阅读说明：本技术 一种小型砂型铸造面填实刮平装置 (Small sand casting surface filling and strickling device ) 是由 乐绪望 于 2019-11-14 设计创作，主要内容包括：本发明公开了一种小型砂型铸造面填实刮平装置,包括机壳,所述机壳内左端设有传动腔,所述传动腔内设有为装置提供动力的传动机构,所述传动机构内还设有下降压实砂型面的下降机构,所述机壳内右端设有抹平砂型面的刮平机构,所述机壳内下端设有感应砂型面压实的感应压实机构,该装置在工作时,首先会对砂型装置装满型砂,然后该装置会自动并且快速将砂型表面进行填实刮平操作,待型砂面处理完毕后,该装置能复位等待下一个型砂面操作,整个操作过程实现一体化,大大提高了工作效率。(The invention discloses a small sand mould casting surface filling and strickling device which comprises a machine shell, wherein a transmission cavity is arranged at the left end in the machine shell, a transmission mechanism for providing power for the device is arranged in the transmission cavity, a descending mechanism for descending a pressure-reducing solid sand profile is also arranged in the transmission mechanism, a strickling mechanism for troweling the sand profile is arranged at the right end in the machine shell, and an induction compacting mechanism for inducing compaction of the sand profile is arranged at the lower end in the machine shell.)

1. The utility model provides a small-size sand mould casting surface is filled and is strickleed off device, includes the casing, main characterized in that: a transmission cavity is arranged at the left end in the casing, a transmission mechanism for providing power for the device is arranged in the transmission cavity, a descending mechanism for descending the compacted sand profile is also arranged in the transmission mechanism, a scraping mechanism for flattening the sand profile is arranged at the right end in the casing, and an induction compaction mechanism for inducing compaction of the sand profile is arranged at the lower end in the casing;

the scraping mechanism comprises a compaction scraping plane which is positioned at the left end of the shell and has a downward opening, the compaction scraping plane is internally provided with a compaction scraping plane which can move up and down in a cavity, the upper end surface of the compaction scraping plane is fixedly provided with a cavity with an upward opening, the upper end is connected with a key, the upper end is also provided with an annular plate positioned at the upper side, the lower end surface of the annular plate is fixedly provided with two elastic springs, the lower ends of the elastic springs are connected with the upper end surface, the left end surface of the transmission cavity is rotationally linked with a rotating shaft with the right end extending into the cavity, the right end of the rotating shaft is provided with a second bevel gear which is connected with the meshing, the left end of the rotating shaft is provided with an intermediate gear positioned in the transmission cavity, the left end of the rotating shaft is also provided with a ratchet wheel positioned at the left side of the, the fixed rod is provided with rotating teeth, the rotating cavity is connected with the fixed rod through a torsion spring, a sand storage cavity with an upward opening is arranged at the right end in the casing, a hose extending out of the outside is arranged on the lower end face, and a lower sand opening is formed in the lower end of the hose;

the device provides power through the transmission mechanism, the power is compacted through the meshing gear, the compaction state is sensed through the sensing compaction mechanism, and the scraping mechanism is started to trowel the sand mold surface.

2. The small sand casting surface filling and strickling device of claim 1, wherein: drive mechanism is including fixing motor on the wall of transmission chamber left side chamber, motor right-hand member power connection has the transmission shaft, transmission shaft right-hand member key-type connection has the slip gear, be equipped with the opening gliding chamber right in the slip gear, it can be at the gliding sliding block of intracavity to be equipped with in the slip intracavity, the fixed string connection that is equipped with of sliding block right-hand member face, the transmission shaft left end is equipped with the rolling disc, the fixed two extension spring that are equipped with of rolling disc right-hand member face, the extension spring right-hand member with the slip gear left end face is connected.

