CN217964637U

CN217964637U - Adjusting device is stabilized to precision sand casting frame

Info

Publication number: CN217964637U
Application number: CN202222026896.3U
Authority: CN
Inventors: 杜付刚; 李兴荣; 孙庆涛
Original assignee: Linyi Fuzhong Machinery Co ltd
Current assignee: Linyi Fuzhong Machinery Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-06
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a stable adjusting device of a precise sand casting frame, which comprises a bottom plate, a supporting platform, an adjusting mechanism, a fixing mechanism and a lifting mechanism; the adjusting mechanisms are provided with a pair of adjusting mechanisms which are symmetrically arranged on the bottom plate; the fixing mechanism is arranged on the adjusting mechanism, the lifting mechanism is provided with a pair of bottom plates fixed between the adjusting mechanisms, and the supporting platform is positioned at the top end of the lifting mechanism; the adjusting mechanism comprises a supporting frame, a movable frame, a screw rod and a motor; the supporting frame is fixed on the bottom plate, and a limiting sleeve is arranged on the supporting frame; one end of the screw rod is connected to the bottom plate through a bearing, the other end of the screw rod is connected to the support frame through a bearing, and a bevel gear I is arranged at the end, connected with the support frame, of the screw rod; the motor is positioned at the top end of the support frame, a bevel gear II is arranged on an output shaft of the motor, and the bevel gear II is meshed with the bevel gear I; the movable frame is connected with the screw rod through threads. The utility model discloses can adapt to not unidimensional mould, can stably adjust the distance between mould and the sprue gate.

Description

Adjusting device is stabilized to accurate sand casting frame

Technical Field

The utility model belongs to the technical field of sand casting, in particular to adjusting device is stabilized to accurate sand casting frame.

Background

The sand casting refers to a casting method for producing castings in sand, steel, iron and most nonferrous alloy castings can be obtained by the sand casting method, molding materials used for sand casting are cheap and easy to obtain, casting mold manufacturing is simple and convenient, and the method is suitable for single-piece production, batch production and mass production of the castings; in the casting process, a mould is generally placed on a sand casting frame for casting, and the conventional sand casting frame stability adjusting device has the following defects:

1) In the casting process, after the casting mould is poured into to high temperature molten metal, can be full of a large amount of gases in the mould, these gases can drive the mould at exhaust in-process and take place violent rocking, lead to the high temperature molten metal in the mould to spill, and the security of device is not strong, consequently needs anchor clamps to fix the mould, but anchor clamps on traditional casting frame can't adjust according to the mould size, can only be applicable to the mould of same size, and the practicality is low.

2) In the casting process, the distance between the mold and the pouring gate is different due to different sizes of the mold, but the distance between the mold and the pouring gate cannot be adjusted by a traditional casting frame; when the distance is too large, a large amount of molten metal splashes outside the die, which wastes resources and also causes injury to workers.

Disclosure of Invention

The utility model aims at overcoming not enough among the prior art, providing an adjusting device is stabilized to accurate sand casting frame, can adapt to not unidimensional mould, can stably adjust the distance between mould and the sprue gate, prevent that the metal liquid from splashing the mould outside, injure the staff.

In order to realize the purpose, the utility model discloses a technical scheme be:

a stable adjusting device for a precise sand casting frame comprises a bottom plate, a supporting platform, an adjusting mechanism, a fixing mechanism and a lifting mechanism; the adjusting mechanisms are provided with a pair of adjusting mechanisms which are symmetrically arranged on the bottom plate; the fixing mechanism is arranged on the adjusting mechanism, and the lifting mechanism is provided with a pair of bottom plates which are fixed between the adjusting mechanisms; the supporting platform is located on the top end of the lifting mechanism, and a sliding rail is arranged at the bottom of the supporting platform.

The adjusting mechanism comprises a supporting frame, a movable frame, a screw rod and a motor; the supporting frame is fixed on the bottom plate, and a limiting sleeve is arranged on the supporting frame; one end of the screw rod is connected to the bottom plate through a bearing, the other end of the screw rod is connected to the support frame through a bearing, and a bevel gear I is arranged at the end, connected with the support frame, of the screw rod; the motor is positioned at the top end of the support frame, a bevel gear II is arranged on an output shaft of the motor, and the bevel gear II is meshed with the bevel gear I; the adjustable shelf passes through screw thread and screw connection, is equipped with shifting chute, fixed plate and mounting groove on the adjustable shelf, and the mounting groove is "T" shape, and fixed plate one end is connected on the spacing sleeve of support frame.

The fixing mechanism comprises a clamp, an electric push rod I, a gear, a fixed rack and a movable rack; the electric push rod I is fixed on a fixed plate of the movable frame, and a bearing seat is arranged at the output end of the electric push rod I; the gear is connected to the bearing seat through a rotating shaft, the fixed rack is fixed on the movable frame, and the fixed rack is meshed with the gear; the top end of the movable rack is T-shaped and is arranged in the mounting groove of the movable frame, and the movable rack is meshed with the gear; one end of the clamp is connected in the moving groove of the movable frame and is fixed on the movable rack.

Elevating system includes support arm I, support arm II, electric putter II, the slip track, a fixed base, fixed axle I, fixed axle II, a fixed base, the slip track is fixed on the base, I both ends of support arm are connected respectively on the fixing base and supporting platform's slide rail through the round pin axle, II both ends of support arm are connected respectively on the slip track and supporting platform through the round pin axle, support arm I and support arm II are through round pin axle alternately swing joint, fixed axle I, fixed axle II is connected respectively on support arm I and support arm II, electric putter II is equipped with a pair ofly, II both ends of electric putter respectively with fixed axle I, fixed axle II is connected.

Compared with the prior art, the utility model beneficial effect shows:

1) The motor provides power to drive the screw rod to rotate through the bevel gear I and the bevel gear II, the screw rod drives the movable frame to move up and down along the supporting frame through threads, and further drives the fixing mechanism to move up and down, so that the effect of adapting to different heights of the die is achieved; the electric push rod I provides power to drive the gear to move, and meanwhile, the gear rotates around the rotating shaft under the meshing action of the fixed racks, so that the movable racks are driven to move along the mounting grooves, the clamp is further driven to move along the moving grooves, and the electric push rod I is suitable for dies of different sizes; the mold is clamped by the clamp from two sides, so that the influence on the casting of the mold when the mold is clamped by the clamp is avoided;

2) Electric putter II provides power and drives support arm I, support arm II through fixed axle I, fixed axle II and rotates, moves along the slip track simultaneously, further drives supporting platform and reciprocates to the distance between stable regulation mould and the sprue gate prevents that the metal liquid from splashing the mould outside, injures the staff.

Drawings

FIG. 1 is a schematic structural view of a stable adjusting device of a precise sand casting and casting frame of the utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 3 is a schematic structural view of an adjusting mechanism in the device for stably adjusting the casting frame for precision sand casting of the present invention;

FIG. 4 is an enlarged schematic view of portion B of FIG. 3;

fig. 5 is a schematic structural view of a lifting mechanism in the device for stably adjusting the casting frame for precision sand casting of the present invention;

in the figure: 1. a base plate; 2. a support platform; 3. an adjustment mechanism; 301. a support frame; 3011. a limiting sleeve; 302. a movable frame; 3021. a moving groove; 3022. a fixing plate; 3023. mounting grooves; 303. a lead screw; 3031. a bevel gear I; 304. a motor; 3041. a bevel gear II; 4. a fixing mechanism; 401. a clamp; 402. an electric push rod I; 4021. a bearing seat; 403. a gear; 404. fixing a rack; 405. a movable rack; 5. a lifting mechanism; 501. a support arm I; 502. a support arm II; 503. an electric push rod II; 504. a slide rail; 505. a fixed seat; 506. a fixed shaft I; 507. fixing a shaft II; 6. and (5) molding.

Detailed Description

For the understanding of the technical field, the technical solution of the present invention is further described in detail with reference to the accompanying fig. 1-5.

A stable adjusting device of a precise sand casting frame comprises a bottom plate 1, a supporting platform 2, an adjusting mechanism 3, a fixing mechanism 4 and a lifting mechanism 5; the adjusting mechanisms 3 are provided with a pair and symmetrically arranged on the bottom plate 1; the fixing mechanism 4 is arranged on the adjusting mechanism 3; the lifting mechanism 5 is provided with a pair of bottom plates 1 fixed between the adjusting mechanisms 3; the supporting platform 2 is positioned at the top end of the lifting mechanism 5, and a sliding rail is arranged at the bottom of the supporting platform 2; firstly, the mould 6 is adjusted to a proper position by adjusting the lifting mechanism 5, then the fixing mechanism 4 is moved to two sides of the mould 6 by the adjusting mechanism 3, and finally the fixing mechanism 4 is adjusted to fix the mould 6 on the supporting platform 2 for casting.

The adjusting mechanism 3 comprises a support frame 301, a movable frame 302, a lead screw 303 and a motor 304; the support frame 301 is fixed on the bottom plate 1, and the support frame 301 is provided with a limiting sleeve 3011; one end of a screw 303 is connected to the bottom plate 1 through a bearing, the other end of the screw 303 is connected to the support frame 301 through a bearing, and a bevel gear I3031 is arranged at one end, connected with the support frame 301, of the screw 303; the motor 304 is positioned at the top end of the support frame 301, a bevel gear II 3041 is arranged on an output shaft of the motor 304, and the bevel gear II 3041 is in meshed connection with the bevel gear I3031; the movable frame 302 is connected with the screw 303 through threads, a moving groove 3021, a fixed plate 3022 and an installation groove 3023 are arranged on the movable frame 302, the installation groove 3023 is T-shaped, and one end of the fixed plate 3022 is connected to the limit sleeve 3011 of the support frame 301; the motor 304 provides power to drive the screw 303 to rotate through the bevel gear I3031 and the bevel gear II 3041, the screw 303 drives the movable frame 302 to move up and down along the supporting frame 301 through threads, and further drives the fixing mechanism 4 to move up and down, so that the effect of adapting to different heights of the die 6 is achieved.

The fixing mechanism 4 comprises a clamp 401, an electric push rod I402, a gear 403, a fixed rack 404 and a movable rack 405; the electric push rod I402 is fixed on a fixing plate 3022 of the movable frame 302, and a bearing seat 4021 is arranged at the output end of the electric push rod I402; the gear 403 is connected to the bearing seat 4021 through a rotating shaft, the fixed rack 404 is fixed to the movable frame 302, and the fixed rack 404 is meshed with the gear 403; the top end of the movable rack 405 is T-shaped and is arranged in the mounting groove 3023 of the movable frame 302, and the movable rack 405 is meshed with the gear 403; one end of the clamp 401 is connected in the moving groove 3021 of the movable frame 302 and is fixed on the movable rack 405; the electric push rod I402 provides power to drive the gear 403 to move, and meanwhile, the gear 403 rotates around a rotating shaft under the meshing action of the fixed rack 404, so that the movable rack 405 is driven to move along the mounting groove 3023, the clamp 401 is further driven to move along the moving groove 3021, and the electric push rod I is suitable for molds 6 of different sizes; the clamp 401 clamps the mold 6 from both sides, and avoids the clamp 401 from influencing the casting of the mold 6 when clamping the mold 6.

The lifting mechanism 5 comprises a supporting arm I501, a supporting arm II 502, an electric push rod II 503, a sliding track 504, a fixed seat 505, a fixed shaft I506 and a fixed shaft II 507, the fixed seat 505 and the sliding track 504 are fixed on the base, two ends of the supporting arm I501 are respectively connected to the fixed seat 505 and a sliding rail of the supporting platform 2 through pin shafts, two ends of the supporting arm II 502 are respectively connected to the sliding track 504 and the supporting platform 2 through pin shafts, the supporting arm I501 and the supporting arm II 502 are in cross movable connection through the pin shafts, the fixed shaft I506 and the fixed shaft II 507 are respectively connected to the supporting arm I501 and the supporting arm II 502, the electric push rod II 503 is provided with a pair, and two ends of the electric push rod II 503 are respectively connected with the fixed shaft I506 and the fixed shaft II 507; electric putter II 503 provides power and drives support arm I501, support arm II 502 through fixed axle I506, fixed axle II 507 and rotate, moves along slip track 504 simultaneously, further drives supporting platform 2 and reciprocates to the distance between stable regulation mould 6 and the sprue gate prevents that the metal liquid from splashing the mould 6 outside, injures the staff.

The utility model provides a precision sand casting frame stabilizes adjusting device, the working process as follows: firstly, the mould 6 is adjusted to a proper position by adjusting the lifting mechanism 5, then the motor 304 provides power to drive the screw 303 to rotate through the bevel gear I3031 and the bevel gear II 3041, the screw 303 drives the movable frame 302 to move up and down along the supporting frame 301 through threads, and further drives the clamp 401 to move up and down, so that the effect of adapting to different heights of the mould 6 is achieved; finally, the electric push rod I402 provides power to drive the gear 403 to move, and meanwhile, the gear 403 rotates around the rotating shaft under the meshing action of the fixed rack 404, so that the movable rack 405 is driven to move along the mounting groove 3023, the clamp 401 is further driven to move along the moving groove 3021, and the mould clamp is suitable for moulds 6 with different sizes; the mold 6 is fixed to the support platform 2 and casting is performed.

The foregoing is illustrative and explanatory only of the structure of the present invention, and it is intended that those skilled in the art who have the structure described herein be able to make various modifications, additions or substitutions in the same manner as the above-described embodiments without departing from the structure of the present invention or exceeding the scope defined by the claims.

Claims

1. A stable adjusting device for a precise sand casting and casting frame comprises a bottom plate, a supporting platform, an adjusting mechanism, a fixing mechanism and a lifting mechanism; it is characterized in that the adjusting mechanisms are provided with a pair of adjusting mechanisms which are symmetrically arranged on the bottom plate; the fixing mechanism is arranged on the adjusting mechanism, and the lifting mechanism is provided with a pair of bottom plates which are fixed between the adjusting mechanisms; the supporting platform is positioned at the top end of the lifting mechanism, and a sliding rail is arranged at the bottom of the supporting platform;

the adjusting mechanism comprises a supporting frame, a movable frame, a screw rod and a motor; the supporting frame is fixed on the bottom plate, and a limiting sleeve is arranged on the supporting frame; one end of the screw rod is connected to the bottom plate through a bearing, the other end of the screw rod is connected to the support frame through a bearing, and a bevel gear I is arranged at one end, connected with the support frame, of the screw rod; the motor is positioned at the top end of the support frame, a bevel gear II is arranged on an output shaft of the motor, and the bevel gear II is meshed with the bevel gear I; the adjustable shelf is connected with the screw rod through threads, a moving groove, a fixed plate and a mounting groove are arranged on the adjustable shelf, the mounting groove is T-shaped, and one end of the fixed plate is connected to the limiting sleeve of the supporting frame.

2. The device for stably adjusting the precision sand casting frame according to claim 1, wherein the fixing mechanism comprises a clamp, an electric push rod I, a gear, a fixed rack and a movable rack; the electric push rod I is fixed on a fixed plate of the movable frame, and a bearing seat is arranged at the output end of the electric push rod I; the gear is connected to the bearing seat through a rotating shaft, the fixed rack is fixed on the movable frame, and the fixed rack is meshed with the gear; the top end of the movable rack is T-shaped and is arranged in the mounting groove of the movable frame, and the movable rack is meshed with the gear; one end of the clamp is connected in the moving groove of the movable frame and is fixed on the movable rack.

3. The stabilizing and adjusting device for the precision sand casting frame according to claim 1, wherein the lifting mechanism comprises a support arm I, a support arm II, an electric push rod II, a sliding track, a fixed seat, a fixed shaft I and a fixed shaft II, the fixed seat and the sliding track are fixed on the base, two ends of the support arm I are respectively connected to the fixed seat and a sliding rail of the support platform through pin shafts, two ends of the support arm II are respectively connected to the sliding track and the support platform through pin shafts, the support arm I and the support arm II are in cross connection through pin shafts, the fixed shaft I and the fixed shaft II are respectively connected to the support arm I and the support arm II, the electric push rod II is provided with a pair, and two ends of the electric push rod II are respectively movably connected with the fixed shaft I and the fixed shaft II.