CN211231189U

CN211231189U - Reassembling type Y type furniture tenon fourth of twelve earthly branches structure

Info

Publication number: CN211231189U
Application number: CN201920617009.5U
Authority: CN
Inventors: 徐俊华; 强明礼; 袁哲
Original assignee: Southwest Forestry University
Current assignee: Southwest Forestry University
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-08-11
Anticipated expiration: 2029-04-30

Abstract

The utility model discloses a detachable Y-shaped furniture tenon-and-mortise structure, which comprises 3 identical parts, wherein the parts at the node are matched with each other through tenons and mortises, the angle is 120 degrees, the detachable Y-shaped furniture tenon-and-mortise structure is Y-shaped and can be detached without adhesives; the end face of the single part in the node direction is an inclined plane, and the angles formed by the inclined plane and the long narrow face (side) and the short narrow face (side) are respectively 60 degrees and 120 degrees; the part terminal surface is slotted, and the tongue-and-groove is opening through type, is the rhombus, and the aspect ratio is 2: 1, the length of the mortise is the length of the inclined end face, the depth of the mortise is 1/2 of the width of the part, the width of the mortise is 1/3 of the thickness of the part, and the position is centered in the thickness direction of the part. The tenon opening of the part is centered in the thickness direction of one side of the short side, the distance between the tenon opening and the inclined end face is 1/2 of the length of the inclined end face, and the size of the tenon is consistent with that of the mortise. The processing of the mortise is completed on a lower shaft milling machine through a customized die; the processing of tenon is accomplished on the drilling machine through the diamond-shaped square groove drill.

Description

Reassembling type Y type furniture tenon fourth of twelve earthly branches structure

Technical Field

The utility model provides a reassembling type Y type furniture tenon fourth of twelve earthly branches structure and modern processing key technology thereof belongs to furniture structure and technical field.

Background

The traditional solid wood furniture mortise and tenon structure in China is ingenious in design and fine in manufacturing, and is an excellent non-material cultural heritage in China. Along with the improvement of the living standard of people and the enhancement of environmental protection consciousness, more and more consumers purchase solid wood furniture on purpose, but the traditional solid wood furniture tenon-and-mortise structure is complicated, the standardization degree of parts is low, and the mechanization is difficult to realize completely, so the processing efficiency is very low, and the furniture manufacturing cost is very high. The adhesive is an auxiliary material for manufacturing modern solid wood furniture, and most of the adhesives contain volatile organic compounds such as formaldehyde and the like which are harmful to human health. Therefore, the furniture industry urgently needs a mortise and tenon structure which is suitable for a modern processing technology and does not need to use an adhesive.

In addition, transportation, storage and installation costs are also increasing. Many enterprises desire to manufacture standardized components at a factory and then go to the consumer's home to select either an autonomous installation or a home installation based on the consumer's needs. At present, more and more consumers are willing to participate in the woodworking experience activity, so that many people can select independent installation, experience wood culture and save installation cost. The key of this kind of mode is that furniture will possess reassembling type tenon fourth of twelve earthly branches structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the standardization of complicated tenon fourth of twelve earthly branches spare part, dismantled and assembled and green problem, the utility model provides a reassembling type Y type furniture tenon fourth of twelve earthly branches structure and modern processing key technology make it can adapt to modernized production, need not to use the gluing agent to satisfy the market demand of independently installing.

The technical scheme of the utility model is realized like this: the utility model provides a detachable Y-shaped furniture tenon-and-mortise structure, which comprises 3 identical parts; the end face and the narrow face (side edge) of one part are respectively matched with the narrow faces and the end faces of the other two parts through mortise and tenon joints, the parts are locked through a force clamping method in two directions of friction force of a crossed joint face, disassembly and assembly can be realized, and adhesives are not needed; the included angle formed between every two parts is 120 degrees, the intersection area is seamless and triangular, the center of the node is Y-shaped, and the whole structure is eccentric Y-shaped.

The end face of the part in the node direction is an inclined plane, the angles formed by the inclined plane and the long and short narrow faces (side edges) are 60 degrees and 120 degrees respectively, the inclined end face is provided with a mortise, the mortise is through and is in a diamond shape, and the length-width ratio is 2: 1, namely a: b is 2: 1, the length of the mortise, namely the length (a) of the inclined end face of the part, is 2/3 of the width (W) of the part, namely a is 2b is 2/3W; the width of the mortise is 1/3 of the thickness (H) of the part, and the position is centered in the thickness direction of the inclined end face of the part; the mortise depth is 1/2 of the part width (W).

The part is rabbeted in the direction of a short narrow surface (side edge), the rabbeted head is rhombic, and the length-width ratio is 2: 1, the length of the tenon is consistent with the depth of the mortise and is 1/2 of the width (W) of the part; the tenon width is consistent with the mortise length, namely the length (a) of the inclined end face of the part is 2/3 of the width (W) of the part, and the position is b away from the inclined end face (b is a/2 is W/3); the thickness of the tenon is consistent with the width of the mortise and is 1/3 of the thickness (H) of the part, and the position is centered on the short narrow surface of the part.

Further, the end faces of the elements in opposite directions of the node point are typically connected to three legs of table type furniture.

Further, the processing of the mortise is finished on a lower shaft milling machine through a customized die and a clamp; the tenon is machined on a drilling machine through a customized diamond square groove drill, and the angles of the adjacent sides of the diamond square groove drill are 60 degrees and 120 degrees.

Furthermore, when the tenon-and-mortise joint is assembled, an adhesive is not needed, the three parts are unfolded at 120 degrees, and the tenon is matched with the mortise and assembled synchronously until the tenon-and-mortise joint is tightly matched.

Through the above disclosure, the features and advantages of the present invention are: the utility model discloses constitute by 3 identical parts, the part assembly need not the gluing agent, and the node is the Y type, can be used to between 3 legs of table platform class furniture. Compared with the prior tenon fourth of twelve earthly branches structure, the utility model discloses green can realize modern production, and production efficiency is higher, and the part standardization level is high, and production and transportation are convenient, and the installation is convenient with the dismantlement. Generally speaking, the utility model discloses can guarantee the machining precision, promote production efficiency, reduction in production cost is the furniture tenon fourth of the twelve earthly branches structure of an environment-friendly type.

Drawings

The accompanying drawings are included to provide a further understanding of the embodiments of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention and not to limit the embodiments of the invention.

FIG. 1-1 is a schematic view of the present invention illustrating the disassembly of the parts, tenons and mortises;

FIGS. 1-2 are schematic views of the assembly of the parts, tenons and mortises of the present invention;

FIGS. 1-3 are schematic diagrams showing the back side of the tenon and mortise for stacking parts and tenons;

FIG. 2 is a schematic view of the structure of a single part of FIGS. 1-1, 1-2 and 1-3;

FIG. 3 is a schematic illustration of the dimensions and location of the mortise and tenon joint of the part of FIG. 2;

FIG. 4 is a schematic view of a tongue and groove process for the part of FIG. 2;

FIG. 5 is a schematic view of the tenon machining of the part of FIG. 2.

The reference numbers are as follows:

1. a part; 11. a beveled end face; 12. short narrow faces; 13. long and narrow sides; 14. an end face; 2. a tenon; 21. the tenon is long; 22. the tenon is wide; 23. the tenon is thick; 3. mortises; 31. the tenon groove is long; 32. The width of the tenon groove; 33. the depth of the tenon groove is deep; 4. a lower shaft milling machine; 41. a cutter shaft; 42. a positioning roller; 43. Milling cutters; 5. a clamp; 51. a clamp; 52. a base plate; 6. diamond square groove drill; 61. a prismatic square groove sleeve; 62. a drill bit; 7. a position stopper; 71. a base; 72. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The embodiments of the present invention will be further explained with reference to the accompanying drawings:

the utility model discloses Y type furniture tenon fourth of twelve earthly branches structure, its overall assembly structure is as shown in fig. 1-1, 1-2 and 1-3, including 3 identical part 1, through tenon 2 and mortise 3 cooperation between the part 1, according to clockwise, the tenon 2 of part cooperates with the mortise of its rear part, the mortise 3 of part cooperates with the tenon of its the place ahead part, need not to use the gluing agent during the cooperation, the cooperation is closely after, the part is the contained angle that forms between two liang is 120, the regional seamless of crossing is triangle-shaped, the node center is the Y type, the whole eccentric Y type that is of structure.

The embodiment of the present invention provides a detailed implementation manner and function description of parts as follows:

as shown in fig. 2, the end face of the component in the mortise direction is an inclined plane 11, the angles formed by the inclined plane 11 and the long and short

narrow planes

13 and 12 are 60 degrees and 120 degrees respectively, a mortise is formed on the inclined end face 11 of the component, the mortise is through-opening and is in a diamond shape, and the length-width ratio is 2: 1, namely a: b is 2: 1, the length 31 of the mortise 3 is the length (a) of the inclined end face 11 of the part, and is 2/3 of the width (W) of the part, namely a is 2/3W; the width 32 of the mortise 3 is 1/3 of the part thickness (H), and is centered in the thickness direction of the part inclined end face 11; the depth 33 of the groove 3 is the distance of two parallel lines, 1/2 of the width (W) of the part.

In the embodiment, as shown in fig. 3-5, the part is rabbeted in the direction of the short narrow surface 12, the size and the shape of the tenon are the same as those of the mortise, and the length 21 of the tenon is consistent with the depth 33 of the mortise, which is 1/2 of the width (W) of the part; the rabbet width 22 is the same as the mortise length 31, i.e. the length (a) of the beveled end face of the part is 2/3 of the part width (W) and the position is b (b is W/3) from the beveled end face, see fig. 3; the dovetail thickness 23 is consistent with the dovetail width 32 and is 1/3 of the part thickness (H) and is centered in the thickness direction of the part short and narrow face 12.

The utility model discloses a key processing and installation step do:

1) and (3) processing the oblique end face, preparing wood with determined width and thickness, rotating a guiding rule of a circular sawing machine or a sliding table saw by 30 degrees, and enabling the end face of the wood to be in 30-degree angle with a saw blade for sawing, so that the angles formed by the long narrow face 13, the short narrow face 12 and the oblique end face 11 are respectively 60 degrees and 120 degrees.

2) Processing of the mortises referring to fig. 4, a part 1 is placed in a groove of a bottom plate 52 through a clamp with an inclination angle of 60 degrees and is fixed by the clamp 52, and a fixed rear milling cutter 43 is positioned in the middle of the part 1; the inclined end surface 11 is abutted against the positioning roller 42, so that the milling radius of the milling cutter 43 is the depth of the mortise; the cutting thickness of the milling cutter 43 is the width of the mortise; the hand-held clamp enables the part to do linear motion along the positioning roller to conduct milling.

3) The tenon is machined as shown in fig. 5, a part to be machined is placed in three position stoppers of a drilling machine operating platform, and the distance between the left and right position stoppers 7 is adjusted to be L1+ a; the front and back direction stopper ensures the maximum feeding distance to be W/2.

4) During assembly, the three parts are arranged according to central symmetry (as shown in figure 1-1), then the positions of the parts are properly adjusted, the three parts move along the matching direction of the tenon and the mortise at the same time until the three parts are completely matched, as shown in figures 1-2 and 1-3, after the three parts are tightly matched, an included angle formed between every two parts is 120 degrees, no gap exists in a junction area and the junction area is triangular, the center of a node is Y-shaped, and the whole structure is in an eccentric Y shape.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A detachable Y-shaped furniture mortise and tenon structure is characterized by comprising 3 identical parts; the end face and the side edge of the narrow face of one part are respectively matched with the narrow faces and the end faces of the other two parts through mortise and tenon joints, the mortise is inserted into or pulled out of the mortise, the parts are locked through a force clamping method in two directions of friction force of a crossed joint face, an included angle formed between every two parts is 120 degrees, the center of a node is Y-shaped, and the whole structure is eccentric Y-shaped.

2. The detachable Y-shaped furniture mortise and tenon structure according to claim 1, wherein the end faces of the parts in the node direction are inclined planes, and the angles formed by the inclined planes and the long and short narrow side edges are forces in two directions of 60 degrees and 120 degrees respectively.

3. The detachable Y-shaped furniture mortise and tenon structure according to claim 1, wherein the inclined end face of each part is provided with a mortise, the mortise is through-opening and rhombic, and the length-width ratio of the mortise is 2: 1.

4. the detachable Y-shaped furniture mortise and tenon structure according to claim 3, wherein the length of the mortise, i.e. the length of the inclined end face of the element, is 2/3 of the width of the element, i.e. a is 2/3W; the width of the mortise is 1/3 of the thickness of the part, and the position is centered in the thickness direction of the inclined end face of the part; the mortise depth is 1/2 the part width.

5. The detachable Y-shaped furniture mortise and tenon structure according to claim 1, wherein the part is provided with tenons in the direction of the short narrow side edge, each tenon is in a diamond shape, and the length-width ratio is 2: 1.

6. the detachable Y-shaped furniture mortise and tenon structure of claim 5, wherein the tenon length is consistent with the mortise depth and is 1/2 of the part width; the tenon width is consistent with the length of the mortise, namely the length of the inclined end face of the part is 2/1 of the width of the part, and the position is b (b is W/3) away from the inclined end face; the thickness of the tenon is consistent with the width of the mortise and is 1/3 of the thickness of the part, and the position is centered on the short narrow surface of the part.

7. The detachable Y-shaped furniture mortise and tenon joint structure according to claim 1 or 2, wherein the end faces of the parts in the opposite directions of the nodes are connected with three legs of table furniture.

8. The detachable Y-shaped furniture mortise and tenon joint structure according to claim 3 or 4, wherein the mortise is machined on a lower shaft milling machine through a customized die and a fixture.

9. The detachable Y-shaped furniture mortise and tenon structure according to claim 5, wherein the tenon is machined on a drilling machine through a customized diamond-shaped square groove drill, and the angles of adjacent sides of a diamond-shaped square groove of the diamond-shaped square groove drill are 60 degrees and 120 degrees.

10. The detachable Y-shaped furniture mortise and tenon structure according to claim 1, wherein when the mortise and tenon structure is assembled, three parts are unfolded at 120 degrees, and a tenon is aligned with a mortise and assembled synchronously until the tenon and the mortise are tightly matched; and adhesives are not needed in the mortise and tenon connection.