Tool magazine of false tooth engraving and milling machine

Abstract

The utility model discloses a tool magazine of a false tooth engraving and milling machine. The tool magazine comprises a tool magazine main body, a tool magazine cantilever, a tool setting gauge, a guide sleeve, a tool magazine spring and a spring supporting plate, a guide hole, a reference hole and a tool setting gauge mounting groove are formed in the top surface of the tool magazine main body, and a tool setting gauge wire outlet channel is formed in the left side surface of the tool magazine main body; a tool magazine spring and a guide sleeve are inserted in the guide hole from bottom to top; the tool setting gauge installation groove penetrates through the rear side face of the tool magazine body, and a tool setting gauge is installed in the tool setting gauge installation groove. The tool setting gauge wire outlet channel is communicated with the tool setting gauge mounting groove; the tool magazine cantilever is in a T shape and comprises a transverse cantilever support and a longitudinal cantilever body. The right side face of the cantilever body is connected with the left side face of the tool magazine body and provided with a first wire hole. The wire guide hole I corresponds to the position of a wire outlet channel of the tool setting gauge; a second wire hole is formed in the rear side face of the cantilever support. And the wire guide hole I and the wire guide hole II are communicated with each other through a wire guide channel formed in the tool magazine cantilever, so that the working efficiency, the machining precision and the pre-tightening force are improved.

Description

Technical Field

[0001] The utility model relates to a special tool magazine, in particular to a tool magazine for a denture carving and milling machine, belonging to the technical field of denture processing. Background Art

[0002] In the prior art, dentures are generally made of titanium columns, glass ceramics, etc., and are engraved and milled on dental engraving and milling machines. The engraving and milling process requires a matching tool magazine to complete various processing requirements, such as milling, drilling, boring, etc.

[0003] At present, most of the engraving and milling machine tool magazines on the market are composed of tool setting instruments, tool magazine bodies, tool guide sleeves, etc. Figure 1 As shown, the common tool magazine body includes a mounting seat 01, a buckle cover 06 fixed on the mounting seat 01, a tool holder 02 connected to the mounting seat 01, and a tool holder 012 fixed on the tool holder 02, which is mainly fixed by the buckle cover 06 and the steel ball, and the tool holder 012 is used to fix the needle. However, the above structural design has the following shortcomings: a. The product has a single function: it can only clamp three tools, and there is no integrated tool setting function, the operation process is time-consuming, and the work efficiency is low; b. The product structure is weak: the straight-out design has a small force area, and the tool hole causes the product to have a thin wall, which easily affects the processing accuracy; c. The product preload force is insufficient: the whole is assembled by a snap-on connection method, the equipment is easy to loosen during processing, and it is also easy to vibrate, and the operation is more laborious.

[0004] Therefore, it is urgent to develop and design a special tool magazine suitable for denture carving and milling machines. Summary of the invention

[0005] In view of the above existing technical problems, the utility model provides a tool magazine for a denture carving and milling machine to achieve the technical purpose of improving work efficiency, processing accuracy and preload force.

[0006] To achieve the above-mentioned purpose, the utility model provides a tool magazine for a denture engraving and milling machine, comprising a tool magazine body, a tool magazine cantilever installed on the left side of the tool magazine body, a tool setting instrument installed on the tool magazine body, a plurality of guide sleeves and a plurality of tool magazine springs, and a spring support plate installed on the bottom surface of the tool magazine body;

[0007] The top surface of the tool magazine body is provided with a plurality of guide holes, a reference hole, and a tool setting instrument installation groove, and a tool setting instrument outlet channel is provided on the left side thereof; a tool magazine spring and a guide sleeve are inserted in the guide hole from bottom to top; the guide sleeve and the knife ring mounted on the needle are interference pre-tightened; the tool setting instrument installation groove runs through the rear side surface of the tool magazine body, and a tool setting instrument is installed therein; the tool setting instrument outlet channel is connected to the tool setting instrument installation groove;

[0008] The tool magazine cantilever is T-shaped, including a transverse cantilever support and a longitudinal cantilever body, and the rear side surface of the cantilever body is connected to the middle of the front side surface of the cantilever support; the right side surface of the cantilever body is connected to the left side surface of the tool magazine body, and a wire hole 1 is opened thereon; the wire hole 1 corresponds to the position of the tool setting instrument wire outlet channel; the rear side surface of the cantilever support is opened with a wire hole 2; the wire hole 1 and the wire hole 2 are interconnected through a wire channel opened inside the tool magazine cantilever.

