CN203730556U - Linear guiderail pair of integral injection molding pin roller - Google Patents
Linear guiderail pair of integral injection molding pin roller Download PDFInfo
- Publication number
- CN203730556U CN203730556U CN201420117122.4U CN201420117122U CN203730556U CN 203730556 U CN203730556 U CN 203730556U CN 201420117122 U CN201420117122 U CN 201420117122U CN 203730556 U CN203730556 U CN 203730556U
- Authority
- CN
- China
- Prior art keywords
- reverse
- groove
- raceway
- guide rail
- roller
- Prior art date
- 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
Links
- 238000001746 injection moulding Methods 0.000 title abstract description 6
- 230000007704 transition Effects 0.000 claims abstract description 36
- 239000011324 bead Substances 0.000 claims abstract description 25
- 239000002991 molded plastic Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 abstract description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Bearings For Parts Moving Linearly (AREA)
Abstract
A linear guiderail pair of an integral injection molding pin roller comprises a guiderail, a sliding block body and a rolling device, wherein a trapezoid-shaped groove is arranged in each of the two sides of the guiderail, a guiderail raceway surface is arranged on the trapezoid-shaped groove, an internal cavity is arranged at the bottom of the sliding block body, the rolling device is arranged in the internal cavity, the sliding block body rides across the guiderail through the rolling device, the rolling device comprises a waist-shaped circulating raceway, a pin roller is arranged in the circulating raceway, the circulating raceway comprises a raceway groove, a bead return hole, a reverse transition block and a reverse transition bridge, and the pin roller in the raceway groove slides along the guiderail raceways surface, so that a sliding block and the guiderail move relatively. The structure of the sliding block eliminates the matching error between a reverse groove and the raceway groove and the bead return hole, and the reverse flexibility and the operating accuracy of the rolling linear guiderail pair are guaranteed; and meanwhile, the reverse structure curve of the reverse transition block comprises two arc sections and a flat and straight section, so that the pin roller is in smooth transition, and the reverse impact is small.
Description
Technical field
The utility model belongs to mechanical equipment technical field, relates to a kind of integral molded plastic roller line slideway auxiliary.
Background technique
Slider part is the important component part of roller line slideway auxiliary, the relevant working of plasticss such as reverse transition piece, retainer and time hole of bead lining in current roller line slideway auxiliary slider part are in the manufacturing, all adopt independent molding and forming, then each working of plastics is installed on successively and on slide body, carries out manufacturing according to certain order.Due to the impact of manufacturing error, the quality of fit error of part is larger between each relevant working of plastics and between working of plastics and slide body, particularly the quality of fit error in the raceway groove of the reverse groove on reverse transition piece and tourelle and time hole of bead is larger, roller is in the time that oppositely groove enters raceway groove or goes back to the hole of bead, can occur jump and slightly block phenomenon, and then have influence on reverse flexibility and the synthesis precision of guiding pairs.In addition, the S-curve of the reverse circular arc in reverse transition piece is shorter, and roller is oppositely unexpected, and reverse impact is large, easily produces large noise, and easily causes the damage of retrodirective component.
Model utility content
Main purpose of the present utility model is to provide a kind of integral molded plastic roller line slideway auxiliary, solves in existing roller line slideway auxiliary running and can occur to jump and slightly to block phenomenon, reverse impact is large, kinematic accuracy is poor defect.
In order to realize the purpose of this utility model, the technological scheme that the utility model adopts is, a kind of integral molded plastic roller line slideway auxiliary, include guide rail, slide body and tourelle, two sides of guide rail are respectively arranged with recessed dovetail groove, two central planes such as grade of dovetail groove are guide rail roller surface, be provided with recessed interior die cavity along the bottom of slide body, tourelle is arranged on the both sides inwall of interior die cavity, slide body straddles on guide rail by tourelle, gap place between tourelle and guide rail roller surface is provided with retainer, tourelle include two groups mutually sheathed and be space crossed kidney-shaped circulation raceway, in circulation raceway, be provided with roller, circulation raceway includes raceway groove, go back to the hole of bead and be arranged on raceway groove and reverse transition piece and the reverse transition bridge of time two ends, hole of bead joint, on reverse transition piece and reverse transition bridge, be provided with the reverse groove of mutual correspondence, the reverse groove cooperatively interacting forms reverse duct, raceway groove forms roller operating loop with time hole of bead by reverse hole link, roller in raceway groove makes along the slip of guide rail roller surface can relative movement between slide block and guide rail.
Feature of the present utility model is also, between two groups of circulation raceways of tourelle, angle is 90 °, and correspondingly the angle between upper and lower two guide rail roller surfaces of dovetail groove is also 90 °.
Oppositely duct is made up of two pitch circle segmental arcs and a joint straightway.
