Quickly detachable light-cured 3D device scraper

Abstract

The utility model discloses a quick disassembly's light curing 3D equipment doctor blade, including crossbeam, install the base in the inside of crossbeam, install the doctor blade of coating and be provided in the installation mechanism of one side of crossbeam below the base, still include the adjusting mechanism of setting in the installation mechanism one side, through the traction arm traction round rod moves, drives round rod and separates from the joint hole, can round rod and separate from the base, and the coating doctor blade is disassembled, and similarly, through the elastic extrusion of spiral spring to round rod, can the coating doctor blade is installed fast, has improved the replacement convenience of doctor blade, through the driving hole or six prism drives the circular tube autorotation, under the thread connection effect of screw groove, and the circular tube autorotation can drive the slider to be close to each other or away, and then drive round rod adjustment position, make light curing 3D equipment doctor blade in the use process can to the quick disassembly of various specifications light curing 3D equipment doctor blade.

Description

Technical Field

[0001] This utility model relates to the field of scraper technology for photopolymer 3D equipment, and in particular to a scraper for photopolymer 3D equipment that can be quickly disassembled. Background Technology

[0002] The squeegee (or scraper) is a crucial component in photopolymer 3D printing equipment. Its main function is to evenly and smoothly spread liquid photosensitive resin onto the forming platform before each layer is printed, ensuring consistent layer thickness and an ideal resin surface. Through precise mechanical movement, it eliminates air bubbles and residual printing marks on the resin surface, providing a smooth and flat base for the next exposure and curing, thus directly guaranteeing the accuracy, surface quality, and overall printing success rate of the printed model. The squeegee's material, hardness, straightness, and motion control precision all have a significant impact on the final printing effect.

[0003] In the prior art, Chinese utility model patent CN217597832U discloses a scraper device for a photopolymer 3D printer, including a scraper, a blade holder, and a blade support. The scraper is fixedly installed below the blade holder. Two L-shaped support plates are fixedly installed at the lower end of the blade support, and both ends of the blade holder are located on the support plates. A clamping component for pressing the blade holder against the support plates is installed on the blade support. The blade support is hollow inside, and both ends of the blade support are detachably connected to a mounting base. A quick-release structure for detachable connection with the mounting base is installed inside the blade support. This scraper device for a photopolymer 3D printer has the advantages of easy and quick assembly and disassembly, accurate positioning, and convenient operation.

[0004] Problems with existing technology: Some existing photopolymer 3D equipment scrapers cannot be quickly disassembled and replaced for various specifications of photopolymer 3D equipment during use, resulting in poor ease of scraper replacement.

[0005] Therefore, there is an urgent need for a quick-detachable scraper for photopolymer 3D equipment. Utility Model Content

[0006] The purpose of this invention is to overcome the shortcomings of the existing technology and provide a detachable scraper for photopolymerization 3D equipment.

[0007] The technical problem solved by this utility model is achieved through the following technical solution: a quick-detachable squeegee for a photocuring 3D equipment, comprising a crossbeam, a base installed inside the crossbeam, a squeegee installed below the base, and an installation mechanism disposed on one side of the crossbeam for installing squeegees of various specifications for photocuring 3D equipment. It also includes an adjustment mechanism disposed on one side of the installation mechanism for adjusting the installation spacing of squeegees of various specifications for photocuring 3D equipment. The installation mechanism includes a slide groove cut at the middle position of the crossbeam. Multiple snap-fit ​​holes are evenly arranged on the inner wall of the slide groove. A slider is slidably connected to one side of the crossbeam. A cylinder is fixedly installed inside the slider. A helical spring is fixedly installed inside the cylinder. A round rod is fixedly installed at one end of the helical spring. A traction arm is fixedly installed at the middle position of the round rod.

[0008] As a further embodiment of this utility model: the adjustment mechanism includes a connecting rod, which is welded to one side of the slider. A threaded groove is provided on the outer side of the connecting rod, and a round tube is threaded to one end of the connecting rod. A hexagonal prism is provided on the outer side of the round tube.

[0009] As a further embodiment of this utility model: a mounting bracket is fixedly installed above the crossbeam, and a plurality of round holes are evenly arranged in the middle of the mounting bracket. A connecting bolt is rotatably connected to the middle of the round holes, and a hexagonal nut is provided at one end of the connecting bolt.

[0010] As a further improvement of this utility model, the inner wall of the groove is slidably connected with a lever.

[0011] As a further improvement of this utility model: a pull ring is fixedly installed at one end of the traction arm, and a limit plate is provided at one end of the round rod.

