CN210547882U

CN210547882U - Sand cleaning device

Info

Publication number: CN210547882U
Application number: CN201921217102.3U
Authority: CN
Inventors: 冯艳艳; 马睿; 黄部东; 赵以麟; 孙伟; 朱强
Original assignee: Kocel Intelligent Foundry Industry Innovation Center Co Ltd
Current assignee: Kocel Intelligent Machinery Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-05-19
Anticipated expiration: 2029-08-01

Abstract

The utility model relates to a sand removal device. The sand removal device comprises: the device comprises a workbench, a vertical movement mechanism, an air blowing mechanism, an air suction mechanism, a clamping mechanism and a turnover mechanism; the workbench is used for bearing the sand core, and the vertical movement mechanism is connected with the workbench; the blowing mechanism is connected with the air suction mechanism, and a sand core borne on the workbench is clamped between the blowing mechanism and the air suction mechanism; the clamping mechanism comprises a transmission arm and two clamping arms arranged on the transmission arm in a sliding manner, and the sand core is clamped and fixed between the two clamping arms; the turnover mechanism comprises an X-axis turnover piece and a Y-axis turnover piece, the X-axis turnover piece is arranged on the transmission arm, and the Y-axis turnover piece is arranged on the clamping arm. The sand removing device can effectively remove floating sand in the inner cavity of the sand core.

Description

Sand cleaning device

Technical Field

The utility model relates to an industrial manufacturing technical field especially relates to a sand removal device.

Background

In the technical field of industrial manufacturing, a casting is manufactured by adopting a sand core pouring mode. However, in the sand core for casting in the prior art, a plurality of split cores are manufactured firstly, then the split cores are assembled into a complete sand core through a core assembly process, and then the complete sand core is cast. In order to improve the working efficiency, the whole core pouring is provided, and the link of core assembly is omitted, but the whole core pouring is adopted, and the problem that how to clean floating sand in the inner cavity of the whole core becomes to be overcome.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a sand removing device capable of effectively cleaning floating sand in the inner cavity of the whole core aiming at the problem that the floating sand in the inner cavity of the whole core is difficult to clean in the whole core pouring process.

A sand removal device, said sand removal device comprising: the device comprises a workbench, a vertical movement mechanism, an air blowing mechanism, an air suction mechanism, a clamping mechanism and a turnover mechanism; the workbench is used for bearing the sand core, and the vertical movement mechanism is connected with the workbench and used for controlling the workbench to move along the vertical direction; the blowing mechanism is connected with the air suction mechanism, and a sand core borne on the workbench is clamped between the blowing mechanism and the air suction mechanism and is used for blowing floating sand in the sand core; the clamping mechanism comprises a transmission arm and two clamping arms arranged on the transmission arm in a sliding manner, and the sand core is clamped and fixed between the two clamping arms; the turnover mechanism comprises an X-axis turnover part and a Y-axis turnover part, the X-axis turnover part is arranged on the transmission arm and used for controlling the sand core to turn over along the X-axis direction, and the Y-axis turnover part is arranged on the clamping arm and used for controlling the sand core to turn over along the Y-axis direction.

In one embodiment, the sand removing device further comprises a bottom vibrating mechanism, the bottom vibrating mechanism comprises a stand column and a vibrating piece, the top end of the stand column is connected with the X-axis overturning piece, and the vibrating piece is mounted at the bottom end of the stand column.

In one embodiment, the blowing mechanism comprises a blowing clamp plate, a blowing pipe and a compressor, the blowing clamp plate is in contact connection with the sand core, the blowing pipe is connected with the blowing clamp plate, and the compressor is installed at one end, far away from the blowing clamp plate, of the blowing pipe.

In one embodiment, one end of the air blowing pipe close to the air blowing clamping plate is connected with a plurality of air blowing pipe bundles through an air blowing quick connector.

In one embodiment, the air suction mechanism comprises an air suction clamping plate, an air suction pipe and a sand suction pump, the air suction clamping plate is in contact connection with the sand core, the air suction pipe is connected with the air suction clamping plate, and the sand suction pump is installed at one end, far away from the air suction clamping plate, of the air suction pipe.

