CN215090546U

CN215090546U - Compaction device for sand casting

Info

Publication number: CN215090546U
Application number: CN202120475495.9U
Authority: CN
Inventors: 黄杰; 黄警
Original assignee: Dalian Yinshan Metal Products Co ltd
Current assignee: Dalian Yinshan Metal Products Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-12-10
Anticipated expiration: 2031-03-05

Abstract

The utility model relates to the technical field of sand casting, and discloses a compaction device for sand casting, which comprises a base, the bottom of the base is fixedly provided with an anti-skid layer, the top of the base is provided with a placing groove, a lower die is inserted in the placing groove, an upper die is clamped above the lower die, a compaction plate is pressed above the upper die, a fixed column is arranged on the compacting plate, a fixed plate is fixedly arranged below the fixed column, movable rods are movably inserted at the left side and the right side of the fixed plate, the anti-skid layer is fixedly arranged at the bottom of the base, so that the position of the base can be limited in an anti-skid manner through the anti-skid layer, the lower die and the upper die are more stable when in use, the placing groove is formed in the top of the base, the lower die is conveniently inserted into the anti-slip layer in an inserting mode, the position of the lower die can be limited, and the position of the upper die is limited at the moment.

Description

Compaction device for sand casting

Technical Field

The utility model belongs to the technical field of sand casting, specifically be a compaction device for sand casting.

Background

Sand casting is a casting method for producing castings in sand molds, and because the molding materials used for sand casting are cheap and easy to obtain, the casting mold is simple and convenient to manufacture, and can adapt to single-piece production, batch production and mass production of castings, the sand casting is a basic process in casting production for a long time. One indispensable process is carried out the compaction to the sand in the sand mould in the sand casting, because when making a mould in the sand is put into to the model in the manufacturing process, because the sand is not filled up or not the compaction can lead to foundry goods damage shortage or the surface of unevenness appears, influence the required quality of foundry goods, there is certain weak point, so the compaction device is the indispensible instrument of sand casting, carry out the compaction method to the sand at present and strike for artifical handheld knocking equipment usually, because the different degree of consistency that leads to the sand compaction of the way of force is different, influence the quality of sand casting, consequently the utility model provides a compaction device for sand casting, be convenient for better carry out high-efficient compaction work to the sand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problems, a compacting apparatus for sand casting is provided.

The utility model adopts the technical scheme as follows:

a compaction device for sand casting comprises a base, wherein an anti-skid layer is fixedly arranged at the bottom of the base, a placing groove is arranged in the top of the base, a lower die is inserted in the placing groove, an upper die is clamped above the lower die, a compaction plate is pressed above the upper die, a fixed column is arranged on the compacting plate, a fixed plate is fixedly arranged below the fixed column, movable rods are movably inserted at the left side and the right side of the fixed plate, a knocking hammer is fixedly arranged at the bottom end of each movable rod, the knocking hammer is jointed with the top of the compacting plate, the movable rod is sleeved with a spring sleeve, a movable groove is arranged inside the upper part of the fixed column, and the inside bottom fixed mounting in activity groove has the bearing disc, the inside activity grafting in activity groove has the pull rod, the bottom fixed mounting of pull rod has the counter weight post, and the counter weight post laminates with the bearing disc mutually.

In a preferred embodiment, the anti-slip layer is a silica gel pad, teeth are arranged at the bottom of the silica gel pad, and the fixing column is fixedly installed at the center of the top of the compacting plate.

In a preferred embodiment, the left side and the right side of the fixing plate are provided with through holes, the movable rod is movably inserted into the through holes, the top end of the movable rod is fixedly provided with a limiting disc, and the limiting disc is fixedly provided with a semicircular pull ring.

In a preferred embodiment, the lower end of the spring sleeve is fixedly installed at the top of the knocking hammer, the upper end of the spring sleeve is fixedly installed at the bottom of the fixing plate, and a through groove structure is arranged above the movable groove and matched with the pull rod.

In a preferred embodiment, the upper end of the pull rod is fixedly provided with a pull ring shaped like a Chinese character 'hui', an anti-slip rubber sleeve is bonded on the pull ring, and the length of the bottom of the pull rod is larger than the outer diameter of the fixing column.

In a preferred embodiment, the compacting plate is adapted to the inside of the upper mold, the bottom end of the fixing column is fixedly provided with a screw, and the screw is in threaded connection with a threaded hole formed in the top of the compacting plate.

Advantageous effects

Compared with the prior art, the utility model, the advantage that has does: the sand to the bed die and the inside sand of last mould of being convenient for better carries out high-efficient spacing compaction to the sand compaction is more even, uses manpower sparingly, increases work efficiency.