[0012] As a further improvement of this utility model: protruding plates are fixedly installed on both sides of the slider, and rails are provided on both sides of the crossbeam, with the protruding plates slidably connected to the rails.

[0013] As a further improvement of this utility model: a driving hole is provided in the middle position of the hexagonal prism, and an elastic washer is slidably connected to the outside of the connecting bolt.

[0014] In summary, due to the adoption of the above technical solution, the beneficial effects of this utility model are:

[0015] 1. The round rod is moved by the traction arm, causing it to disengage from the snap-fit ​​hole. The round rod can be pulled away from the base to disassemble the scraper. Similarly, the round rod can be elastically squeezed by the helical spring to quickly install the scraper, improving the convenience of scraper replacement. The round tube is rotated by the drive hole or hexagonal prism. Under the action of the threaded connection of the threaded groove, the rotation of the round tube can drive the slider to move closer or further away from each other, thereby driving the round rod to adjust its position. This allows for the quick disassembly and replacement of scrapers of various specifications for photopolymer 3D equipment during use.

[0016] 2. The connecting bolts are driven to rotate by the hexagonal nut, and the position of the connecting bolts can be adjusted by multiple round holes. This allows the scraper of the photopolymer 3D equipment to meet the installation operations of various 3D equipment, thus expanding the application range of the scraper of the photopolymer 3D equipment. Attached Figure Description

[0017] Figure 1 A side view structural schematic diagram according to an embodiment of the present invention is shown;

[0018] Figure 2 A schematic diagram of the right sectional view of the structure according to an embodiment of the present invention is shown;

[0019] Figure 3 The present invention provides an embodiment of the present invention. Figure 2 A magnified view of the structure at point A in the middle;

[0020] Figure 4 A rear cross-sectional view of the structure according to an embodiment of the present invention is shown;

[0021] Figure 5 A schematic diagram of the front cross-sectional structure according to an embodiment of the present invention is shown;

[0022] Figure 6 The present invention provides an embodiment of the present invention. Figure 5 A magnified schematic diagram of the structure at point B in the middle.

[0023] Legend:

[0024] 100. Crossbeam; 200. Base; 300. Scraper; 400. Paddle plate;

[0025] 101. Slide groove; 102. Snap-fit ​​hole; 103. Slider; 104. Cylinder; 105. Helical spring; 106. Round rod; 107. Traction arm; 110. Pull ring; 120. Protruding plate; 130. Track; 140. Limiting plate;

[0026] 201. Connecting rod; 202. Threaded groove; 203. Round tube; 204. Hexagonal prism; 210. Drive hole;

[0027] 301. Mounting bracket; 302. Round hole; 303. Connecting bolt; 304. Hexagonal nut; 310. Elastic washer. Detailed Implementation

[0028] In the following description, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments can be modified in various ways without departing from the spirit or scope of this invention. Therefore, the drawings and description are considered exemplary in nature and not restrictive.

[0029] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0030] The embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0031] Example 1: As Figure 1-5As shown, a quick-detachable photopolymer 3D equipment scraper includes a crossbeam 100, a base 200 installed inside the crossbeam 100, a scraper blade 300 installed below the base 200, and a mounting mechanism disposed on one side of the crossbeam 100 for mounting scrapers of various specifications. It also includes an adjustment mechanism disposed on one side of the mounting mechanism for adjusting the installation spacing of the scrapers of various specifications. The mounting mechanism includes a groove 101 cut into the crossbeam. At the middle position of 100, the inner wall of the slide groove 101 is evenly cut with multiple snap-fit ​​holes 102, which snap the round rod 106 into place. A slider 103 is slidably connected to one side of the crossbeam 100. A cylinder 104 is fixed inside the slider 103 by bolts, and the cylinder 104 limits the slider 103. A helical spring 105 is fixed inside the cylinder 104 by bolts, and one end of the helical spring 105 is fixed to the round rod 106 by bolts. The helical spring 105 engages with the round rod 106. The cylindrical rod 106 is elastically compressed. A limiting plate 140 is welded to one end of the rod 106 to prevent it from falling off the cylinder 104. A traction arm 107 is bolted to the middle of the rod 106, which pulls the rod 106 to move. A pull ring 110 is bolted to one end of the traction arm 107, which pulls the traction arm 107 to move. A lever plate 400 is slidably connected to the inner wall of the slide groove 101, which moves the base 200. The adjustment... The mechanism includes a connecting rod 201, which is welded to one side of the slider 103. The connecting rod 201 drives the slider 103 to move. A threaded groove 202 is cut on the outer side of the connecting rod 201. A round tube 203 is threaded to one end of the connecting rod 201. The threaded groove 202 connects the connecting rod 201 and the round tube 203. A hexagonal prism 204 is welded to the outer side of the round tube 203. A driving hole 210 is cut in the middle of the hexagonal prism 204, which drives the round tube 203 to rotate.

