CN218611551U - A extracting device that is used for sand mould 3D to print dust-protection type - Google Patents

Abstract

The utility model discloses a material taking device for sand mould 3D printing dust-proof type, which comprises a sand mould printer, a workpiece body and an operating platform, wherein a moving mechanism is arranged on the upper surface of the operating platform, and an alternate clamping mechanism is arranged at one end of the moving mechanism; the moving mechanism comprises a first hydraulic cylinder, a second hydraulic cylinder, a rotating motor, a T-shaped cross beam and a connecting part; the alternating clamping mechanism comprises a connecting shaft, a speed reducing motor, a disc, swing rods and a transmission part, the swing rods are hinged to the disc, the speed reducing motor drives the swing rods to rotate along the hinged joints of the swing rods and the disc, the swing rods are provided with two groups, the swing rods of different groups swing alternately, and the transmission part is used for connecting the swing rods and the speed reducing motor. The utility model has the advantages that; the effect of pressing from both sides the mechanism through the turn and getting can make two sets of swinging arms press from both sides in turn and get the work piece, can shake off the sand between swinging arms and the work piece body when guaranteeing that the work piece clamp is got work, avoids the loss of sand, reduces the pollution to external environment.

Description

A extracting device that is used for sand mould 3D to print dust-protection type

Technical Field

The utility model relates to a sand mould 3D printer gets material technical field, and more specifically the utility model relates to a extracting device that is used for sand mould 3D to print dust-protection type that says so.

Background

One of the sand mold 3D printing, i.e., rapid prototyping technologies, is also called additive manufacturing, and is a technology for constructing an object by using a bondable material such as powdered metal or plastic and the like in a layer-by-layer printing manner on the basis of a digital model file; need take out the work piece after printing the completion, current get a device, for example the patent that patent number is 2 patent names of work piece body 3D prints with automatic extracting device, this contrast patent is close to each other through elastic splint and presss from both sides tight work piece, returns to mix with a small amount of sand and moves the outside at this in-process, gets off for a long time not only to cause the waste of sand, causes certain pollution to the environment in the external world moreover, needs artifical regular cleaning.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a extracting device for sand mould 3D prints dust-protection solves above-mentioned problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dustproof material taking device for sand mold 3D printing comprises a sand mold printer, a workpiece body, an operating platform and a conveying mechanism, wherein the conveying mechanism is installed on the upper surface of the operating platform, the operating platform is located on one side of the sand mold printer, a moving mechanism is installed on the upper surface of the operating platform, and an alternate clamping mechanism is installed at one end of the moving mechanism;

the moving mechanism comprises a first hydraulic cylinder, a second hydraulic cylinder, a rotating motor, a T-shaped cross beam and a connecting part, the first hydraulic cylinder drives the T-shaped cross beam to move in the Y-axis direction in the horizontal plane, the rotating motor drives the T-shaped cross beam to move in the X-axis direction in the horizontal plane, the second hydraulic cylinder is installed at one end of the T-shaped cross beam, and the second hydraulic cylinder stretches and drives the alternate clamping mechanism to move in the vertical direction; the connecting part is used for supporting the T-shaped cross beam;

the alternating clamping mechanism comprises a connecting shaft, a speed reducing motor, a disc, swing rods and a transmission part, the swing rods are hinged to the disc, the speed reducing motor drives the swing rods to rotate along the hinged joints of the swing rods and the disc, the swing rods are provided with two groups, the swing rods of different groups swing alternately, and the transmission part is used for connecting the swing rods and the speed reducing motor.

Furthermore, the moving mechanism further comprises a sliding rail arranged on the upper surface of the operating platform, a sliding table is arranged on the sliding rail, a first hydraulic cylinder is arranged on the upper surface of the operating platform, a telescopic end of the first hydraulic cylinder is fixedly connected with the sliding table, the connecting portion is arranged on the upper surface of the sliding table, and the T-shaped cross beam is arranged on the connecting portion.

