TWI828227B - Linear sliding block and actuating device - Google Patents

Abstract

A linear sliding block includes a first assembly and a second assembly. The first assembly is made of a metal material and includes a sliding body, two rolling-ball sliding rails and two rolling-ball through holes. The second assembly is made of a non-metal composite material, and the second assembly is installed on the first assembly. The two rolling-ball sliding rails are integrally disposed at two sides of the sliding body, respectively, and each of the two rolling-ball sliding rails extends along an axial direction. The two rolling-ball through holes penetrates the sliding body along the axial direction, and the two rolling-ball through holes are arranged and spaced away from each other. Hence, the process of assembling the linear sliding block can be simplified, and lightweight can be achieved while fluency of the balls rolling in the linear sliding block can be maintained.

Description

Linear slider and actuation device

The present invention relates to a linear slider and an actuating device, and in particular to a linear slider and an actuating device for ball rolling.

With the advancement of industrial technology, people's demand for actuators has gradually increased, especially the demand for lightweight. Relevant industries have developed guide rails and linear sliders made of aluminum or other lightweight materials. However, it is known that when lightweight materials come into contact with balls, their poor wear resistance reduces the service life of the actuator. Even if some manufacturers develop actuating devices composed of lightweight materials and wear-resistant materials, the assembly process is complicated and difficult, resulting in increased production costs.

In view of this, a linear slider and actuator device that can be easily assembled, lightweight and maintain a service life is still the goal of the current joint efforts of relevant industry players.

The object of the present invention is to provide a linear slider and an actuating device that can be lightweight and maintain the smoothness of ball rolling through a first component made of metal material and a second component made of non-metallic composite material.

According to an embodiment of the present invention, a linear slider is provided, which includes a first component and a second component. The first component is made of a metal material and includes a slide body, two ball slide rails and two ball through holes. The second component is made of a non-metallic composite material, and is installed on the first component. Two ball slide rails are integrally arranged on both sides of the slide body and extend along an axial direction. The two ball perforations penetrate the slide body along the axial direction, and the two ball perforations are arranged at intervals.

Thereby, by installing the second component made of non-metallic composite material on the first component made of metal material, the assembly process of the linear slider can be simplified to achieve lightweight while maintaining the smoothness of ball rolling.

According to the linear slider of the embodiment described in the previous paragraph, the first component may further include a plurality of support members, each support member is spaced on the slide body, and the second component includes a plurality of engagement holes, and each support member is inserted into each engagement hole. .

According to the linear slider of the embodiment described in the previous paragraph, each support member may include a cylindrical pin and a horizontal pin, and the height of each cylindrical pin along a depth direction of the vertical axis is greater than the height of each horizontal pin.

According to the linear slider of the embodiment described in the previous paragraph, each engagement hole may include a circular hole that penetrates the body of the second component along the depth direction, and the height of each cylindrical pin is the same as the height of the circular hole along the depth direction.

According to the linear slider of the embodiment described in the previous paragraph, the second component can be fixed to the first component in a glued manner.

According to the linear slider of the embodiment described in the previous paragraph, the second component can be combined with the first component in a thermal compression bonding manner.

According to an embodiment of the present invention, an actuating device is provided, which includes a guide track and a linear slider. The guide track includes a track body and two ball guide rails. The track body is made of a non-metallic composite material. The two ball guide rails are made of a metal material, and are arranged inside the track body. The linear slider is slidably disposed on the guide track and includes a first component and a second component. The first component is made of a metal material and includes a slide body, two ball slide rails and two ball through holes. The second component is made of a non-metallic composite material, and is installed on the first component. Two ball slide rails are integrally arranged on both sides of the slide body and extend along an axial direction. The two ball perforations penetrate the slide body along the axial direction, and the two ball perforations are arranged at intervals.

Thus, by using the track body and the second component made of non-metallic composite materials, the actuating device can be lightweight while maintaining the smoothness of the ball rolling.

According to the actuating device of the embodiment described in the previous paragraph, the track body may include a plurality of protruding structures, each ball guide rail includes a plurality of engaging grooves, and a part of the protruding structure is engaged with the engaging groove of a ball guide rail. The protruding structure The other part is engaged with the engaging groove of the other ball guide rail.

According to the actuating device of the embodiment described in the previous paragraph, the first component may further include a plurality of supporting members, each supporting member is provided on the slide body, and the second component includes a plurality of engaging holes, and each supporting member may be inserted into each engaging hole.

According to the actuating device of the embodiment described in the previous paragraph, the track body can be combined with the ball guide rail in a thermal compression bonding manner.

Embodiments of the present invention will be described below with reference to the drawings. For the sake of clarity, many practical details will be explained together in the following narrative. The reader should understand, however, that these practical details should not be construed as limiting the invention. That is to say, in some embodiments of the present invention, these practical details are not necessary. In addition, in order to simplify the drawings, some commonly used structures and components will be illustrated in a simple schematic manner in the drawings; and repeated components may be represented by the same numbers or similar numbers.

In addition, the terms first, second, third, etc. in this article are only used to describe different components or components, and there is no limitation on the components/components themselves. Therefore, the first component/component can also be renamed as the second component/component. . Moreover, the combination of components/components/mechanisms/modules in this article is not a combination that is generally known, conventional or customary in this field. Whether the components/components/mechanisms/modules themselves are common knowledge cannot be used to determine whether their combination relationship is Easily accomplished by a person of ordinary skill in the technical field.

Please refer to Figures 1, 2 and 3. Figure 1 illustrates a three-dimensional schematic view of the linear slider 100 according to the first embodiment of the present invention, and Figure 2 illustrates the linear slider 100 according to the first embodiment of the present invention. An exploded view of the linear slider 100. Figure 3 shows a front view of the linear slider 100 according to the first embodiment of Figure 1. As shown in FIGS. 1 to 3 , the linear slider 100 includes a first component 110 and a second component 120 . The first component 110 is made of a metal material and includes a slide body 111 , two ball slide rails 112 and two ball through holes 113 . The second component 120 is made of a non-metallic composite material, and the second component 120 is installed on the first component 110 . The ball slide rails 112 are integrally provided on both sides of the slide body 111 and extend along an axial direction. The ball through holes 113 penetrate through the slide body 111 along the axial direction, and the two ball through holes 113 are arranged at intervals. Through the combination of the first component 110 made of metal material and the second component 120 made of non-metallic composite material, the overall weight of the linear slider 100 can be reduced, and the ball slide rail 112 and the ball through hole 113 for ball sliding can be reduced. It is integrally arranged on the slide body 111 made of wear-resistant and rigid metal material, so that the balls will only come into contact with the first component 110 made of metal material. Thereby, the assembly process of the linear slider 100 can be simplified, and the linear slider 100 can be lightweight while maintaining the smoothness of ball rolling, thereby avoiding the possibility of reducing the service life of the linear slider 100 due to lightweight.

Specifically, the first component 110 may further include a plurality of supporting members 114, each supporting member 114 being spaced apart from the slide body 111, and the second component 120 may include a plurality of engaging holes 121, and each supporting member 114 may be inserted into each engaging hole. 121. By inserting the supporting member 114 into the engaging hole 121, the first component 110 and the second component 120 can be combined, and the supporting member 114 can disperse the external force acting on the second component 120 in the first component made of high-strength metal material. 110, thereby reducing the possibility of the second component 120 being damaged due to stress.

Furthermore, each support member 114 may include a cylindrical pin 1141 and a horizontal pin 1142, and the height of each cylindrical pin 1141 along a depth direction of the vertical axis is greater than the height of each horizontal pin 1142. Furthermore, each engaging hole 121 may include a circular hole penetrating the body of the second component 120 along the depth direction, and the height of each cylindrical pin 1141 is the same as the height of the circular hole along the depth direction. As shown in Figures 2 and 3, specifically, the cylindrical pin 1141 and the horizontal pin 1142 are integrally connected, and the shape of each engagement hole 121 corresponds to the shape of each support member 114 including the cylindrical pin 1141 and the horizontal pin 1142. That is to say, it includes round holes and rectangular holes, and through the configuration of the cylindrical pin 1141 and the horizontal pin 1142, the stability of the support member 114 engaging in the engaging hole 121 can be improved, thereby preventing the second component 120 from falling off the first component due to external force. 110. Furthermore, the height arrangement of the circular holes along the depth direction can further provide complete support force to the second component 120, thereby reducing the external force endured by the second component 120.

The second component 120 may be fixed to the first component 110 by gluing. Specifically, adhesive can be applied to the engaging hole 121 of the second component 120 and the surface in contact with the upper surface of the first component 110, so that the second component 120 is glued and fixed to the first component 110. However, the present invention does not use This is the limit. Thereby, the stability of the combination of the first component 110 and the second component 120 can be increased.

In the embodiments shown in Figures 1 to 3, the metal material can be a wear-resistant and high-strength rigid material, such as steel, while the non-metal composite material can be a high-strength plastic, such as carbon fiber or fiber reinforced plastic (Fiber Reinforced). Plastics; FRP), but the present invention is not limited thereto.

In other embodiments, the second component may be combined with the first component by thermocompression bonding. Specifically, the first component and the second component are first heated to create a molten state on the surface of the second component, and then the molten second component is installed on the first component in a pressurized manner. Thereby, the installation process of the second component on the first component can be simplified, and the strength of the combination between the first component and the second component can be increased.

Please refer to FIG. 4 , which illustrates a schematic diagram of an actuating device 10 according to a second embodiment of the present invention. As shown in FIG. 4 , the actuating device 10 includes a guide track 200 , a linear slider 11 and a plurality of balls 13 . Specifically, the actuating device 10 may further include components such as an actuating motor and a driving screw, but these are not the technical focus of the present invention, and the details will not be described here. The guide track 200 includes a track body 210 and two ball guide rails 220 . The track body 210 is made of a non-metallic composite material. The ball guide rail 220 is made of a metal material, and the ball guide rail 220 is disposed inside the track body 210 . The linear slider 11 is slidably disposed on the guide track 200. Specifically, the linear slider 11 can be the linear slider 100 of the first embodiment, which will not be described again here. The ball 13 is rollably disposed between the ball guide rail 220 and the linear slider 100 . Through the guide track 200 and the linear slider 11 made of non-metallic composite materials and metal materials, the actuator 10 can be lightweight while maintaining the rolling smoothness of the ball 13.

Furthermore, the track body 210 can be combined with the ball guide rail 220 by thermal pressure bonding. Thereby, the strength of the combination between the track body 210 and the ball guide rail 220 is increased.

Please refer to FIG. 5 , which is a schematic diagram of a guide track of an actuator device according to a third embodiment of the present invention. In the third embodiment, the structure and configuration of the linear slider (not shown in FIG. 5 ) of the actuating device can be the same as the linear slider 100 of the first embodiment, and will not be described again here. As shown in Figure 5, the guide track of the actuator includes a track body 310 and two ball guide rails 320. The track body 310 is made of a non-metallic composite material. The ball guide rail 320 is made of a metal material, and the ball guide rail 320 is disposed inside the track body 310 . In particular, the track body 310 may include a plurality of protruding structures 311, and each ball guide rail 320 may include a plurality of engaging grooves 321, and a part of the protruding structure 311 is engaged with the engaging groove 321 of a ball guide rail 320. The protruding structure The other part of 311 is engaged with the engaging groove 321 of another ball guide rail 320 .

Specifically, the protruding structures 311 can be arranged at intervals on two inner sides of the track body 310 along the direction in which the linear slider slides (ie, the axial direction). By engaging the protruding structure 311 with the engaging groove 321 of the ball guide rail 320, the strength of the combination between the track body 310 and the ball guide rail 320 can be increased, thereby preventing the ball guide rail 320 from falling off the track body 310 due to external force. Furthermore, the ball guide rail 320 can be fixed to the track body 310 by gluing, but the invention is not limited thereto.

It is worth noting that in other embodiments, the ball guide rail may include a protruding structure, and an engaging groove corresponding to the protruding structure is provided on the inside of the track body. The present invention is not limited to this.

To sum up, the present invention provides a linear slider and an actuator device, which have the following advantages: first, through the second component and the track body made of non-metallic composite materials, the linear slider and the actuator can be lightweight device, and maintains the smoothness of ball rolling through the first component and ball slide rail made of metal materials; secondly, through the configuration of the support, the external force endured by the second component can be dispersed, reducing the possibility of damage to the second component; And, thirdly, combining components made of metallic materials and non-metallic composite materials through thermocompression bonding can further increase the strength of the bond.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone skilled in the art can make various modifications and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention is The scope shall be determined by the appended patent application scope.

10: Actuating device

11,100: Linear slider

13: Ball

110:First component

111:Slide body

112: Ball slide rail

113: Ball perforation

114:Support

1141: Cylindrical pin

1142: Horizontal pin

120:Second component

121:Latching hole

200:Guide track

210,310: Track body

220,320: Ball guide rail

311: raised structure

321:Latching slot

Figure 1 is a schematic three-dimensional view of a linear slider according to the first embodiment of the present invention; Figure 2 shows an exploded schematic diagram of the linear slider according to the first embodiment of Figure 1; Figure 3 shows a front view of the linear slider according to the first embodiment of Figure 1; Figure 4 shows a schematic diagram of an actuating device according to a second embodiment of the present invention; and Figure 5 is a schematic diagram of a guide track of an actuator device according to a third embodiment of the present invention.

100: Linear slider

110:First component

111:Slide body

112: Ball slide rail

113: Ball perforation

1141: Cylindrical pin

1142: Horizontal pin

120:Second component

Claims (7)

A linear slider includes: a first component made of a metal material, which includes: a slide body; a central hole that penetrates the slide body along an axial direction; two ball slide rails integrally provided on the slide body; Two sides of the slide body extend along the axial direction; and two ball through holes penetrate the slide body along the axial direction, and the two ball through holes are arranged at intervals; a plurality of support members are spaced apart and integrally provided on the slide seat body. The slide body, wherein each support member includes a cylindrical pin and a horizontal pin, and the height of each cylindrical pin in a depth direction perpendicular to the axial direction is greater than the height of each horizontal pin; and a second component, with a Made of non-metal composite material, the second component is installed on the first component, and the second component includes a plurality of engagement holes, and each support member is inserted into each engagement hole. The linear slider of claim 1, wherein each engagement hole includes a circular hole, each circular hole penetrates the body of the second component along the depth direction, and the height of each cylindrical pin is the same as the depth of the circular hole. The height of the direction is the same. The linear slider of claim 1, wherein the second component is fixed to the first component in a glued manner. The linear slider of claim 1, wherein the second component is combined with the first component by thermocompression bonding. An actuating device includes: a guide track, which includes: a track body made of a non-metallic composite material; and two ball guide rails made of a metal material, and the two ball guide rails are arranged on the track body the inner side of penetrating the slide body; two ball slide rails, integrally provided on both sides of the slide body and extending along the axial direction; and two ball perforations, penetrating the slide body along the axial direction, and the two ball perforations are arranged at intervals ; Plural support members, the support members are spaced apart and integrally provided on the slide body, wherein each support member includes a cylindrical pin and a horizontal pin, and the height of each cylindrical pin along a depth direction perpendicular to the axial direction is greater than The height of each horizontal pin; and a second component made of a non-metallic composite material, the second component is installed on the first component, and the second component includes a plurality of engagement holes, and each support member is inserted into each The snap hole. The actuating device as claimed in claim 5, wherein the track body includes a plurality of protruding structures, each ball guide rail includes a plurality of engaging grooves, and a part of the protruding structures engages with the latches of the ball guide rail. The other part of the protruding structures engages with the engaging grooves of the other ball guide rail. The actuating device as claimed in claim 5, wherein the track body is combined with the two ball guide rails in a thermal compression bonding manner.

Images