False tooth tool placing rack

Abstract

The utility model provides a false tooth tool placing rack, and belongs to the technical field of dental tools. Comprising a carrying box, the carrying box is of a cavity structure, a placing body is slidably connected between the inner walls of the carrying box, a first storage groove, a second storage groove and a third storage groove are formed in the top of the placing body, supporting plates are slidably connected to the inner bottoms of the first storage groove, the second storage groove and the third storage groove, and connecting parts are installed at the bottoms of the supporting plates; and a lifting mechanism is mounted at the bottom of the connecting part. According to the false tooth tool placement frame, a rotary button is rotated to drive a placement body to ascend and descend, a first gear is meshed with a first rack, so that a supporting plate is driven by a lifting mechanism to move upwards, the supporting plate drives tools to move upwards, and the tools extend out of a first storage groove, a second storage groove and a third storage groove correspondingly; the third gear is meshed with the second rack to drive the first double-thread rod, the second double-thread rod and the third double-thread rod to rotate, and therefore the first cover plate, the second cover plate and the third cover plate are driven to be opened and closed.

Description

Technical Field

[0001] The utility model belongs to the technical field of dental tools, and particularly relates to a denture tool placement rack. Background Art

[0002] Application No. 202023257214.7 provides a simple denture tool placement rack. By rotating the handle, the handle can indirectly drive the incomplete round wheel to rotate through the rotating shaft. Through the rotation of the incomplete round wheel, the sliding block can be indirectly driven by the second rotating block to slide up and down inside the sliding groove. Through the cooperation of a connecting rod and a second connecting rod, the lifting of the placement rack can be realized, so as to facilitate the carrying of the placement rack. And the connection mode between the box body and the box cover of this device is a detachable connection. By adopting the detachable connection, it is convenient for the staff to carry the denture tools;

[0003] However, the positioning grooves on the placement plate of this device are of the same size, which is more convenient for placing smaller tools, such as scalpels, carving knives, and wax spoons; but when placing objects with uneven shapes or larger volumes, it is difficult to put them in, such as triple forceps, blowtorches, grinding heads, and mold boxes; moreover, when storing denture tools, most of the tools are completely placed in the positioning grooves, resulting in inconvenient tool removal and poor practicability. Summary of the Utility Model

[0004] To solve the problem that the tool is inconvenient to automatically extend when taking the tool in the above-mentioned existing technology, the present utility model provides a denture tool placement rack, which uses a lifting mechanism combined with a first gear and a first rack to achieve the effect that when the placement body rises, the tray drives the tool to move upward. The specific technical solution is as follows: A denture tool placement rack includes: a carrying case, the carrying case is a cavity structure, a placement body is slidably connected between the inner walls of the carrying case, a first storage groove, a second storage groove and a third storage groove are respectively opened at the top of the placement body, a tray is slidably connected to the inner bottom of each of the first storage groove, the second storage groove and the third storage groove, a connecting part is installed at the bottom of the tray, and a lifting mechanism is installed at the bottom of the connecting part; the connecting part below the first storage groove includes: a first connecting block, a first sliding plate and a first slider, the first connecting block is installed at the bottom of the tray at the inner bottom of the first storage groove, the first sliding plate is installed at the bottom of the first connecting block, the first slider is installed at the bottom of the first sliding plate, and the first slider is slidably connected inside the placement body; the connecting part below the second storage groove includes: a second connecting block, a second sliding plate and a second slider, the second connecting block is installed at the bottom of the tray at the inner bottom of the second storage groove, the second sliding plate is installed at the bottom of the second connecting block, the second slider is installed at the bottom of the second sliding plate, and the second slider is slidably connected inside the placement body; the connecting part below the third storage groove is a third slider, the third slider is installed at the bottom of the tray at the inner bottom of the third storage groove, and the third slider is slidably connected inside the placement body; a bottom groove is opened at the bottom of the placement body, the lifting mechanism includes: a lead screw, a first bevel gear and a second bevel gear, the bottoms of the first slider, the second slider and the third slider are all threadedly connected with the lead screw, the bottom of the lead screw extends into the bottom groove, a first bevel gear is sleeved at the bottom of the lead screw, a second bevel gear is meshed with the side wall of the first bevel gear, a rotating shaft is sleeved between the three second bevel gears, a first side groove is opened on the inner wall of one side of the carrying case, a first rack is installed on the inner wall of the first side groove, one side of the rotating shaft extends into the first side groove, and a first gear is sleeved on one side of the rotating shaft, and the first gear is matched with the first rack.

[0005] Preferably, a group of first covers, second covers and third covers are respectively slidably connected to the top of the placement body, the number of each group of the first covers, the second covers and the third covers is two, a group of first chutes, second chutes and third chutes are respectively opened at the top of the placement body, the number of each group of the first chutes, the second chutes and the third chutes is two, two bottom blocks are symmetrically installed at the bottom of the first cover, the bottom blocks are slidably connected in the corresponding first chutes, two bottom blocks are symmetrically installed at the bottom of the second cover, the bottom blocks are slidably connected in the corresponding second chutes, two bottom blocks are symmetrically installed at the bottom of the third cover, and the bottom blocks are slidably connected in the corresponding third chutes.

[0006] Preferably, a first double threaded rod and a first sliding rod are respectively installed in the two first sliding grooves. One side of the first bottom block is slidably connected to the outer wall of the first sliding rod, and the other side of the first bottom block is threadedly connected to the outer wall of the first double threaded rod. A second double threaded rod and a second sliding rod are respectively installed in the two second sliding grooves. One side of the second bottom block is slidably connected to the outer wall of the second sliding rod, and the other side of the second bottom block is threadedly connected to the outer wall of the second double threaded rod. A third double threaded rod and a third sliding rod are respectively installed in the two third sliding grooves. One side of the third bottom block is slidably connected to the outer wall of the third sliding rod, and the other side of the third bottom block is threadedly connected to the outer wall of the third double threaded rod.

[0007] Preferably, a rear groove is formed at the rear side of the placing body. The rear sides of the first double threaded rod, the first sliding rod, the second double threaded rod, the second sliding rod, the third double threaded rod and the third sliding rod all extend into the rear groove. Bearing seats are sleeved on the rear sides of the first double threaded rod, the first sliding rod, the second double threaded rod, the second sliding rod, the third double threaded rod and the third sliding rod. The bearing seats are installed on the inner bottom of the rear groove. A first pulley is sleeved on the rear side of the first double threaded rod. A second pulley is sleeved on the rear side of the second double threaded rod. A first connecting belt is installed between the first pulley and the second pulley. A third pulley is sleeved on the rear side of the second double threaded rod. A fourth pulley is sleeved on the rear side of the third double threaded rod. A second connecting belt is installed between the third pulley and the fourth pulley.

[0008] Preferably, a second gear is sleeved on the front side of the first double threaded rod. A third gear is meshed with the side wall of the second gear. A connecting shaft is sleeved in the central hole of the third gear. The connecting shaft is rotatably connected in the placing body. A second side groove is formed in the inner wall of the other side of the carrying box. A second rack is installed on the inner wall of the second side groove. A part of the third gear extends into the second side groove. The third gear is matched with the second rack.

[0009] In addition, the denture tool placing rack provided by the above technical solution of the present utility model may further have the following additional technical features: A box cover is rotatably connected to the top of the carrying box. Sponge layers are installed on the inner walls of the first storage groove, the second storage groove and the third storage groove. A bottom plate is installed at the bottom of the placing body. The bottom plate is slidably connected between the inner walls of the carrying box. Two connecting rods are symmetrically hinged to the bottom of the bottom plate. A sliding block is hinged to the bottom of the connecting rod. The sliding block is slidably connected to the inner bottom of the carrying box. The two connecting rods are cross arranged. A fourth double threaded rod is threadedly connected between the two sliding blocks. One side of the fourth double threaded rod is rotatably connected to the inner wall of the carrying box. The other side of the fourth double threaded rod passes through the carrying box.

[0010] In the above technical solution, a turning knob is installed on the other side of the fourth double threaded rod.

[0011] A denture tool placement rack of the present utility model has the following beneficial effects compared with the prior art: By rotating the knob, the placement body is driven to lift. During the lifting process of the placement body, the first gear meshes with the first rack, so that the lifting mechanism drives the tray to move upward, and the tray drives the tool to move upward, making the tool extend out of the corresponding first storage slot, second storage slot and third storage slot; the third gear meshes with the second rack, driving the first double threaded rod, the second double threaded rod and the third double threaded rod to rotate respectively, thereby driving the first cover plate, the second cover plate and the third cover plate to open and close, facilitating the taking and storing of tools, and having strong practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 FIG. 6 is a three-dimensional structural diagram of a denture tool placement rack provided by the present utility model;

[0013] Figure 2 FIG. 7 is a front view of a denture tool placement rack provided by the present utility model;

[0014] Figure 3 is Figure 2 an enlarged view of part A in

[0015] Figure 4 is Figure 2 an enlarged view of part B in

[0016] Figure 5 FIG. 11 is a three-dimensional structural diagram of the placement body provided by the present utility model;

[0017] Figure 6 FIG. 12 is a rear view of the placement body provided by the present utility model;

[0018] Among them, Figures 1 to 6The reference numerals in the figures and the component names are as follows: 1. Carrying case, 2. Placing body, 3. First storage groove, 4. Second storage groove, 5. Third storage groove, 6. Tray, 7. Lifting mechanism, 71. Lead screw, 72. First bevel gear, 73. Second bevel gear, 8. Bottom groove, 9. Rotating shaft, 10. First side groove, 11. First gear, 12. First rack, 13. First connecting block, 14. First sliding plate, 141. First slider, 15. Second connecting block, 16. Second sliding plate, 161. Second slider, 17. Third slider, 18. Sponge layer, 19. First cover plate, 20. Second cover plate, 21. Third cover plate, 22. First chute, 23. Second chute, 24. Third chute, 25. First double-threaded rod, 26. First sliding rod, 27. First bottom block, 28. Second double-threaded rod, 29. Second sliding rod, 30. Second bottom block, 31. Third double-threaded rod, 32. Third sliding rod, 33. Third bottom block, 34. Second gear, 35. Third gear, 36. Connecting shaft, 37. Second side groove, 38. Second rack, 39. Bottom plate, 40. Connecting rod, 41. Sliding block, 42. Fourth double-threaded rod, 43. Knob, 44. Case cover, 45. Rear groove, 46. Bearing seat, 47. First pulley, 48. Second pulley, 49. First connecting belt, 50. Third pulley, 51. Fourth pulley, 52. Second connecting belt. Detailed implementation manners

[0019] The following further describes the present utility model in conjunction with specific implementation cases and attached Figures 1 - 6 figures, but the present utility model is not limited to these embodiments. The present utility model provides a technical solution: A denture tool placing rack, comprising: a carrying case 1, the carrying case 1 is of a cavity structure, and a placing body 2 is slidably connected between the inner walls of the carrying case 1. The top of the placing body 2 is respectively provided with a first storage groove 3, a second storage groove 4 and a third storage groove 5. The number of the first storage groove 3 and the second storage groove 4 is at least two, and the sizes of the first storage groove 3, the second storage groove 4 and the third storage groove 5 are different from each other; a tray 6 is slidably connected to the inner bottom of the first storage groove 3, the second storage groove 4 and the third storage groove 5. A connecting part is installed at the bottom of the tray 6, and a lifting mechanism 7 is installed at the bottom of the connecting part;

[0020] The connecting part below the first storage groove 3 includes: a first connecting block 13, a first sliding plate 14 and a first slider 141. A first connecting block 13 is installed at the bottom of the tray 6 at the inner bottom of the first storage groove 3. A first sliding plate 14 is installed at the bottom of a plurality of first connecting blocks 13, and a first slider 141 is installed at the bottom of the first sliding plate 14. The first slider 141 is slidably connected to the inside of the placing body 2;

[0021] The connecting part below the second storage groove 4 includes: a second connecting block 15, a second sliding plate 16 and a second slider 161. A second connecting block 15 is installed at the bottom of the tray 6 at the inner bottom of the second storage groove 4. A second sliding plate 16 is installed at the bottom of a plurality of second connecting blocks 15, and a second slider 161 is installed at the bottom of the second sliding plate 16. The second slider 161 is slidably connected to the inside of the placing body 2;

[0022] The connecting part below the third storage groove 5 is the third slider 17. The bottom of the supporting plate 6 at the inner bottom of the third storage groove 5 is installed with the third slider 17, and the third slider 17 is slidably connected inside the placing body 2;

[0023] The bottom of the placing body 2 is provided with a bottom groove 8. The lifting mechanism 7 includes: a lead screw 71, a first bevel gear 72 and a second bevel gear 73. The bottoms of the first slider 141, the second slider 161 and the third slider 17 are all threadedly connected with the lead screw 71. The bottom of the lead screw 71 extends into the bottom groove 8. A first bevel gear 72 is sleeved at the bottom of the lead screw 71. The side wall of the first bevel gear 72 is meshed with a second bevel gear 73. A rotating shaft 9 is sleeved between the three second bevel gears 73. A first side groove 10 is provided on the inner wall of one side of the carrying case 1. A first rack 12 is installed on the rear inner wall of the first side groove 10. One side of the rotating shaft 9 extends into the first side groove 10. A first gear 11 is sleeved on one side of the rotating shaft 9. The first gear 11 is matched with the first rack 12.

[0024] As a preferred solution, further, a group of first covers 19, second covers 20 and third covers 21 are respectively slidably connected to the top of the placing body 2. The number of each group of the first covers 19, the second covers 20 and the third covers 21 is two. The two first covers 19 are adapted to the first storage groove 3. The two second covers 20 are adapted to the second storage groove 4. The two third covers 21 are adapted to the third storage groove 5. A group of first sliding grooves 22, second sliding grooves 23 and third sliding grooves 24 are respectively provided on the top of the placing body 2. The number of each group of the first sliding grooves 22, the second sliding grooves 23 and the third sliding grooves 24 is two. Two bottom blocks 27 are symmetrically installed at the bottom of the first cover 19. The bottom blocks 27 are slidably connected in the corresponding first sliding grooves 22. Two bottom blocks 30 are symmetrically installed at the bottom of the second cover 20. The bottom blocks 30 are slidably connected in the corresponding second sliding grooves 23. Two bottom blocks 33 are symmetrically installed at the bottom of the third cover 21. The bottom blocks 33 are slidably connected in the corresponding third sliding grooves 24.

[0025] As a preferred solution, further, a first double-threaded rod 25 and a first sliding rod 26 are respectively installed in the two first sliding grooves 22. One side of the bottom block 27 is slidably connected to the outer wall of the first sliding rod 26. The other side of the bottom block 27 is threadedly connected to the outer wall of the first double-threaded rod 25. A second double-threaded rod 28 and a second sliding rod 29 are respectively installed in the two second sliding grooves 23. One side of the bottom block 30 is slidably connected to the outer wall of the second sliding rod 29. The other side of the bottom block 30 is threadedly connected to the outer wall of the second double-threaded rod 28. A third double-threaded rod 31 and a third sliding rod 32 are respectively installed in the two third sliding grooves 24. One side of the bottom block 33 is slidably connected to the outer wall of the third sliding rod 32. The other side of the bottom block 33 is threadedly connected to the outer wall of the third double-threaded rod 31. In this application, all the double-threaded rods are symmetrically provided with threads in opposite directions on the outer walls on both sides with the middle as the center.

[0026] As a preferred solution, further, a rear groove 45 is formed in the rear side of the placing body 2. The rear sides of the first double threaded rod 25, the first sliding rod 26, the second double threaded rod 28, the second sliding rod 29, the third double threaded rod 31 and the third sliding rod 32 all extend into the rear groove 45. Bearing seats 46 are sleeved on the rear sides of the first double threaded rod 25, the first sliding rod 26, the second double threaded rod 28, the second sliding rod 29, the third double threaded rod 31 and the third sliding rod 32. The bearing seats 46 are installed on the inner bottom of the rear groove 45. A first pulley 47 is sleeved on the rear side of the first double threaded rod 25. A second pulley 48 is sleeved on the rear side of the second double threaded rod 28. A first connecting belt 49 is installed between the first pulley 47 and the second pulley 48. A third pulley 50 is sleeved on the rear side of the second double threaded rod 28. A fourth pulley 51 is sleeved on the rear side of the third double threaded rod 31. A second connecting belt 52 is installed between the third pulley 50 and the fourth pulley 51; The first double threaded rod 25, the second double threaded rod 28 and the third double threaded rod 31 are rotated synchronously through belt transmission.

[0027] As a preferred solution, further, the front side of the first double threaded rod 25 passes through the first sliding groove 22 and is sleeved with a second gear 34. A third gear 35 is meshed with the side wall of the second gear 34. A connecting shaft 36 is sleeved in the central hole of the third gear 35. The connecting shaft 36 is rotatably connected in the placing body 2. A second side groove 37 is formed in the inner wall of the other side of the carrying case 1. A second rack 38 is installed on the inner wall of the second side groove 37. The third gear 35 partially extends into the second side groove 37. The third gear 35 is matched with the second rack 38.

[0028] As a preferred solution, further, a case cover 44 is rotatably connected to the top of the carrying case 1. Sponge layers 18 are installed on the inner walls of the first storage groove 3, the second storage groove 4 and the third storage groove 5. The sponge layers 18 are in contact with the sharp parts of the tools to prevent the tools from contacting the groove walls; A bottom plate 39 is installed at the bottom of the placing body 2. The bottom plate 39 is slidably connected between the inner walls of the carrying case 1. Two connecting rods 40 are symmetrically hinged to the bottom of the bottom plate 39. The bottom of the connecting rod 40 is hinged with a sliding block 41. The sliding block 41 is slidably connected to the inner bottom of the carrying case 1. The two connecting rods 40 are cross arranged. A fourth double threaded rod 42 is threadedly connected between the two sliding blocks 41. One side of the fourth double threaded rod 42 is rotatably connected to the inner wall of the carrying case 1. The other side of the fourth double threaded rod 42 passes through the carrying case 1. A turning knob 43 is installed on the other side of the fourth double threaded rod 42; Rotating the turning knob 43 drives the fourth double threaded rod 42 to rotate. The fourth double threaded rod 42 drives the sliding blocks 41 on both sides to move in opposite directions, and drives the bottom plate 39 to move up and down through the connecting rod 40.

[0029] The carrying case and the sponge layer in this case are prior arts, and any carrying case and sponge layer that meet the requirements of this case are acceptable.

[0030] Working principle: All electrical components appearing in this application are externally connected to a power source and a control switch during use. After the present utility model is installed, first check the installation and fixation as well as the safety protection of the present utility model, and then it can be used; during use, the user opens the box cover 44 and rotates the knob 43. The knob 43 drives the double screw rod four 42 to rotate. The double screw rod four 42 drives the sliding blocks 41 on both sides to move in opposite directions. Through the connecting rod 40, the bottom plate 39 is driven to move upward, and the bottom plate 39 drives the placing body 2 to move upward; during the upward movement of the placing body 2, the gear three 35 meshes with the rack two 38 and rotates. The gear three 35 meshes with the gear two 34 and rotates. The gear two 34 drives the double screw rod one 25 to rotate. The double screw rod one 25 drives the double screw rod two 28 to rotate through the pulley one 47, the pulley two 48 and the connecting belt one 49. The double screw rod two 28 drives the double screw rod three 31 to rotate through the pulley three 50, the pulley four 51 and the connecting belt two 52, thereby driving the cover plate one 19, the cover plate two 20 and the cover plate three 21 to open respectively, and exposing the storage groove one 3, the storage groove two 4 and the storage groove three 5; while the cover plate one 19, the cover plate two 20 and the cover plate three 21 are opening, the gear one 11 slides in the side groove one 10, and then the gear one 11 meshes with the rack one 12 and rotates. The gear one 11 drives the rotating shaft 9 to rotate. The rotating shaft 9 drives the bevel gear two 73 to mesh with the bevel gear one 72 and rotate. The bevel gear one 72 drives the lead screw 71 to rotate. The three lead screws 71 drive the slider one 141, the slider two 161 and the slider three 17 to move upward respectively, driving the support plate 6 to move upward, so that the support plate 6 drives the tool to move upward, and respectively extends out of the storage groove one 3, the storage groove two 4 and the storage groove three 5, facilitating the user to take out the tool.

[0031] After use, the user puts the tool back into the storage groove one 3, the storage groove two 4 and the storage groove three 5, and then rotates the knob 43 in the reverse direction to lower the placing body 2; during the lowering process, the support plate 6 descends, so that the tool completely enters the storage groove one 3, the storage groove two 4 and the storage groove three 5; when the placing body 2 descends, the cover plate one 19, the cover plate two 20 and the cover plate three 21 close, covering the openings of the storage groove one 3, the storage groove two 4 and the storage groove three 5.

[0032] In the description of the present utility model, the term "a plurality of" refers to two or more, unless otherwise clearly defined. The orientation or positional relationship indicated by terms such as "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model; terms such as "connection", "installation", "fixation", etc. should all be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0033] The above is only the preferred embodiment of the present utility model and is not intended to limit the present utility model. For those skilled in the art, the present utility model can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A denture tool display rack, comprising: A carrying case (1), characterized in that the carrying case (1) is a hollow structure, a placing body (2) is slidably connected between the inner walls of the carrying case (1), a storage slot 1 (3), a storage slot 2 (4) and a storage slot 3 (5) are respectively provided on the top of the placing body (2), the inner bottoms of the storage slot 1 (3), the storage slot 2 (4) and the storage slot 3 (5) are all slidably connected with a support plate (6), a connecting portion is installed at the bottom of the support plate (6), and a lifting mechanism (7) is installed at the bottom of the connecting portion; The connection portion below the storage slot 1 (3) comprises: a connection block 1 (13), a slide plate 1 (14) and a slider 1 (141); the bottom of the support plate (6) at the bottom of the storage slot 1 (3) is installed with a connection block 1 (13); the bottom of the connection block 1 (13) is installed with a slide plate 1 (14); the bottom of the slide plate 1 (14) is installed with a slider 1 (141); the slider 1 (141) is slidably connected to the inside of the display body (2); The connection portion below the second storage slot (4) comprises: a second connection block (15), a second slide plate (16) and a second slider (161); the second connection block (15) is installed at the bottom of the support plate (6) at the bottom of the second storage slot (4); the second connection block (15) is installed at the bottom of the second slide plate (16); the second slider (161) is installed at the bottom of the second slide plate (16); the second slider (161) is slidably connected to the inside of the display body (2); The connecting portion below the storage slot three (5) is a slider three (17), and the bottom of the support plate (6) at the bottom of the storage slot three (5) is equipped with a slider three (17), and the slider three (17) is slidably connected to the inside of the display body (2); The bottom of the display body (2) is provided with a bottom groove (8), and the lifting mechanism (7) comprises: a lead screw (71), a bevel gear 1 (72) and a bevel gear 2 (73); the bottoms of the slider 1 (141), the slider 2 (161) and the slider 3 (17) are all threadedly connected with the lead screw (71), the bottom of the lead screw (71) extends into the bottom groove (8), the bottom of the lead screw (71) is sleeved with a bevel gear 1 (72), and the bevel gear 1 (73) is screwed into the bottom of the slider 1 (141), the slider 2 (161) and the slider 3 (17). The side wall of the carrying case (1) is meshed with a bevel gear (73), a rotating shaft (9) is mounted between the three bevel gears (73), a side groove (10) is opened on the inner wall of one side of the carrying case (1), a rack (12) is installed on the inner wall of the side groove (10), one side of the rotating shaft (9) extends into the side groove (10), a gear (11) is mounted on one side of the rotating shaft (9), and the gear (11) cooperates with the rack (12).

2. A denture tool display rack according to claim 1, characterized in that: The top of the placing body (2) is slidably connected to a group of cover plate 1 (19), cover plate 2 (20) and cover plate 3 (21), and the number of each group of cover plate 1 (19), cover plate 2 (20) and cover plate 3 (21) is two. The top of the placing body (2) is provided with a group of slide groove 1 (22), slide groove 2 (23) and slide groove 3 (24), and the number of each group of slide groove 1 (22), slide groove 2 (23) and slide groove 3 (24) is two. Two bottom blocks (27) are symmetrically mounted on the bottom of plate one (19), and the bottom blocks (27) are slidably connected in the relative slide groove one (22); two bottom blocks (30) are symmetrically mounted on the bottom of cover plate two (20), and the bottom blocks (30) are slidably connected in the relative slide groove two (23); two bottom blocks (33) are symmetrically mounted on the bottom of cover plate three (21), and the bottom blocks (33) are slidably connected in the relative slide groove three (24).

3. A denture tool display rack according to claim 2, characterized in that: A double threaded rod 1 (25) and a sliding rod 1 (26) are respectively installed in the two slide grooves 1 (22), and the bottom block 1 (27) on one side is slidably connected to the outer wall of the sliding rod 1 (26), and the bottom block 1 (27) on the other side is threadedly connected to the outer wall of the double threaded rod 1 (25); a double threaded rod 2 (28) and a sliding rod 2 (29) are respectively installed in the two slide grooves 2 (23), and the bottom block 2 (30) on one side is slidably connected to the outer wall of the sliding rod 2 (29), and the bottom block 2 (30) on the other side is threadedly connected to the outer wall of the double threaded rod 2 (28); a double threaded rod 3 (31) and a sliding rod 3 (32) are respectively installed in the two slide grooves 3 (24), and the bottom block 3 (33) on one side is slidably connected to the outer wall of the sliding rod 3 (32), and the bottom block 3 (33) on the other side is threadedly connected to the outer wall of the double threaded rod 3 (31).

4. The denture tool display rack according to claim 3, characterized in that: A rear groove (45) is provided at the rear side of the display body (2), and the rear sides of the double-threaded rod (25), the slide rod (26), the double-threaded rod (28), the slide rod (29), the double-threaded rod (31) and the slide rod (32) all extend into the rear groove (45), and the rear sides of the double-threaded rod (25), the slide rod (26), the double-threaded rod (28), the slide rod (29), the double-threaded rod (31) and the slide rod (32) are all equipped with a bearing seat (46), and the bearing seat (46) is installed in the rear groove. The inner bottom of the double threaded rod (45), the rear side of the double threaded rod (25) is fitted with a pulley (47), the rear side of the double threaded rod (28) is fitted with a pulley (48), a connecting belt (49) is installed between the pulley (47) and the pulley (48), the rear side of the double threaded rod (28) is fitted with a pulley (50), the rear side of the double threaded rod (31) is fitted with a pulley (51), and a connecting belt (52) is installed between the pulley (50) and the pulley (51).

5. The denture tool display rack according to claim 4, characterized in that: The front side of the double-threaded rod 1 (25) is provided with a gear 2 (34), the side wall of the gear 2 (34) is meshed with a gear 3 (35), the center hole of the gear 3 (35) is provided with a connecting shaft (36), the connecting shaft (36) is rotatably connected in the display body (2), the inner wall of the other side of the carrying box (1) is provided with a side groove 2 (37), the inner wall of the side groove 2 (37) is installed with a rack 2 (38), the gear 3 (35) partially extends into the side groove 2 (37), and the gear 3 (35) is matched with the rack 2 (38).

6. The denture tool display rack according to claim 1, characterized in that: The top of the carrying box (1) is rotatably connected with a box cover (44), and the inner walls of the storage slots 1 (3), 2 (4) and 3 (5) are all installed with sponge layers (18); the bottom of the display body (2) is installed with a bottom plate (39), and the bottom plate (39) is slidably connected between the inner walls of the carrying box (1), and the bottom of the bottom plate (39) is symmetrically hinged with two connecting rods (40), and the bottom of the connecting rods (40) is hinged with a sliding block (41), and the sliding block (41) is slidably connected to the inner bottom of the carrying box (1), the two connecting rods (40) are cross-arranged, and a double-threaded rod (42) is threadedly connected between the two sliding blocks (41), one side of the double-threaded rod (42) is rotatably connected to the inner wall of the carrying box (1), and the other side of the double-threaded rod (42) passes through the carrying box (1), and the other side of the double-threaded rod (42) is installed with a knob (43).

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