CN217328132U

CN217328132U - Double-axis guide rail

Info

Publication number: CN217328132U
Application number: CN202220070842.4U
Authority: CN
Inventors: 胡逢斌
Original assignee: Zhejiang Kaiyade Bearing Manufacturing Co ltd
Current assignee: Zhejiang Kaiyade Bearing Manufacturing Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-30
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a biax heart guide rail relates to linear guide technical field. The utility model comprises a guide rail, wherein, the two opposite side surfaces of the guide rail are both provided with a circular groove, a supporting shaft is fixedly connected inside the circular groove, the outside of the guide rail is provided with a slide block, the bottom of the slide block is provided with a guide rail groove, the groove walls of the two opposite sides of the guide rail groove are both provided with a containing groove, the inside of the containing groove is movably provided with a roller, and the roller is matched with the supporting shaft; the inside adjustment mechanism that is provided with of holding tank, adjustment mechanism include movable block, activity groove, telescopic link and compression spring, are provided with clearance mechanism between gyro wheel and the holding tank inner wall, and clearance mechanism includes mounting panel and brush hair. The utility model discloses a set up adjustment mechanism and clearance mechanism, stability when having improved the slider activity avoids the slider to rock the transmission precision that influences biax center guide rail, clears up the dust that glues on the gyro wheel surface, avoids the dust to influence the normal use of biax center guide rail.

Description

Double-axis guide rail

Technical Field

The utility model belongs to the technical field of linear guide, especially, relate to a biax heart guide rail.

Background

The guide rail is also called as a slide rail, a linear guide rail and a linear slide rail, is used in the linear reciprocating motion occasion, has higher rated load than a linear bearing, can bear certain torque, can realize high-precision linear motion under the condition of high load, has the characteristics of simple assembly, light weight, corrosion resistance and interchangeability, and is widely applied to automatic equipment, a carrying system, an automatic door guide rail, welding equipment, cutting equipment, conveying equipment, paint spraying equipment and the like at present. The double-axis guide rail is an important application form of the axis type slide rail, and has a wide application range in mechanical equipment application.

The double-axis guide rail generally comprises a slide block and a track, wherein a U-shaped guide rail groove is formed in the slide block, rollers which rotate in the circumferential direction are arranged on the left side and the right side of the guide rail groove at intervals, a support shaft is arranged on the track, a groove of each roller is in contact with the support shaft on the track, and when the double-axis guide rail works, the rollers of the slide block rotate and slide along the support shafts on the track.

When the sliding block of the existing double-axis guide rail is assembled with the rail, a gap is easily generated between the supporting shaft and the roller, so that the sliding block is easily shaken in the sliding process, the transmission precision of the double-axis guide rail is influenced, and even the double-axis guide rail cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a biax center guide rail, when solving the slider and the track equipment of current biax center guide rail, produce the clearance easily between back shaft and the gyro wheel, cause the slider to produce easily and rock at the in-process that slides to influence the transmission precision of biax center guide rail, unable use even, biax center guide rail uses for a long time moreover and leads to the gyro wheel surface easily to gather the dust, influences the problem of the normal use of biax center guide rail.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a double-axis guide rail, which comprises a guide rail, wherein circular grooves are respectively arranged on the two opposite side surfaces of the guide rail, a supporting shaft is fixedly connected inside the circular grooves, a slide block is arranged outside the guide rail, a guide rail groove is arranged at the bottom of the slide block, accommodating grooves are respectively arranged on the groove walls on the two opposite sides of the guide rail groove, a roller is movably arranged inside the accommodating grooves, and the roller is matched with the supporting shaft; an adjusting mechanism is arranged in the accommodating groove, and a cleaning mechanism is arranged between the idler wheel and the inner wall of the accommodating groove;

the adjusting mechanism comprises two movable blocks, movable grooves, telescopic rods and compression springs, wherein the two movable blocks are fixedly arranged on rotating shafts movably arranged at two ends of the roller, the movable grooves are formed in the upper and lower groove walls of the accommodating groove, the movable blocks are movably arranged in the movable grooves, one end of each telescopic rod is fixedly connected to the groove wall on one side, away from the guide rail, of each movable groove, the other end of each telescopic rod is fixedly connected to the corresponding movable block, the compression springs are arranged on the peripheral sides of the telescopic rods, two ends of each compression spring are respectively and fixedly connected to the corresponding movable block and the groove wall on one side of each movable groove, and the roller is always attached to the supporting shaft through the corresponding movable block in a matching mode of the compression springs and the telescopic rods;

clearance mechanism includes mounting panel and brush hair, the holding tank that the slider bottom was equipped with is kept away from guide rail one side cell wall and is seted up the mounting groove, the mounting panel sets up inside the mounting groove, the mounting panel closes on the fixed brush hair one end that is provided with on the gyro wheel side, and the brush hair other end laminates mutually with gyro wheel side, and when the gyro wheel rotated, brush hair and gyro wheel surface friction clear up the dust on gyro wheel surface.

Preferably, the opposite two side faces of the guide rail are located below the support shaft and are provided with limit grooves, limit grooves are movably provided with limit blocks, the protrusions of the slide block are fixedly connected to the limit blocks, and the limit grooves are internally provided with the limit blocks for movement.

Preferably, the top of the guide rail and the top of the sliding block are respectively provided with a first connecting hole and a second connecting hole, the first connecting holes are distributed at the top of the guide rail at equal intervals, and the second connecting holes are distributed at the top of the sliding block in a rhombic shape.

Preferably, four first threaded through holes are formed in the two opposite outer side faces of the sliding block, four second threaded through holes are formed in the side face, close to the side face of the side wall of the sliding block, of the mounting plate, the second threaded through holes are the same as the inner diameter of the first threaded through holes in position and correspond to the first threaded through holes in position, the fastening bolts are screwed into the first threaded through holes and the second threaded through holes in sequence, and therefore the mounting plate is fixed inside the mounting groove.

Preferably, the inside bleeder vent of having seted up of back shaft, the back shaft is close to gyro wheel one side lateral surface and has seted up the louvre, the louvre is linked together with the bleeder vent, and inside the heat that gyro wheel and back shaft looks friction produced transmitted the bleeder vent through the louvre, rethread bleeder vent and outside air interchange.

Preferably, the inner wall of the ventilation hole is fixedly connected with radiating fins which can accelerate the heat absorption speed.

Preferably, the supporting shaft is internally provided with air holes, the edges of the two ends of each air hole are fixedly connected with dust screens, and the dust screens play a role in dust prevention.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up adjustment mechanism, reduce the clearance between back shaft and the gyro wheel, when the slider moves about on the guide rail, gyro wheel and back shaft contact each other, the telescopic link produces the extrusion force to the movable block with the compression spring cooperation that its all sides were equipped with, the extrusion force drives the movable block and moves to guide rail one side in the activity inslot, thereby make the gyro wheel keep closely laminating with the back shaft all the time, and the stopper that the slider bottom was equipped with cooperates with the spacing groove that the guide rail both sides were equipped with, make the slider keep stable when the activity, can not appear rocking, stability when having improved the slider activity, avoid the slider to rock the transmission precision that influences biax center guide rail;

2. the utility model discloses a set up clearance mechanism, clear up the dust that glues on the gyro wheel surface, when the slider was followed the guide rail activity, drive the gyro wheel and rotate along the back shaft, contact with the brush hair when the gyro wheel rotates, brush through the dust on brush hair with the gyro wheel surface and remove, the mounting groove that is equipped with on the slider holding tank lateral wall is convenient for install the mounting panel moreover, is convenient for change clearance mechanism, avoids the dust to influence the normal use of biax heart guide rail.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of a double-axis guide rail of the present invention;

fig. 2 is a partially enlarged view of a portion a in fig. 1 of the double-axis guide rail of the present invention;

fig. 3 is a top view of a double-axis guide rail of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3 of a dual-axis guide rail according to the present invention;

fig. 5 is a partial enlarged view of the position C in fig. 4 of the double-axis guide rail of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a guide rail; 2. a support shaft; 3. a slider; 4. a guide rail groove; 5. accommodating a tank; 6. a roller; 7. a movable block; 8. a movable groove; 9. a telescopic rod; 10. a compression spring; 11. mounting a plate; 12. brushing; 13. a limiting groove; 14. a limiting block; 15. air holes are formed; 16. heat dissipation holes; 17. a heat dissipating fin; 18. a dust screen.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the utility model relates to a double-axis guide rail, which comprises a guide rail 1, wherein, the opposite two side surfaces of the guide rail 1 are both provided with a circular groove, the inside of the circular groove is fixedly connected with a supporting shaft 2, the outside of the guide rail 1 is provided with a slide block 3, the bottom of the slide block 3 is provided with a guide rail groove 4, the opposite two side groove walls of the guide rail groove 4 are both provided with a holding groove 5, the inside of the holding groove 5 is movably provided with a roller 6, and the roller 6 is matched with the supporting shaft 2; an adjusting mechanism is arranged in the accommodating groove 5, and a cleaning mechanism is arranged between the roller 6 and the inner wall of the accommodating groove 5;

the adjusting mechanism comprises two movable blocks 7, movable grooves 8, telescopic rods 9 and compression springs 10, wherein the two movable blocks 7 are fixedly arranged on rotating shafts movably arranged at two ends of the roller 6, the movable grooves 8 are formed in the groove walls on the upper side and the lower side of the accommodating groove 5, the movable blocks 7 are movably arranged in the movable grooves 8, one end of each telescopic rod 9 is fixedly connected to the groove wall on one side, away from the guide rail 1, of each movable groove 8, the other end of each telescopic rod 9 is fixedly connected to the corresponding movable block 7, the compression springs 10 are arranged on the circumferential side of each telescopic rod 9, two ends of each compression spring 10 are respectively fixedly connected to the corresponding movable block 7 and the groove wall on one side of each movable groove 8, the compression springs 10 are matched with the corresponding telescopic rods 9, the roller 6 is always attached to the supporting shaft 2 through the corresponding movable blocks 7, and gaps between the roller 6 and the supporting shaft 2 are reduced;

clearance mechanism includes mounting panel 11 and brush hair 12, the mounting groove has been seted up to holding tank 5 that 3 bottoms of slider were equipped with far away from 1 one side cell wall of guide rail, mounting panel 11 sets up inside the mounting groove, mounting panel 11 closes on the fixed 12 one ends of brush hair that are provided with on 6 sides of gyro wheel, and the 12 other ends of brush hair and 6 side facies laminatings of gyro wheel, when gyro wheel 6 rotates,

brush hair

12 and 6 surface friction of gyro wheel, clear up the dust on 6 surfaces of gyro wheel, avoid the dust to influence gyro wheel 6 along the activity of back shaft 2.

Wherein, the relative both sides face of guide rail 1 is located 2 belows in the back shaft and has seted up spacing groove 13, and the inside activity of spacing groove 13 is provided with

stopper

14, and 3 protruding department fixed connection of slider are on stopper 14, and the inside stopper 14 activity that supplies of spacing groove 13, stopper 14 and spacing groove 13 cooperation make slider 3 can not appear rocking when moving along guide rail 1, just prescribe a limit to 6 positions of gyro wheel.

Wherein, first connecting hole and second connecting hole have been seted up respectively at 1 top of guide rail and 3 tops of slider, and first connecting hole equidistance distributes at 1 top of guide rail, and the second connecting hole is rhombus and distributes at 3 tops of slider, is convenient for install fixed, is convenient for install other spare parts simultaneously to biax center guide rail through first connecting hole and second connecting hole.

Wherein, four first screw thread through-holes have been seted up on the relative two lateral surfaces of slider 3, and four second screw thread through-holes have been seted up on mounting panel 11 is close to 3 lateral walls of slider one side, and second screw thread through-hole is the same with first screw thread through-hole internal diameter and the position is corresponding, and inside first screw thread through-hole of fastening bolt screw in proper order and second screw thread through-hole to fix mounting panel 11 inside the mounting groove, be convenient for change mounting panel 11 and brush hair 12.

Wherein, the inside bleeder vent 15 of having seted up of back shaft 2, the louvre 16 has been seted up to back shaft 2 near 6 one side lateral surface of gyro wheel, and louvre 16 is linked together with bleeder vent 15, and inside the heat that gyro wheel 6 and back shaft 2 looks mutual friction produced transmitted bleeder vent 15 through louvre 16, rethread bleeder vent 15 and outside air interchange prevented that the heat from too high leading to gyro wheel 6 and back shaft 2 to damage.

Wherein, fixedly connected with radiating fin 17 on the 15 inner walls of bleeder vent, radiating fin 17 can accelerate the heat absorption rate, and the radiating effect is good.

Wherein, fixedly connected with dust screen 18 on the inside bleeder vent 15 both ends edge position that is equipped with of back shaft 2, dust screen 18 plays dustproof effect, prevents that the dust from getting into 15 inside influence radiating effect of bleeder vent.

The utility model discloses a theory of operation does: when the sliding block 3 moves on the guide rail 1, the roller 6 is contacted with the supporting shaft 2, the telescopic rod is matched with a compression spring 10 arranged on the peripheral side surface of the telescopic rod 9 to generate extrusion force on the movable block 7, the extrusion force drives the movable block 7 to move towards one side of the guide rail 1 in the movable groove 8, so that the roller 6 is always tightly attached to the supporting shaft 2, and a limiting block 14 arranged at the bottom of the sliding block 3 is matched with limiting grooves 13 arranged on two sides of the guide rail 1, so that the sliding block 3 is kept stable during moving, no shaking occurs, the stability of the sliding block 3 during moving is improved, and the sliding block 3 is prevented from shaking to influence the transmission precision of the double-axis guide rail; when slider 3 moved along guide rail 1, drive gyro wheel 6 and rotate along back shaft 2, contact with brush hair 12 when gyro wheel 6 rotated, brush through brush hair 12 with the dust on gyro wheel 6 surface and remove, the mounting groove that is equipped with on the 5 lateral walls of slider 3 holding tank is convenient for fix a position mounting panel 11 in addition, installs fixedly mounting panel 11 through the bolt, is convenient for change clearance mechanism, avoids the dust to influence the normal use of biax center guide rail.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A double-axis guide rail is characterized in that: the guide rail device comprises a guide rail (1), wherein circular grooves are formed in two opposite side surfaces of the guide rail (1), a support shaft (2) is fixedly connected inside each circular groove, a sliding block (3) is arranged on the outer side of the guide rail (1), a guide rail groove (4) is formed in the bottom of the sliding block (3), accommodating grooves (5) are formed in two opposite side groove walls of the guide rail groove (4), idler wheels (6) are movably arranged inside the accommodating grooves (5), and the idler wheels (6) are matched with the support shaft (2); an adjusting mechanism is arranged in the accommodating groove (5), and a cleaning mechanism is arranged between the roller (6) and the inner wall of the accommodating groove (5);

the adjusting mechanism comprises two movable blocks (7), two movable grooves (8), a telescopic rod (9) and compression springs (10), wherein the two movable blocks (7) are fixedly arranged on a rotating shaft movably arranged at two ends of a roller (6), the movable grooves (8) are formed in the groove walls of the upper side and the lower side of the accommodating groove (5), the movable blocks (7) are movably arranged in the movable grooves (8), one end of the telescopic rod (9) is fixedly connected to the groove wall of one side, away from the guide rail (1), of each movable groove (8), the other end of the telescopic rod (9) is fixedly connected to the corresponding movable block (7), the compression springs (10) are arranged on the circumferential side of the telescopic rod (9), and two ends of each compression spring (10) are respectively and fixedly connected to the corresponding movable block (7) and the groove wall of one side of the corresponding movable groove (8);

clearance mechanism includes mounting panel (11) and brush hair (12), holding tank (5) that slider (3) bottom was equipped with keep away from guide rail (1) one side cell wall and seted up the mounting groove, mounting panel (11) set up inside the mounting groove, mounting panel (11) close on fixedly on gyro wheel (6) a side and are provided with brush hair (12) one end, and brush hair (12) other end and gyro wheel (6) a side laminate mutually.

2. The double-axis guide rail according to claim 1, wherein the two opposite side surfaces of the guide rail (1) are positioned below the support shaft (2) and provided with a limiting groove (13), a limiting block (14) is movably arranged in the limiting groove (13), and the protruding part of the sliding block (3) is fixedly connected to the limiting block (14).

3. The guide rail with double axial centers as claimed in claim 2, wherein the top of the guide rail (1) and the top of the sliding block (3) are respectively provided with a first connecting hole and a second connecting hole.

4. The double-axis guide rail as claimed in claim 3, wherein four first threaded through holes are formed in two opposite outer side surfaces of the slider (3), four second threaded through holes are formed in one side surface of the mounting plate (11) close to the side wall of the slider (3), and the second threaded through holes have the same inner diameter as the first threaded through holes and are located at corresponding positions.

5. The guide rail of claim 4, wherein the support shaft (2) has air holes (15) formed therein, and the outer surface of the support shaft (2) near the roller (6) has heat dissipation holes (16), wherein the heat dissipation holes (16) are communicated with the air holes (15).

6. The double-axis guide rail of claim 5, wherein the inner wall of the ventilation hole (15) is fixedly connected with a heat radiating fin (17).

7. The guide rail of claim 6, wherein the supporting shaft (2) is provided with air holes (15) and dust screens (18) are fixedly connected to the edges of the two ends of the air holes.