3. The small sand casting surface filling and strickling device of claim 1, wherein: the induction compaction mechanism comprises a pressing cavity which is positioned at the lower end and has an upward opening, a pressing block which can slide up and down in the pressing cavity is arranged in the pressing cavity, a sand mold device to be filled and scraped is placed on the upper end face of the pressing block, two pressure springs are fixedly arranged on the lower end face of the pressing block and are connected with the lower cavity wall of the pressing cavity, a clamping groove is arranged on the lower end face of the left end of the pressing block, a moving cavity with a rightward opening is arranged on the left cavity wall of the pressing cavity, two elastic springs are fixedly arranged on the left end face of the moving cavity and are connected with the left cavity wall of the moving cavity, a pull rope is further connected with the left end face of the moving block, a lifting cavity with a rightward opening is arranged in the moving block, a lifting block which can slide up and down in the lifting cavity is arranged in the lifting cavity, a tension spring is arranged on the upper end face of the lifting block, the upper end face of the pressing plate is fixedly connected with one end of the thin rope.

4. The small sand casting surface filling and strickling device of claim 1, wherein: the induction compaction mechanism comprises a pressing cavity which is positioned at the lower end and has an upward opening, a pressing block which can slide up and down in the pressing cavity is arranged in the pressing cavity, a sand mold device to be filled and scraped is placed on the upper end face of the pressing block, two pressure springs are fixedly arranged on the lower end face of the pressing block and are connected with the lower cavity wall of the pressing cavity, a clamping groove is arranged on the lower end face of the left end of the pressing block, a moving cavity with a rightward opening is arranged on the left cavity wall of the pressing cavity, two elastic springs are fixedly arranged on the left end face of the moving cavity and are connected with the left cavity wall of the moving cavity, a pull rope is further connected with the left end face of the moving block, a lifting cavity with a rightward opening is arranged in the moving block, a lifting block which can slide up and down in the lifting cavity is arranged in the lifting cavity, a tension spring is arranged on the upper end face of the lifting block, the upper end face of the pressing plate is fixedly connected with one end of the thin rope.

5. The small sand casting surface filling and strickling device of claim 2, wherein: in an initial state, the sliding gear is meshed with the driven gear, and the tensile force of the extension spring is larger than the friction force applied to the sliding gear when the sliding gear slides on the transmission shaft.

6. The small sand casting surface filling and strickling device of claim 4, wherein: in an initial state, the right end of the pressing plate is located in the clamping groove, and the elastic force of the elastic spring is larger than the friction force applied to the moving block when the moving block slides in the moving cavity.

Technical Field

The invention relates to the field of casting, in particular to a small sand mold casting surface filling and strickling device.

Background

Sand casting is an extremely common casting method in the casting field, and filling and scraping sand molded surfaces is an important step in the sand casting process, and the step directly influences the quality of sand casting if the operation is improper.

At present, the filling and strickling of the small sand mold surface are mostly performed manually, the manual operation efficiency is slow, or the punching operation is performed, and the punching operation is easy to damage the casting model to a certain extent.

Disclosure of Invention

The invention aims to solve the technical problem of providing a small sand casting surface filling and strickling device, which overcomes the problems of low operation efficiency, discontinuous operation and the like, improves the operation efficiency and increases the operation integration.

The invention is realized by the following technical scheme.

The invention relates to a small sand casting surface filling and strickling device which comprises a machine shell, wherein a transmission cavity is arranged at the left end in the machine shell, a transmission mechanism for providing power for the device is arranged in the transmission cavity, a descending mechanism for descending a solid sand molding surface is also arranged in the transmission mechanism, a strickling mechanism for troweling the sand molding surface is arranged at the right end in the machine shell, and an induction compacting mechanism for inducing compaction of the sand molding surface is arranged at the lower end in the machine shell;

the scraping mechanism comprises a compaction scraping plane which is positioned at the left end of the shell and has a downward opening, the compaction scraping plane is internally provided with a compaction scraping plane which can move up and down in a cavity, the upper end surface of the compaction scraping plane is fixedly provided with a cavity with an upward opening, the upper end is connected with a key, the upper end is also provided with an annular plate positioned at the upper side, the lower end surface of the annular plate is fixedly provided with two elastic springs, the lower ends of the elastic springs are connected with the upper end surface, the left end surface of the transmission cavity is rotationally linked with a rotating shaft with the right end extending into the cavity, the right end of the rotating shaft is provided with a second bevel gear which is connected with the meshing, the left end of the rotating shaft is provided with an intermediate gear positioned in the transmission cavity, the left end of the rotating shaft is also provided with a ratchet wheel positioned at the left side of the, the fixed rod is provided with rotating teeth, the rotating cavity is connected with the fixed rod through a torsion spring, a sand storage cavity with an upward opening is arranged at the right end in the casing, a hose extending out of the outside is arranged on the lower end face, and a lower sand opening is formed in the lower end of the hose;