1. The utility model discloses in, there is the skid resistant course through the bottom fixed mounting at the base, be convenient for can carry out the antiskid to the position of base through the skid resistant course spacing for bed die and last mould are more stable when using, have seted up the standing groove in the top of base, are convenient for peg graft the bed die in the skid resistant course, can carry on spacingly to the position of bed die, and the position of going up the mould this moment obtains spacingly.

2. In the utility model, the compacting plate is arranged above the inner side of the upper die, so that the sand in the lower die and the upper die can be compacted in a limiting way through the compacting plate, a fixing column is fixedly arranged at the center of the top of the compacting plate, so that a user can conveniently hold the fixing column, a movable groove is arranged in the fixed column, so that the pull rod can move up and down in the movable groove conveniently, the bottom end of the pull rod is fixedly provided with the counterweight column, so that the counterweight column is convenient to be matched with the bearing plate, and the fixed column and the compacting plate can limit and compact the sand in the lower die and the upper die, the two sides of the fixed plate are movably inserted with movable rods, which is convenient for the movable rods to drive the knocking hammer to move up and down, simultaneously under the effect of spring housing, can strike last mould, be convenient for the compacting plate better carry out the compaction, strike the hammer simultaneously and can clear up the sand of compacting plate bottom adhesion.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the structure of the fixing column and the pull rod of the present invention;

fig. 3 is a schematic view of the base structure of the present invention.

The labels in the figure are: 1-base, 2-antiskid layer, 3-placing groove, 4-lower mould, 5-upper mould, 6-compacting plate, 7-fixed column, 8-fixed plate, 9-movable rod, 10-knocking hammer, 11-spring sleeve, 12-movable groove, 13-bearing disk, 14-pull rod and 15-counterweight column.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-3, a compaction device for sand casting comprises a base 1, wherein an anti-slip layer 2 is fixedly installed at the bottom of the base 1, so that the position of the base 1 can be limited in an anti-slip manner through the anti-slip layer 2, the lower die 4 and the upper die 5 are more stable in use, the anti-slip layer 2 is a silica gel pad, teeth are arranged at the bottom of the silica gel pad, a placing groove 3 is formed in the top of the base 1, the lower die 4 can be conveniently inserted into the placing groove 3, so that the position of the lower die 4 can be limited, the position of the upper die 5 is limited at the moment, the lower die 4 is inserted into the placing groove 3, the upper die 5 is clamped above the lower die 4, a compaction plate 6 is pressed above the upper die 5, so that sand inside the lower die 4 and the upper die 5 can be limited and compacted through the compaction plate 6, a fixing column 7 is installed on the compaction plate 6, and a user can conveniently hold the fixing column 7 by hand, the compacting plate 6 is matched with the interior of the upper die 5, a screw rod is fixedly installed at the bottom end of the fixed column 7 and is in threaded connection with a threaded hole formed in the top of the compacting plate 6, the fixed column 7 is fixedly installed at the center of the top of the compacting plate 6, a fixed plate 8 is fixedly installed below the fixed column 7, movable rods 9 are movably inserted into the left side and the right side of the fixed plate 8, the movable rods 9 can drive the knocking hammer 10 to move up and down, the upper die 5 can be knocked under the action of a spring sleeve 11, the compacting plate 6 can be better compacted, the knocking hammer 10 can clean sand adhered to the bottom of the compacting plate 6, through holes are formed in the left side and the right side of the fixed plate 8, the movable rods 9 are movably inserted into the through holes, a limiting disc is fixedly installed at the top end of the movable rods 9, a semicircular pull ring is fixedly installed on the limiting disc, the bottom end of the movable rods 9 is fixedly installed with the knocking hammer 10, the knocking hammer 10 is attached to the top of the compacting plate 6, the movable rod 9 is sleeved with a spring sleeve 11, the lower end of the spring sleeve 11 is fixedly installed at the top of the knocking hammer 10, the upper end of the spring sleeve 11 is fixedly installed at the bottom of the fixed plate 8, a movable groove 12 is formed in the upper portion of the fixed column 7, the pull rod 14 can conveniently move up and down in the movable groove 12, a through groove structure is formed in the upper portion of the movable groove 12 and matched with the pull rod 14, a bearing plate 13 is fixedly installed at the bottom end of the inner portion of the movable groove 12, the pull rod 14 is movably inserted in the inner portion of the movable groove 12, a pull ring shaped like a Chinese character 'hui' is fixedly installed at the upper end of the pull rod 14, an anti-skid rubber sleeve is bonded on the pull ring, the length of the bottom of the pull rod 14 is larger than the outer diameter of the fixed column 7, a counterweight column 15 is fixedly installed at the bottom end of the pull rod 14, the counterweight column 15 is attached to the bearing plate 13, and the counterweight column 15 is conveniently matched with the bearing plate 13, meanwhile, the sand inside the lower die 4 and the upper die 5 can be limited and compacted through the fixing columns 7 and the compacting plates 6.