[0032] In this embodiment, the traction arm 107 pulls the round rod 106 to move, causing the round rod 106 to disengage from the snap-fit ​​hole 102. The round rod 106 can be pulled away from the base 200, allowing the scraper blade 300 to be disassembled. Similarly, the spiral spring 105 elastically compresses the round rod 106, allowing the scraper blade 300 to be quickly installed, improving the ease of scraper replacement. The drive hole 210 or hexagonal prism 204 drives the round tube 203 to rotate. Under the threaded connection of the threaded groove 202, the rotation of the round tube 203 can drive the sliders 103 to move closer or further apart, thereby driving the round rod 106 to adjust its position. This allows for the quick disassembly and replacement of scrapers of various specifications for photopolymer 3D equipment during use.

[0033] Example 2: As Figure 1-6 As shown, a quick-detachable photopolymerization 3D equipment scraper is provided. A mounting bracket 301 is bolted to the top of the crossbeam 100. Multiple circular holes 302 are evenly cut in the middle of the mounting bracket 301. A connecting bolt 303 is rotatably connected to the middle of each circular hole 302, allowing adjustment of the position of the connecting bolt 303. A hexagonal nut 304 is welded to one end of the connecting bolt 303, driving its rotation. Protruding plates 120 are bolted to both sides of the slider 103, limiting its movement. Tracks 130 are cut on both sides of the crossbeam 100, with the protruding plates 120 slidably connected to the tracks 130. An elastic washer 310 is slidably connected to the outside of the connecting bolt 303, preventing the hexagonal nut 304 from loosening.

[0034] In this embodiment, the connecting bolt 303 is driven to rotate by the hexagonal nut 304, and the position of the connecting bolt 303 can be adjusted by multiple round holes 302. This allows the squeegee of the photopolymer 3D equipment to meet the installation operations of various 3D equipment, thus expanding the application range of the squeegee of the photopolymer 3D equipment.

[0035] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A quick-detachable scraper for photopolymerization 3D equipment, characterized in that, The system includes a crossbeam (100), a base (200) installed inside the crossbeam (100), a scraper (300) installed below the base (200), and a mounting mechanism located on one side of the crossbeam (100) for mounting scrapers of various specifications for photopolymer 3D equipment. It also includes an adjustment mechanism located on one side of the mounting mechanism for adjusting the installation spacing of scrapers of various specifications for photopolymer 3D equipment. The mounting mechanism includes a groove (101) cut into the crossbeam (100). At the middle position of the crossbeam (100), the inner wall of the slide groove (101) is evenly provided with a plurality of snap-fit ​​holes (102). A slider (103) is slidably connected to one side of the crossbeam (100). A cylinder (104) is fixedly installed inside the slider (103). A helical spring (105) is fixedly installed inside the cylinder (104). A round rod (106) is fixedly installed at one end of the helical spring (105). A traction arm (107) is fixedly installed at the middle position of the round rod (106).

2. The quick-detachable scraper for photopolymerization 3D equipment according to claim 1, characterized in that, The adjustment mechanism includes a connecting rod (201), which is welded to one side of the slider (103). A threaded groove (202) is provided on the outer side of the connecting rod (201), and a round tube (203) is threaded to one end of the connecting rod (201). A hexagonal prism (204) is provided on the outer side of the round tube (203).

3. The quick detachable photocuring 3D device scraper according to claim 2, wherein, A mounting bracket (301) is fixedly installed above the crossbeam (100). A plurality of round holes (302) are evenly arranged in the middle of the mounting bracket (301). A connecting bolt (303) is rotatably connected to the middle of the round holes (302). A hexagonal nut (304) is provided at one end of the connecting bolt (303).

4. The quick detachable photocuring 3D device scraper according to claim 1, wherein, The inner wall of the groove (101) is slidably connected to a lever (400).

5. The quick detachable photocuring 3D device scraper according to claim 1, wherein, A pull ring (110) is fixedly installed at one end of the traction arm (107), and a limit plate (140) is provided at one end of the round rod (106).

6. The quick detachable photocuring 3D device scraper according to claim 1, wherein, The slider (103) has convex plates (120) fixedly installed on both sides, and the crossbeam (100) has rails (130) on both sides, with the convex plates (120) and rails (130) slidably connected.

7. The quick detachable photocuring 3D device scraper according to claim 3, wherein, A drive hole (210) is provided in the middle of the hexagonal prism (204), and an elastic washer (310) is slidably connected to the outside of the connecting bolt (303).

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