TWM522281U - Roller holder and slide assembly - Google Patents

Description

Roller holder and slider assembly

The present invention relates to a rolling element retaining structure for a slider, and more particularly to an easy to assemble roller retainer and slider assembly.

The existing linear slide rail often uses a ball or a roller as a sliding interface between the slider and the slide rail, and the frictional force of the slider can be minimized by the rolling method of rolling the rolling body and reducing the contact with the rail. In the state, it slides over the slide rails, and its actuation has a high degree of precision.

In general, the rollers circulate in a fixed path along the fixed path and the rollers must be exposed to contact the rails as they travel through a portion of the path. When the roller is exposed, it must be positioned on the slider by the retaining structure, so that the ball does not fall off from the slider. The existing retaining structure is mostly composed of a plastic strip, and the roller is arranged by a pair of plastic strips. When passing between the plastic strips, the rollers can be exposed, and the rollers are prevented from falling off by the edges of the plastic strips. Therefore, it is necessary to mount the plastic strips to the slider one by one during assembly, which is quite inconvenient to assemble.

In view of this, the creator has made great efforts to solve the above problems by focusing on the above-mentioned prior art, and has devoted himself to the application of the theory, that is, the goal of the creator's improvement.

This creation provides an easy to assemble roller holder.

The present invention provides a roller cage that is disposed in a slider that includes a plurality of retaining strips and a pair of splints. The retaining strips are arranged in parallel with each other. A channel is formed between the adjacent two retaining strips. The clamping plates are arranged in parallel with each other for clamping the slider, and one of the clamping plates integrally connects one end of each of the holding strips, and the other clamping plate integrally connects the other ends of the respective holding strips.

Preferably, each of the splints is respectively provided with at least one circulation hole. The number of circulation holes arranged on each of the plates corresponds to the number of channels. At least one of the retaining strips is formed with a hollow structure.

The present invention further provides a slider assembly that includes a slider and a pair of roller holders. The slider is formed with a chute. The roller holders are disposed opposite to each other in the sliding groove, and each of the roller holders respectively includes a plurality of retaining strips and a pair of clamping plates, and the retaining strips of the roller retainers are arranged parallel to each other and adjacent to the two retaining strips. Forming a channel, one of the clamping plates of each roller holder integrally connects one end of each of the retaining strips, and the other clamping plate of the roller retainer integrally connects the other end of each retaining strip of the roller retainer, the pair of roller retainers The splints are arranged in parallel with each other and sandwich the slider.

Preferably, the slider assembly slider assembly includes a circulation tube corresponding to the channel and a pair of end caps, each of which has a curve formed therein, wherein a curve is connected to one end of the circulation tube and one end of the channel Another curve is connected between the other end of the circulation pipe and the other end of the channel. Each of the end caps and the two ends of the circulation pipe respectively extend a lap joint, and each of the end caps and the circulation pipe are respectively connected by overlapping corresponding two end joints. The splint is respectively provided with a circulation hole corresponding to the channel, and each of the overlapping portions respectively passes through the corresponding circulation hole. The lap joints are all semi-arc-shaped and the corresponding two lap joints can be combined into a circular tubular shape. Each of the end caps respectively includes an outer cover and an inner cover disposed in the outer cover, a curve is formed in the inner cover, and the overlapping portion extends from the inner cover. A curved road is formed between the inner cover and the outer cover, and the overlapping portion extends from the outer cover. The retaining strip is formed with a hollow structure. The retaining strip is formed with a laterally stable structure extending longitudinally of the retaining strip and the laterally stabilizing structure engages the slider. The laterally stabilizing structure of the retaining strip may be a groove or a ridge extending in the longitudinal direction of the retaining strip. Each of the retaining strips is integrally connected to each of the splints.

The roller holder of the present invention has a plurality of integrally held retaining strips, thereby facilitating the mounting of the retaining strips to the slider without the need to separately assemble the retaining strips.

10‧‧‧roller

100‧‧‧ slider

101‧‧‧ chute

200‧‧‧roller holder

201‧‧‧ channel

210a, 210b, 210c‧‧‧ retention bars

211‧‧‧ hollow structure

212‧‧‧Horizontal stable structure

220‧‧‧ splint

221‧‧‧Circular hole

230‧‧‧Fixed parts

300‧‧‧Circulation tube

310‧‧‧ lap joint

400‧‧‧End cover

401a, 401b‧‧‧ corner

410‧‧‧ Cover

420‧‧‧ inner cover

430a, 430b‧‧‧ lap joint

500‧‧‧Scratch

1 is a perspective view of a slider assembly of the preferred embodiment of the present invention.