The working principle is as follows:

in the application, when the sand inside the lower mold 4 and the upper mold 5 is compacted, the lower mold 4 is placed inside the placing groove 3, the lower mold 4 is filled with the sand inside, the casting mold is placed in the sand, the upper mold 5 is clamped at the top of the lower mold 4, the upper mold 5 is filled with the sand inside, the compacting plate 6 is placed above the sand in the top of the upper mold 5, one hand holds the fixed column 7, the other hand pulls the reversed-font pull ring on the pull rod 14 upwards, so that the pull rod 14 drives the counterweight column 15 to move upwards, the reversed-font pull ring is loosened, the pull rod 14 moves downwards under the action of the counterweight column 15, the counterweight column 15 impacts the bearing disc 13, the fixed column 7 drives the compacting plate 6 to compact the sand inside the lower mold 4 and the upper mold 5, and the compacting plate 6 vibrates, and the hammering hammer 10 moves up and down under the cooperation of the movable rod 9 and the spring sleeve 11 at a short distance, can strike to compacting plate 6 simultaneously, stimulate the rectangle pull ring on the pull rod 14 repeatedly, compacting plate 6 can carry out abundant compaction to the inside sand of bed die 4 and last mould 5 this moment, and the compaction is accomplished the back, upwards stimulates fixed column 7 for compacting plate 6 produces with last mould 5 and breaks away from, upwards stimulates the pull ring on the movable rod 9 and loosens again, and striking hammer 10 can strike compacting plate 6 this moment, can clear up the sand of compacting plate 6 bottom adhesion.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims

1. The utility model provides a compaction device for sand casting, includes base (1), its characterized in that: the anti-skid device is characterized in that an anti-skid layer (2) is fixedly mounted at the bottom of the base (1), a placing groove (3) is formed in the top of the base (1), a lower die (4) is inserted into the placing groove (3), an upper die (5) is clamped above the lower die (4), a compacting plate (6) is pressed on the upper die (5), a fixed column (7) is mounted on the compacting plate (6), a fixed plate (8) is fixedly mounted below the fixed column (7), movable rods (9) are movably inserted into the left side and the right side of the fixed plate (8), a knocking hammer (10) is fixedly mounted at the bottom end of each movable rod (9), the knocking hammer (10) is attached to the top of the compacting plate (6), a spring sleeve (11) is sleeved on each movable rod (9), a movable groove (12) is formed in the upper portion of each fixed column (7), and a bearing disc (13) is fixedly mounted at the bottom end of the movable groove (12), the inner part of the movable groove (12) is movably inserted with a pull rod (14), the bottom end of the pull rod (14) is fixedly provided with a counterweight column (15), and the counterweight column (15) is attached to the bearing disc (13).

2. A compacting apparatus for sand casting according to claim 1, characterized in that: the anti-skid layer (2) is a silica gel pad, teeth are arranged at the bottom of the silica gel pad, and the fixing column (7) is fixedly installed at the center of the top of the compacting plate (6).

3. A compacting apparatus for sand casting according to claim 1, characterized in that: the left side and the right side of the fixed plate (8) are provided with through holes, the movable rod (9) is movably inserted into the through holes, the top end of the movable rod (9) is fixedly provided with a limiting disc, and the limiting disc is fixedly provided with a semicircular pull ring.

4. A compacting apparatus for sand casting according to claim 1, characterized in that: the lower end of the spring sleeve (11) is fixedly arranged at the top of the knocking hammer (10), the upper end of the spring sleeve (11) is fixedly arranged at the bottom of the fixed plate (8), and the upper part of the movable groove (12) is of a through groove structure and is matched with the pull rod (14).

5. A compacting apparatus for sand casting according to claim 1, characterized in that: the upper end of the pull rod (14) is fixedly provided with a clip-shaped pull ring, an anti-slip rubber sleeve is bonded on the pull ring, and the length of the bottom of the pull rod (14) is larger than the outer diameter of the fixing column (7).

6. A compacting apparatus for sand casting according to claim 1, characterized in that: the compacting plate (6) is matched with the interior of the upper die (5), a screw rod is fixedly mounted at the bottom end of the fixing column (7), and the screw rod is in threaded connection with a threaded hole formed in the top of the compacting plate (6).