[0009] The beneficial effects of the above technical solution are: A. The layout of the tool magazine body is optimized, so that a small-area tool magazine can prepare ten tools, which greatly improves the space utilization rate, and the extension distance of the cantilever body avoids the processing area, which improves the work efficiency;

[0010] B. The guide hole on the tool magazine body runs through the upper and lower parts, without any restriction on tool length, and is suitable for needles of various lengths, with more functions;

[0011] C. The tool setting instrument circuits are connected to the system through the wire holes 1 and 2 in the cantilever body, and there is no exposure of the circuits, achieving a reasonable wiring harness layout and a neat and generous effect;

[0012] D. All parts are pre-tightened by screws, which means they can be disassembled independently or as a whole, achieving the effect of reasonable parts assembly and easy installation and disassembly; and, after all parts are assembled, the needle can be inserted into the tool magazine and the tool change process can be carried out as soon as possible, achieving the effect of simpler operation.

[0013] Furthermore, in the utility model, a top surface of the tool magazine body is provided with a plurality of tool numbers, and the tool numbers are located on the sides of the corresponding guide holes.

[0014] The beneficial effect of the above technical solution is that the tool used can be clearly known through the tool number, and the position of the tool setting instrument is independent, which avoids the tool setting process affecting other tools, realizes a more reasonable processing space distribution and clearer functional division.

[0015] Furthermore, in the utility model, a tool magazine body fixing hole is provided on the left side of the tool magazine body, and a cantilever body fixing hole is provided on the right side of the cantilever body, and the positions of the tool magazine body fixing hole and the cantilever body fixing hole match.

[0016] The beneficial effect of the above technical solution is that the cantilever body is pre-tightened and fixed by four screws through the cantilever support fixing holes, thereby achieving a more stable overall structure of the tool magazine and a more reliable operation.

[0017] Furthermore, the utility model provides a cantilever support fixing hole on the rear side of the cantilever support.

[0018] According to a further aspect of the utility model, a debris discharge port is provided on the bottom surface of the cantilever body, and the debris discharge port is connected to the wire channel.

[0019] Furthermore, in the present invention, the left side surface of the cantilever body is an arc surface.

[0020] The beneficial effect of the above technical solution is that the T-shaped structure and the arc transition surface of the cantilever body are conducive to more uniform force, thereby achieving a more stable overall structure of the tool magazine and more reliable operation.

[0021] Further, the utility model provides that the guide sleeve is cylindrical, comprising a lower sleeve body and an upper sleeve body connected along the axial direction, and the diameter of the lower sleeve body is larger than the diameter of the upper sleeve body; the lower aperture of the guide hole is larger than the upper aperture, and respectively cooperates with the sizes of the lower sleeve body and the upper sleeve body.

[0022] Furthermore, in the present invention, a plurality of cutting openings are evenly formed on the side wall of the upper sleeve body of the guide sleeve along the axial direction.

[0023] In summary, compared with existing products, the technical advantages of the utility model are:

[0024] 1. The tool magazine adopts a modular design, which is convenient for staff to assemble and maintain, and has a stable structure, which improves the efficiency of taking out the needle and makes the processing more accurate;

[0025] 2. The tool magazine is fully functional, integrating functions such as tool changing, tool setting, and automatic adjustment. It shortens the required distance in the entire process of air blowing-tool setting-tool changing-tool setting, and improves efficiency and operating accuracy;

[0026] 3. Through the tool setting instrument outlet channel, wire hole 1, guide channel, wire hole 2, the hidden wiring harness design can not only save space, but also protect electrical components and reduce the failure rate;

[0027] 4. It is suitable for all denture engraving and milling needles with a cutter ring diameter of 8mm and a cutter handle less than 20mm, and is conducive to processing a variety of workpieces;

[0028] 5. Added fixture numbers to facilitate users to perform personalized processing according to their needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a structural schematic diagram of the existing tool magazine body;

[0030] Figure 2 It is a front view of the utility model;

[0031] Figure 3 It is a rear view of the utility model;

[0032] Figure 4It is a left view of the utility model;

[0033] Figure 5 It is a right side view of the utility model;

[0034] Figure 6 It is a bottom view of the utility model;

[0035] Figure 7 It is a top view of the utility model;

[0036] Figure 8 It is a structural schematic diagram of the tool magazine main body in the utility model;