Further, connecting portion are including installing the rectangle box at the operation panel upper surface, and open rectangle box both sides has T type hole, and T type crossbeam passes T type hole, the backing roll is installed to rectangle box inboard, and the backing roll is equipped with 4 groups, surface mounting has the rack on the T type crossbeam, the rotating electrical machines is installed in rectangle box upper end, and the rotatory end of rotating electrical machines is installed and is held with rack toothing's gear one.

Furthermore, the connecting shaft is arranged at the telescopic end of the hydraulic cylinder II, the disc is arranged at the lower end of the connecting shaft, the axial leads of the disc and the connecting shaft are positioned on the same straight line, the alternate clamping mechanism further comprises six rectangular openings formed in the side surface of the disc, the number of the rectangular openings is six, the swinging rods are hinged with the disc through the rectangular openings, and the number of the swinging rods is six; one group of the swinging rods is higher than the other group of the swinging rods, and the upper end of each group of the swinging rods is positioned on three vertexes of the regular triangle.

Furthermore, the transmission part comprises a first bearing arranged on the side surface of the connecting shaft, two first bearings are arranged, and a rotating ring is arranged on the outer ring of each first bearing; the push rod of swinging arms upper end, push rod one end are articulated with the swinging arms, and the push rod other end is articulated with the swivel becket, the ring gear is installed to the swivel becket upper end, gear motor and connecting axle fixed connection, gear motor rotation end installs the action wheel with the ring gear meshing.

Furthermore, the lower end of the swinging rod is provided with a non-slip mat.

The utility model has the advantages that: the alternate clamping mechanism can be driven to move to any point in the sand mold printer under the action of the moving mechanism, so that the workpiece bodies at different positions can be clamped conveniently;

the two groups of swing rods can alternately clamp the workpiece under the action of the alternate clamping mechanism, so that the workpiece can be clamped and the sand between the swing rods and the workpiece body can be shaken off while the workpiece is guaranteed to be clamped, the loss of the sand is avoided, and the pollution to the external environment is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a dust-proof material taking device for sand mold 3D printing according to the present invention;

fig. 2 is a schematic view of an alternate grasping mechanism;

FIG. 3 is a schematic top view of the puck;

FIG. 4 is a cross-sectional schematic view of a T-beam;

in the figure, 1, a sand mold printer; 2. a workpiece body; 3. an operation table; 4. a transport mechanism; 5. a first hydraulic cylinder; 6. a second hydraulic cylinder; 7. a rotating electric machine; 8. a T-shaped cross beam; 9. a connecting shaft; 10. a reduction motor; 11. a disc; 12. a swing lever; 13. a slide rail; 14. a sliding table; 15. a rectangular box body; 16. a T-shaped hole; 17. a support roller; 18. a rack; 19. a first gear; 20. a rectangular opening; 21. a first bearing; 22. a rotating ring; 23. a ring gear; 24. a driving wheel; 25. a non-slip mat; 26. a push rod.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

The embodiment of the application provides a material taking device for sand mould 3D printing dust-proof type, please refer to fig. 1-4: the automatic clamping device comprises a sand mold printer 1, a workpiece body 2, an operating platform 3 and a conveying mechanism 4, wherein the conveying mechanism 4 is arranged on the upper surface of the operating platform 3, the operating platform 3 is positioned on one side of the sand mold printer 1, a moving mechanism is arranged on the upper surface of the operating platform 3, and an alternate clamping mechanism is arranged at one end of the moving mechanism;

the moving mechanism comprises a first hydraulic cylinder 5, a second hydraulic cylinder 6, a rotating motor 7, a T-shaped cross beam 8 and a connecting part, the first hydraulic cylinder 5 drives the T-shaped cross beam 8 to move in the Y-axis direction in the horizontal plane, the rotating motor 7 drives the T-shaped cross beam 8 to move in the X-axis direction in the horizontal plane, the second hydraulic cylinder 6 is installed at one end of the T-shaped cross beam 8, and the second hydraulic cylinder 6 stretches and retracts to drive the alternate clamping mechanism to move in the vertical direction; the connecting part is used for supporting the T-shaped cross beam 8;

the alternate clamping mechanism comprises a connecting shaft 9, a speed reducing motor 10, a disc 11, swing rods 12 and a transmission part, wherein the swing rods 12 are hinged to the disc 11, the speed reducing motor 10 drives the swing rods 12 to rotate along the hinged point of the swing rods 12 and the disc 11, the swing rods 12 are provided with two groups, the different groups of swing rods 12 alternately swing, and the transmission part is used for connecting the swing rods 12 and the speed reducing motor 10.

In practical application, the sand mold printer 1 and the conveying mechanism 4 belong to the prior art, so detailed description is omitted, the sand mold printer is suitable for a workpiece body 2 with a regular appearance, after the sand mold printer 1 finishes printing, a door on one side of the sand mold printer 1 is controlled to be opened, then the hydraulic cylinder I5, the hydraulic cylinder II 6 and the rotating motor 7 are controlled to work to drive the alternate clamping mechanism to move in a space within a certain range, the alternate clamping mechanism is moved to one side of the workpiece body 2 to be clamped through manual control, and the alternate clamping mechanism covers the workpiece body 2;

in the present patent, as shown in fig. 3, two groups of oscillating rods 12 are distinguished by different filling categories, and the two groups of oscillating rods 12 are alternately arranged; as shown in fig. 2, the rotation of the upper speed reducing motor 10 is controlled (the speed reducing motor 10 is provided with two swing rods 12 which respectively control different groups), the speed reducing motor 10 indirectly drives one group of the swing rods 12 to swing, the swing rods 12 rotate and clamp the workpiece body 2, a small amount of sand is clamped in the process, in order to avoid sand leakage, after the workpiece body 2 rises and is separated from a sand tray, the speed reducing motor 10 at the lower end is controlled to rotate, the other group of the swing rods 12 is indirectly driven to clamp the workpiece body 2, and the swing rods 12 at the position are not contacted with the sand; then, the gear motor 10 at the upper end is controlled to rotate reversely to drive the corresponding swing rod 12 to release, and clamped sand can be released at the moment, so that the sand belt is prevented from being discharged out of the sand type printer;

referring to the attached figure 1 of the specification, the moving mechanism further comprises a sliding rail 13 installed on the upper surface of the operating platform 3, a sliding platform 14 is installed on the sliding rail 13, a first hydraulic cylinder 5 is installed on the upper surface of the operating platform 3, the telescopic end of the first hydraulic cylinder 5 is fixedly connected with the sliding platform 14, a connecting portion is installed on the upper surface of the sliding platform 14, and a T-shaped cross beam 8 is installed on the connecting portion.

In practical application, the first hydraulic cylinder 5 is controlled to stretch and retract to drive the sliding table 14 to slide along the extending direction of the sliding rail 13, so that the alternate clamping mechanism can clamp the workpiece bodies 2 at different positions conveniently.

Referring to the attached drawings 1 and 4 in the specification, the connecting part comprises a rectangular box body 15 installed on the upper surface of the operating platform 3, two sides of the rectangular box body 15 are provided with T-shaped holes 16, a T-shaped cross beam 8 penetrates through the T-shaped holes 16, a supporting roller 17 is installed on the inner side of the rectangular box body 15, 4 groups of supporting rollers 17 are arranged, a rack 18 is installed on the upper surface of the T-shaped cross beam 8, the rotating motor 7 is installed at the upper end of the rectangular box body 15, and a first gear 19 meshed with the rack 18 is installed at the rotating end of the rotating motor 7.

