CN2542397Y

CN2542397Y - Multi-row rolling element holder in linear sliding rail group

Info

Publication number: CN2542397Y
Application number: CN 02206055
Authority: CN
Inventors: 李茂碷
Original assignee: 李茂碷
Current assignee: International Straight Line Science & Technology Co., Ltd.
Priority date: 2002-02-19
Filing date: 2002-02-19
Publication date: 2003-04-02
Anticipated expiration: 2012-02-19

Abstract

The utility model relates to a multi-row rolling element holder in a linear sliding rail group, which comprises a containing space, more than three tensile straps, a plurality of rows of distance pieces, and a seal, wherein a plurality of rows of rolling elements are arranged in the containing space in dislocation; the tensile strips can bear the stretching of a holder; the distance pieces are arranged in dislocation, and grooves and cut edges are arranged on the edges of the distance pieces; both ends of the seal are in a non-line type. Thus, the utility model increases the tensile ability of the holder, eliminates the extruding phenomenon generated between the rolling elements and distance piece elements of the holder when the rolling elements circularly turn, and decreases resistance generated by the holder when the holder circulates.

Description

The built-in several column rolling element of linear slide rail group retainer

Technical field

The utility model relates to the built-in several column rolling element of a kind of linear slide rail group retainer.

Background technology

See also shown in Figure 1ly, a kind of linear slide rail system is by movably slide 2 and slide rail 1 are constituted; And slide 2 both sides are respectively equipped with circulatory system A, B, so that rolling element is able to unlimited circulation, the circulatory system of every side is divided and born load cycle district C and non-loaded race way D; See also shown in Figure 2ly again, formed by the groove of body 3 and the groove of slide rail 1 by load region; Yet, for reaching the purpose that is subjected to load cycle district C that high load capability is arranged, therefore easily cause the sidewall L of circulation seat 5 too thin, break and in installation process, collide; Again as shown in Figures 3 and 4, the non-loaded race way D of known linear slide rail is only formed by 5 and two ends of circulation seat circulation flap 4, when rolling element 9 promotes retainer G when being subjected to load cycle district C to enter non-loaded race way D, easily cause tension band element H among the retainer G distortion of being obstructed, and make the retainer damage.

Its rolling element retainer must be able to bear the moment extruding of rolling element in linear slide type rail system, following rolling element to make circulation time simultaneously, the resistance of energy reduction itself and adjacent element; Yet known rolling element retainer G adopts the multiple ccontaining rolling element 9 of row parallel mode N, and two ends are that orthoscopic is sealed J, and therefore both sides nonreactive drawstring H, causes retainer G in circulation time, is distorted.High-drag, phenomenons such as high extruding E.

Commonly use shortcoming:

1, circulation seat sidewall is thin excessively, easily causes the damaged in collision of installing and using.

2, the formation of non-loaded race way only is made of a circulation seat and two end circulation flaps, easily causes retainer to pass in and out non-loaded district and the resistance when being subjected to load region increases, thereby damages retainer.

3, the rolling element accommodation space of multiple row run-in index in the retainer forms two ends orthoscopic and seals, and increases the resistance of retainer circulation time.

4, retainer both sides nonreactive drawstring easily causes the torsional deformation of retainer circulation time, makes it the pulling force deficiency.

5, rolling element and two adjacent distance pieces easily push phenomenon, cause having some setbacks property.

6, the profile of distance piece when plastic cement penetrates the demoulding, easily interferes.

Therefore, how above-mentioned disappearance is got rid of, be the place of the technical difficulties of this case creator institute desire solution.

Summary of the invention

In view of this, this case creator is professional attainment and the technical concept that is possessed with itself, through the improvement that studies repeatedly, the utility model is born; At the shortcoming that last prior art exists, the utility model provides the built-in several column rolling element of a kind of linear slide rail group retainer.

The technical solution adopted in the utility model is: the built-in several column rolling element of a kind of linear slide rail group retainer, it is characterized in that: the rolling element retainer is provided with the distance piece that the several column dislocation is arranged, and be provided with the tension band between both sides and distance piece row, making it into one can ccontaining several column and the dislocation rolling element space of arranging.

The edge of the distance piece element in this retainer is provided with and prevents that rolling element and adjacent distance piece from the groove of extruding phenomenon taking place.

The edge of distance piece element is provided with the groove that can store greasing substance.

The edge of distance piece element is provided with the trimming device that prevents that the plastic cement generation demoulding from interfering.

The retainer two ends are provided with the non-rectilinear formula and seal.

The built-in several column rolling element of a kind of linear slide rail group retainer, it is characterized in that: circulation flaps and upright the forming of side circulation flap group are held by two of the seat that circulate in the one-sided non-loaded race way of slide, and its side circulation flap two ends have the element of the tension band do circulation between bootable retainer distance piece row.

Be provided with the auxilliary strong plate design of circulation seat outside the circulation seat.

The utility model has increased the resistance to tension of retainer, and has eliminated rolling element when circulation is turned and the extruding phenomenon that taken place of retainer distance piece element.Reduced retainer in the resistance that circulation time produced; Circulation robustness, the smoothness of non-loaded race way have been increased simultaneously.

The advantage that the utlity model has:

1, circulation seat sidewall has the auxilliary strong plate protection of circulation seat, the anxiety of collisionless damage.