[0037] Fig. 9 This is a schematic diagram of the structure of the tool magazine cantilever in the utility model;

[0038] Fig.10 This is a schematic diagram of the structure of the guide sleeve and the guide ring in the utility model;

[0039] Fig.11 It is a schematic diagram of the assembly of the utility model;

[0040] In the figure: 01, mounting seat, 02, tool holder, 06, buckle cover, 012, tool holder, 1, tool magazine body, 11, guide hole, 12, reference hole, 13, tool number, 14, tool setting instrument installation groove, 15, tool magazine body fixing hole, 16, tool setting instrument outlet channel, 2, tool magazine cantilever, 21, cantilever body, 211, cantilever body fixing hole, 212, wire hole one, 213, debris discharge port, 22, cantilever support, 221, cantilever support fixing hole, 222, wire hole two, 3, tool setting instrument, 4, guide sleeve, 41, upper sleeve body, 42, lower sleeve body 43, cutting port, 5, tool magazine spring, 6, spring support plate, 7, turning needle, 71, knife ring. DETAILED DESCRIPTION

[0041] The present invention is further described below in conjunction with the accompanying drawings. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0042] In the following description, reference is made to the accompanying drawings, which describe several embodiments of the present application. It should be understood that other embodiments may also be used, and that mechanical composition, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present disclosure. The following detailed description should not be considered restrictive, and the scope of the embodiments of the present application is limited only by the claims of the published patents. The terms used herein are only for describing specific embodiments and are not intended to limit the present application. Spatially related terms, such as "upper", "lower", "left", "right", "front", "back", etc., may be used in the text to facilitate the description of the relationship between an element or feature shown in the figure and another element or feature.

[0043] like Figure 2-Figure 7 As shown, this embodiment provides a tool magazine for a denture engraving and milling machine, including a tool magazine main body 1, a tool magazine cantilever 2 connected to the left side of the tool magazine main body 1, a tool setting instrument 3 installed on the tool magazine main body 1, a plurality of guide sleeves 4, a plurality of tool magazine springs 5, and a spring support plate 6 installed on the bottom surface of the tool magazine main body 1, which are specifically introduced as follows.

[0044] like Figure 8 As shown, the tool magazine body 1 is in a cubic shape, with a plurality of guide holes 11, a reference hole 12, and a tool setting instrument installation groove 14 on its top surface, and a tool setting instrument outlet channel 16 on its left side surface.

[0045] The guide hole 11 is a through hole, in which the corresponding tool magazine spring 5 and the guide sleeve 4 are inserted from bottom to top, which is used to provide a fixed position for the guide sleeve 4 so that it can only move up and down.

[0046] The guide sleeve 4 and the knife ring 71 mounted on the turning needle 7 are interference pre-tightened.

[0047] The reference hole 12 is used for positioning and can provide a reference surface for subsequent adjustment of equipment accuracy.

[0048] The tool setting instrument installation groove 14 passes through the rear side surface of the tool magazine body 1, and the tool setting instrument 3 is installed therein.

[0049] The tool setting instrument wire outlet channel 16 is communicated with the tool setting instrument installation groove 14 .

[0050] In a specific implementation, ten guide holes 11 are arranged in three rows along the direction of the tool magazine cantilever 2, and the spacing between adjacent guide holes 11 is equal, for example, the lateral distance between adjacent guide holes 11 is 25 mm, and the longitudinal distance is 20 mm.

[0051] The reference hole 12 is provided at the center of four adjacent guide holes 11.

[0052] In other embodiments, Figure 8As shown, the top surface of the tool magazine body 1 is also provided with a plurality of tool numbers 13 , and the tool numbers 13 are located on the sides of the corresponding guide holes 11 .

[0053] like Fig. 9 As shown, the tool magazine cantilever 2 is T-shaped, including a transverse cantilever support 22 and a longitudinal cantilever body 21 , and the rear side of the cantilever body 21 is connected to the middle of the front side of the cantilever support 22 .

[0054] The right side of the cantilever body 21 is connected to the left side of the tool magazine body 1 , and a wire hole 212 is provided thereon.

[0055] The wire hole 1 212 corresponds to the position of the tool setting instrument wire outlet channel 16 .

[0056] A second wire hole 222 is formed on the rear side of the cantilever support 22 .

[0057] The first wire hole 212 and the second wire hole 222 are connected to each other through a wire channel provided inside the tool magazine cantilever 2 .

[0058] In specific implementation, the diameter of the wire hole 1 212 and the wire hole 222 is 12mm, which respectively matches the position of the outlet of the tool setting instrument 3 and the connection point of the circuit system, and is connected to each other through the wire channel inside the tool magazine cantilever 2, so that the outlet wire and the air pipe of the tool setting instrument 3 can pass through the wire channel. In addition, the tool setting instrument 3 is blown once before use to blow away the dust on the surface of the tool setting instrument 3 to increase the tool setting accuracy. On the one hand, it protects the line from being damaged by the mechanical structure, and on the other hand, it makes the overall structure neater.

[0059] In other embodiments, the left side of the tool magazine body 1 is provided with a tool magazine body fixing hole 15, the right side of the cantilever body 21 is provided with a cantilever body fixing hole 211, and the positions of the tool magazine body fixing hole 15 and the cantilever body fixing hole 211 match. In specific implementation, four M4 screws are used through the cantilever body fixing hole 211 and the tool magazine body fixing hole 15 to well link the tool magazine body 1 and the cantilever body 21 together, which not only facilitates the early assembly, but also improves the later maintenance efficiency.

[0060] In other embodiments, a cantilever support fixing hole 221 is provided on the rear side of the cantilever support 22. In specific implementation, four M6 screws are used through the cantilever support fixing hole 221 to fix the entire tool magazine to other components, thereby ensuring the reliability of the structure.

[0061] In other embodiments, a debris discharge port 213 is provided on the bottom surface of the cantilever body 21, and the debris discharge port 213 is connected to the wire channel. In specific implementation, since the debris discharge port 213 is located between the wire hole 1 212 and the wire hole 222, the cutting residues entering the wire channel can fall therefrom, thereby protecting the safety of the internal circuit of the wire channel.

[0062] In other embodiments, Fig. 9 As shown, the left side of the cantilever body 21 is an arc surface. For example, the left side is connected to the bottom surface and the top surface by an arc with a curvature of 1 / 80, which can reduce stress concentration on the one hand and make the outer side surface more rounded and aesthetically pleasing on the other hand.

[0063] like Figure 8 and Fig.10 As shown, the corresponding tool magazine spring 5 and guide sleeve 4 are inserted into the guide hole 11 from bottom to top.

[0064] The guide sleeve 4 is inserted into the corresponding guide hole 11 , and the corresponding tool magazine spring 5 is placed below the guide sleeve 4 , and the tool magazine spring 5 is fixedly supported by a spring support plate 6 fixed to the bottom surface of the tool magazine body 1 .

[0065] In specific implementation, the guide sleeve 4 is provided with an upward thrust by the tool magazine spring 5, and the bottom of the tool magazine spring 5 is fixed by a spring support plate 6 to prevent it from falling off. In this way, when changing the tool, the needle 7 will not be damaged or collided with the tool magazine body 1 due to the spindle clamping the needle 7.

[0066] In other embodiments, the guide sleeve 4 is cylindrical, including a lower sleeve body 41 and an upper sleeve body 42 connected in the axial direction, and the diameter of the lower sleeve body 42 is larger than the diameter of the upper sleeve body 42, and the knife ring 71 set on the needle 7 is pre-tightened with the upper sleeve body 42 of the guide sleeve 4. At the same time, the lower aperture of the guide hole 11 is larger than the upper aperture, and matches the size of the lower sleeve body 41 and the upper sleeve body 42 respectively. For example: the diameter of the lower sleeve body 42 is 11.7mm, the diameter of the upper sleeve body 41 is 9mm, and the lower diameter of the guide hole 11 is 12mm, and the upper diameter is 9.1mm.

[0067] In other embodiments, the side wall of the upper sleeve body 41 of the guide sleeve 4 is uniformly provided with a plurality of cutting openings 43 along the axial direction. In specific implementation, the upper sleeve body 41 of the guide sleeve 4 is slightly expanded by wire cutting, so that the knife ring 71 is stuck in the upper sleeve body 41, so that the knife needle 7 does not fall off.

[0068] like Fig.11As shown, the T-shaped tool magazine cantilever 2 serves as a support, and the cubic tool magazine body 1 is located at the front end of the tool magazine cantilever 2 and is flush with its end face, and is fixed to the left side of the tool setting instrument installation groove 14 of the tool magazine body 1 by two M4 screws 10 mm apart. The positions of the final guide sleeve 4 and the tool magazine spring 5 are determined by the guide hole 11. Both the processing and assembly are very reasonable, and the limited space inside the engraving and milling machine can be well utilized.