In one embodiment, one end of the air suction pipe close to the air suction clamping plate is connected with a plurality of air suction pipe bundles through air suction quick connectors.

In one embodiment, each clamping arm is provided with a hand grip which is used for stably gripping the sand core.

In one embodiment, a damping ring is arranged between the gripping arm and the gripping hand arranged on the gripping arm.

In one embodiment, the hand grip is further provided with a hand grip vibration member.

In one embodiment, the driving arm comprises a driving member and a driving member which are in driving connection, and the driving member is in sliding connection with the two clamping arms

According to the sand cleaning device, the vertical movement mechanism is adopted to drive the workbench to move up and down along the vertical direction, so that the workbench can be conveniently butted with the roller way to transport the sand core to the workbench, then the workbench rises or falls to a certain position, and the clamping mechanism clamps and fixes the sand core. Through starting the mechanism of blowing and the suction mechanism to can place the centre gripping effectively and effectively sweep the superficial sand in the sand core between the two, and further cooperate and start tilting mechanism, thereby can be convenient for effectively clear up the superficial sand of different positions departments in the sand core and sweep, greatly improved clearance psammitolite inner chamber and floated sand efficiency, thereby for printing whole core provides ripe prerequisite, accelerate the step that has promoted improvement casting efficiency and precision.

Drawings

Fig. 1 is a schematic perspective view of a sand removing device according to an embodiment.

Fig. 2 is a schematic view of the pneumatic components of the sand removal device shown in fig. 1.

Fig. 3 is a schematic view of a clamping mechanism of the sand removing device shown in fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In one embodiment, a sand removal device includes: the device comprises a workbench, a vertical movement mechanism, an air blowing mechanism, an air suction mechanism, a clamping mechanism and a turnover mechanism; the workbench is used for bearing the sand core, and the vertical movement mechanism is connected with the workbench and used for controlling the workbench to move along the vertical direction; the blowing mechanism is connected with the air suction mechanism, and a sand core borne on the workbench is clamped between the blowing mechanism and the air suction mechanism and is used for blowing floating sand in the sand core; the clamping mechanism comprises a transmission arm and two clamping arms arranged on the transmission arm in a sliding manner, and the sand core is clamped and fixed between the two clamping arms; the turnover mechanism comprises an X-axis turnover part and a Y-axis turnover part, the X-axis turnover part is arranged on the transmission arm and used for controlling the sand core to turn over along the X-axis direction, and the Y-axis turnover part is arranged on the clamping arm and used for controlling the sand core to turn over along the Y-axis direction.

The following description of the sand removing device will be made with reference to specific embodiments to further understand the inventive concept of the sand removing device. Referring to fig. 1, a sand cleaning device 10 includes: the device comprises a workbench 100, a vertical movement mechanism 200, an air blowing mechanism 300, an air suction mechanism 400, a clamping mechanism 500 and a turnover mechanism 600; the workbench 100 is used for bearing sand cores, and the vertical movement mechanism 200 is connected with the workbench 100 and used for controlling the workbench 100 to move along the vertical direction; the blowing mechanism 300 is connected with the air suction mechanism 400, and a sand core loaded on the workbench 100 is clamped between the blowing mechanism 300 and the air suction mechanism 400 and is used for blowing floating sand in the sand core; the clamping mechanism 500 comprises a transmission arm 510 and two clamping arms 520 arranged on the transmission arm in a sliding manner, and the sand core is clamped and fixed between the two clamping arms 520; the turnover mechanism 600 comprises an X-axis turnover part 610 and a Y-axis turnover part 620, wherein the X-axis turnover part 610 is arranged on the transmission arm 510 and used for controlling the sand core to turn over along the X-axis direction, and the Y-axis turnover part 620 is arranged on the clamping arm 520 and used for controlling the sand core to turn over along the Y-axis direction.

Specifically, the work table 100 includes a rectangular support plate for supporting the sand core, which facilitates stable and smooth transfer of the sand core. In one embodiment, the vertical movement mechanism 200 is any one of a screw transmission mechanism, a rack and pinion linkage mechanism, and a hydraulic jacking mechanism. Preferably, the vertical movement mechanism 200 is a scissor lift structure. Therefore, the lifting mechanism adopting the scissor type lifting mechanism is simple in structure, and the occupied space of the vertical movement mechanism is effectively saved. In one embodiment, the blowing mechanism 300 and the suction mechanism 400 are connected to each other by a screw. It should be noted that the blowing mechanism 300 and the suction mechanism 400 may be connected by other mechanical means. For example, the blowing mechanism 300 and the suction mechanism 400 are connected by a connection structure for passing through a sand core; for another example, the air blowing mechanism 300 and the air suction mechanism 400 are connected by a structure that is connected along the periphery of the core. The connection manner of the air blowing mechanism 300 and the air suction mechanism 400 can be specifically designed according to the sand core, and is not particularly limited in this embodiment.

In an embodiment, referring to fig. 2, the blowing mechanism 300 includes a blowing clamp plate 310, a blowing pipe 320, and a compressor 330, the blowing clamp plate 310 is connected to the sand core in a contacting manner, the blowing pipe 320 is connected to the blowing clamp plate 310, and the compressor 330 is installed at an end of the blowing pipe 320 far away from the blowing clamp plate 310. Specifically, the air-blowing clamp plate 310 includes a rectangular thin plate, and air-blowing holes are formed through the air-blowing clamp plate 310. Further, an end of the blowpipe 320 remote from the compressor 330 is disposed through the blowhole. Preferably, the blowing pipe 320 is arranged through one end of the blowing hole to protrude out of the inner cavity of the sand core. In this way, the sand floating in the inner cavity of the sand core in contact connection with the air-blowing clamp plate 310 can be effectively purged. In a preferred embodiment, the blowing pipe 320 is connected to a plurality of blowing pipe bundles 350 at an end thereof adjacent to the blowing clamp 310 by a blowing quick connector 340. In this embodiment, the blowing clamping plate 310 has a plurality of blowing holes, and each blowing hole penetrates through a blowing tube bundle 350. Like this, further strengthen the dynamics of sweeping to the psammitolite to greatly improve and clean efficiency.

In one embodiment, the air suction mechanism 400 includes an air suction clamp plate 410, an air suction pipe 420, and a sand suction pump 430, wherein the air suction clamp plate 410 is in contact with a sand core, the air suction pipe 420 is connected to the air suction clamp plate 410, and the sand suction pump 430 is installed at an end of the air suction pipe 420 remote from the air suction clamp plate 410. Specifically, the suction splint 410 includes a rectangular thin plate, and the suction splint 410 has a suction hole formed therethrough. Further, one end of the air suction pipe 420, which is far away from the sand suction pump 430, is inserted into the air suction hole. Preferably, the air suction pipe 420 is inserted into one end of the air suction hole to protrude from the inner cavity of the sand core. In this way, the sand floating in the cavity of the sand core, which is in contact connection with the suction clamp plate 410, can be effectively purged. In a preferred embodiment, a plurality of suction tube bundles 450 are connected to an end of the suction tube 420 adjacent to the suction plate 410 by means of a suction quick connector 440. In this embodiment, the plurality of air blowing holes formed through the air suction splint 410 are aligned, and each air suction hole penetrates through one air suction tube bundle 450. Therefore, the suction and sweeping force of the sand core is further enhanced, and the sweeping efficiency is greatly improved.

In one embodiment, referring to fig. 3, the driving arm 510 includes a driving member 511 and a driving member 512, the driving member 511 is slidably connected to the two clamping arms 520. For example, the transmission 511 is a screw mechanism. For example, the driving member 512 is a driving motor. Thus, the driving motor drives the connecting screw rod mechanism to drive the two clamping arms 520 to slide on the transmission arm 510, so that the clamping and fixing of the sand core can be flexibly adjusted. Preferably, a cross beam 513 is further disposed on the transmission piece 511, and the driving piece 512 is mounted on the cross beam 513. This facilitates a stable connection of the transmission member 511 to the driving member 512.

In one embodiment, the X-axis flipping unit 610 is disposed on the beam 513 and is used to control the sand core to flip along the X-axis direction. In one embodiment, the Y-axis tilting member 620 is disposed on the clamping arm 520 for controlling the sand core to tilt along the Y-axis direction. The X-axis flip 610 and the Y-axis flip 620 are conventional flip mechanisms, such as a mechanism that realizes flipping through a motor and a bearing. Preferably, the X-axis tilting member 610 and the Y-axis tilting member 620 each include a tilting motor and a reducer connected to each other. Like this, through the upset motor that starts correspondence, thereby can carry out the upset of X axle, Y axle direction with the psammitolite through the cooperation reduction gear to can be convenient for clear up the superficial sand in the psammitolite.

According to the sand cleaning device 10, the vertical movement mechanism 200 is adopted to drive the workbench 100 to move up and down along the vertical direction, so that the workbench 100 can be conveniently butted with a roller way to transport a sand core to the workbench, then the workbench 100 is lifted up or lowered to a certain position, and the sand core is clamped and fixed by the clamping mechanism 500. Through starting the mechanism 300 of blowing and the suction mechanism 400 to can place the centre gripping effectively and effectively sweep the superficial sand in the sand core between the two, and further the cooperation starts tilting mechanism 600, thereby can be convenient for effectively clear up the superficial sand of different positions departments in the sand core and sweep, greatly improved clearance psammitolite inner chamber and floated sand efficiency, thereby for printing the whole core and provide ripe prerequisite, accelerate the step that has promoted improvement casting efficiency and precision.

In order to further improve the efficiency of cleaning floating sand in the sand core, in an embodiment, the sand cleaning device 10 further includes a bottom vibration mechanism 700, the bottom vibration mechanism 700 includes a vertical column 710 and a vibration member 720, the top end of the vertical column 710 is connected to the X-axis overturn unit 610, and the vibration member 720 is mounted at the bottom end of the vertical column 710. For example, the cross-section of the post 710 is circular; as another example, the cross-section of the post 710 is rectangular. For example, the vibration member 720 includes a mounting plate and a vibration motor connected to each other, and the mounting plate is disposed at the bottom end of the pillar. Specifically, the vertical movement mechanism has a base plate, and the mounting plate is juxtaposed flush with the base plate of the vertical movement mechanism. Like this, through starting bottom vibration mechanism 700 to can make the fixture vibration that is connected with bottom vibration mechanism 700, make the psammitolite vibration of centre gripping in fixture then, thereby be convenient for more clean the collection of the interior floating sand of psammitolite.

To stabilize the gripping of the core, in one embodiment, a gripper 530 is provided on each of the gripper arms 520, the gripper 530 being configured to stabilize the gripping of the core. For example, the hand grip 530 is a metal jaw; for another example, the grip 530 is a negative pressure suction pad. Thus, the two clamping arms 520 in the clamping mechanism are opened or contracted under the control of the transmission arm 510, so that the corresponding sand core is clamped according to the situation, and the sand core is specifically grabbed and lifted by the grabs on the two clamping arms 520.

Further to reduce the shock force generated by grabbing the sand core, in one embodiment, a shock absorbing ring 540 is disposed between the gripper 530 disposed on the gripping arm 520 and the gripping arm 520. For example, the damping ring 540 is a rubber washer. Thus, when the two clamping arms 520 approach each other to clamp a sand core, the hand grip 530 first contacts the sand core, and the shock absorbing ring 540 is arranged to reduce the shock friction of the contact surface between the clamping arms 520 and the hand grip 530, thereby being more beneficial to the clamping of the sand core.

In order to further improve the sand cleaning efficiency of the sand core, in an embodiment, a gripper vibration member is further disposed on the gripper 530. The vibration part of the hand grip can be a vibration structure with a cam or a vibration motor arranged in the hand grip. In the present embodiment, the specific structure of the gripper vibration member is not limited as long as it can; and connecting the hand grip, and vibrating. Therefore, when the sand core is grabbed, sand cleaning is started, the grabbing hand vibrating piece is started to drive the grabbing hand to vibrate, so that the sand core is transversely vibrated according to the force transmission characteristic, and the sand core floating sand cleaning is facilitated.

In one embodiment, the sand removal device operates as follows:

firstly, the workbench 100 is controlled to fall through the vertical movement mechanism 200, and then is in butt joint with the sand core transportation rail, and the sand core is transported to the workbench 100 through the sand core transportation rail;

next, the air-blowing clamp plate 310 and the air-sucking clamp plate 410 are clamped on the upper and lower surfaces of the core, and then after the table 100 is raised to a set position by the vertical movement mechanism 200, the clamping mechanism 500 clamps the core by checking the size of the core.

Thirdly, the turnover mechanism 600 turns over according to the set conditions, and the bottom vibration mechanism 700 and the hand-held vibrating piece select the vibration mode matched with each other or the single vibration mode according to the set mode.

Finally, the compressor 330 and the sand pump 430 are started to work at the same time of starting vibration, and the synchronous operation of air blowing and air suction is realized.

In a preferred embodiment, the sand removing device further comprises a detection mechanism, and the detection mechanism is mounted on the workbench. The detection mechanism sends a turnover signal to the turnover mechanism 600 by detecting that the sand core is clamped on the workbench, and sends a vibration signal to the bottom vibration mechanism 700 and/or the gripper vibration part according to set parameters. Therefore, the corresponding vibration mechanism and the turnover mechanism can be started in time correspondingly, and the sand core can be cleaned in time. It should be noted that any equipment has more or less detection devices, and generally, a detection device is a relatively small component, is directly installed on the equipment, and is controlled by an electric signal, and the specific structure of the detection device is realized by programming and matching the functions of the electrical components. The present embodiment is not limited to specific model functions.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A sand removal device, characterized in that, sand removal device include: the device comprises a workbench, a vertical movement mechanism, an air blowing mechanism, an air suction mechanism, a clamping mechanism and a turnover mechanism;

the workbench is used for bearing the sand core, and the vertical movement mechanism is connected with the workbench and used for controlling the workbench to move along the vertical direction;

the blowing mechanism is connected with the air suction mechanism, and a sand core borne on the workbench is clamped between the blowing mechanism and the air suction mechanism and is used for blowing floating sand in the sand core;

the clamping mechanism comprises a transmission arm and two clamping arms arranged on the transmission arm in a sliding manner, and the sand core is clamped and fixed between the two clamping arms;

the turnover mechanism comprises an X-axis turnover part and a Y-axis turnover part, the X-axis turnover part is arranged on the transmission arm and used for controlling the sand core to turn over along the X-axis direction, and the Y-axis turnover part is arranged on the clamping arm and used for controlling the sand core to turn over along the Y-axis direction.

2. A sand cleaning device according to claim 1, further comprising a bottom vibration mechanism, wherein the bottom vibration mechanism comprises a vertical column and a vibration member, the top end of the vertical column is connected with the X-axis turnover member, and the vibration member is mounted at the bottom end of the vertical column.

3. The sand cleaning device of claim 1, wherein the blowing mechanism comprises a blowing clamp plate, a blowing pipe and a compressor, the blowing clamp plate is in contact connection with the sand core, the blowing pipe is connected with the blowing clamp plate, and the compressor is installed at one end, far away from the blowing clamp plate, of the blowing pipe.

4. A sand cleaning device as claimed in claim 3, wherein one end of the blowing pipe close to the blowing clamping plate is connected with a plurality of blowing pipe bundles through a blowing quick-plug connector.

5. A sand cleaning device according to claim 1, wherein the air suction mechanism comprises an air suction clamp plate in contact with the sand core, an air suction pipe connected to the air suction clamp plate, and a sand suction pump mounted at an end of the air suction pipe remote from the air suction clamp plate.

6. A sand cleaning device as claimed in claim 5, wherein one end of the air suction pipe close to the air suction clamping plate is connected with a plurality of air suction pipe bundles through air suction quick connectors.

7. A sand cleaning device as claimed in claim 1, wherein each of the gripper arms is provided with a gripper for stable gripping of a sand core.

8. A sand cleaning device according to claim 7, wherein a damping ring is provided between a gripper provided on the gripping arm and the gripping arm.

9. A sand removal device as claimed in claim 7, wherein a gripper vibration member is further provided on the gripper.

10. A cleaning device according to claim 1, in which the drive arm comprises a drive member in driving connection with a drive member, the drive member slidably connecting the two gripper arms.