the device provides power through the transmission mechanism, the power is compacted through the meshing gear, the compaction state is sensed through the sensing compaction mechanism, and the scraping mechanism is started to trowel the sand mold surface.

Further, drive mechanism is including fixing motor on the wall of transmission chamber left side chamber, motor right-hand member power connection has the transmission shaft, transmission shaft right-hand member key-type connection has sliding gear, be equipped with the opening sliding chamber right in the sliding gear, the sliding intracavity is equipped with can be at the gliding sliding block of intracavity, the fixed string that is equipped with of sliding block right-hand member face is connected, the transmission shaft left end is equipped with the rolling disc, the fixed two extension spring that are equipped with of rolling disc right-hand member face, the extension spring right-hand member with the sliding gear left end face is connected.

Further, the descending mechanism is connected including rotating the dwang of transmission chamber left and right sides chamber wall, the dwang left end be equipped with the driven gear that sliding gear meshing is connected, the dwang right-hand member is equipped with the meshing gear, be equipped with in the chamber wall of cavity upper end and rotate the chamber, it can be at intracavity pivoted turning block to rotate the intracavity to be equipped with, the fixed upper end that is equipped with of turning block up end runs through the rack of transmission chamber upper chamber wall, terminal surface before the rack with the meshing gear engagement is connected.

Furthermore, the induction compaction mechanism comprises a pressing cavity which is positioned at the lower end and has an upward opening, a pressing block which can slide up and down in the pressing cavity is arranged in the pressing cavity, a sand mold device to be filled and scraped is placed on the upper end face of the pressing block, two pressure springs are fixedly arranged on the lower end face of the pressing block and are connected with the lower cavity wall of the pressing cavity, a clamping groove is arranged on the lower end face of the left end of the pressing block, a moving cavity with a rightward opening is arranged on the left cavity wall of the pressing cavity, two elastic springs are fixedly arranged on the left end face of the moving cavity and are connected with the left cavity wall of the moving cavity, a pull rope is further connected with the left end face of the moving block, a lifting cavity with a rightward opening is arranged in the moving block, a lifting block which can slide up and down in the lifting cavity is arranged in the lifting cavity, a tension spring is arranged on the upper end face of the lifting block and is, the upper end face of the pressing plate is fixedly connected with one end of the thin rope.

Further, in an initial state, the sliding gear is in meshed connection with the driven gear, and the tensile force of the extension spring is larger than the friction force applied to the sliding gear when the sliding gear slides on the transmission shaft.

Further, in an initial state, the right end of the pressing plate is located in the clamping groove, and the elastic force of the elastic spring is larger than the friction force applied to the moving block when the moving block slides in the moving cavity.

The invention has the beneficial effects that: the device simple structure, the simple operation, the device at the during operation at first can fill the molding sand to the sand mould device, then the device can be automatic and carry out the tamping and strickle off the operation with the sand mould surface fast, treat the molding sand and handle the back that finishes, the device can reset and wait for next molding sand operation, whole operation process realizes the integration, has improved work efficiency greatly.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic top view of the fishing mechanism of the embodiment of the present invention;

FIG. 3 is a schematic top view of a transmission chamber according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram at A-A in FIG. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