The beneficial effects of the utility model are:
1) integral molded plastic slide block structure of the present utility model can be eliminated reverse groove and the raceway groove of tourelle and the mismatch error of going back to the hole of bead on reverse transition piece, ensures reverse flexibility and the running precision of linear rolling guide;
2) the reverse geometry curve of reverse transition piece of the present utility model is made up of two pitch circle segmental arcs and a joint flat segments, can realize the mild transition of roller, and reverse impact is little.
Brief description of the drawings
Fig. 1 is overall cross-sectional view of the present utility model;
Fig. 2 is slide body cross-sectional view of the present utility model;
Fig. 3 is slide body perspective view of the present utility model;
Fig. 4 is tourelle structural representation of the present utility model;
Fig. 5 is reversing device structural representation of the present utility model;
Fig. 6 is reverse pore passage structure schematic diagram of the present utility model.
In figure, 1. guide rail, 2. slide body, 3. tourelle, 4. dovetail groove, 5. guide rail roller surface, 6. interior die cavity, 7. retainer, 8. roller, 9. raceway groove, the 10. time hole of bead, 11. reverse transition pieces, 12. reverse transition bridges, 13. reverse ducts, 14. dust excluders, 15. times hole of bead linings, 16. arc sections, 17. straightways, 18. transit bridge lids, 19. end caps, 20. dust covers.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
The utility model provides a kind of integral molded plastic roller line slideway auxiliary, as shown in Figure 1, include guide rail 1, slide body 2 and tourelle 3, two sides of guide rail 1 are respectively arranged with recessed dovetail groove 4, two central planes such as grade of dovetail groove 4 are guide rail roller surface 5, as shown in Figure 2, be provided with recessed interior die cavity 6 along the bottom of slide body 2, tourelle 3 is arranged on the both sides inwall of interior die cavity 6, slide body 2 straddles on guide rail 1 by tourelle 3, gap place between tourelle 3 and guide rail roller surface 5 is provided with retainer 7, as shown in Figure 3, tourelle 3 include two groups mutually sheathed and be space crossed kidney-shaped circulation raceway, in circulation raceway, be provided with roller 8, circulation raceway includes raceway groove 9, go back to the hole of bead 10 and be arranged on raceway groove 9 and reverse transition piece 11 and the reverse transition bridge 12 of time hole of bead 10 two ends joints, on reverse transition piece 11 and reverse transition bridge 12, be provided with the reverse groove of mutual correspondence, the reverse groove cooperatively interacting forms reverse duct 13, raceway groove 9 is communicated with and is formed roller operating loop by reverse duct 13 with time hole of bead 10, roller 8 in raceway groove 9 makes along 5 slips of guide rail roller surface can relative movement between slide block 2 and guide rail 1.
When concrete enforcement, retainer 7 is divided into holder, middle retainer and lower retainer, holder and lower retainer are separately positioned on the top and bottom of tourelle 3, middle retainer is arranged on the position between 3 two raceway grooves 9 of tourelle, holder, middle retainer and lower retainer are all designed with the tongue mouth that keeps roller 8 shuttling movements, and tongue mouth can ensure the reciprocating stability of tourelle 3.Be provided with dust excluder 14 near the bottom of lower retainer, the junction point of dust excluder 14 between guide rail 1 and slide body 2 seals tourelle 3.As shown in Figure 4, between two groups of circulation raceways of tourelle 3, angle is 90 °, be cross-shaped, correspondingly the angle between the extended surface of upper and lower two guide rail roller surfaces 5 of dovetail groove 4 is also 90 °, angle between two guide rail roller surfaces 5 and the bottom land of dovetail groove 4 is 45 °, and tourelle 3 can be stuck between the upper and lower guide rail roller surface 5 of dovetail groove 4.Every group of circulation raceway is made up of the reversing device at raceway groove 9, time hole of bead 10 and two ends, thereby the roller 8 in raceway groove 9 slides slide body 2 is moved with respect to guide rail 1 on guide rail roller surface 5, return on the hole of bead 10 and be provided with back hole of bead lining 15, for the cycle reverses of roller 8.As shown in Figure 5, reverse transition piece 11 is semicircular blocks, oppositely groove is arranged on its excircle, reverse transition bridge 12 is provided with the semicircular arc depressed part adapting with reverse transition piece 11 shapes, in depressed part, be provided with the reverse groove corresponding with the reverse groove of reverse transition piece 11, reverse transition piece 11 is arranged on raceway groove 9 and returns between the inner edge in the hole of bead 10, reverse transition bridge 12 is buckled on reverse transition piece 11, corresponding reverse groove forms reverse duct 13, and oppositely raceway groove 9 and time hole of bead 10 are communicated with formation circulation raceway by duct 13.As shown in Figure 6, oppositely duct 13 is made up of two pitch circle segmental arcs 16 and a joint straightway 17, and roller 8 can be realized mild transition, and reverse impact is little.On reverse transition bridge 12, be provided with transit bridge lid 18, transit bridge lid 18 forms another reverse duct 13 intersecting with reverse transition bridge 12, and this reverse duct 13 also consists of the reverse groove mutually fastening.On transit bridge lid 18, be provided with end cap 19, dust cover 20 is set on end cap 19.
