Tool for hand-drawing cake shadows

Abstract

The tool comprises a base, a second threaded connecting base is integrally formed in the middle of the upper end of the base, a first extension rod is in threaded connection with the interior of the second threaded connecting base, and a screen sheet adjusting mechanism is detachably installed on the first extension rod; the upper portion of the first extension rod is in threaded connection with a first threaded connection seat, a second extension rod is fixedly installed at the upper end of the first threaded connection seat, a light source adjusting mechanism is detachably installed on the second extension rod, and the position of the light source adjusting mechanism corresponds to the position of the screen sheet adjusting mechanism. And a light source main body is detachably mounted in the light source adjusting mechanism. According to the tool for hand-drawing the shadow of the cake, the problem that a cake designer cannot draw or write when making a hand-drawn cake is solved, the technical threshold of drawing a cake pattern is reduced, the working rate of the cake designer is increased, the learning time of the cake designer is shortened, the production cost of the cake designer is reduced, and more commercial values are created.

Description

Technical Field

[0001] This invention relates to the field of hand-painted cake technology, and in particular to a hand-painted cake shadow tool. Background Technology

[0002] With the progress of the times and the change of customer groups, the traditional cakes have faded in the market. More and more customers want to draw their favorite patterns and write different blessings on cakes to give to their relatives and friends. However, drawing patterns requires people with art foundation to complete. Painting and writing various beautiful words on cakes has become an insurmountable threshold for ordinary cake artists.

[0003] The lack of basic art skills makes it difficult for cake decorators to fulfill orders from new customers. Learning to draw and write requires a long time, and current baking schools do not offer courses in these areas. Cake decorators who want to learn drawing and writing have to go to art training schools, creating a contradictory situation. Therefore, we have proposed a hand-drawn cake shadow tool. Summary of the Invention

[0004] The main objective of this invention is to provide a hand-drawn cake shadow tool that can effectively solve the problems in the background technology.

[0005] To achieve the above objectives, the technical solution adopted by the present invention is as follows:

[0006] A hand-drawn cake shadow tool includes a base. A second threaded connector is integrally formed in the upper center of the base. An extension rod is internally threaded onto the second threaded connector. A slide adjustment mechanism is detachably mounted on the first extension rod. A second threaded connector is threaded onto the upper part of the first extension rod. A light source adjustment mechanism is detachably mounted on the second extension rod, and the position of the light source adjustment mechanism corresponds to the position of the slide adjustment mechanism. A light source body is detachably mounted within the light source adjustment mechanism.

[0007] As a further improvement to the above solution, the light source adjustment mechanism includes a coarse adjustment device for the light source, which is detachably installed with the second extension rod. A fine adjustment device for the light source is movably installed at the rear of the coarse adjustment device, and the main body of the light source is snapped into the fine adjustment device.

[0008] As a further improvement to the above solution, the slide adjustment mechanism includes a slide adjustment device, which is detachably installed with the first extension rod. A slide fixing body is movably installed at the rear of the slide adjustment device, and a slide body is detachably installed inside the slide fixing body.

[0009] As a further improvement to the above solution, the light source coarse adjustment device includes a first adjustment sleeve, the upper end of which has a first connecting groove that passes through vertically, the front end of the first adjustment sleeve is threadedly connected to a first locking screw, the first connecting groove is sleeved on a second extension rod and the first adjustment sleeve and the second extension rod are fixedly connected by the first locking screw, and the rear end of the first adjustment sleeve is fixedly installed with an adjustment body.

[0010] As a further improvement to the above solution, the adjusting body includes a fixed sleeve and a rotating block. The fixed sleeve is fixedly installed with the first adjusting sleeve. A second chuck is fixedly installed on the rear inner wall of the fixed sleeve. A spring is fixedly installed on the front inner wall of the fixed sleeve. A rotating rod is fixedly welded to the middle of the front end of the rotating block. The front end of the rotating rod passes through the rear end of the fixed sleeve and the middle of the second chuck and is fixedly installed with the first chuck. The structure of the first chuck is the same as that of the fixed sleeve and is arranged symmetrically front and back.

[0011] As a further improvement to the above solution, the light source fine-tuning device includes a light source support arm and a light source fixing plate. A positioning plate is fixedly installed at one end of the light source support arm. A positioning hole with left and right through openings is opened at one end of the positioning plate. A connecting rod is integrally formed on the outer surface of the light source fixing plate. The light source fixing plate is movably installed with the positioning plate through the connecting rod. An adjusting plate is fixedly installed on the connecting rod. Multiple insertion holes adapted to the size of the positioning holes are arranged in a ring on the adjusting plate. Positioning pins are inserted into the insertion holes. The positioning pins pass through the insertion holes and the corresponding positioning holes to fix the adjusting plate and the positioning plate.

[0012] As a further improvement to the above solution, the right side of the outer surface of the rotating block has a No. 4 connecting groove that passes through from left to right, and the upper part of the outer surface of the rotating block is threaded with a No. 4 locking screw. The light source support arm is sleeved in the No. 4 connecting groove and the No. 4 locking screw is used to fix the light source support arm in the rotating block.

[0013] As a further improvement to the above solution, the outer surface of the light source fixing plate is threaded with positioning screws on both the front and rear sides, and the light source body is sleeved in the light source fixing plate and fixed by the two positioning screws.

[0014] As a further improvement to the above solution, the slide adjustment device includes a second adjustment sleeve. The upper end of the second adjustment sleeve is provided with a second connecting groove that passes through vertically. The front end of the second connecting groove is threaded with a second locking screw. The second connecting groove is sleeved on a first extension rod, and the second adjustment sleeve and the first extension rod are fixedly connected by the second locking screw. An extension column is fixedly installed at the rear end of the second adjustment sleeve. The outer surface of the extension column is provided with a third connecting groove that passes through horizontally, and the outer surface of the extension column is threaded with a third locking screw.

[0015] As a further improvement to the above solution, the slide adjustment device includes a slide support arm, which is sleeved in the No. 3 connecting groove and fixedly connected to the extension column by the No. 3 locking screw. A slide fixing plate is fixedly welded to one end of the slide support arm, and the upper end of the slide fixing plate is provided with four slots in a ring shape.

[0016] As a further improvement to the above solution, the outer surface of the projection sheet body is provided with four locking blocks that are adapted to the card slots. The four locking blocks are respectively locked into the four card slots to fix the projection sheet body in the projection sheet fixing plate.

[0017] As a further improvement to the above solution, a USB charging port is provided at the upper end of the light source body, and a switch is provided at the front end of the light source body.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. In this invention, the main body of the light source can be fixed in the light source fixing plate by rotating the positioning screws on the front and rear sides in the opposite direction, which makes it convenient to install and fix the main body of the light source. The main body of the light source uses a single LED light source, which has high brightness and no ghosting, so that the shadow can be displayed more clearly and accurately on the cake, making it easier for the cake artist to draw later.

[0020] 2. In this invention, by pressing the rotating block, the spring compression separates the fixing sleeve from the second chuck, causing the rotating block to drive the light source support arm installed in the fourth connecting slot to rotate, thus coarsely adjusting the projection angle of the light source body installed in the light source fixing plate. Then, by rotating the adjustment plate, the projection angle of the light source body installed in the light source fixing plate is finely adjusted, thus accurately adjusting the projection position and clarity of the light source, so that the shadow can be accurately projected onto the cake surface, avoiding the hand operation area, which is convenient for hand-painting.

[0021] 3. In this invention, the drawn slide body can be fixedly installed in the slide fixing plate by the card block and the card slot, which makes it easy to disassemble and assemble the slide body and realize the reuse of the slide body. This not only makes it easier for customers to select patterns, but also greatly shortens the production time and improves work efficiency. It also allows cake artists who were previously unable to complete pattern drawing to easily draw exquisite cake patterns and create more commercial value.

[0022] 4. In this invention, the first extension rod is installed together with the base by connecting the lower part of the first extension rod to the second threaded connector, and the first extension rod is installed together with the second extension rod by connecting the upper part of the first extension rod to the first threaded connector. The whole frame is sturdy and durable, easy to carry and transport, and has the characteristics of being lightweight and easy to operate. Attached Figure Description

[0023] To more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0024] Figure 1 This is a schematic diagram of the overall structure of a hand-drawn cake shadow tool according to the present invention;

[0025] Figure 2 This is a schematic diagram of the composition structure of a hand-drawn cake shadow tool according to the present invention;

[0026] Figure 3 This is a schematic diagram of the light source coarse adjustment device for a hand-drawn cake shadow tool according to the present invention;

[0027] Figure 4 This is a schematic diagram of the adjustment body of a hand-drawn cake shadow tool according to the present invention;

[0028] Figure 5 This is a schematic diagram of the light source fine-tuning device for a hand-drawn cake shadow tool according to the present invention.

[0029] Figure 6 This is a schematic diagram of the slide adjustment device for a hand-drawn cake shadow tool according to the present invention;

[0030] Figure 7 This is a schematic diagram showing the connection between the slide body and the slide fixing body of a hand-drawn cake shadow tool according to the present invention.

[0031] Figure 8 This is a schematic diagram of the light source body of a hand-drawn cake shadow tool according to the present invention.

[0032] In the diagram: 1. Base; 2. Extension rod No. 1; 3. Extension rod No. 2; 4. Threaded connector No. 1; 5. Threaded connector No. 2; 6. Light source adjustment mechanism; 7. Slide adjustment mechanism; 8. Light source body; 61. Light source coarse adjustment device; 62. Light source fine adjustment device; 71. Slide adjustment device; 72. Slide fixing body; 73. Slide body; 81. USB charging port; 82. Switch; 611. Adjustment sleeve No. 1; 612. Connection slot No. 1; 613. Locking screw No. 1; 614. Adjustment body; 615. Rotary block; 616. Rotating rod; 617. Chuck No. 1; 618. Fixing sleeve; 619. No. 2 chuck; 620. Spring; 621. Light source support arm; 622. Positioning plate; 623. Positioning hole; 624. Light source fixing plate; 625. Connecting rod; 626. Adjusting plate; 627. Insertion hole; 628. Positioning pin; 629. Positioning screw; 711. No. 2 adjusting sleeve; 712. No. 2 connecting groove; 713. No. 2 locking screw; 714. Extension column; 715. No. 3 connecting groove; 716. No. 3 locking screw; 721. Slide support arm; 722. Slide fixing plate; 723. Slot; 731. Locking block; 6151. No. 4 connecting groove; 6152. No. 4 locking screw. Detailed Implementation

[0033] To make the technical means, creative features, objectives and effects of this invention easier to understand, the invention will be further described below in conjunction with specific embodiments.

[0034] In the description of this invention, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this invention and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0035] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," "connected," etc., should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this invention based on the specific circumstances.

[0036] The technical solution of the present invention will be further described below with reference to the accompanying drawings.

[0037] Example

[0038] A hand-drawn cake shadow tool, such as Figure 1-8 As shown, the system includes a base 1. A second threaded connector 5 is integrally formed at the upper center of the base 1. An extension rod 2 is internally threaded onto the second threaded connector 5. A slide adjustment mechanism 7 is detachably mounted on the extension rod 2. A first threaded connector 4 is threadedly connected to the upper part of the extension rod 2. A second extension rod 3 is fixedly mounted on the upper end of the first threaded connector 4. A light source adjustment mechanism 6 is detachably mounted on the second extension rod 3, and the position of the light source adjustment mechanism 6 corresponds to the position of the slide adjustment mechanism 7. The light source adjustment mechanism 6 has a detachable internal thread. The light source body 8 is installed and disassembled. The light source body 8 uses a single LED light source, which is bright and does not produce ghosting. It can make the shadow on the cake more clearly and accurately displayed, so as to facilitate the cake decorator's subsequent drawing. The first extension rod 2 is installed together with the base 1 by threading the lower part of the first extension rod 2 to the second threaded connector 5. The first extension rod 2 is installed together with the second extension rod 3 by threading the upper part of the first extension rod 2 to the first threaded connector 4. The whole frame is sturdy and durable, easy to carry and transport, and has the characteristics of being lightweight and easy to operate.

[0039] In this embodiment, the light source adjustment mechanism 6 includes a coarse adjustment device 61, which is detachably installed with the second extension rod 3. A fine adjustment device 62 is movably installed at the rear of the coarse adjustment device 61, and the light source body 8 is snapped into the fine adjustment device 62. The coarse adjustment device 61 includes a first adjustment sleeve 611, the upper end of which has a through-hole first connecting groove 612. The front end of the first adjustment sleeve 611 is threaded with a first locking screw 613. The first connecting groove 612 is sleeved on the second extension rod 3, and the first adjustment sleeve 611 and the second extension rod are connected by the first locking screw 613. 3. Fixed connection: An adjusting body 614 is fixedly installed at the rear end of the first adjusting sleeve 611; the adjusting body 614 includes a fixed sleeve 618 and a rotating block 615. The fixed sleeve 618 is fixedly installed with the first adjusting sleeve 611. A second chuck 619 is fixedly installed on the rear inner wall of the fixed sleeve 618. A spring 620 is fixedly installed on the front inner wall of the fixed sleeve 618. A rotating rod 616 is fixedly welded to the middle of the front end of the rotating block 615. The front end of the rotating rod 616 passes through the rear end of the fixed sleeve 618 and the middle of the second chuck 619 and is fixedly installed with a first chuck 617. The structure of the first chuck 617 is the same as that of the fixed sleeve 618 and is oriented forward. The rear symmetrical arrangement; the light source fine-tuning device 62 includes a light source support arm 621 and a light source fixing plate 624. A positioning plate 622 is fixedly installed at one end of the light source support arm 621. A positioning hole 623 is opened at one end of the positioning plate 622. A connecting rod 625 is integrally formed on the outer surface of the light source fixing plate 624. The light source fixing plate 624 is movably installed with the positioning plate 622 through the connecting rod 625. An adjusting plate 626 is fixedly installed on the connecting rod 625. Multiple insertion holes 627 adapted to the size of the positioning hole 623 are arranged in a ring on the adjusting plate 626. Positioning pins 628 are inserted and connected in the insertion holes 627. 8. Through-hole 627 and corresponding positioning hole 623 fix the adjustment plate 626 and positioning plate 622. The right side of the outer surface of the rotating block 615 has a through-hole No. 4 connecting groove 6151. The upper part of the outer surface of the rotating block 615 is threaded with a No. 4 locking screw 6152. The light source support arm 621 is sleeved in the No. 4 connecting groove 6151 and fixed in the rotating block 615 by the No. 4 locking screw 6152. The front and rear sides of the outer surface of the light source fixing plate 624 are threaded with positioning screws 629. The light source body 8 is sleeved in the light source fixing plate 624 and fixed by two positioning screws 629.By pressing the rotating block 615, the spring 620 is compressed, causing the fixing sleeve 618 to separate from the second chuck 619. This causes the rotating block 615 to rotate the light source support arm 621 installed in the fourth connecting slot 6151, coarsely adjusting the projection angle of the light source body 8 installed in the light source fixing plate 624. Then, by rotating the adjusting plate 626, the projection angle of the light source body 8 installed in the light source fixing plate 624 is finely adjusted, precisely controlling the projection position and clarity of the light source. This ensures that the shadow is accurately projected onto the cake surface, avoiding the area where both hands are operating, facilitating hand-painting.

[0040] In this embodiment, the slide adjustment mechanism 7 includes a slide adjustment device 71, which is detachably installed with the first extension rod 2. A slide fixing body 72 is movably installed at the rear of the slide adjustment device 71, and a slide body 73 is detachably installed inside the slide fixing body 72. The slide adjustment device 71 includes a second adjustment sleeve 711, the upper end of which is provided with a second connecting groove 712 that passes through vertically, and the front end of the second connecting groove 712 is threaded. A second locking screw 713 is connected to the first extension rod 2. A second connecting groove 712 is sleeved on the first extension rod 2 and fixedly connected to the second adjusting sleeve 711 and the first extension rod 2 through the second locking screw 713. An extension post 714 is fixedly installed at the rear end of the second adjusting sleeve 711. A third connecting groove 715 with left and right through openings is opened on the outer surface of the extension post 714. A third locking screw 716 is threadedly connected to the outer surface of the extension post 714. The slide adjustment device 71 includes a slide support arm 721 and a slide... The support arm 721 is sleeved in the third connecting slot 715 and fixedly connected to the extension column 714 by the third locking screw 716. A projection sheet fixing plate 722 is fixedly welded to one end of the projection sheet support arm 721. The upper end of the projection sheet fixing plate 722 is provided with four slots 723 in a ring shape. The outer surface of the projection sheet body 73 is provided with four locking blocks 731 that are adapted to the slots 723. The four locking blocks 731 are respectively locked in the four slots 723 to fix the projection sheet body 73 in the projection sheet fixing plate 722. By locking the locking blocks 731 and the slots 723, the drawn projection sheet body 73 can be fixedly installed in the projection sheet fixing plate 722, which facilitates the disassembly and assembly of the projection sheet body 73 and realizes the reuse of the projection sheet body 73. This not only makes it easier for customers to select patterns, but also greatly shortens the production time, improves work efficiency, and allows cake decorators who could not complete the pattern drawing before to easily draw exquisite cake patterns and create more commercial value.

[0041] In this embodiment, a USB charging port 81 is provided at the upper end of the light source body 8, and a switch 82 is provided at the front end of the light source body 8. The light source body 8 can be fixed in the light source fixing plate 624 by rotating the positioning screws 629 on the front and rear sides in the opposite direction, which facilitates the installation and fixing of the light source body 8. In addition, the light source body 8 adopts an LED single lamp bead light source, which has high brightness and no ghosting, and can make the shadow on the cake more clearly and accurately displayed, so as to facilitate the cake artist's subsequent drawing.

[0042] In practical use, the present invention first connects the lower part of the first extension rod 2 to the second threaded connecting seat 5 to install the first extension rod 2 and the base 1 together. Then, the second adjusting sleeve 711 is fitted onto the first extension rod 2 and locked in place by the second locking screw 713, completing the installation of the projection sheet adjustment device 71 and the first extension rod 2. Next, the projection sheet support arm 721 is fitted into the third connecting groove 715 and locked in place by the third locking screw 716, completing the installation of the projection sheet fixing body 72 and the projection sheet adjustment device. Install the device 71, then connect the upper part of the first extension rod 2 to the first threaded connection seat 4 to install the first extension rod 2 and the second extension rod 3 together. Then, put the first adjusting sleeve 611 on the second extension rod 3 and lock it in place with the first locking screw 613 to complete the installation of the light source coarse adjustment device 61 and the second extension rod 3. Then, put the light source support arm 621 in the rotating block 615 and lock it in place with the fourth locking screw 6152 to complete the installation of the light source fine adjustment device 62 and the light source coarse adjustment device 61. The installation operation of the entire device is completed.

[0043] The light source body 8 is fitted into the light source fixing plate 624. The light source body 8 is fixed in the light source fixing plate 624 by rotating the positioning screws 629 on both the front and rear sides in the opposite direction. Then, the drawn slide body 73 is fixedly installed in the slide fixing plate 722 by the locking block 731 and the locking slot 723, thus completing the operation before use.

[0044] Turn on the light source body 8 by switching on switch 82, press the rotating block 615, and the rotating block 615 will push the first chuck 617 to move within the fixed sleeve 618. The spring 620 will compress and separate the fixed sleeve 618 from the second chuck 619. At this time, rotate the rotating block 615, which will drive the light source support arm 621 installed in the fourth connecting slot 6151 to rotate, and coarsely adjust the projection angle of the light source body 8 installed in the light source fixing plate 624. After adjusting to a suitable angle, pull out the positioning pin 628, and finely adjust the projection angle of the light source body 8 installed in the light source fixing plate 624 by rotating the adjusting plate 626, so as to further refine the projection position and clarity of the light source, so that the shadow can be accurately projected onto the cake surface without avoiding the hands operating area. The shadow is clearly projected onto the cake surface by the illumination of the light source body 8, which is convenient for the cake artist to draw later and complete the hand-painted cake processing, reduce the technical threshold of cake pattern drawing, increase the employment rate of cake artists, and shorten the learning time and production cost of cake artists.

[0045] The foregoing has shown and described the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of the invention. Various changes and modifications can be made to the invention without departing from its spirit and scope, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of protection of this invention is defined by the appended claims and their equivalents.

Claims

1. A hand-drawing cake shadow tool comprising a base (1), characterized in that: The upper middle part of the base (1) is integrally formed with a No. 2 threaded connector (5), and the No. 2 threaded connector (5) is internally threaded with a No. 1 extension rod (2). A projection sheet adjustment mechanism (7) is detachably installed on the No. 1 extension rod (2). The upper part of the No. 1 extension rod (2) is threadedly connected with a No. 1 threaded connector (4). The upper end of the No. 1 threaded connector (4) is fixedly installed with a No. 2 extension rod (3). A light source adjustment mechanism (6) is detachably installed on the No. 2 extension rod (3), and the position of the light source adjustment mechanism (6) corresponds to the position of the projection sheet adjustment mechanism (7). A light source body (8) is detachably installed inside the light source adjustment mechanism (6). The light source adjustment mechanism (6) includes a light source coarse adjustment device (61), which is detachably installed with the second extension rod (3). A light source fine adjustment device (62) is movably installed at the rear of the light source coarse adjustment device (61), and the light source body (8) is snapped into the light source fine adjustment device (62). The slide adjustment mechanism (7) includes a slide adjustment device (71), which is detachably installed with an extension rod (2). A slide fixing body (72) is movably installed at the rear of the slide adjustment device (71), and a slide body (73) is detachably installed inside the slide fixing body (72).

2. A hand drawn cake shadow tool according to claim 1, wherein: The light source coarse adjustment device (61) includes a first adjustment sleeve (611), the upper end of which has a first connecting groove (612) that passes through vertically, the front end of the first adjustment sleeve (611) is threaded with a first locking screw (613), the first connecting groove (612) is sleeved on the second extension rod (3) and the first adjustment sleeve (611) and the second extension rod (3) are fixedly connected by the first locking screw (613), and the rear end of the first adjustment sleeve (611) is fixedly installed with an adjustment body (614).

3. A hand drawn cake shadow tool according to claim 2, wherein: The adjusting body (614) includes a fixed sleeve (618) and a rotating block (615). The fixed sleeve (618) is fixedly installed with the first adjusting sleeve (611). A second chuck (619) is fixedly installed on the rear inner wall of the fixed sleeve (618). A spring (620) is fixedly installed on the front inner wall of the fixed sleeve (618). A rotating rod (616) is fixedly welded to the middle of the front end of the rotating block (615). The front end of the rotating rod (616) passes through the rear end of the fixed sleeve (618) and the middle of the second chuck (619) and is fixedly installed with a first chuck (617). The structure of the first chuck (617) is the same as that of the fixed sleeve (618) and is arranged symmetrically front and back.

4. A hand drawn cake shadow tool according to claim 1, wherein: The light source fine-tuning device (62) includes a light source support arm (621) and a light source fixing plate (624). A positioning plate (622) is fixedly installed at one end of the light source support arm (621). A positioning hole (623) is opened at one end of the positioning plate (622). A connecting rod (625) is integrally formed on the outer surface of the light source fixing plate (624). The light source fixing plate (624) is movably installed with the positioning plate (622) through the connecting rod (625). An adjustment plate (626) is fixedly installed on the connecting rod (625). A plurality of insertion holes (627) that are adapted to the size of the positioning hole (623) are arranged in a ring on the adjustment plate (626). A positioning pin (628) is inserted into the insertion hole (627). The positioning pin (628) passes through the insertion hole (627) and the corresponding positioning hole (623) to fix the adjustment plate (626) and the positioning plate (622) in place.

5. A hand-drawn cake shadow tool according to claim 3, characterized in that: The outer surface of the rotating block (615) has a four-way through groove (6151) on the right side. The upper part of the outer surface of the rotating block (615) is threaded with a four-way locking screw (6152). The light source support arm (621) is sleeved in the four-way through groove (6151) and fixedly installed in the rotating block (615) by the four-way locking screw (6152).

6. A hand-drawn cake shadow tool according to claim 4, characterized in that: The outer surface of the light source fixing plate (624) is threaded with positioning screws (629) on both the front and rear sides. The light source body (8) is sleeved in the light source fixing plate (624) and fixed by the two positioning screws (629).

7. The hand-drawn cake shadow tool according to claim 1, characterized in that: The slide adjustment device (71) includes a second adjustment sleeve (711). The upper end of the second adjustment sleeve (711) is provided with a second connecting groove (712) that passes through vertically. The front end of the second connecting groove (712) is threaded with a second locking screw (713). The second connecting groove (712) is sleeved on the first extension rod (2) and the second adjustment sleeve (711) is fixedly connected to the first extension rod (2) through the second locking screw (713). An extension post (714) is fixedly installed at the rear end of the second adjustment sleeve (711). The outer surface of the extension post (714) is provided with a third connecting groove (715) that passes through horizontally. The outer surface of the extension post (714) is threaded with a third locking screw (716).

8. The hand-drawn cake shadow tool according to claim 1, characterized in that: The slide adjustment device (71) includes a slide support arm (721), which is sleeved in the third connecting groove (715) and fixedly connected to the extension column (714) by the third locking screw (716). One end of the slide support arm (721) is fixedly welded with a slide fixing plate (722), and the upper end of the slide fixing plate (722) is provided with four slots (723) in a ring shape.

9. A hand-drawn cake shadow tool according to claim 8, characterized in that: The outer surface of the projection sheet body (73) is provided with four locking blocks (731) that are adapted to the slots (723). The four locking blocks (731) are respectively locked in the four slots (723) to fix the projection sheet body (73) in the projection sheet fixing plate (722).

10. A hand-drawn cake shadow tool according to claim 1, characterized in that: The upper end of the light source body (8) is provided with a USB charging port (81), and the front end of the light source body (8) is provided with a switch (82).

Images