In practical application, the rotating motor 7 rotates to drive the gear I19 to rotate, the gear I19 rotates to drive the rack 18 and the T-shaped beam 8 to move in the horizontal direction, and the T-shaped beam 8 stably moves in the horizontal direction under the action of the plurality of groups of supporting rollers 17.

Referring to the attached drawings 1 and 2 of the specification, a connecting shaft 9 is installed at the telescopic end of a second hydraulic cylinder 6, a disc 11 is installed at the lower end of the connecting shaft 9, the axial lines of the disc 11 and the connecting shaft 9 are on the same straight line, the alternating clamping mechanism further comprises six rectangular openings 20 formed in the side surface of the disc 11, the number of the rectangular openings 20 is six, a swing rod 12 is hinged with the disc 11 through the rectangular openings 20, and the number of the swing rod 12 is six; one set of the oscillating levers 12 is higher than the other set of the oscillating levers 12, and the upper end of each set of the oscillating levers 12 is located at three vertices of a regular triangle.

In practical application, when the second hydraulic cylinder 6 extends, the alternating clamping mechanism is driven to move downwards, when the second hydraulic cylinder 6 shortens, the alternating clamping mechanism is driven to move upwards, and when the alternating clamping mechanism moves downwards to a specified position, the lower end of the swing rod 12 is parallel to the workpiece body 2, so that the swing rod 12 can clamp the workpiece body 2 when swinging; the arrangement that one group of the swing rods 12 is higher than the other group of the swing rods 12 facilitates the speed reduction motor 10 at different positions to drive the swing rods 12 to swing.

Referring to the accompanying drawings 1, 2 and 3 in the specification, the transmission part comprises a first bearing 21 arranged on the side surface of the connecting shaft 9, two first bearings 21 are arranged, and a rotating ring 22 is arranged on the outer ring of the first bearing 21; one end of a push rod 26 at the upper end of the swing rod 12 is hinged with the swing rod 12, the other end of the push rod 26 is hinged with a rotating ring 22, a gear ring 23 is installed at the upper end of the rotating ring 22, the speed reducing motor 10 is fixedly connected with the connecting shaft 9, and a driving wheel 24 meshed with the gear ring 23 is installed at the rotating end of the speed reducing motor 10.

In practical application, the rotation of the speed reduction motor 10 is controlled to drive the driving wheel 24 to rotate, the driving wheel 24 drives the gear ring 23, the driving wheel 24 and the rotating ring 22 to rotate, the rotating ring 22 rotates to push the push rod 26 to move, the other end of the push rod 26 pushes the swing rod 12, so that the upper end of the swing rod 12 is far away from the connecting shaft 9, and the lower end of the swing rod 12 is close to the workpiece body 2 until the workpiece body 2 is clamped; the second hydraulic cylinder 6 is shortened to separate the workpiece body 2 from the sand table, and the two speed reducing motors 10 are controlled to intermittently and repeatedly rotate, so that sand between the swing rod 12 and the workpiece body 2 can fall off.

Referring to fig. 2 of the specification, a non-slip mat 25 is installed at the lower end of the swing lever 12.

In practical application, the friction force between the swing rod 12 and the workpiece body 2 can be increased through the function of the anti-slip pad 25; the workpiece body 2 can be moved to the conveying mechanism 4 through the cooperation of the hydraulic cylinder I5, the hydraulic cylinder II 6 and the rotating motor 7, and the workpiece body 2 can be moved away by controlling the transportation of the conveying mechanism 4.

