CN212868189U - Bidirectional extension locatable guide rail - Google Patents
Bidirectional extension locatable guide rail Download PDFInfo
- Publication number
- CN212868189U CN212868189U CN202021764591.7U CN202021764591U CN212868189U CN 212868189 U CN212868189 U CN 212868189U CN 202021764591 U CN202021764591 U CN 202021764591U CN 212868189 U CN212868189 U CN 212868189U
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- CN
- China
- Prior art keywords
- guide rail
- rail seat
- gear
- slide
- post
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 7
- 239000011324 bead Substances 0.000 claims 2
- 238000000034 method Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a bidirectional extension locatable guide rail, which comprises a first guide rail seat and a second guide rail seat; the bottom of the first guide rail seat is provided with a slide way, a gear track is arranged below the side wall of the first guide rail seat, a bayonet is arranged above the first guide rail seat, and the side wall of the bayonet is provided with a positioning groove; mobilizable sliding support that is equipped with on the second guide rail seat, the sliding support bottom be equipped with pillar that the slide matches and with the jack-post that the slide matches, be equipped with on the jack-post with the gear train that the gear track matches, be equipped with the locator card post on the lateral wall of second guide rail seat, mobilizable being equipped with on the locator card post with the locating pin that the constant head tank matches.
Description
Technical Field
The utility model belongs to the technical field of the guide rail, concretely relates to two-way extension locatable guide rail.
Background
The guide rail is a groove or ridge made of metal or other materials, can bear, fix and guide a moving device or equipment and reduce the friction of the moving device or equipment, the longitudinal groove or ridge on the surface of the guide rail is used for guiding and fixing machine parts, special equipment, instruments and the like, and the guide rail is also called a slide rail, a linear guide rail and a linear slide rail, is used for the linear reciprocating motion occasion, has higher rated load than a linear bearing, can bear certain torque and can realize high-precision linear motion under the condition of high load; however, when the existing guide rail in the current market is used, the guide rail cannot be extended in a two-way mode and can only move towards one direction, when the guide rail moves in the opposite direction, the guide rail needs another guide rail to complete the process, the material cost and the space using area are increased, unnecessary waste is caused, and when the existing guide rail is used, the slide block is installed and fixed more, the slide block is more complicated, and the guide rail is easy to rapidly install and use. It is therefore desirable to provide a guide rail that is cost and space efficient.
The utility model discloses a two-way extension locatable guide rail as publication number CN210003681U, including first guide rail seat, the top slidable mounting of first guide rail seat has the second guide rail seat, the one end of first guide rail seat is connected with the curb plate, the guide rail is installed to the top of first guide rail seat and the bottom of second guide rail seat, the utility model discloses structure scientific and reasonable, convenience safe in utilization, through rocking the crank, drive the rotation of the first drive gear that axis of rotation one end is connected, drive the rotation of second drive bevel gear, when second drive bevel gear rotates, can drive the rotation of first drive bevel gear, thereby drive the rotation of threaded rod, when the rotation of threaded rod, can drive the locating piece and remove, the locating piece contacts with the guide rail, fixes a position between first guide rail seat and the second guide rail seat, first guide rail seat and second guide rail seat can pass the guide rail and first slider and second slider carry out relative slip, the two-way extension between the first guide rail seat and the second guide rail seat can be realized.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a two-way extension locatable guide rail can realize the two-way extension of guide rail, and positioning method is simple, and the location is firm.
The utility model provides a following technical scheme:
a bidirectional extension locatable guide rail is characterized by comprising a first guide rail seat and a second guide rail seat; the bottom of the first guide rail seat is provided with a slide way, a gear track is arranged below the side wall of the first guide rail seat, a bayonet is arranged above the first guide rail seat, and the side wall of the bayonet is provided with a positioning groove; mobilizable sliding support that is equipped with on the second guide rail seat, the sliding support bottom be equipped with pillar that the slide matches and with the jack-post that the slide matches, be equipped with on the jack-post with the gear train that the gear track matches, be equipped with the locator card post on the lateral wall of second guide rail seat, mobilizable being equipped with on the locator card post with the locating pin that the constant head tank matches.
Preferably, a protrusion is arranged in the middle of the positioning groove, and the height of the protrusion is smaller than that of the bayonet surface.
Preferably, the slide has two, the slide is the arc, mobilizable the inlaying of pillar bottom has the ball that is used for reducing friction, the ball size with the slide matches.
Preferably, the gear train includes two gears of mutual parallel engagement, rotatable the establishing of gear on the jack post, both sides are equipped with about the gear and are used for preventing the gliding gear stopper of gear, the gear stopper is fixed on the jack post, the jack post bottom is mobilizable inlay with the jack post ball that the slide matches.
Preferably, a clamping groove is formed in the positioning clamp column, the positioning pin is clamped in the clamping groove in a movable mode, a limiting bolt is arranged on the positioning pin, a spring is sleeved on the positioning pin, one end of the spring abuts against the limiting bolt, the other end of the spring abuts against the inner side of the clamping groove, and the other end of the limiting bolt is clamped on the outer side of the clamping groove.
Preferably, the sliding support is provided with a limiting strip.
Preferably, the second guide rail seat is provided with a handle.
The utility model has the advantages that: the guide rail is positioned and bidirectionally extended by pressing or lifting the second guide rail seat to drive the positioning clamping column to lock the gear or release the locked gear, the operation process is simple and convenient, and the shaft column and the support column form stable support, so that the guide rail is kept horizontal and cannot be inclined in the extension or shortening process; the pillar bottom is equipped with the ball, the jack-post bottom is equipped with the jack-post ball for guide rail slip process frictional force is littleer, and is more laborsaving, can reduce wearing and tearing simultaneously, prolongs the practical life of guide rail.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic side view of the internal structure of the present invention;
fig. 2 is a schematic view of the top view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the sliding support of the present invention;
fig. 4 is a schematic top view of the present invention.
Detailed Description
As shown in the figures, the bidirectional extension locatable guide rail provided by the utility model is characterized by comprising a first guide rail seat 1 and a second guide rail seat 2; the bottom of the first guide rail seat 1 is provided with a slideway 3, the slideway 3 is arc-shaped, a gear track 4 is arranged below the side wall of the first guide rail seat 1, a bayonet 5 is arranged above the first guide rail seat 1, and the side wall of the bayonet 5 is provided with a positioning groove 6; the second guide rail seat 2 is movably provided with a sliding support 7, and the sliding support 7 is provided with a limiting strip 17 to prevent the second guide rail seat 2 from being lifted or falling off and damaged due to overlarge pressing force. The second guide rail seat 2 is provided with a handle, so that the second guide rail seat 2 can be lifted up and pressed down conveniently. The bottom of the sliding support 7 is provided with two struts 8 matched with the slide ways 3, the bottom ends of the struts 8 are movably embedded with round balls for reducing friction, the size of the round balls is matched with that of the slide ways 3, the bottom of the sliding support 7 is also provided with an axle post 9 matched with the slide ways 3, the axle post 9 is provided with a gear set 10 matched with the gear track 4, the gear set 10 comprises two gears which are meshed in parallel, the gears are rotatably arranged on the axle post 9, gear limit blocks 13 for preventing the gears from sliding are arranged on the upper side and the lower side of each gear, the gear limit blocks 13 are fixed on the axle posts 9, and the bottom of the axle post 9 is movably embedded with axle post round balls matched with the slide ways 3; the two gears respectively rotate with the two gear tracks 4 in a meshed mode through the shaft column 9, and extension or shortening of the guide rail is achieved. The stanchions 8 support the sliding brackets 7 simultaneously with the axle stub 9, making the guide rail more stable during elongation. The ball and the axle column ball reduce the friction force of the guide rail in the sliding process, so that the guide rail is more labor-saving, and the friction damage to the guide rail is avoided. The side wall of the second guide rail seat 2 is provided with a positioning clamp column 11, and a positioning pin 12 matched with the positioning groove 6 is movably arranged on the positioning clamp column 11. The middle of the positioning groove 6 is provided with a bulge, the height of the bulge is smaller than that of the surface of the bayonet 5, and the positioning pin 12 can slide up and down on the bulge of the positioning groove 6 without marking out the positioning groove 6. A clamping groove 14 is formed in the positioning clamping column 11, the positioning pin 12 is movably clamped in the clamping groove 14, a limiting bolt 15 is arranged on the positioning pin 12, a spring 16 is sleeved on the positioning pin 12, one end of the spring 16 abuts against the limiting bolt 15, the other end of the spring 16 abuts against the inner side of the clamping groove 14, and the other end of the limiting bolt 15 is clamped on the outer side of the clamping groove 14; in the guide rail extension process, the second guide rail seat 2 is lifted, the positioning pin 12 is located above the bulge of the clamping groove 14, when the guide rail is positioned, the second guide rail is pressed down 2, the positioning pin 12 is located below the bulge of the clamping groove 14, when the second guide rail seat 2 is lifted or pressed down, the positioning pin 12 is extruded by the bulge in the middle of the positioning groove 6, and the compression spring 16 retracts towards the inside of the positioning groove 6, so that the positioning pin 12 slides to the lower side from the upper side of the bulge or slides to the upper side from the lower side of the bulge.