2 is a perspective exploded view of one of the slider assemblies of the preferred embodiment of the present invention.

3 is another perspective exploded view of the slider assembly of the preferred embodiment of the present invention.

Figure 4 is a perspective view of one of the roller cages of the preferred embodiment of the present invention.

Figure 5 is another perspective view of the roller holder of the preferred embodiment of the present invention.

Figure 6 is a schematic view showing the arrangement of the roller holder of the preferred embodiment of the present invention.

Figure 7 is a schematic view showing the working state of the slider assembly of the preferred embodiment of the present invention.

Referring to Figures 1 through 5, a preferred embodiment of the present disclosure provides a slider assembly and roller holder 200 thereof. The slider assembly includes a slider 100, at least one roller holder 200 disposed on the slider 100, at least one circulation tube 300, a pair of end caps 400, and a pair of wiper sheets 500.

Referring to FIG. 5, in the embodiment, the slider 100 is preferably a metal block, but the creation is not limited to metal (which may be Polyoxymethylene, plastic, ceramic or other materials), and the slider 100 is formed. A chute 101 is inserted through the slider 100.

Referring to FIG. 3 to FIG. 5 , in the present embodiment, preferably, a pair of roller holders 200 are disposed opposite to each other in the sliding slot 101 , but the present invention does not limit the number of roller holders 200 (may be a single roller) Each of the holders 200, the two or more roller holders 200 may include a plurality of holding bars 210a, 210b, 210c and a pair of clamping plates 220, respectively, and the roller holders described in this embodiment 200 includes three holding strips 210a, 210b, 210c, respectively, but the creation does not limit the holding strips 210a, 210b, 210c. Quantity. The at least one retaining strip 210b is formed with a hollow structure 211. In this embodiment, the retaining strip 210b in the middle of the roller retainer 200 has a triangular cross section and is provided with a plurality of hollow structures 211 arranged in the longitudinal direction, and the shape of the hollowed out structure 211 The utility model has a pyramid shape. As shown in FIG. 6 , the hollow structure 211 can balance the strength and the lightness of the roller holder 200, and the material saving material (in other embodiments, the hollow structure 211 can be disposed on other holding strips, or The shape of the hollow knot 211 is a conical shape or the like.

The roller holder 200 of the present invention is integrally formed of plastic, ceramic, metal, and the like. Among the roller holders 200, the holding bars 210a, 210b, 210c are arranged in parallel with each other and parallel to the longitudinal direction of the chute 101 so as to be respectively between the adjacent two holding bars (210a, 210b or 210b, 210c). Surrounded by a channel 201, the three holding strips 210a, 210b, 210c described in the present embodiment preferably form two channels 201. Referring to FIG. 6, the side edges of the respective holding strips 210a, 210b, 210c are respectively directed toward the circumference thereof. The adjacent channel 201 is formed with a hook portion. One of the clamping plates 220 of the roller holder 200 integrally connects one end of each of the holding bars 210a, 210b, 210c of the roller holder 200, and the other clamping plate 220 of the roller holder 200 integrally connects the roller holder 200. The other ends of each of the holding strips 210a, 210b, 210c. The clamping plates 220 of the roller holder 200 are arranged in parallel with each other and can clamp the two end edges of the sliding groove 101, thereby fixing the roller holder 200 to the slider 100; preferably, the clamping plate 220 and the sliding plate 220 can be further The concave-convex fitting structure is provided between the blocks 100 to improve the fixing effect of the roller holder 200 and the slider 100, or the fixing member 230 can be inserted to fix the roller holding device 200 to the slider 100.

Referring to FIG. 6, each of the roller holders 200 is formed with a lateral stabilizing structure 212 extending along the longitudinal direction of the holding strips 210a, 210b, 210c, and the lateral stabilizing structures 212 respectively engage the slider 100. In the present embodiment, the lateral stabilizing structure 212 may be a groove or a ridge extending in the longitudinal direction of the retaining strips 210a, 210b, 210c.

Referring to FIGS. 1 to 3 and FIG. 7, the circulation pipe 300 is configured to cyclically roll a plurality of rollers 10 therein. The circulation pipe 300 has a circular tubular shape, but its inner wall shape conforms to the shape of the roller 10 for the roller 10 to cyclically roll. Inside. In the present embodiment, the number of the circulation pipes 300 corresponds to the number of the channels 201, and each of the circulation pipes 300 corresponds to one channel 201. (Other embodiments may also be configured with only two channels 201, and correspondingly only There are two loop tubes). In this embodiment, each of the roller holders 200 is formed with two channels 201. Therefore, the four rows of tubes 300 are disposed on the sliders 100 corresponding to the channels 201, and the circulation tubes 300 are disposed opposite to each other in the chute 101. The two sides, that is, the one side of the chute 101 is provided with a two-cycle tube 300.

The pair of end caps 400 are respectively disposed at the two ends of the sliding slot 101, and at least one corner 401a, 401b is formed in each end cover 400 corresponding to the two sides of the sliding slot 101, and the number of the curved passages 401a, 401b and the channel are respectively formed. The number of 201 corresponds to each of the circulation pipes 300 and the corresponding channels 201. The configuration of the two-end cap 400 is the same as that of the connection of the circulation tube 300, and therefore, will be described later with respect to the single end cap 400. In the case of the single end cover 400, the alignment directions of the curved sides 401a, 401b on the two sides of the chute 101 may be the same or symmetrical, and as for the one side of the corresponding one of the chutes 101 on the end cover 400, each of the corners 401a 401b is respectively connected between the corresponding circulation pipe 300 and the channel 201. In the embodiment, four independent curves 401a and 401b are formed in each end cover 400.

Preferably, the end cover 400 includes an outer cover 410 and at least one inner cover 420 disposed in the outer cover 410. In this embodiment, the end cover 400 includes two inner covers 420 corresponding to the two sides of the sliding slot 101. The inner covers 420 respectively form two curved 401a, 401b which are staggered across the two sides of the sliding slot 101. The manner in which the inner covers 420 form the curves 401a, 401b is as follows. The inner cover 420 is hollowed out to form one of the curves 401a, and the inner cover 420 and the connected outer cover 410 are surrounded to form another curve 401b. The two corners 401a, 401b are staggered across each other.

Referring to Figures 2, 3 and 7, each channel 201 and its corresponding circulation tube 300 and two bends 401 communicate to form a closed loop for accommodating a plurality of rollers 10, and the rollers 10 can be in a closed loop Internal loop scrolling. For a corresponding group of channels 201, a circulation tube 300 and two corners 401a, 401b, one of the curves 401a is connected between one end of the circulation tube 300 and one end of the channel 201, and the other curve 401b Then, it is connected between the other end of the circulation pipe 300 and the other end of the channel 201. The roller 10 can be exposed when passing through each of the channels 201, and the hook portion can hold the roller 10 in each of the channels 201.

Referring to FIG. 2, FIG. 3 and FIG. 7 , a lap portion 310 extends from each end of each of the circulating tubes 300, and one end portion of each of the corners 401a and 401b of the end cover 400 extends a lap portion 430a, 430b. Moreover, one of the overlapping portions 430a of the end cover 400 extends from the inner cover 420, and the other overlapping portion 430b of the end cover 400 extends from the outer cover 410. The overlapping portions 310 of the two ends of the circulating tubes 300 respectively The corresponding overlapping portions 430a or 430b of the end caps 400 are overlapped such that the circulation tube 300 is positioned and connected to the end caps 400. Preferably, each of the overlapping portions 310, 430a, 430b has a semi-arc shape, but the shape of the inner wall conforms to the shape of the roller 10, and the corresponding two overlapping portions 310, 430a (or 310, 430b) can The lap joints are rounded to allow the rollers 10 to circulate within them. Thereby, when the end pipe 400 is connected to the end pipe 400, the circumferential direction of the circulation pipe 300 can be positioned to prevent the circulation pipe 300 from rotating and affecting the smoothness of the movement of the roller 10. Each of the clamping plates 220 is respectively provided with a circulation hole 221 corresponding to each of the channels 201, and each of the overlapping portions 310, 430a (or 310, 430b) respectively passes through the corresponding circulation hole 221, thereby enabling the roller holder 200 to be overlapped. The parts 310, 430a (or 310, 430b) are fixed.

Referring to FIGS. 1 and 7, when the slider assembly of the present invention slides on the slide rail, the roller 10 abuts against the surface of the slide rail, and the roller 10 can cyclically roll as the slider assembly moves, thereby making The slider assembly reduces drag between the slide rails.

Referring to Figures 1 and 2, the wiper strips 500 are respectively disposed on the end caps 400. The wiper blade 500 is capable of wiping the surface of the slide rail to clean the slide rail to prevent foreign matter from intruding between the slider assembly and the surface of the slide rail. When the roller 10 moves within the channel 201, the lateral stabilizing structure 212 can fix the retaining strips 210a, 210b, 210c, thereby preventing the retaining strips 210a, 210b, 210c from being pressed during the movement of the roller 10 to cause the retaining strips 210a, 210b, 210c is deformed.