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 several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the 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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "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. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (6)

1. A material taking device for a dust-proof sand mold 3D printing comprises a sand mold printer (1), a workpiece body (2), an operating platform (3) and a conveying mechanism (4), wherein the conveying mechanism (4) is installed on the upper surface of the operating platform (3), the operating platform (3) is located on one side of the sand mold printer (1), the material taking device is characterized in that a moving mechanism is installed on the upper surface of the operating platform (3), and an alternate clamping mechanism is installed at one end of the moving mechanism;

the moving mechanism comprises a first hydraulic cylinder (5), a second hydraulic cylinder (6), a rotating motor (7), a T-shaped cross beam (8) and a connecting part, the first hydraulic cylinder (5) drives the T-shaped cross beam (8) to move in the Y-axis direction in the horizontal plane, the rotating motor (7) drives the T-shaped cross beam (8) to move in the X-axis direction in the horizontal plane, the second hydraulic cylinder (6) is installed at one end of the T-shaped cross beam (8), and the second hydraulic cylinder (6) stretches and retracts to drive the alternate clamping mechanism to move in the vertical direction; the connecting part is used for supporting the T-shaped cross beam (8);

the alternate clamping mechanism comprises a connecting shaft (9), a speed reducing motor (10), a disc (11), a swing rod (12) and a transmission part, wherein the swing rod (12) is hinged to the disc (11), the speed reducing motor (10) drives the swing rod (12) to rotate along a hinge point of the swing rod (12) and the disc (11), the swing rod (12) is provided with two groups, the swing rods (12) of different groups swing alternately, and the transmission part is used for connecting the swing rod (12) and the speed reducing motor (10).

2. The taking device for the dust-proof sand mold 3D printing is characterized in that the moving mechanism further comprises a sliding rail (13) installed on the upper surface of the operating platform (3), a sliding platform (14) is installed on the sliding rail (13), a first hydraulic cylinder (5) is installed on the upper surface of the operating platform (3), the telescopic end of the first hydraulic cylinder (5) is fixedly connected with the sliding platform (14), the connecting portion is installed on the upper surface of the sliding platform (14), and the T-shaped cross beam (8) is installed on the connecting portion.

3. The taking device for the dust-proof sand mold 3D printing according to claim 2, wherein the connecting portion comprises a rectangular box body (15) installed on the upper surface of the operating platform (3), T-shaped holes (16) are formed in two sides of the rectangular box body (15), a T-shaped cross beam (8) penetrates through the T-shaped holes (16), supporting rollers (17) are installed on the inner side of the rectangular box body (15), 4 groups of the supporting rollers (17) are arranged, a rack (18) is installed on the upper surface of the T-shaped cross beam (8), the rotating motor (7) is installed at the upper end of the rectangular box body (15), and a first gear (19) meshed with the rack (18) is installed at the rotating end of the rotating motor (7).

4. The taking device for the dust-proof sand mold 3D printing is characterized in that the connecting shaft (9) is mounted at the telescopic end of the second hydraulic cylinder (6), the disc (11) is mounted at the lower end of the connecting shaft (9), the axial leads of the disc (11) and the connecting shaft (9) are in the same straight line, the alternating clamping mechanism further comprises six rectangular openings (20) formed in the side surface of the disc (11), the number of the rectangular openings (20) is six, the swinging rod (12) is hinged to the disc (11) through the rectangular openings (20), and the number of the swinging rod (12) is six; the height of the swing rods (12) of one group is higher than that of the swing rods (12) of the other group, and the upper end of each group of swing rods (12) is positioned at three vertexes of a regular triangle.

5. The taking device for the dust-proof sand mold 3D printing is characterized in that the transmission part comprises a first bearing (21) arranged on the side surface of the connecting shaft (9), two first bearings (21) are arranged, and a rotating ring (22) is arranged on the outer ring of the first bearing (21); push rod (26) of swinging arms (12) upper end, push rod (26) one end is articulated with swinging arms (12), and push rod (26) other end is articulated with swivel becket (22), ring gear (23) are installed to swivel becket (22) upper end, gear motor (10) and connecting axle (9) fixed connection, gear motor (10) rotatory end is installed and is taken turns (24) with ring gear (23) meshing.

6. The taking device for the sand mold 3D printing dust-proof type according to any one of claims 1 to 5, characterized in that a non-slip mat (25) is installed at the lower end of the swing rod (12).

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