Retainer 7 of the present utility model, reverse transition piece 11 and return hole of bead lining 15 all by special injection mould under the effect of injection machine direct injection moulding on the tourelle 3 of slide body 2, when injection moulding, injection mould is held on injection machine, slide body 2 is placed in mould, and mould is located with the interior die cavity 6 of slide body 2.Adjust the relevant injection parameters of injection machine and get final product direct injection moulding, the reverse transition piece 11 of injection moulding on tourelle 3, error free perforation can be realized with raceway groove 9 and time hole of bead 10 in the reverse duct 13 of its inside, so just can ensure to realize smooth reversal through reverse duct 13 after roller 8 is by raceway groove 9, there will not be the phenomenon of reverse retardance, thereby enter back smoothly in the hole of bead 10, ensure the unimpeded of roller 8 circulation loops, and then realize the easy motion of roller line slideway auxiliary.
More than show and described basic principle of the present utility model, major character and advantage of the present utility model; above-mentioned mode of execution and specification are principle of the present utility model; under the prerequisite that does not depart from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection domain that the utility model requires is defined by claims and equivalent thereof.
Claims (3)
1. an integral molded plastic roller line slideway auxiliary, it is characterized in that, include guide rail (1), slide body (2) and tourelle (3), two sides of described guide rail (1) are respectively arranged with recessed dovetail groove (4), two central planes such as grade of dovetail groove (4) are guide rail roller surface (5), be provided with recessed interior die cavity (6) along the bottom of slide body (2), described tourelle (3) is arranged on the both sides inwall of interior die cavity (6), slide body (2) straddles on guide rail (1) by tourelle (3), gap place between described tourelle (3) and guide rail roller surface (5) is provided with retainer (7), tourelle (3) include two groups mutually sheathed and be space crossed kidney-shaped circulation raceway, in circulation raceway, be provided with roller (8), described circulation raceway includes raceway groove (9), go back to the hole of bead (10) and be arranged on raceway groove (9) and reverse transition piece (11) and the reverse transition bridge (12) of time two ends, the hole of bead (10) joint, on reverse transition piece (11) and reverse transition bridge (12), be provided with the reverse groove of mutual correspondence, the reverse groove cooperatively interacting forms reverse duct (13), raceway groove (9) is communicated with and is formed roller operating loop by reverse duct (13) with time hole of bead (10), roller (8) in described raceway groove (9) makes along guide rail roller surface (5) slip can relative movement between slide block (2) and guide rail (1).
2. a kind of integral molded plastic roller line slideway auxiliary as claimed in claim 1, it is characterized in that, between two groups of circulation raceways of described tourelle (3), angle is 90 °, and correspondingly the angle between upper and lower two guide rail roller surfaces (5) of dovetail groove (4) is also 90 °.
3. a kind of integral molded plastic roller line slideway auxiliary as claimed in claim 1, is characterized in that, described reverse duct (13) is made up of two pitch circle segmental arcs (14) and a joint straightway (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420117122.4U CN203730556U (en) | 2014-03-17 | 2014-03-17 | Linear guiderail pair of integral injection molding pin roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420117122.4U CN203730556U (en) | 2014-03-17 | 2014-03-17 | Linear guiderail pair of integral injection molding pin roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203730556U true CN203730556U (en) | 2014-07-23 |
Family
ID=51200635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420117122.4U Expired - Fee Related CN203730556U (en) | 2014-03-17 | 2014-03-17 | Linear guiderail pair of integral injection molding pin roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203730556U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019128A (en) * | 2014-03-17 | 2014-09-03 | 陕西汉江机床有限公司 | Integrally injection-molded pin roller linear guide rail pair |
| CN109538629A (en) * | 2018-12-21 | 2019-03-29 | 上海宜亮电子科技有限公司 | A kind of telescopic rail |
| CN110594293A (en) * | 2019-10-12 | 2019-12-20 | 深圳市金旺达机电有限公司 | Steel ball circulating rolling mechanism |
-
2014
- 2014-03-17 CN CN201420117122.4U patent/CN203730556U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019128A (en) * | 2014-03-17 | 2014-09-03 | 陕西汉江机床有限公司 | Integrally injection-molded pin roller linear guide rail pair |
| CN109538629A (en) * | 2018-12-21 | 2019-03-29 | 上海宜亮电子科技有限公司 | A kind of telescopic rail |
| CN109538629B (en) * | 2018-12-21 | 2024-01-30 | 上海宜亮电子科技有限公司 | Telescopic guide rail |
| CN110594293A (en) * | 2019-10-12 | 2019-12-20 | 深圳市金旺达机电有限公司 | Steel ball circulating rolling mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |