CN213613998U

CN213613998U - Positioning mechanism for upper and lower box mould assembling of casting sand mould

Info

Publication number: CN213613998U
Application number: CN202022516138.0U
Authority: CN
Inventors: 李享儒
Original assignee: Zhengzhou Yuandong Refractory Co Ltd
Current assignee: Zhengzhou Yuandong Refractory Co Ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-07-06
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a positioning mechanism that casting sand mould cope and drag flask mould assembling was used, including last sand mould case and lower sand mould case, still include the locating plate, the top symmetry slidable mounting of locating plate has first spacing fixture block, and the outer wall slidable mounting of first spacing fixture block one side has the spacing fixture block of second, and the locating plate top is equipped with and is used for promoting the spacing fixture block of second to slide along first spacing fixture block outer wall and make the first spacing fixture block thrust mechanism of relative motion to lower sand mould case and last sand mould case centre gripping. The utility model provides a positioning mechanism that casting sand mould cope and drag mould closer used, the device can fix a position sand mould case about quick, need not set up the through-hole on sand mould case, has improved cast efficiency, has also avoided the clearance between bolt and the through-hole and influence the quality of work piece to carry out the centre gripping through contracting the spacing fixture block of first second with sand mould case from top to bottom, thereby the device can fix a position fixedly to the sand mould case of other specifications.

Description

Positioning mechanism for upper and lower box mould assembling of casting sand mould

Technical Field

The utility model relates to a sand mould technical field relates to a positioning mechanism that casting sand mould cope and drag mould assembling used particularly.

Background

The sand mould is a casting cavity made of raw sand, adhesive and other auxiliary materials in the casting production process, the sand mould casting refers to a method for producing castings in the sand mould, the molding sand and the core sand are usually mixed by silica sand, clay or adhesive materials and water according to a certain proportion, the molding sand and the core sand have 'one strong three properties', namely certain strength, air permeability, fire resistance and deformability, the sand mould casting is a traditional casting method and is suitable for the production of various common alloy castings with various shapes, sizes, batches and volumes, and before workers cast, the upper sand mould box and the lower sand mould box need to be positioned and fixed.

At present when casting the sand mould, need to go up sand molding box and lower sand molding box and close and fix, and the mode that the staff is used for the location usually sets up the through-hole on last sand molding box down, after sand molding box closes, fix in inserting the through-hole with the round pin of location, and need set up the through-hole on last sand molding box down because of this fixed mode, this is not only troublesome still has reduced work efficiency, and can have certain clearance between bolt and the through-hole, this can lead to sand molding box to have certain dislocation from top to bottom, thereby the work piece quality that the influence was cast out.

Therefore, a problem to be solved is now desired.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model is to provide a positioning mechanism that casting sand mould cope and drag flask mould closer was used is in order to solve at present when casting the sand mould, need to go up sand mould case and drag sand mould case and close and fix, and the mode that the staff was used for the location usually sets up the through-hole on sand mould case from top to bottom, after sand mould case from top to bottom closes, fix in inserting the through-hole with the round pin of location, and need set up the through-hole on sand mould case from top to bottom because of this fixed mode, this is not only troublesome has still reduced work efficiency, and can have certain clearance between bolt and the through-hole, this can lead to sand mould case from top to bottom to have certain dislocation, thereby influence the problem of the work piece quality that the casting came out.

Technical scheme

In order to realize the above-mentioned purpose, the utility model provides a pair of positioning mechanism that casting sand mould cope and drag flask mould assembling used, including last sand mould case and lower sand mould case, still include the locating plate, the top symmetry slidable mounting of locating plate has first spacing fixture block, the outer wall slidable mounting of first spacing fixture block one side has the spacing fixture block of second, the locating plate top is equipped with and is used for promoting the spacing fixture block of second along the sliding of first spacing fixture block outer wall makes the first spacing fixture block relative motion is to the pushing mechanism of lower sand mould case and last sand mould case centre gripping.

Preferably, the top of one side of the positioning plate is fixedly provided with a base, and the outer wall of one side of the second limiting clamping block is fixedly provided with a stress rod.

Preferably, the pushing mechanism includes a guide rod, a moving block, and a threaded rod, the threaded rod is rotatably mounted on the outer wall of one side of the base, the guide rod is symmetrically mounted on two sides of the base away from the threaded rod, the moving block is slidably mounted on the guide rod, the outer wall of the threaded rod is in threaded connection with a linkage block, the linkage block is slidably mounted in the moving block through a connecting rod fixedly mounted on the outer wall, and the threaded rod is assembled to link the linkage block to slide along the outer wall of the threaded rod when rotating, and meanwhile, the connecting rod pushes the moving block to slide along the outer wall of the guide rod and abut against the stressed rod.

Preferably, the first limiting clamping block is slidably mounted at the top of the positioning plate through a sliding block fixedly mounted at the bottom, the second limiting clamping block is slidably mounted on a sliding rod fixedly mounted on the outer wall of one side of the first limiting clamping block, and one end of the sliding rod is slidably mounted in a guide groove formed in the top of the positioning plate.

Preferably, the lower sand mould box and the upper sand mould box are placed in a placing groove formed in the top of the positioning plate.

Advantageous effects

Compared with the prior art, the utility model provides a pair of positioning mechanism that casting sand mould cope and drag mould closer was used possesses following beneficial effect:

1. the utility model discloses a, put in the standing groove of locating plate through sand molding box about will, rotatory threaded rod linkage piece slides to the right side afterwards, the connecting rod promotes the movable block simultaneously, make its atress slide along the outer wall of guide bar, thereby the movable block is contradicted with the atress pole, and make the first spacing fixture block of its linkage move in opposite directions card on one side both sides of sand molding box under, the spacing card of second L type is contradicted soon by the movable block and is slided and block on the slide bar under on the another side both sides of sand molding box, fix a position sand molding box from top to bottom, sand molding box about the device can fix a position fast, do not need to set up the through-hole on sand molding box, the efficiency of casting has been improved, and avoided the clearance between bolt and the through-hole and influenced the quality of work piece, and then ensured the quality of casting back work piece.

2. The utility model discloses a, the device carries out the centre gripping through the spacing fixture block of the first second of shrink with upper and lower sand moulding box, and then the device can fix a position fixedly to the upper and lower sand moulding box of other specifications, and the practicality is strong to slide bar one end slidable mounting makes the slide bar when receiving the linkage of first spacing fixture block, has improved stability in the guide way.

Drawings

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

fig. 2 is a schematic view of another overall view structure of the present invention;

FIG. 3 is a schematic structural view of the overall implementation of the present invention;

FIG. 4 is a schematic diagram of the positioning plate structure of the present invention;

fig. 5 is a schematic view of the stress bar structure of the present invention.

The main reference numbers:

1. positioning a plate; 2. a first limiting clamping block; 3. a sand molding box is arranged; 4. sanding a molding box; 5. a base; 6. a second limiting clamping block; 101. a placement groove; 102. a guide groove; 201. a slider; 202. a slide bar; 501. a guide bar; 502. a moving block; 503. a connecting rod; 504. a threaded rod; 505. a linkage block; 601. a stress rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Referring to fig. 1-5, a positioning mechanism for assembling upper and lower sand molds for casting sand molds is used to solve the problem that when casting sand molds, an upper sand mold 4 and a lower sand mold 3 need to be combined and fixed, and a worker usually uses a positioning method of forming through holes in the upper and lower sand molds, and after the sand molds are combined, a positioning pin is inserted into the through hole for fixing, and the fixing method needs to form the through hole in the upper and lower sand molds, which not only reduces the working efficiency, but also causes a certain gap between the pin and the through hole, which causes a certain dislocation between the upper and lower sand molds, thereby affecting the quality of cast workpieces.

As the utility model discloses among the further technical scheme that provides, as shown in fig. 1 and fig. 2, including last sand type case 4 and lower sand type case 3, its characterized in that still includes locating plate 1, and the top symmetry slidable mounting of locating plate 1 has first spacing fixture block 2, and the outer wall slidable mounting of 2 one sides of first spacing fixture block has the spacing fixture block 6 of second, and 1 top of locating plate is equipped with and is used for promoting the spacing fixture block 6 of second and slides and make the pushing mechanism of 2 relative motion of first spacing fixture block to lower sand type case 3 and the centre gripping of last sand type case 4 along the 2 outer walls of first spacing fixture block.

When the device is disassembled, the threaded rod 504 is rotated to enable the connecting rod 503 to link the moving block 502, so that the connecting rod can slide towards the right side along the outer wall of the guide rod 501 (with reference to fig. 2), and the moving block 502 can not abut against the stressed rod 601 any more, so that the first limiting fixture block 2 and the second limiting fixture block 6 can not clamp a sand mold box, and the lower sand mold box 3 and the upper sand mold box 4 can be taken down from the positioning plate 1.

As shown in fig. 1 and 4, the drag flask 3 and the cope flask 4 are placed in a placing groove 101 opened in the top of the retainer plate 1.

Further, the pushing mechanism comprises a guide rod 501, a moving block 502, a connecting rod 503, a threaded rod 504 and a linkage rod 505, and the pushing mechanism is used for clamping the first limiting fixture block 2 and the second limiting block 6 on the lower sand mold box 3 and the upper sand mold box 4 (as shown in the state of fig. 3).

The device clamps the sand mould box by contracting the first limiting clamping block 2 and the second limiting clamping block 6, so that the device can be also suitable for positioning the sand mould boxes of other specifications, and has strong practicability; a bolt is inserted into the outer wall of one side of the threaded rod 504, and is used for fixing the threaded rod 504 after the threaded rod rotates.

As shown in fig. 1, 2 and 4, the first limiting latch 2 is slidably mounted on the top of the positioning plate 1 through a sliding block 201 fixedly mounted at the bottom, the second limiting latch 6 is slidably mounted on a sliding rod 202 fixedly mounted on the outer wall of one side of the first limiting latch 2, one end of the sliding rod 202 is slidably mounted in a guiding groove 102 formed in the top of the positioning plate 1, and the guiding groove 102 is used for increasing stability when the sliding rod 202 slides.

As shown in fig. 2, a base 5 is fixedly mounted at the top of one side of the positioning plate 1, and a stress rod 601 is fixedly mounted on the outer wall of one side of the second limiting clamping block 6.

When the force is resisted by the moving block 502, the force-bearing rod 601 is used for enabling the second limiting fixture block 6 to slide to the right side on the sliding rod 202 under the force and enabling the sliding rod 202 to move oppositely.

As shown in fig. 2, the pushing mechanism includes a guide rod 501, a moving block 502 and a threaded rod 504, the threaded rod 504 is rotatably mounted on the outer wall of one side of the base 5, the guide rod 501 is symmetrically mounted on two sides of the base 5 far away from the threaded rod 504, the moving block 502 is slidably mounted on the guide rod 501, a linkage block 505 is connected to the outer wall of the threaded rod 504 in a threaded manner, the linkage block 505 is slidably mounted in the moving block 502 through a connecting rod 503 fixedly mounted on the outer wall, the threaded rod 504 is configured and used for enabling the linkage block 505 to slide along the outer wall of the threaded rod 504 when rotating, and enabling the connecting rod 503 to push the moving block 502 to slide along the outer wall of the guide rod 501 and to abut against the stressed rod 601, wherein the connecting rod 503 is slidably mounted in the.

When the sand mold box needs to be positioned, the upper sand mold box 4 and the lower sand mold box 3 are firstly placed in the placing groove 101 on the positioning plate 1 (as shown in the state of figure 2), then the threaded rod 504 is rotated to link the linkage block 505 to slide towards the right side, meanwhile, the connecting rod 503 pushes the moving block 502 to enable the moving block to be stressed to slide along the outer wall of the guide rod 501, when the moving block 502 is abutted against the stressed rod 601, the second limiting fixture block 6 is enabled to slide towards the left side on the sliding rod 202 (by taking figure 2 as reference), and the second limiting fixture block 6 is enabled to link the sliding rod 202 to move in opposite directions, so that the first limiting fixture block 2 and the second limiting fixture block 6 clamp the lower sand mold box 3 and the upper sand mold box 4 (as shown in the state of figure 3), the sand mold box is positioned and fixed, the device can quickly position the upper sand mold box and the lower sand mold box without arranging a through hole on the sand mold box, the casting efficiency is improved, and the influence on the quality of a workpiece caused by, thereby ensuring the quality of the cast workpiece.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims

1. The utility model provides a positioning mechanism that case mould assembling was used about casting sand mould, includes sand mould case (4) and sand mould case (3) down, its characterized in that still includes locating plate (1), the top symmetry slidable mounting of locating plate (1) has first spacing fixture block (2), the outer wall slidable mounting of first spacing fixture block (2) one side has spacing fixture block of second (6), locating plate (1) top is equipped with and is used for promoting spacing fixture block of second (6) along first spacing fixture block (2) outer wall slides and makes first spacing fixture block (2) relative motion is to the pushing mechanism of sand mould case (3) and sand mould case (4) centre gripping down.

2. The positioning mechanism for the upper and lower box assembling of the casting sand mold according to claim 1, wherein a base (5) is fixedly installed at the top of one side of the positioning plate (1), and a stress rod (601) is fixedly installed on the outer wall of one side of the second limiting fixture block (6).

3. The positioning mechanism for upper and lower box assembling of casting sand mold according to claim 2, characterized in that the pushing mechanism comprises a guide rod (501), a moving block (502) and a threaded rod (504), the threaded rod (504) is rotatably mounted on the outer wall of one side of the base (5), the guide rod (501) is symmetrically mounted on two sides of the base (5) far away from the threaded rod (504), the moving block (502) is slidably mounted on the guide rod (501), a linkage block (505) is connected to the outer wall of the threaded rod (504) in a threaded manner, the linkage block (505) is slidably mounted in the moving block (502) through a connecting rod (503) fixedly mounted on the outer wall, and the threaded rod (504) is configured to link the linkage block (505) to slide along the outer wall of the threaded rod (504) when rotating, and simultaneously make the connecting rod (503) push the moving block (502) to slide along the outer wall of the guide rod (501) Move and contact with the stress rod (601).

4. The positioning mechanism for upper and lower box assembling of the casting sand mold according to claim 1, wherein the first limiting fixture block (2) is slidably mounted on the top of the positioning plate (1) through a sliding block (201) fixedly mounted at the bottom, the second limiting fixture block (6) is slidably mounted on a sliding rod (202) fixedly mounted on the outer wall of one side of the first limiting fixture block (2), and one end of the sliding rod (202) is slidably mounted in a guide groove (102) formed in the top of the positioning plate (1).

5. The positioning mechanism for the upper and lower sand mold flask assembly of the casting sand mold according to claim 1, characterized in that the lower sand mold flask (3) and the upper sand mold flask (4) are placed in a placing groove (101) formed at the top of the positioning plate (1).