Support frame for 3D printer

Abstract

The utility model relates to the technical field of supporting frames, and discloses a 3D printer supporting frame which comprises a bottom plate and a top plate, a stand column is fixedly connected to the center of the outer surface of the top of the bottom plate, racks are fixedly connected to the outer surfaces of the left side and the right side of the stand column, and a sleeve plate is fixedly connected to the outer surface of the bottom of the top plate. Two rotating shafts are rotatably connected to the interior of the sleeve plate, a rotating handle is fixedly connected to the outer surface of the rotating shaft on the right side, adjusting gears fixedly sleeve the outer surfaces of the two rotating shafts, a ratchet wheel fixedly sleeves the outer surface of the rotating shaft on the right side, a pawl is rotatably connected to the inner surface of the sleeve plate, and the pawl is movably engaged with the surface of the ratchet wheel. A rotating handle is rotated to drive a rotating shaft to rotate, two adjusting gears move on the surface of a rack in cooperation with a chain wheel, a chain and a transmission gear, so that a sleeve plate moves upwards, the height of a top plate is adjusted, and compared with the prior art, the height of the 3D printer is convenient to adjust.

Description

TECHNICAL FIELD

[0001] The utility model relates to support frame technical field, concretely for 3D printer support frame. BACKGROUND

[0002] 3D printer is also called three-dimensional printer, and it is a kind of process equipment of rapid prototyping, is a kind of technology based on digital model file, using powder-like metal or plastic and other adhesion materials, and it is a kind of technology by layering printing to construct object.

[0003] The prior art (publication number: CN218858000U) discloses a high-strength printer support frame, which comprises a support assembly, a protection assembly, a placing assembly and a clamping assembly, the support assembly comprises a support frame body and an adjusting frame movably installed on the top of the support frame body, the clamping assembly comprises a T-shaped sliding block movably installed in the sliding groove, a clamping plate installed on the top of the T-shaped sliding block, an anti-skid pad installed on one side of the clamping plate, a connecting plate installed on the bottom of the T-shaped sliding block, a telescopic shaft installed between the connecting plates and a return spring installed on the outer side of the telescopic shaft, and the clamping plate, the telescopic shaft and the return spring are installed in the utility model, the device has a wide range of applications, effectively avoids the situation that the printer deviates or falls off the support frame during use, greatly reduces the risk of damage to the printer, improves the service life of the printer and brings many conveniences to the staff.

[0004] When the height of the printer needs to be adjusted, the position between the support frame and the adjusting frame needs to be adjusted one by one, so that the height of the printer is adjusted, and in actual use, the adjustment is relatively inconvenient, a lot of time is consumed, and sufficient stability cannot be guaranteed during adjustment, so the 3D printer support frame is provided. UTILITY MODEL CONTENTS

[0005] In view of the defects of the prior art, the utility model provides a 3D printer support frame to solve the problems mentioned in the background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a 3D printer support frame, comprising a bottom plate and a top plate, the top outer surface center of the bottom plate is fixedly connected with a stand column, the left and right outer surfaces of the stand column are fixedly connected with racks, the bottom outer surface of the top plate is fixedly connected with a sleeve plate, two rotating shafts are rotatably connected in the sleeve plate, the outer surface of the rotating shaft on the right side is fixedly connected with a handle, two adjusting gears are fixedly sleeved on the outer surfaces of the two rotating shafts, the outer surfaces of the two adjusting gears are movably engaged with the two racks respectively, a ratchet wheel is fixedly sleeved on the outer surface of the rotating shaft on the right side, and a pawl is rotatably connected to the inner surface of the sleeve plate and movably engaged with the surface of the ratchet wheel.

[0007] Further, the bottom of the top is fixedly connected with rotating seat at four corners, and a damping rotating shaft is rotatably penetrated through the outer surface of the rotating seat, and an extension column is fixedly sleeved on the outer surface of the damping rotating shaft.

[0008] Further, the bottom of the top is fixedly connected with rotating seat at four corners, and a damping rotating shaft is rotatably penetrated through the outer surface of the rotating seat, and an extension column is fixedly sleeved on the outer surface of the damping rotating shaft.

[0009] Further, the outer surface of the pawl is fixedly connected with a pull rope, the outer surface of the pull rope is fixedly connected with a pull rod, the front outer surface of the sleeve plate is provided with an adjusting groove, and the pull rod and the adjusting groove are slidably connected.

[0010] Further, the rear inner surface of the sleeve plate is rotatably connected with two supporting shafts, the outer surfaces of the two supporting shafts are fixedly sleeved with chain wheels, and the right two chain wheels and the left two chain wheels are meshingly sleeved with a chain belt.