2, non-loaded race way is by a circulation seat two ends circulation flap and upright the forming of side circulation flap group, and there is the arc guiding device at circulation flap two ends, so retainer can be eliminated non-loaded race way and be subjected to the resistance in load cycle district in circulation time.

3, the rolling element accommodation space of multiple row dislocation in the retainer forms sealing of two ends non-rectilinear formula, reduces the resistance of retainer circulation time.

4, there is the tension design in generation the retainer both sides, can reduce the torsional deformation of circulation time, increase the resistance to tension of retainer simultaneously.

5, distance piece is provided with groove arrangement, can eliminate rolling element and adjacent two distance pieces generation extruding phenomenon.

6, the design of side cut is arranged on the distance piece, when plastic cement penetrates the demoulding, can avoid interfering and take place.

Description of drawings

Fig. 1 is general linear slide rail external form figure;

Fig. 2 is a linear slide rail blast schematic perspective view of the present utility model;

Fig. 3 is the three-dimensional exploded view of the non-loaded race way of the utility model;

Fig. 4 is known retainer floor map;

Fig. 5 is a retainer floor map of the present utility model;

The circulation stereo schematic diagram that Fig. 6 seals for retainer of the present utility model two ends non-rectilinear formula.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and the specific embodiments.

At first see also Fig. 5 and shown in Figure 6, the utility model rolling element retainer 7 is to adopt to be listed as the ccontaining rolling element 9 of dislocation mode P again, two ends are the non-rectilinear formula and

seal tension band

71,77 design more than 74 and three, therefore can reduce the resistance to tension of retainer 7 in torsional deformation that is produced and increase retainer, the nonlinearity at while retainer two ends seals 74 also can reduce the resistance that retainer 7 passes in and out non-loaded race way D and is subjected to load cycle district C; Rolling element retainer of the present utility model is a pliability bending, wherein contain the distance piece 72 that multiple row dislocation mode is arranged on the retainer 7, both sides have between tension band 71 and distance piece 72 row interconnective tension band 77 are also arranged, make the utility model retainer 7 have tension band more than three, to bear high-tensile strength; Distance piece 72 elements between the retainer 7, its edge is provided with groove 71 devices, make 9 unlikely generation extruding phenomenons of distance piece 72 and rolling element, and can increase the smoothness of circulation, side cut 75 devices of distance piece 72 can avoid retainer 7 to interfere when plastic cement penetrates the demoulding simultaneously.

See also Fig. 1, Fig. 2 and shown in Figure 3 again, the utility model is circulatory system A, the B at linear slide type rail system, lay respectively at the dual-side of slide 2, and the circulatory system of every side is respectively by being constituted by load cycle district C and non-loaded race way D, and its load cycle district C is that the groove by slide body 2 grooves and slide rail 1 is formed; Yet, for reaching the purpose that is subjected to load cycle district C to have high load capability, therefore the sidewall L of circulator 5 gets over Bao Yuejia, but the sidewall L that works as circulation seat 5 is thin excessively, easily cause slide when installing, collided and damage, the sidewall L that the auxilliary strong plate 8 of circulation seat therefore of the present utility model can be eliminated circulation seat 5 crosses the thin damage that causes.

See also Fig. 2 and shown in Figure 3 at last, non-loaded race way D of the present utility model is surrounded by circulation seat 5 one side circulation flaps 6 and two ends circulation flap 4 to form, when rolling element 9 promotes retainers 7 when being subjected to load cycle district C to enter non-loaded race way D, the tension band 77 in the retainer 7 between between distance piece 72 row will circulate according to circulate arc 61 guidings at flap 6 two ends of side; Otherwise when retainer 7 is entered when being subjected to load cycle district C by non-loaded race way D, the arc 61 at side circulation flap 6 two ends also can be guided the circulation that retainer 7 is made smoothness.

Claims

1, the built-in several column rolling element of a kind of linear slide rail group retainer, it is characterized in that: the rolling element retainer is provided with the distance piece that the several column dislocation is arranged, and be provided with the tension band between both sides and distance piece row, making it into one can ccontaining several column and the dislocation rolling element space of arranging.

2, the built-in several column rolling element of linear slide rail group as claimed in claim 1 retainer is characterized in that: the edge of the distance piece element in this retainer is provided with and prevents that rolling element and adjacent distance piece from the groove of extruding phenomenon taking place.

3, the built-in several column rolling element of linear slide rail group as claimed in claim 1 retainer, it is characterized in that: the edge of distance piece element is provided with the groove that can store greasing substance.

4, the built-in several column rolling element of linear slide rail group as claimed in claim 1 retainer is characterized in that: the edge of distance piece element is provided with the trimming device that prevents that the plastic cement generation demoulding from interfering.

5, the built-in several column rolling element of linear slide rail group as claimed in claim 1 retainer, it is characterized in that: the retainer two ends are provided with the non-rectilinear formula and seal.

6, the built-in several column rolling element of a kind of linear slide rail group retainer, it is characterized in that: circulation flaps and upright the forming of side circulation flap group are held by two of the seat that circulate in the one-sided non-loaded race way of slide, and its side circulation flap two ends have the element of the tension band do circulation between bootable retainer distance piece row.

7, the built-in several column rolling element of linear slide rail group as claimed in claim 6 retainer is characterized in that: be provided with the auxilliary strong plate design of circulation seat outside the circulation seat.