CN219294739U - Clamp for 3D printing - Google Patents

Abstract

The utility model discloses a fixture for 3D printing, which belongs to the technical field of 3D printing and comprises a workbench and two side plates, wherein a first groove is formed in the bottom end of the workbench, two first notches are formed in the first groove, a second groove and a bearing plate are formed in the inner side of each side plate, a first screw rod is connected with the second groove through a first bearing, the second groove is provided with a second notch, a first limiting block is connected with the first screw rod, a first driving wheel is fixed at the other end of the first screw rod, a first driving motor is installed at one end of the bearing plate, a third groove is formed at the other end of the bearing plate, a second screw rod and a third screw rod are arranged in the third groove, the two first grooves are connected with clamping plates through the second limiting block, a second driving motor, a second driving wheel and two conveying belts are also arranged in the first grooves, and a pressing mechanism is arranged on the top surface and the bottom surface of each bearing plate; by using the clamp, horizontal and vertical acting forces can be applied to metal to clamp the metal, the fixing effect is good, and the printing precision is guaranteed.

Description

Clamp for 3D printing

Technical Field

The utility model relates to the technical field of 3D printing, in particular to a clamp for 3D printing.

Background

3D printing is typically implemented using digital technology material printers, often used in the field of mold manufacturing, industrial design, etc., and later gradually used in the direct manufacture of some products, and parts printed using this technology have been used in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, and other fields.

At present, the 3D printing process needs to clamp metal to ensure printing precision, but the existing 3D printing clamp can only endow metal with horizontal clamping force, and has no certain clamping force in the vertical direction, so that the clamping and fixing effect is limited, and therefore, a novel 3D printing clamp needs to be designed to solve the problems.

Disclosure of Invention

The utility model aims to provide a 3D printing clamp which solves the problem that the existing 3D printing clamp can only apply horizontal clamping force to metal and has no clamping force in the vertical direction, so that the clamping and fixing effects are limited.

In order to solve the technical problems, the utility model provides a 3D printing clamp, which comprises a workbench, wherein a first groove is formed in the bottom end of the workbench, two side plates are fixed at the top end of the workbench, two first notches are formed in the first groove, second grooves are formed in the inner sides of the two side plates, a first bearing is fixed on one side wall of the second groove, a second notch which is abutted to the first notch is formed in the other side wall of the second groove, a first screw is connected to the first bearing, a first limit block is connected to the first screw in a threaded manner, the other end of the first screw penetrates through the second notch, the first notch is positioned in the first groove and is fixedly provided with a first driving wheel, a bearing plate is fixed on the side face of the first limit block through a straight rod, a first driving motor is installed at one end of the bearing plate, a third groove is formed at the other end of the bearing plate, a third screw is extended into the third groove and is connected with the second screw, a third screw is fixed on the second screw through a stop block, the third screw is in threaded manner, the first screw is in threaded manner, and both the first limit blocks are in threaded manner and are in threaded manner, and both limit blocks are fixed on the two side faces;

the first groove is internally fixed with a second driving motor through a supporting block, the output end of the first groove is connected with a second driving wheel, the two first driving wheels are connected with the second driving wheel through a conveying belt, and the top surface and the bottom surface of the two bearing plates are respectively provided with a pressing mechanism.

Optionally, the hold-down mechanism includes backup pad and slide bar, the backup pad with the loading board passes through connecting rod fixed connection, the slide bar with backup pad sliding connection and its one end are fixed with the limiting plate, and the other end is fixed with the compact heap, the limiting plate with the backup pad through encircle in the spring coupling of slide bar side.

Optionally, a second bearing is fixed on the side wall of the third groove, and the second bearing is connected with the other end of the third screw.

Optionally, an elastic pad is fixed on the inner side of the clamping plate.

The utility model provides a fixture for 3D printing, which comprises a workbench and two side plates, wherein a first groove is formed in the bottom end of the workbench, two first notches are formed in the first groove, a second groove is formed in the inner side of the side plate and is provided with a bearing plate, a first screw rod is connected with the second groove through a first bearing and is provided with a second notch, a first limiting block is connected to the first screw rod, a first driving wheel is fixed to the other end of the first screw rod, a first driving motor is installed at one end of the bearing plate, a third groove is formed in the other end of the bearing plate, a second screw rod and a third screw rod are arranged in the third groove, the second screw rod and the third screw rod are connected with clamping plates through the second limiting block, a second driving motor, the second driving wheel and two conveying belts are also arranged in the first groove, and a pressing mechanism is arranged on the top surface and the bottom surface of the bearing plate; by using the clamp, horizontal and vertical acting forces can be applied to metal to clamp the metal, the fixing effect is good, and the printing precision is guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of a fixture for 3D printing provided by the present utility model;

fig. 2 is a plan view of a 3D printing jig provided by the present utility model;

fig. 3 is a cross-sectional view A-A of fig. 2.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. 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. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The utility model provides a 3D printing clamp, which has a structure shown in figures 1-3, and comprises a workbench 1, wherein a first groove 2 is formed in the bottom end of the workbench 1, two side plates 3 are fixed at the top end of the workbench, two first notches 6 are formed in the first groove 2, second grooves 4 are formed in the inner sides of the two side plates 3, a first bearing 5 is fixed on one side wall of the second groove 4, a second notch 7 which is abutted to the first notches 6 is formed in the other side wall of the second groove 4, a first screw rod 8 is connected to the first bearing 5, a first limiting block 9 is connected to the first screw rod 8 through threads, the other end of the first screw rod passes through the second notch 7, the first notch 6 is positioned in the first groove 2 and is fixed with a first driving wheel 10, a bearing plate 12 is fixed on the side surface of the first limiting block 9 through a straight rod 11, a first driving motor 13 is mounted at one end of the bearing plate 12, a third groove 14 is formed in the other end of the bearing plate, the output end of the first driving motor 13 extends into the third groove 14 and is connected with a second limiting block 16, a second limiting block 19 is connected to the second screw rod 16 through threads and two opposite screw rods 19 are connected to two limiting blocks 20 through threads, and two limiting blocks are fixed on the second screw rods 19 and two opposite screw rods are connected to two screws 20; a second driving motor 22 is fixed in the first groove 2 through a supporting block 21, the output end of the second driving motor is connected with a second driving wheel 23, the two first driving wheels 10 are connected with the second driving wheel 23 through a conveying belt 24, and the top surface and the bottom surface of the two bearing plates 12 are provided with pressing mechanisms. The 3D printing clamp can clamp metal by applying horizontal and vertical acting forces simultaneously, has good fixing effect and ensures printing precision.

Further, the pressing mechanism includes a support plate 26 and a sliding rod 27, the support plate 26 is fixedly connected with the carrier plate 12 through a connecting rod 25, the sliding rod 27 is slidably connected with the support plate 26, one end of the sliding rod is fixed with a limiting plate 28, the other end of the sliding rod is fixed with a pressing block 30, the limiting plate 28 is connected with the support plate 26 through a spring 29 encircling the side surface of the sliding rod 27, and the plurality of pressing blocks 30 are mutually matched and clamp the metal through the elastic action of the spring 29.

Further, a second bearing 15 is fixed on the side wall of the third groove 14, and the second bearing 15 is connected to the other end of the third screw 18, so as to support the second screw 16 and the third screw 18 to rotate.

Further, an elastic pad 31 is fixed on the inner side of the clamping plate 20, for protecting metal from abrasion caused by excessive clamping force.

When the metal printing device is used, the second driving motor 22 is started firstly, the output end of the second driving motor drives the second driving wheel 23 to rotate, at the moment, the two first driving wheels 10 drive the first screw rods 8 to rotate to drive the clamping plates 20 to move up and down to a proper height, then metal to be printed is placed between the two clamping plates 20, the plurality of compacting blocks 30 are matched with each other under the elastic action of the springs 29 to clamp the metal in the vertical direction, then the first driving motor 13 is started, the output end of the first driving motor drives the second screw rods 16 and the third screw rods 18 to rotate, and finally the two clamping plates 20 move inwards to clamp the metal in the horizontal direction, so that the fixing effect is good, and the subsequent printing precision of the metal is ensured.

The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.

Claims (4)

1. The utility model provides a 3D prints and uses anchor clamps, includes workstation (1), its characterized in that, workstation (1) bottom is opened there is first recess (2), and the top is fixed with two curb plates (3), it has two first notch (6) to open in first recess (2), two curb plate (3) inboard all is opened there is second recess (4), second recess (4) lateral wall is fixed with first bearing (5), another lateral wall open have with second notch (7) of first notch (6) butt, be connected with first screw rod (8) on first bearing (5), threaded connection has first stopper (9) and its other end passes second notch (7) first notch (6) are located in first recess (2) and are fixed with first drive wheel (10), first stopper (9) side is fixed with loading board (12) through straight-bar (12) one end install first motor (13), the other end drive motor (14) is connected with in the third screw rod (16) extend to in the output end (14), the second screw (16) is fixedly provided with a third screw (18) through a stop block (17), threads of the third screw and the third screw are oppositely arranged, and are in threaded connection with second limiting blocks (19), and clamping plates (20) are respectively fixed on the side surfaces of the two second limiting blocks (19);

a second driving motor (22) is fixed in the first groove (2) through a supporting block (21), the output end of the second driving motor is connected with a second driving wheel (23), the two first driving wheels (10) are connected with the second driving wheel (23) through a conveying belt (24), and the top surface and the bottom surface of the two bearing plates (12) are respectively provided with a pressing mechanism.

2. The 3D printing fixture according to claim 1, wherein the pressing mechanism comprises a supporting plate (26) and a sliding rod (27), the supporting plate (26) and the bearing plate (12) are fixedly connected through a connecting rod (25), the sliding rod (27) is slidably connected with the supporting plate (26), one end of the sliding rod is fixedly provided with a limiting plate (28), the other end of the sliding rod is fixedly provided with a pressing block (30), and the limiting plate (28) is connected with the supporting plate (26) through a spring (29) encircling the side face of the sliding rod (27).

3. The 3D printing jig according to claim 1, wherein a second bearing (15) is fixed to a side wall of the third groove (14), and the second bearing (15) is connected to the other end of the third screw (18).

4. The jig for 3D printing according to claim 1, wherein an elastic pad (31) is fixed to the inside of the clamping plate (20).

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