With reference to fig. 1-4, the small sand casting surface filling and strickling device includes a casing 10, a transmission cavity 37 is provided at the left end of the casing 10, a transmission mechanism 24 for providing power for the device is provided in the transmission cavity 37, a descending mechanism 27 for descending a reduced pressure solid sand profile is further provided in the transmission mechanism 24, a strickling mechanism 44 for leveling the sand profile is provided at the right end of the casing 10, an induction compacting mechanism 48 for inducing compaction of the sand profile is provided at the lower end of the casing 10, the strickling mechanism 44 includes a 64 located at the left end of the casing 10 and having a downward opening, a compacting and strickling plane 15 capable of moving up and down in the cavity is provided in the 64, a 66 is fixedly provided at the upper end of the compacting and strickling plane 15, a cavity 16 having an upward opening is provided in the 66, a 47 is connected to the upper end of the 66 by a key, a ring plate 40, the fixed two elasticity springs 41 that are equipped with of terminal surface under the annular plate 40, elasticity spring 41 lower extreme with 47 the up end is connected, it has the right-hand member to stretch into rotation axis 22 in 64 to transmit chamber 37 left end face rotating link, rotation axis 22 right-hand member be equipped with 47 second bevel gear 17 that the meshing is connected, rotation axis 22 left end is equipped with and is located intermediate gear 34 in transmitting chamber 37, rotation axis 22 left end still is equipped with and is located the left ratchet 23 of intermediate gear 34, be equipped with the rotatory chamber 62 of the even equidistance distribution of several in the ratchet 23, the chamber wall rotates around in rotatory chamber 62 and is connected with dead lever 59, be equipped with on the dead lever 59 and rotate tooth 60, be equipped with torsion spring 61 between rotatory chamber 62 and the dead lever 59 and be connected, the right-hand member is equipped with the ascending sand storage chamber 42 of opening in the casing 10, the terminal surface is equipped with and, the lower end of the hose 45 is provided with a lower sand opening 46, the device is powered by the transmission mechanism 24, compacted through the meshing gear 39, and then the compacted state is sensed by the sensing and compacting mechanism 48, and the scraping mechanism 44 is started to flatten the sand mould surface.

Beneficially, the transmission mechanism 24 includes a motor 25 fixed on the left cavity wall of the transmission cavity 37, a transmission shaft 26 is connected to the right end of the motor 25 in a power mode, a sliding gear 31 is connected to the right end key of the transmission shaft 26, a sliding cavity 32 with a rightward opening is arranged in the sliding gear 31, a sliding block 33 capable of sliding in the cavity is arranged in the sliding cavity 32, a string 35 is fixedly arranged on the right end face of the sliding block 33 for connection, a rotating disc 28 is arranged at the left end of the transmission shaft 26, two extension springs 29 are fixedly arranged on the right end face of the rotating disc 28, and the right end of the extension spring 29 is connected to the left end face of.

Beneficially, descending mechanism 27 includes a rotating rod 38 rotatably connected to the left and right walls of transmission chamber 37, the left end of rotating rod 38 is provided with a driven gear 30 engaged with sliding gear 31, the right end of rotating rod 38 is provided with an engaging gear 39, a rotating chamber 50 is arranged in the upper end wall of cavity 16, a rotating block 49 capable of rotating in the chamber is arranged in rotating chamber 50, a rack 36 with the upper end penetrating through the upper wall of transmission chamber 37 is fixedly arranged on the upper end face of rotating block 49, and the front end face of rack 36 is engaged with engaging gear 39.

Beneficially, the induction compaction mechanism 48 includes a pressing cavity 12 located at the lower end of the press block 10 and having an upward opening, a press block 13 capable of sliding up and down in the pressing cavity 12 is disposed in the pressing cavity 12, a sand mold device 11 to be filled and scraped is disposed on an upper end face of the press block 13, two pressure springs 14 are fixedly disposed on a lower end face of the press block 13 and connected to a lower cavity wall of the pressing cavity 12, a clamp groove 58 is disposed on a lower end face of a left end of the press block 13, a moving cavity 53 having a rightward opening is disposed on a left cavity wall of the pressing cavity 12, two elastic springs 52 are fixedly disposed on a left end face of the moving cavity 53 and connected to a left cavity wall of the moving cavity 53, the pull rope 18 is further connected to a left end face of the moving block 51, a lifting cavity 54 having a rightward opening is disposed in the moving block 51, a lifting block 55 capable of sliding up and down in the cavity is disposed in the lifting cavity, the right end face of the lifting block 55 is fixedly provided with a pressing plate 57, the right end of the pressing plate 57 extends into the clamping groove 58, and one end of the thin rope 35 is fixedly connected to the upper end face of the pressing plate 57.