During the use, at first upwards the pulling is carried the hand, locating pin 12 receives bellied extrusion to indent in the constant head tank 6, spring-backed makes locating pin 12 support in protruding top when reaching protruding top, locator card post 11 is along with lifting second guide rail seat 2, the dead location of lock of contact pair gear, after the pulling was carried the guide rail of hand and is reached target length, press down second guide rail seat 2, locating pin 12 receives bellied extrusion to indent in the constant head tank 6, spring-backed makes locating pin 12 support in protruding below when reaching protruding below, locator card post 11 is along with pushing down second guide rail seat 2, block between advancing gear train 10 and gear track 4, make gear train 10 unable rotation, accomplish the lock of gear train and die, thereby accomplish the location of guide rail.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A bidirectional extension locatable guide rail is characterized by comprising a first guide rail seat (1) and a second guide rail seat (2); the bottom of the first guide rail seat (1) is provided with a slide way (3), a gear track (4) is arranged below the side wall of the first guide rail seat (1), a bayonet (5) is arranged above the first guide rail seat (1), and the side wall of the bayonet (5) is provided with a positioning groove (6); mobilizable sliding support (7) that are equipped with on second guide rail seat (2), sliding support (7) bottom be equipped with pillar (8) that slide (3) match and with jack-post (9) that slide (3) match, be equipped with on jack-post (9) with gear train (10) that gear track (4) match, be equipped with locator card post (11) on the lateral wall of second guide rail seat (2), mobilizable being equipped with on locator card post (11) with locating pin (12) that constant head tank (6) match.
2. The bi-directionally elongated positionable guide according to claim 1, wherein a protrusion is provided in the middle of the positioning slot (6), the height of the protrusion being smaller than the surface of the bayonet (5).
3. The bi-directional elongate positionable guide according to claim 1, wherein there are two of said runners (3), said runners (3) being arcuate, said posts (8) having movably embedded at their lower ends beads for reducing friction, said beads being sized to fit said runners (3).
4. The guide rail of claim 1, wherein the gear set (10) comprises two gears engaged in parallel, the gears are rotatably disposed on the shaft (9), gear stoppers (13) for preventing the gears from sliding are disposed on the upper and lower sides of the gears, the gear stoppers (13) are fixed on the shaft (9), and a shaft ball matched with the slide rail (3) is movably embedded in the bottom of the shaft (9).
5. The guide rail with the bidirectional extension function according to claim 1, wherein a slot (14) is provided on the positioning clip column (11), the positioning pin (12) is movably clipped in the slot (14), a limit bolt (15) is provided on the positioning pin (12), a spring (16) is sleeved on the positioning pin (12), one end of the spring (16) abuts against the limit bolt (15), the other end of the spring (16) abuts against the inner side of the slot (14), and the other end of the limit bolt (15) is clipped against the outer side of the slot (14).
6. The bi-directional elongate positionable guide rail according to claim 1, wherein the sliding bracket (7) is provided with a stop strip (17).
7. The bi-directional elongate positionable guide rail according to claim 1, wherein a handle is provided on the second guide rail seat (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021764591.7U CN212868189U (en) | 2020-08-21 | 2020-08-21 | Bidirectional extension locatable guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021764591.7U CN212868189U (en) | 2020-08-21 | 2020-08-21 | Bidirectional extension locatable guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212868189U true CN212868189U (en) | 2021-04-02 |
Family
ID=75190885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021764591.7U Expired - Fee Related CN212868189U (en) | 2020-08-21 | 2020-08-21 | Bidirectional extension locatable guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212868189U (en) |
-
2020
- 2020-08-21 CN CN202021764591.7U patent/CN212868189U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |