Multi-bead chain type supporting frame sliding block

Abstract

The utility model discloses a multi-bead chain type supporting frame sliding block, and relates to the technical field of sliding blocks. The oil separator comprises a support frame, an oil separation plate, an oil separation plate and an end cover, the supporting frame comprises a long-strip-shaped frame body, the side portion of the long-strip-shaped frame body is provided with an upper layer of opening sliding ways and a lower layer of opening sliding ways used for ball filling, and the two ends of the long-strip-shaped frame body are each provided with two sets of semicircular ball steering pieces matched with the opening sliding ways and used for ball steering. A chain type ball channel is formed by a single-side single-layer opening sliding way, a semicircular ball steering piece and a single corresponding ball containing hole, and four sets of ball channels are formed by the two sets of long-strip-shaped frame bodies and the four sets of opening sliding ways in total. According to the utility model, the installation time is greatly reduced, and the convenience is greatly improved; an assembly type structure convenient to disassemble is adopted, so that the assembly and disassembly convenience is good, and maintenance and use are convenient; compared with an existing mode that two channels on each side are connected in series, the abrasion service life of the balls is greatly prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of sliding block, especially, a kind of multi-bead chain type support frame sliding block. BACKGROUND

[0002] The working mechanism of linear guide rail is that rolling element is used to realize wireless circulation rolling between sliding block and guide rail, so that the platform carried can follow preset track to move linearly.

[0003] According to the difference of rolling element, it is mainly divided into two kinds of ball type and roller type, the existing ball type linear guide rail sliding block is formed by ball series connection one week to form movement track, and the fixed track is rolled to complete the given direction of guide rail, and reciprocating linear motion is carried out.The existing ball type linear guide rail, such as the ball mounting in the H45 type sliding block groove high stability linear guide rail device disclosed in CN209621856U, the structure is that ball is mounted in the groove on the left and right sides of sliding block, then the ball is fixed by upper stopper and lower stopper, the structure is that ball is series connected in the upper and lower two grooves on the left and right sides of sliding block to form one week as movement track, and the fixed track is rolled to complete the given direction of guide rail, and reciprocating linear motion is carried out.Under the structure, since the number of balls used is large, the process of manually adapting ball is difficult, if the whole support frame mode is used, assembly can be simplified, therefore, in view of the above problems, the present scheme proposes a multi-bead chain type support frame sliding block which adopts unilateral site perfusion ball, and has the advantages of simple installation, longer service life and less installation time. INVENTION CONTENTS

[0004] The utility model provides a kind of multi-bead chain type support frame sliding block, it is formed by ball series connection one week to form movement track in the existing upper and lower two grooves on the left and right sides of sliding block, it is improved into two sides each side two by long strip frame and four groups of open slide channel constitute four groups of ball channel, and when assembling ball, only by the filling hole of the oil separation plate on one side is filled, the other side is not used after installation, installation time is greatly shortened and convenience is greatly improved;The support frame, oil separation plate, end cover and shell of the present scheme adopt the assembly type structure of easy disassembly, and the installation and disassembly convenience is good, easy to maintain and use;Since the ball frame of independent perfusion in each long strip frame is used, there are four groups of ball sliding channels constituted by independent multi-bead chain type support frame, relative to the form that the two channels of each side are series connected, the service life of ball wear is greatly improved;In summary, the problems in the background art are solved.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0006] A kind of multi-bead chain type support frame sliding block of the utility model, including support frame installed in shell, oil separation plate respectively installed in the two sides of shell, and end cover installed in the outer side of oil separation plate,

[0007] The bottom of the shell is provided with an open slot matched with the guide rail, and the support frame is installed in the open slot;

[0008] The support frame comprises two groups of long strip-shaped frame bodies matched with the limiting slots on the two sides of the open slot, the side of the long strip-shaped frame body is provided with two layers of open slides for filling the balls in the upper and lower layers, two groups of semicircular ball turning parts for turning the balls are arranged at the two ends of the long strip-shaped frame body respectively and matched with the open slides; two rows of ball accommodating holes are arranged in the shell in the upper and lower sides respectively, and the long strip-shaped frame body is installed in the shell, thereby forming a chain type ball channel by the single-sided single-layer open slide, the semicircular ball turning part and the single corresponding ball accommodating hole, and four groups of ball channels are formed by the two groups of long strip-shaped frame bodies and the four groups of open slides;

[0009] The surface of the oil separation plate adjacent to the support frame is provided with four groups of arc-shaped accommodating cavities for accommodating the ball transmission, the surface of the oil separation plate away from the support frame is provided with filling holes for filling the balls, the number of the filling holes is the same as that of the arc-shaped accommodating cavities, the positions of the filling holes correspond to those of the arc-shaped accommodating cavities and are communicated, and the filling holes are sealed by the sealing plates matched with the side grooves of the oil separation plate.

[0010] Further, a semicircular concave surface matched with the ball is arranged on the semicircular ball turning part, the diameter of the semicircular concave surface is the same as that of the open slide, the ball accommodating hole, the arc-shaped accommodating cavity and the filling hole, and the semicircular concave surface is used for the ball transmission.

[0011] Further, a strip-shaped opening exposed when the ball slides is arranged on the side of the open slide, and the arc of the strip-shaped opening is smaller than a semicircle.

[0012] Further, the two filling holes on one side are arranged in the same groove, the sealing plate is pressed in the side groove of the oil separation plate, and the filling holes are inserted and sealed by the leakage prevention protrusions arranged on the front side.

[0013] Further, the connecting plates are installed on the two sides of the shell, the positioning connecting rings corresponding to the ball accommodating holes are arranged on the two sides of the connecting plates, the positioning connecting rings are inserted into the ball accommodating holes on the front side, and the hole diameters of the positioning connecting rings are the same as those of the ball accommodating holes.

[0014] Further, the first positioning holes corresponding to the first threaded holes arranged on the side of the shell are arranged on the connecting plates, the second positioning holes on the oil separation plate are penetrated by the first bolts, and the first positioning holes and the first threaded holes are locked and connected after the first bolts.

[0015] Further, the sealing plugs are sealingly pressed in the second positioning holes after the first bolts are installed.

[0016] Furthermore, the upper part of the support frame connected to the outer shell is provided with an upper support plate, and the lower part is provided with a lower support plate. The upper support plate and the lower support plate are clamped by two oil-separating plates and form an integral part with the outer shell.

[0017] Furthermore, a second threaded hole is provided on the side of the outer casing, which is located between the two ball bearing receiving holes; after the second bolt passes through the fifth positioning hole on the end cover and the third positioning hole on the oil separator in sequence, it is locked and connected with the second threaded hole.

[0018] The present invention has the following advantages over the prior art:

[0019] (1) Installation time is greatly reduced and convenience is greatly improved: The existing two grooves on both sides of the slider are connected in series to form a one-cycle motion trajectory. It is improved to two ball channels on each side, consisting of a long strip frame and four sets of open slides. When assembling the ball, it is only filled through the filling hole set on the oil separator plate on one side. The other side does not need to be maintained after installation. Installation time is greatly reduced and convenience is greatly improved.

[0020] (2) Easy to maintain and use: The support frame, oil baffle, end cap and shell of this solution adopt an assembly structure that is easy to disassemble, making installation and disassembly convenient and easy to maintain and use;

[0021] (3) Long service life: Due to the use of ball bearing structures that are individually injected into each long strip frame, there are a total of four sets of ball bearing sliding channels composed of independent multi-ball chain support structures. Compared with the existing form where two channels on each side are connected in series, the service life of the ball bearings is greatly improved.

[0022] Of course, any product implementing this utility model does not necessarily need to achieve all of the advantages described above at the same time. Attached Figure Description

[0023] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0024] Figure 1 This is an exploded view of the structure of a multi-bead chain type support frame slider according to this utility model;

[0025] Figure 2 for Figure 1 Exploded view of the middle support frame;

[0026] Figure 3 for Figure 1 Schematic diagram of the oil separator plate;

[0027] Figure 4 is Figure 3 the rear view of the oil separation plate;

[0028] Figure 5 is the structural schematic view of the end cover;

[0029] Figure 6 is Figure 5 the rear view;

[0030] Figure 7 is the structural schematic view of the multi-bead chain type support frame sliding block after removing the end cover and the second bolt;

[0031] Figure 8 is the structural schematic view after removing the sealing plate on the basis; Figure 7

[0032] Figure 9 is the structural schematic view after removing the sealing plug on the basis; Figure 8

[0033] Figure 10 is the structural schematic view of the combination of the multi-bead chain type support frame sliding block and the guide rail;

[0034] In the drawings, the components represented by each reference numeral are listed as follows:

[0035] 1 - shell, 11 - first threaded hole, 12 - ball accommodating hole, 13 - limiting groove, 14 - second threaded hole, 2 - support frame, 21 - upper supporting plate, 22 - connecting plate, 221 - positioning connecting ring, 222 - first positioning hole, 23 - long strip-shaped frame body, 231 - open slide, 232 - semicircular ball turning part, 24 - lower supporting plate, 3 - sealing plug, 4 - oil separation plate, 41 - second positioning hole, 42 - third positioning hole, 43 - filling hole, 44 - third threaded hole, 5 - end cover, 52 - fifth positioning hole, 7 - second bolt, 8 - first bolt, 9 - sealing plate, 91 - leakage prevention protrusion. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0037] ​​In the description of the utility model, it is understood that the terms "two sides", "outer side", "end", "side", "up and down", "interior" indicate the orientation or position relation, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the indicated component or element must have a specific orientation, structure and operation, therefore it cannot be understood as the limitation of the utility model.

[0038] As Figure 10 shown, the specific structure of the slider of the multi-bead chain type support frame is shown in Figures 1-9 The utility model discloses a multi-bead chain type support frame slider, which comprises a support frame 2 installed in a shell 1, two oil separation plates 4 installed on the two sides of the shell 1 respectively, and an end cover 5 installed on the outer side of the oil separation plate 4.

[0039] The bottom of the shell 1 is provided with an open groove matched with the guide rail, and the support frame 2 is installed in the open groove, so that the slider can freely slide on the guide rail.

[0040] As Figures 1-9 shown, the support frame 2 comprises two groups of long strip-shaped frame bodies 23 matched with the limiting grooves 13 on the two sides of the open groove, and the side of the long strip-shaped frame body 23 is provided with two layers of open slides 231 for filling the beads, and the side of the open slide 231 is provided with a strip-shaped opening exposed when the beads slide. Figure 2 As Figure 2 shown, the two ends of the long strip-shaped frame body 23 are respectively provided with two groups of semicircular bead turning parts 232 matched with the open slides 231 for turning the beads; the semicircular bead turning part 232 is provided with a semicircular concave surface matched with the beads, and the diameter of the semicircular concave surface is the same as that of the open slide 231, the bead containing hole 12, the arc-shaped containing cavity 33 and the filling hole 43, which are used for the passing of the beads.

[0041] The two sides of the shell 1 are respectively provided with two layers of bead containing holes 12, and after the long strip-shaped frame body 23 is installed in the shell 1, the single-sided single-layer open slide 231, the semicircular bead turning part 232 and the single corresponding bead containing hole 12 form a chain type bead channel, and the two groups of long strip-shaped frame bodies 23 and the four groups of open slides 231 form four groups of bead channels in total.

[0042] The face of the oil separation plate 4 adjacent to the support frame 2 is provided with four groups of arc-shaped accommodating cavities 44 for accommodating the rolling ball transmission, and the face of the oil separation plate 4 away from the support frame 2 is provided with filling holes 43 for filling the rolling balls, the filling holes 43 are the same in number and position as the arc-shaped accommodating cavities 44 and are in communication, and the filling holes 43 are sealed by the sealing plate 9 engaged with the side groove of the oil separation plate 4.

[0043] The semicircular rolling ball turning part 232 is provided with a semicircular concave surface matched with the rolling ball, the diameter of the semicircular concave surface is the same as that of the opening slide 231, the rolling ball accommodating hole 12, the arc-shaped accommodating cavity 44 and the filling hole 43, and the rolling ball passes through the semicircular concave surface.

[0044] The side of the opening slide 231 is provided with a strip-shaped opening exposed when the rolling ball slides, and the curvature of the strip-shaped opening is smaller than a semicircle.

[0045] The two filling holes 43 on one side are arranged in the same groove, the sealing plate 9 is pressed in the side groove of the oil separation plate 4, and the filling holes 43 are inserted and sealed by the leakage prevention protrusions 91 arranged on the front side; the filling holes 43 are sealed by the leakage prevention protrusions 91; the leakage prevention protrusions 91 are made of rubber material with sealing effect, which can realize the effect of oil separation sealing.

[0046] The connecting plates 22 are arranged on the two sides of the shell 1, the connecting plates 22 are provided with positioning connecting rings 221 corresponding to the rolling ball accommodating holes 12, the positioning connecting rings 221 are inserted into the rolling ball accommodating holes 12, the inner diameters of the positioning connecting rings 221 are the same as those of the rolling ball accommodating holes 12, and the rolling balls are the same as those in the prior art and have a standard size.

[0047] The first positioning holes 222 are arranged on the connecting plates 22 and correspond to the first threaded holes 11 arranged on the side of the shell 1, the second positioning holes 41 of the oil separation plate 4 are penetrated by the first bolts 8, and then the first positioning holes 222 and the first threaded holes 11 are locked and connected.

[0048] After the first bolts 8 are installed, the sealing plugs 3 are sealed and pressed in the second positioning holes 41; the upper supporting plate 21 is arranged on the upper part of the position where the support frame 2 is connected to the shell 1, and the lower supporting plate 24 is arranged on the lower part, and the upper supporting plate 21 and the lower supporting plate 24 are clamped by the two oil separation plates 4 and form a whole with the shell 1.

[0049] The second threaded holes 14 are arranged on the side of the shell 1 and are located between the two rolling ball accommodating holes 12; the fifth positioning holes 52 of the end cover 5 and the third positioning holes 42 of the oil separation plate 4 are penetrated by the second bolts 7 in sequence, and then the second threaded holes 14 are locked and connected.

[0050] The multi-bead chain type support frame sliding block of the technical scheme is installed by firstly assembling the shell 1 and the support frame 2 according to the assembly structure, and then installing and fixing the shell 1 and the oil separation plate 4 and the end cover 5; for the shell 1 and one side of the oil separation plate 4, after the oil separation plate 4 is installed, the four bead channels are filled with beads by filling the beads through the filling hole 43, that is, each single-sided single-layer opening slide 231, the semicircular bead turning part 232 and the single corresponding bead containing hole 12 form a chain type bead channel filled with beads, then the filling hole 43 is tightly sealed by the sealing plate 9, and then the end cover 5 on one side of the oil separation plate 4 is installed, and the whole constitutes a sliding block structure, that is, the multi-bead chain type support frame sliding block of the technical scheme is obtained.

[0051] The technical scheme improves the existing one-week movement track formed by the upper and lower grooves on both sides of the sliding block into four groups of bead channels composed of long strip-shaped frame bodies and four groups of opening slides on both sides, and the beads are filled by the filling hole arranged on one side of the oil separation plate, and the other side is not needed after installation, so that the installation time is greatly reduced and the convenience is greatly improved; the support frame, the oil separation plate, the end cover and the shell adopt an assembly type structure convenient to disassemble, and the installation and disassembly convenience is good, and the maintenance and use are convenient; since the beads in each long strip-shaped frame body are filled separately, there are four groups of bead sliding channels composed of independent multi-bead chain type support frames, which greatly improves the service life of the beads compared with the existing form of two channels on each side being in series.

[0052] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A multi-bead chain type support frame slider, characterized by, It comprises a support frame (2) installed in the shell (1), an oil separation plate (4) installed on both sides of the shell (1), and an end cover (5) installed on the outer side of the oil separation plate (4). The bottom of the shell (1) is provided with an open slot matched with the guide rail, and the support frame (2) is installed in the open slot. The support frame (2) comprises two groups of long strip-shaped frame bodies (23) matched with the limiting slots (13) on both sides of the open slot, the side of the long strip-shaped frame body (23) is provided with two layers of open slides (231) for filling the ball, and two groups of semicircular ball turning parts (232) for turning the ball are arranged at both ends of the long strip-shaped frame body (23) and matched with the open slides (231). The two sides of the shell (1) are respectively provided with two rows of ball containing holes (12), and the long strip-shaped frame body (23) is installed in the shell (1), thereby forming a chain type ball channel by the single-sided single-layer open slide (231), the semicircular ball turning part (232) and the single corresponding ball containing hole (12), and the two groups of long strip-shaped frame bodies (23) and the four groups of open slides (231) form four groups of ball channels.

2. The multi-bead chain type support frame slider according to claim 1, wherein, The side of the oil separation plate (4) adjacent to the support frame (2) is provided with four groups of arc containing cavities (44) for containing the ball transmission, the side of the oil separation plate (4) away from the support frame (2) is provided with filling holes (43) for filling the ball, the number of the filling holes (43) is the same as that of the arc containing cavities (44), the positions correspond and are communicated, and the filling holes (43) are sealed by the sealing plate (9) matched with the side groove of the oil separation plate (4).

3. The multi-bead chain type support frame slider according to claim 1, wherein, The semicircular ball turning part (232) is provided with a semicircular concave surface matched with the ball, the diameter of the semicircular concave surface is the same as that of the open slide (231), the ball containing hole (12), the arc containing cavity (44) and the filling hole (43), and the semicircular concave surface is used for the ball transmission.

4. The multi-bead chain type support frame slider according to claim 1, wherein, The side of the open slide (231) is provided with a strip-shaped opening exposed when the ball slides, and the arc of the strip-shaped opening is smaller than the semicircle.

5. The multi-bead chain support frame slider according to claim 1, wherein, The two filling holes (43) on one side are arranged in the same groove, the sealing plate (9) is pressed in the side groove of the oil separation plate (4), and the filling holes (43) are inserted and sealed by the leakage prevention protrusions (91) arranged on the front side.

6. A multi-bead chain support frame slider according to claim 5, characterized in that, The two sides of the shell (1) are provided with connecting plates (22), the two sides of the connecting plate (22) are provided with positioning connecting rings (221) corresponding to the ball containing holes (12), the front side of the positioning connecting ring (221) is inserted into the ball containing hole (12), and the inner diameter of the positioning connecting ring (221) is the same as that of the ball containing hole (12).

7. The multi-bead chain support frame slider according to claim 6, wherein, The connecting plate (22) is provided with a first positioning hole (222) corresponding to a first threaded hole (11) arranged on the side of the shell (1), the first bolt (8) penetrates the second positioning hole (41) on the oil separation plate (4), and then is locked and connected through the first positioning hole (222) and the first threaded hole (11). After the first bolt (8) is installed, the sealing plug (3) is sealingly pressed in the second positioning hole (41).

8. The multi-bead chain support frame slider according to claim 1, wherein, The upper part of the supporting frame (2) is provided with an upper supporting plate (21) and the lower part is provided with a lower supporting plate (24), the upper supporting plate (21) and the lower supporting plate (24) are clamped by two oil separation plates (4) and form a whole with the shell (1).

9. The multi-bead chain support frame slider according to claim 1, wherein, The side of the shell (1) is provided with a second threaded hole (14), the second threaded hole (14) is located between the two ball containing holes (12); the second threaded hole (14) is locked and connected with the second bolt (7) which penetrates the fifth positioning hole (52) on the end cover (5) and the third positioning hole (42) on the oil separation plate (4) in sequence.

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