TW201100666A - Coupling memder for transmission element - Google Patents

Abstract

This invention department is one kind of chain link type driving element, mainly solves the custom to know chain link of type driving element the technical, in movement when this chain link has the interference easily with the driving element, therefore this invention contact point to the screw rod outside surface is smaller than because of this rolling body and trundle ditches distance of any of distance of this condition any of contact point this rolling body and trundle troughs to the cap nut internal surface limit, can the connection department toward the cap nut internal surface traverse, but causes the connection department to have a spacing with the screw rod outside surface, so will cause the connection department not and the screw rod outside surface has the interference, will cause the chain link the movement to be smoother relatively in the load way.

Description

201100666, VI. Description of the invention: [Technical field to which the invention pertains] The present invention is a transmission of a surname, a '

It is a transmission element that moves in a straight line, and it is filled with red-L and the transmission element is provided with a key strip that is spaced apart from the rolling body. L No Front Technology】 Ο 〇* Press, the current transmission components are in line with the requirements of high speed and quiet and prolonged use of life, so the requirements of the customer are required, so the chain of the spacer rolling element is installed in the transmission component to make the rolling element run. There is no collision with each other, that is, the rolling elements of the reflowing material flowing to the transmission element do not have a misaligned if-shaped shape, so that the circulation of the transmission element can be smoothed to meet the demand for speed operation, and the life of the transmission element is prolonged. In the above, as in the case of U.S. Patent Nos. 60,891, 17,628,383, a key bar is provided in 70 pieces of the transmission. US deliberation

See Figure 2, 8, and 17, in the case, to find the spear U. It is necessary to expose the guide member 3 with a negative disk "^ T guide bow 1 chain, but does not indicate that the chain is in the rolling body load area (refer to: screw The movement between the cap and the screw. Furthermore, the national 6628383 patent discloses that the internal addition of the nut is coupled to the inner surface of the inner part of the nut for guiding the chain in the load zone. 3 201100666 ^The above two cases do not explain the movement state of the chain in the load zone, please refer to the first and second diagrams, the chain mainly consists of the spacers 7 2 disposed on the side of the rolling elements 73, and the connecting partitions 7 The connecting portion 7 '1' constitutes 'the connecting portion 71 is located between the screw outer surface '500' and the inner surface 62 of the nut in the load zone' and the thickness fT of the connecting portion 7 is not the screw 5 and the outer dimension of the nut 6 is deduced by the difference, then the connecting portion 71 will interfere with the outer surface 52 of the screw (as shown by 〇帛1, the connecting portion 7 1 is attached to the outer surface 52 of the screw The friction is generated, which causes the connecting portion 71 to be distorted (as shown in the second figure) to make the rolling element 7 3 unable to fit the spacer 7 2. This will cause the spacer 72 to be unilaterally stressed and the buckle will be caught to shorten the service life of the chain. In addition, the key ring will not be smooth and severe, which will cause the connection to break and cause the transmission component to be surplus. The invention operates or shortens the service life. [Invention] In the above-mentioned prior art, the inventor of the present invention has been researched and developed, and finally the invention of the purpose of the invention of the following is born, that is, 'the primary purpose of the present invention is to make The chain is circulated in the transmission element without interference. For the above purpose, the invention is a chain type transmission element 4 2〇1100666, which comprises: a screw, the outer surface of which is provided with a spiral rolling groove; The nut is provided with a through hole, and the inner surface of the through hole is provided with a spiral rolling groove of the pair of heart-moving grooves, and the rolling groove is charged and controlled by the rolling groove, and the nut is provided with - Reflow element, the

仏, the L-piece is provided with a return path, which is connected to the load path to form an infinite track; the material module is disposed in the infinite simple t, the rolling mode is self-contained H filament body and L (four), the simple strip has a shoulder = inter-text 卩m portion and two connecting portions 'the spacer portion is located between the rolling elements and has a "pitch" between the rolling elements. :: spacer, the rolling system and the rolling groove and the correcting contact 'and the rolling element and the rolling material - contact point to the snail

The distance between the Si surface is smaller than the distance between the rolling element and the rolling groove - contact = inner surface of the nut (in other words, the distance from the rolling element to the inner surface of the nut is smaller than the center of the rolling body to the screw The distance from the outer surface).

^ itG 日士^ The outer surface is made to spiral motion/, the movement path of the money section is not located at the diameter of the pitch circle (俜: the moving body is in the r-path r, and the β-top towel connected by the center of the rolling element is smaller than the straight Pinch, so the connection part is easy to be produced with the 201100666 screw surface, and the joint is twisted, so that the rolling element can not fit the gap, and the chain runs in the load path, which is not smooth. By the contact of the rolling element with the rolling groove - the distance from the outer surface of the snail is less than the distance between the contact point of the rolling element and the rolling groove to the inner surface of the nut (or alternatively, the rolling element The distance from the center to the inner surface of the nut is smaller than the distance from the center of the rolling element to the outer surface of the screw. Under the limitation of this condition, the O# portion can be moved toward the inner surface of the nut, and the connecting portion and the outer surface of the screw are generated. - the spacing, so that the joint does not interfere with the outer surface of the screw, and the chain is operated more smoothly in the load path. However, the distance between the contact point of the rolling element and the rolling groove to the outer surface of the screw is The purpose of the distance between the contact point of the rolling element and the rolling groove to the inner surface of the nut is as follows: (1) First, when processing the rolling groove and the rolling groove, the processing is performed by different tooth types. The above-mentioned purpose is achieved by controlling the contact points of the rolling groove and the rolling groove with the rolling elements. Secondly, the above purpose can be achieved by reducing the size of the outer diameter of the screw, and the outer diameter of the screw can be known by the following formula: 1 (PCD^ 2 (BD + s^ 2 T -- -K 2 il 2 J l 2 JV ) 6 201100666 〇D screw outer diameter size BD rolling element diameter PCD pitch diameter s rolling element spacing κ thickness of connecting part τ distance between connecting surface and outer surface of screw for further The description of the embodiments of the present invention and the technical description of the present invention are to be understood by the following description of the invention and the accompanying drawings. [Embodiment] Referring to the third to seventh figures, the present invention is a chain type transmission component, comprising: a screw 1 having a spiral rolling groove i 外 on the outer surface thereof; The through hole 2 3 is provided with a spiral rolling groove 2 1 opposite to the rolling groove 11 in the surface of the through hole 23, and the rolling groove 1 1 and the rolling groove 2 1 form a load path And the nut 2 is provided with a reflow element 3, which is The component 3 is provided with a return path (not shown) that is connected to the load path to form an infinite track; a rolling module 4 is disposed in the infinite track, the rolling mode, and The 4 series includes a plurality of rolling elements 43 and a chain having a plurality of spacers 4 2 and two connecting portions 4 1 . The spacers 201100666 4 2 are located between the rolling elements 43 such that the rolling elements are There is a distance S between the 4 3, the connecting portion 4 1 is located at the side of the partition portion 4 2 and connects the spacer portions 42 . The rolling element 43 is in contact with the rolling groove 1 and the rolling groove 2 1 . And the distance c 2 between the rolling contact 4 3 and the contact point 6 2 of the rolling groove 1 1 to the outer surface 2 of the screw is smaller than any contact point 6 1 to the screw of the rolling element 4 3 and the rolling groove 2 1 The distance C1 of the inner surface of the cap 2 (or alternatively, the distance from the center 43 i of the roller body to the inner surface 22 of the nut is less than the distance from the center of the rolling body 4 3 i to the outer surface of the screw 2 When the 4 chain is spirally moved on the outer surface of the screw: the connecting portion of the key bar 4 1 is not in a straight circle path

The distance c 2 between the body 4 3 and any one of the rolling grooves 2 c is smaller than any contact point β i of the rolling element to the inner surface 2 of the nut, and the connecting portion 41 can be twisted into the inner surface of the nut to make the rolling body 4 3 The problem of unilateral wear and tear. Therefore, according to the present invention, the distance between the rolling contact point 6 2 and the outer surface of the screw surface 4 3 and the surface 2 2 of the rolling groove 2 1 is 2, the condition of the nut inner surface 2 2 is shifted by 8 201100666, and the connecting portion 4 is rod. The outer surface ^ is such that the connecting portion 4 does not have a fish a1 and the outer surface 12 of the system is relatively thin to make the chain run smoothly in the load path.

(10) The rolling element of the female money bead screw 4 3 and the rolling groove are completed - the distance between the contact point 62 and the outer surface 12 of the screw is smaller than the contact point of the rolling element 43 and the rolling groove 21 - the contact point 6 ι to the nut There are two ways for the distance C1 of the surface 22: - in the processing of the rolling groove and the rolling groove, by the different teeth (or different sections) of the work (4) rolling groove and the contact between the rolling groove and the rolling element Point to achieve the above purpose. /, two, by reducing the outer diameter of the screw, and only by the following formula can calculate J: = size (see below for the sixth figure): 〇 τ 涉

〇D screw outer diameter size BD (four) body diameter pc D蟥 round diameter s rolling element pitch K thickness of the connecting portion Τ the distance between the surface of the connecting portion and the outer surface of the screw, ''τ, the above' the present invention does not connect the chain It will interfere with the surface of the screw 201100666, which will greatly improve the performance of the transmission component and prolong its service life. Therefore, the "industrial availability" of the present invention should be undoubtedly disclosed, but otherwise disclosed in the embodiment of the present invention. The hybrid technology 'has not been seen in publications before the application, nor has it been used publicly. It not only has the fact that the effect is improved as described above, but also has an additional effect that cannot be neglected. Therefore, the novelty I and the present invention of the present invention Progressiveness has been in compliance with patent regulations, and the application for invention patents has been filed in accordance with the law's request for review and early grant of patents. The above description of the present invention is intended to be illustrative of the invention and is not intended to limit the scope of the invention. 201100666 [Simple description of the diagram] The first diagram is a schematic diagram of the operation of the chain of the prior art in the transmission component. The second figure is a schematic diagram of the orbital operation of the chain of the prior art in the transmission element. The third figure is a perspective view of the chain transmission component of the present invention. The fourth figure is a perspective view of the chain transmission element removing nut of the present invention. – Figure 5 is a schematic illustration of the orbital operation of the chain of the invention in the transmission element. The sixth figure is a supplementary explanatory diagram of the formula derivation of the outer diameter of the screw and the nut of the present invention. The seventh figure is a schematic view of the contact point between the rolling groove of the rolling mill and the rolling groove of the screw and the rolling groove of the nut. 〇11 201100666 [Description of main component symbols] Conventional technology 5 Screw 5 1 Rolling groove 52 Screw outer surface 6 Nut 6 1 Rolling groove 6 2 Nut inner surface 7 1 Connecting portion 7 2 Spacer 7 3 Rolling body T Thickness Invention 1 Screw 11 Rolling groove 12 Screw outer surface 2 Nut 2 1 Rolling groove 2 2 Nut inner surface 2 3 Through hole 3 Reflow element 4 Rolling module 4 1 Connecting portion 4 2 Spacer 4 3 Rolling body 4 3 1 Rolling Center of the moving body 6 1 , 6 2 Contact point 〇D Screw outer diameter size BD Rolling diameter PCD pitch diameter S Rolling element pitch K Thickness of the joint T Distance between the surface of the joint and the outer surface of the screw 12

Claims (1)

201100666 VII. The scope of the patent application: 1 · The type of chain transmission component includes: a screw 'the outer surface is provided with a spiral rolling groove; a nut ' is provided with a through hole, the inner surface of the through hole The utility model is provided with a spiral rolling groove opposite to the rolling groove, the rolling groove and the rolling groove and the two forming a geometric path, and the nut is provided with a reflow element, and the reflowing device is provided with a return flow path The return channel is connected to the load path to form an infinite track; Ο ^ scrolling H depends on the infinite z, the rolling module comprises: a plurality of rolling bodies and a chain, the key bar The plurality of spacers and the connecting portion are disposed between the rolling elements to have a spacing between the rolling elements, and the connecting portion is located at a side of the spacing portion and connects the spacing portions, the rolling system and the rolling portion The rolling groove and the rolling groove are in contact, and the distance between the contact point of the rolling body and the rolling groove to the outer surface of the screw is smaller than the distance between the contact point of the rolling element and the nut rolling groove to the inner surface of the nut. The chain type transmission component according to claim 2, wherein the outer diameter of the screw is calculated by the following formula: /, OD PCD' m -ι-x2 〇D screw outer diameter size BD material _ 13 201100666 PCD pitch diameter s rolling element spacing κ thickness of the joint Τ the distance from the surface of the joint to the outer surface of the screw. The chain drive element according to the scope of claim 1 wherein the center of the rolling element is inside the nut The distance of the surface is less than the distance from the center of the rolling element to the outer surface of the screw. 〇 4. The chain type transmission element according to the invention of claim i, wherein the 5 haul rolling groove is different from the rolling groove. 〇 14