screw rod is rotatably connected with the guide plate.

6. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: the pulling structure comprises a steel cable, one end of the steel cable is connected with the lower die, the other end of the steel cable is connected with a rolling disc by bypassing the pulley block, and a second driving motor is installed on one side of the rolling disc.

7. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: one side that bed die and cope match are close to rotating barrier all is provided with first fixture block, rotating barrier is last to be seted up with first fixture block assorted first spout, the bottom of bed die is through second fixture block and supporting seat sliding connection, just second fixture block and first spout phase-match set up.

8. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: the rotating mechanism comprises a chain, and the rotating shaft is connected with a third driving motor through the chain.

9. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: the synchronous lifting device comprises a connecting plate, two ends of the connecting plate are respectively connected with the side baffles, and a second electric telescopic rod is installed at the bottom of the connecting plate.

10. The mold fixing device for casting the rail transit automatic door according to claim 1, wherein: and heat dissipation holes are formed in the two side baffles.