Advantageously, in the initial state, the sliding gear 31 is in meshing connection with the driven gear 30, and the tension of the tension spring 29 is greater than the friction force to which the sliding gear 31 is subjected when sliding on the transmission shaft 26.

Advantageously, in the initial state, the right end of the pressure plate 57 is located in the locking groove 58, and the elastic force of the elastic spring 52 is greater than the friction force received when the moving block 51 slides in the moving cavity 53.

Sequence of mechanical actions of the whole device:

1: manually placing a sand mold device to be filled and scraped on the upper surface of the pressing block 13, manually injecting the molding sand in the sand storage cavity 42 into the sand mold device, and stopping injecting the molding sand into the sand mold device after the sand mold device is filled;

2: starting the motor 25, wherein the motor 25 works to drive the transmission shaft 26 to rotate so as to drive the sliding gear 31 to rotate, the sliding gear 31 rotates to drive the driven gear 30 meshed with the sliding gear to rotate so as to drive the rotating rod 38 and the meshing gear 39 at the right end of the rotating rod 38 to rotate, the meshing gear 39 rotates to drive the rack 36 meshed with the meshing gear to move downwards, the rack 36 moves downwards to drive the compacting and scraping planes 15 at the lower ends of the 66 and 66 to move downwards, and when the 66 moves downwards, 47 is blocked by the second bevel gear 17 and slides on the 66, and 47 always keeps a meshed state with the second bevel gear 17;

3: the lower end face of the compaction scraping plane 15 extrudes the upper surface of the sand mold device 11 to compact the molding sand in the sand mold device 11, after the molding sand in the sand mold device 11 is compacted, the compaction scraping plane 15 is continuously pushed downwards, the pressing block 13 moves downwards, so that the pressing plate 57 is pressed downwards, the string 35 is tensioned, the sliding gear 31 moves rightwards under the action of the pulling force of the string 35, the sliding gear 31 is disengaged from the driven gear 30 and connected with the driven gear 30, the sliding gear 31 is engaged with the intermediate gear 34 so as to drive the intermediate gear 34 to rotate, the driven gear 30 stops rotating, and the compaction scraping plane 15 stops descending;

4: the intermediate gear 34 rotates to drive the rotating shaft 22 and the rotating gear 21 and the second bevel gear 17 on the rotating shaft 22 to rotate, the rotating gear 21 rotates positively and cannot transmit power with the rotating gear 21, the second bevel gear 17 rotates to drive the gear 47 meshed with the second bevel gear to rotate, so that the gear 66 and the compaction scraping plane 15 are driven to rotate, and the lower surface of the compaction scraping plane 15 rotates to start scraping off the excessive molding sand on the upper surface of the sand mold device 11;

5: after the upper surface of the sand mold device 11 is scraped, the motor 25 is started to rotate reversely, the motor 25 works to drive the transmission shaft 26 to rotate reversely, the transmission shaft 26 rotates reversely to drive the rotating gear 21 to rotate reversely through mechanical transmission, the rotating gear 21 rotates reversely to drive the rotating shaft 20 and the rope winding wheel 19 to rotate reversely, the rope winding wheel 19 rotates reversely to tension the pulling rope 18, the moving block 51 is pulled by the pulling rope 18 to move leftwards, the pressing plate 57 is separated from the clamping groove 58 and moves upwards under the pulling force of the tension spring 56, the thin rope 35 is loosened, the sliding gear 31 moves leftwards under the pulling force of the tension spring 29 to be meshed with the driven gear 30, thereby driving the compacting and scraping plane 15 to move upwards through mechanical transmission to finish the compacting and scraping operation, after the intermediate gear 34 is disengaged from the sliding gear 31, the rotation of the rope winding wheel 19 is stopped, the pulling rope 18 stops being tensioned, and the moving block 51 moves rightwards to be reset under the elastic force of the elastic spring 52.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.