[0069] According to the above technical solution, the specific use process of the utility model is as follows:

[0070] 1. Tighten the cantilever body fixing hole 211 of the tool magazine cantilever 2 and the tool magazine body fixing hole 15 of the tool magazine body 1 by means of screws.

[0071] 2. Place the tool setting instrument 3 in the tool setting instrument installation groove 14, lead its line to the rear end of the equipment through the wire hole 1 212 and the wire hole 2 222, and lock the bottom of the tool setting instrument 13 in the tool magazine body 1.

[0072] 3. Push the guide sleeve 4 and the tool magazine spring 5 upward from the bottom surface of the tool magazine body 1 into the corresponding guide hole 11 , and lock the spring support plate 6 on the bottom surface of the tool magazine body 1 .

[0073] 4. Put the turning needle 7 into the guide sleeve 4. The knife ring 71 of the turning needle 7 can be clamped in the guide sleeve 4 and is suitable for all denture carving and milling turning needles 7 with a knife ring diameter of 8mm and a knife handle less than 20mm.

[0074] In summary, the utility model has ingenious design, richer functions, is suitable for various styles of processed parts, is simpler to operate, and the product is more user-friendly.

[0075] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A tool magazine for a denture engraving and milling machine, characterized in that: It includes a tool magazine body, a tool magazine cantilever installed on the left side of the tool magazine body, a tool setting instrument installed on the tool magazine body, a plurality of guide sleeves and a plurality of tool magazine springs, and a spring support plate installed on the bottom surface of the tool magazine body; The top surface of the tool magazine body is provided with a plurality of guide holes, a reference hole, and a tool setting instrument installation groove, and a tool setting instrument outlet channel is provided on the left side thereof; a tool magazine spring and a guide sleeve are inserted in the guide hole from bottom to top; the guide sleeve and the knife ring mounted on the needle are interference pre-tightened; the tool setting instrument installation groove runs through the rear side surface of the tool magazine body, and a tool setting instrument is installed therein; the tool setting instrument outlet channel is connected to the tool setting instrument installation groove; The tool magazine cantilever is T-shaped, including a transverse cantilever support and a longitudinal cantilever body, and the rear side surface of the cantilever body is connected to the middle of the front side surface of the cantilever support; the right side surface of the cantilever body is connected to the left side surface of the tool magazine body, and a wire hole 1 is opened thereon; the wire hole 1 corresponds to the position of the tool setting instrument wire outlet channel; the rear side surface of the cantilever support is opened with a wire hole 2; the wire hole 1 and the wire hole 2 are interconnected through a wire channel opened inside the tool magazine cantilever.

2. The tool magazine of a denture engraving and milling machine according to claim 1, characterized in that: The top surface of the tool magazine body is also provided with a plurality of tool numbers, and the tool numbers are located on the sides of the corresponding guide holes.

3. The tool magazine of a denture engraving and milling machine according to claim 1, characterized in that: A tool magazine body fixing hole is provided on the left side of the tool magazine body, and a cantilever body fixing hole is provided on the right side of the cantilever body, and the positions of the tool magazine body fixing hole and the cantilever body fixing hole match.

4. A tool magazine for a denture engraving and milling machine according to claim 1 or 3, characterized in that: A cantilever support fixing hole is provided on the rear side surface of the cantilever support.

5. A tool magazine for a denture engraving and milling machine according to claim 1 or 3, characterized in that: A debris discharge port is provided on the bottom surface of the cantilever body, and the debris discharge port is connected to the wire channel.

6. A tool magazine for a denture engraving and milling machine according to claim 1 or 3, characterized in that: The left side surface of the cantilever body is an arc surface.

7. The tool magazine of a denture engraving and milling machine according to claim 1, characterized in that: The guide sleeve is cylindrical and includes a lower sleeve body and an upper sleeve body connected along the axial direction. The diameter of the lower sleeve body is larger than the diameter of the upper sleeve body. At the same time, the lower aperture of the guide hole is larger than the upper aperture, which respectively matches the sizes of the lower sleeve body and the upper sleeve body.

8. The tool magazine of the denture engraving and milling machine according to claim 7, characterized in that: The side wall of the upper sleeve body of the guide sleeve is evenly provided with a plurality of cutting openings along the axial direction.

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