The roller holder 200 of the present invention is integrally formed, and the holder can be fixed to the slider 100 by clamping the slider 100 by the splint 220, thereby facilitating assembly of the plurality of holding bars 210a, 210b, 210c to the slider 100 at a time. It is not necessary to assemble each of the holding bars 210a, 210b, 210c separately. Furthermore, the end cap 400 and the circulation pipe 300 are easily positioned by the overlapping portions 310, 430a (or 310, 430b) through the circulation holes 221 and can be stably assembled. The hollow structure 211 of the holding bars 210a, 210b, 210c makes the holding bars 210a, 210b, 210c uniform in thickness, and it is easier to control the amount of deformation of the plastic injection, so that the roller holder 200 maintains good precision.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the scope of the patents of the present invention. Other equivalent variations of the patent spirit using the present invention are all within the scope of the patent.

100‧‧‧ slider

101‧‧‧ chute

200‧‧‧roller holder

201‧‧‧ channel

210a, 210b, 210c‧‧‧ retention bars

211‧‧‧ hollow structure

212‧‧‧Horizontal stable structure

220‧‧‧ splint

221‧‧‧Circular hole

Claims (16)

A roller holder is disposed on a slider, comprising: a plurality of retaining strips, wherein the retaining strips are arranged in parallel with each other, and two adjacent retaining strips are arranged in a channel; and a pair of splints, The sliders are disposed in parallel with each other for clamping the slider, and one of the clips integrally connects one end of each of the retaining strips, and the other of the clips integrally connects the other ends of the retaining strips. The roller holder according to claim 1, wherein each of the splints is provided with at least one circulation hole. The roller holder according to claim 1, wherein each of the clamping plates is respectively provided with at least one circulation hole, and the number of circulating holes arranged on each of the clamping plates corresponds to the number of the channels. The roller holder of claim 1, wherein at least one of the retaining strips is formed with a hollow structure. The roller cage of claim 4, wherein the hollow structure has a pyramid shape or a conical shape. A slider assembly comprising: a slider formed with a sliding slot; and a roller holder disposed in the sliding slot, the roller retainer respectively comprising a plurality of retaining strips and a pair of clamping plates, each of the rollers maintaining The retaining strips are arranged in parallel with each other, and a channel is formed between the two adjacent retaining strips. One of the clips of each of the roller retainers integrally connects one end of each of the retaining strips, the roller retainer Another The clamping plate is integrally connected to the other end of each of the retaining strips of the roller holder, and the pair of clamping plates of the roller retainer are disposed in parallel with each other and sandwich the slider. The slider assembly of claim 6 includes a loop tube corresponding to the channel and a pair of end caps corresponding to the two ends of the chute, wherein each of the end caps is formed with a curve, one of the corners Between one end of the circulation tube and one end of the channel, the other of the curves is connected between the other end of the circulation tube and the other end of the channel. The slider assembly of claim 7, wherein each of the end caps and the two ends of the circulation tube respectively extend a lap portion, and each of the end caps and the circulation tube are respectively lapped by the corresponding two lap portions Connected. The slider assembly of claim 8, wherein each of the clamping plates is respectively provided with a circulation hole corresponding to the channel and each of the overlapping portions respectively passes through the corresponding circulation hole. The slider assembly of claim 9, wherein each of the overlapping portions has a semi-circular arc shape and the corresponding two overlapping portions are correspondingly assembled into a circular tubular shape. The slider assembly of claim 8, wherein each of the end caps respectively includes an outer cover and an inner cover disposed in the outer cover, wherein the inner cover forms the curve, and the overlapping portion is from the inner portion The cover extends out. The slider assembly of claim 8, wherein each of the end caps includes an outer cover and an inner cover disposed in the outer cover, the inner cover and the outer cover enclosing the curve, and the inner cover The lap portion extends from the outer cover. The slider assembly of claim 6, wherein the retaining strip is formed with a hollowed out structure. The slider assembly of claim 6, wherein the retaining strip is formed with a laterally stabilizing structure extending longitudinally of the retaining strip and the lateral stabilizing structure engages the slider. The slider assembly of claim 14, wherein the laterally stabilizing structure of the retaining strip is a groove extending in a longitudinal direction of the retaining strip. The slider assembly of claim 14, wherein the laterally stabilizing structure of the retaining strip is a ridge extending in a longitudinal direction of the retaining strip.