[0011] Further, the outer surfaces of the two supporting shafts are fixedly sleeved with transmission gears, and the outer surfaces of the two transmission gears are meshingly connected with each other.

[0012] Further, the extension column comprises a fixed column and a movable column, the movable column is movably sleeved on the outer surface of the fixed column, screw holes are formed in the outer surfaces of the fixed column and the movable column, the number of screw holes in the outer surface of the fixed column is several and arranged in a linear array, and adjusting hand wheels are screw-connected in the corresponding screw holes of the fixed column and the movable column.

[0013] Further, the outer surface of the top plate is provided with four sliding grooves, and the four connecting blocks are movably connected with the interiors of the four sliding grooves.

[0014] Compared with the prior art, the 3D printer support frame has the advantages that:

[0015] 1、The 3D printer support frame drives the rotating shaft to rotate through the rotating handle, cooperates with the chain wheel, the chain and the transmission gear, moves the two adjusting gears on the surface of the rack, moves the sleeve plate upwards, adjusts the height of the top plate, and is convenient for adjusting the height of the 3D printer compared with the prior art.

[0016] 2、The 3D printer support frame, by rotating the position of the telescopic column, rotates the telescopic column to the position perpendicular to the horizontal plane, supports the top plate through the telescopic column, thereby exerts force on the four corners of the top plate, improves the stability of the 3D printer placed on the top plate.

[0017] 3、The 3D printer support frame, by rotating the positive and negative screw rod to drive two threaded plates to move, adjusts the position of the L-shaped plate through the adjusting screw rod, so that the L-shaped plate is attached to the four corners of the 3D printer, limits the 3D printer, and increases the stability of the 3D printer. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a front view structural schematic diagram of the utility model;

[0019] Figure 2 It is a bottom view structural schematic diagram of the utility model;

[0020] Figure 3 It is a front view sectional view structural schematic diagram of the utility model;

[0021] Figure 4 It is a rear view sectional view structural schematic diagram of the utility model;

[0022] Figure 5 It is a front view sectional view structural schematic diagram of the utility model; Figure 3 It is an enlarged structural schematic diagram of A in the utility model;

[0023] Figure 6 It is an enlarged structural schematic diagram of B in the utility model; Figure 4 It is an enlarged structural schematic diagram of B in the utility model.

[0024] In the drawing: 1, bottom plate; 2, top plate; 3, stand; 4, rack; 5, cover plate; 6, rotating shaft; 7, adjusting gear; 8, ratchet; 9, pawl; 10, pull rope; 11, pull rod; 12, telescopic column; 13, positive and negative screw rod; 14, threaded plate; 15, connecting plate; 16, adjusting screw rod; 17, L-shaped plate; 18, chain wheel; 19, chain belt; 20, transmission gear. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0026] Embodiment 1:

[0027] Please refer to Figures 1-6The utility model provides a technical scheme: for 3D printer support frame, including bottom plate 1 and top plate 2, the top outer surface center of bottom plate 1 is fixedly connected with stand 3, and the left and right outer surfaces of stand 3 are all fixedly connected with rack 4, and the bottom outer surface of top plate 2 is fixedly connected with sleeve plate 5, and the inside rotation of sleeve plate 5 is connected with two pivot shafts 6, and the outer surface of right side pivot shaft 6 is fixedly connected with handle, and the outer surfaces of two pivot shafts 6 are all fixedly provided with adjusting gear 7, and the outer surfaces of two adjusting gears 7 are respectively movably engaged with the outer surfaces of two racks 4, and the outer surface of right side pivot shaft 6 is fixedly provided with ratchet wheel 8, and the inner surface of sleeve plate 5 is rotatably connected with pawl 9, and pawl 9 is movably engaged with the surface of ratchet wheel 8, specifically, when the support height of top plate 2 to 3D printer needs to be adjusted, make pawl 9 from the surface of ratchet wheel 8 disengagement, and the ratchet wheel 8 is removed from the location, and the handle is rotated, and the handle drives the right side pivot shaft 6 to rotate, and two pivot shafts 6 drive two adjusting gears 7 to rotate respectively, make two adjusting gears 7 move on the surface of rack 4, thereby adjusting the height of sleeve plate 5, and further adjusting the height of top plate 2, after adjustment, stop the force to pawl 9, and pawl 9 is inserted into the ratchet of ratchet wheel 8, and the ratchet wheel 8 is positioned, thereby facilitating the height of top plate 2 to 3D printer support is adjusted.

[0028] In the embodiment, the bottom four corners of the top are all fixedly connected with rotating seat, the outer surface of rotating seat is rotatably penetrated with damping pivot shaft 6, the outer surface of damping pivot shaft 6 is fixedly provided with telescopic column 12, specifically, when the support frame supports 3D printer, the position of telescopic column 12 is rotated, and the telescopic column 12 is rotated to the position perpendicular to the horizontal plane, and the top plate 2 is supported through telescopic column 12, thereby the four corners of top plate 2 are subjected to force division, and the stability of 3D printer placed on top plate 2 is improved.

[0029] In the embodiment, the bottom outer surface of top plate 2 is fixedly connected with two left and right symmetrical side plates, the positive and negative screw rod 13 is rotatably connected between two side plates, the outer surface of positive and negative screw rod 13 is fixedly connected with knob, the outer surface of positive and negative screw rod 13 is threadedly connected with two threaded plates 14, the top outer surface of two threaded plates 14 is all fixedly connected with two connecting blocks, the top outer surface of connecting block is fixedly connected with connecting plate 15, the outer surface of connecting plate 15 is threadedly penetrated with adjusting screw 16, the other end of adjusting screw 16 is rotatably connected with L-shaped plate 17, specifically, by rotating knob, rotating knob, knob drives positive and negative screw rod 13 to rotate, and positive and negative screw rod 13 drives two threaded plates 14 to move respectively, and the distance between two threaded plates 14 on left and right sides is adjusted, and by rotating adjusting screw 16, adjusting screw 16 drives L-shaped plate 17 to move, so that L-shaped plate 17 corresponds to the four corners of 3D printer, and 3D printer is positioned.

[0030] In the embodiment, the outer surface of the pawl 9 is fixedly connected with a pull rope 10, the outer surface of the pull rope 10 is fixedly connected with a pull rod 11, the front side of the outer surface of the sleeve plate 5 is provided with an adjusting groove, the pull rod 11 is slidably connected with the inside of the adjusting groove, specifically, by pulling the pull rod 11 upwards, the pull rod 11 is moved in the adjusting groove, the pull rod 11 drives the pull rope 10 to make one end of the pawl 9 disengage from the ratchet of the pawl 9, and the pawl 9 is disengaged from the ratchet of the pawl 9.

[0031] In the embodiment, the rear side of the inner surface of the sleeve plate 5 is rotatably connected with two support shafts, the outer surfaces of the two support shafts are both fixedly sleeved with sprockets 18, the right two sprockets 18 and the left two sprockets 18 are both meshingly sleeved with a chain belt 19, specifically, when the right support shaft rotates, the sprocket 18 on the right support shaft rotates, drives another sprocket 18 to rotate under the action of the chain belt 19, and drives another support shaft to rotate under the cooperation of another set of sprocket 18 and chain belt 19.

[0032] In the embodiment, the outer surfaces of the two support shafts are both fixedly sleeved with transmission gears 20, the outer surfaces of the two transmission gears 20 are meshed with each other, specifically, when the right support shaft rotates, the transmission gear 20 on the right support shaft rotates, drives the two support shafts to rotate in opposite directions under the action of another transmission gear 20.

[0033] In the embodiment, the telescopic column 12 includes a fixed column and a movable column, the movable column is movably sleeved on the outer surface of the fixed column, the outer surfaces of the fixed column and the movable column are both provided with screw holes, the number of the screw holes on the surface of the fixed column is several and arranged in a linear array, and the corresponding screw holes of the fixed column and the movable column are threadedly connected with an adjusting hand wheel, specifically, by adjusting the position of the movable column in the fixed column, the movable column corresponds to the screw holes of the fixed column, and the adjusting hand wheel is screwed into the corresponding screw hole, so that the fixed column and the movable column are limited.

[0034] In the embodiment, the outer surface of the top plate 2 is provided with four sliding grooves, and the four connecting blocks are movably connected with the interiors of the four sliding grooves, specifically, when the lead screw 13 rotates, the threaded plate 14 drives the connecting blocks to move, so that the connecting blocks slide in the interiors of the sliding grooves, and the sliding grooves provide a channel for the movement of the connecting blocks.

[0035] Working principle: the utility model discloses in use, when needing to adjust the support height of the top plate 2 to 3D printer, by pulling the pull rod 11, the pull rod 11 drives the drawstring 10 to make the pawl 9 from the surface of the ratchet wheel 8 disengagement, and the ratchet wheel 8 is relieved from the location, rotates the handlebar, and the handlebar drives the right side rotating shaft 6 to rotate, and the rotating shaft 6 drives the sprocket 18 on it to rotate, makes the sprocket 18 on the right side support shaft rotate under the action of chain belt 19, thereby making the right side support shaft drive the transmission gear 20 on it to rotate, thereby making two support shafts reverse rotation, under the cooperation of another group of sprocket 18 and chain belt 19, make two rotating shafts 6 reverse rotation, and two rotating shafts 6 drive two adjusting gears 7 to rotate respectively, make two adjusting gears 7 move on the surface of the rack 4, thereby adjusting the height of the cover plate 5, and further adjusting the height of the top plate 2, after adjustment, stop the pawl 9 and exert force, and the pawl 9 is clamped into the ratchet wheel 8 and is positioned, thereby facilitating the adjustment of the height of the top plate 2 to 3D printer support.

[0036] Place the 3D printer on the top plate 2, according to the size of the 3D printer, rotate the knob, and the knob drives the lead screw 13 to rotate, and the lead screw 13 drives the two threaded plates 14 to move respectively, adjusts the distance between the two threaded plates 14 on the left and right sides, and adjusts the screw rod 16 by rotating, and the screw rod 16 drives the L-shaped plate 17 to move, so that the L-shaped plate 17 corresponds to the four corners of the 3D printer, and the 3D printer is positioned, when the support frame supports the 3D printer, rotate the position of the telescopic column 12, and rotate the telescopic column 12 to the position perpendicular to the horizontal plane, support the top plate 2 through the telescopic column 12, thereby acting on the four corners of the top plate 2, and improving the stability of the 3D printer placed on the top plate 2.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A support frame for a 3D printer, comprising a base plate (1) and a top plate (2), characterized in that: A column (3) is fixedly connected to the center of the top outer surface of the base plate (1). A rack (4) is fixedly connected to the outer surfaces of both sides of the column (3). A sleeve plate (5) is fixedly connected to the bottom outer surface of the top plate (2). Two rotating shafts (6) are rotatably connected inside the sleeve plate (5). A throttle is fixedly connected to the outer surface of the right rotating shaft (6). An adjusting gear (7) is fixedly fitted on the outer surface of both rotating shafts (6). The two adjusting gears (7) are movably meshed with the outer surfaces of the two racks (4). A ratchet (8) is fixedly fitted on the outer surface of the right rotating shaft (6). A pawl (9) is rotatably connected to the inner surface of the sleeve plate (5). The pawl (9) is movably meshed with the surface of the ratchet (8).

2. The support frame for a 3D printer according to claim 1, characterized in that: Rotating seats are fixedly connected to the four bottom corners of the top, and a damping shaft (6) is rotatably passed through the outer surface of the rotating seat. A telescopic column (12) is fixedly sleeved on the outer surface of the damping shaft (6).

3. The support frame for a 3D printer according to claim 1, characterized in that: The bottom outer surface of the top plate (2) is fixedly connected to two side plates arranged symmetrically on the left and right. A positive and negative screw rod (13) is rotatably connected between the two side plates. A knob is fixedly connected to the outer surface of the positive and negative screw rod (13). Two threaded plates (14) are threadedly connected to the outer surface of the positive and negative screw rod (13). Two connecting blocks are fixedly connected to the top outer surface of each of the two threaded plates (14). A connecting plate (15) is fixedly connected to the top outer surface of the connecting blocks. An adjusting screw (16) is threaded through the outer surface of the connecting plate (15). An L-shaped plate (17) is rotatably connected to the other end of the adjusting screw (16).

4. The support frame for a 3D printer according to claim 1, characterized in that: A pull rope (10) is fixedly connected to the outer surface of the pawl (9), and a pull rod (11) is fixedly connected to the outer surface of the pull rope (10). An adjustment groove is provided on the front outer surface of the sleeve (5), and the pull rod (11) is slidably connected to the inside of the adjustment groove.

5. The support frame for a 3D printer according to claim 1, characterized in that: The inner rear surface of the sleeve (5) is rotatably connected to two support shafts. The outer surfaces of the two support shafts are fixedly fitted with sprockets (18). Chain belts (19) are meshed between the two sprockets (18) on the right side and between the two sprockets (18) on the left side.

6. The support frame for a 3D printer according to claim 5, characterized in that: The outer surfaces of the two support shafts are fixedly fitted with transmission gears (20), and the outer surfaces of the two transmission gears (20) mesh with each other.

7. The support frame for a 3D printer according to claim 2, characterized in that: The telescopic column (12) includes a fixed column and a movable column. The movable column is movably sleeved on the outer surface of the fixed column. The outer surfaces of both the fixed column and the movable column are provided with screw holes. The number of screw holes on the surface of the fixed column is several and arranged in a linear array. The screw holes corresponding to the fixed column and the movable column are connected to an adjusting handwheel by internal threads.

8. The support frame for a 3D printer according to claim 3, characterized in that: The outer surface of the top plate (2) is provided with four sliding grooves, and the four connecting blocks are respectively movably connected to the interior of the four sliding grooves.

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