CN203570958U - Straight-line drive module and metal protecting piece thereof - Google Patents
Straight-line drive module and metal protecting piece thereof Download PDFInfo
- Publication number
- CN203570958U CN203570958U CN201320515822.4U CN201320515822U CN203570958U CN 203570958 U CN203570958 U CN 203570958U CN 201320515822 U CN201320515822 U CN 201320515822U CN 203570958 U CN203570958 U CN 203570958U
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- CN
- China
- Prior art keywords
- end cap
- metal coating
- slide
- coating part
- preventing component
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- Expired - Lifetime
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Abstract
The utility model provides a straight-line drive module and a metal protecting piece thereof. The straight-line drive module comprises a linear rail with two rail grooves, a screw rod which is arranged on the linear rail in parallel and is arranged on a sliding seat in a penetrating mode, the sliding seat which is arranged on the linear rail in a sliding mode, and a plurality of balls. The sliding seat comprises a sliding seat body with two outer backflow grooves in the outer side, two end covers which are arranged at the two ends of the sliding seat body respectively and are provided with a plurality of clamping parts, two end cover dustproof assemblies which are arranged on the sides, opposite to the sliding seat body, of the end covers respectively, two metal protecting pieces which are arranged on the sides, opposite to the end covers, of the two end cover dustproof assemblies respectively, and two dustproof assemblies. The outer backflow grooves and the rail grooves form two outer backflow channels, and the two sides of the sliding seat body are provided with two backflow hole channels. Each metal protecting piece comprises a body and a plurality of buckles which are arranged on the periphery of each body to extend to the corresponding end cover and are buckled to the clamping parts. The dustproof assemblies are arranged on the sliding seat body and the two sides of the end covers respectively, and parts of the dustproof assemblies are placed on the linear rail. The balls are contained in the outer backflow channels and the backflow hole channels.
Description
Technical field
The utility model relates to a kind of Linear transmission module and metal coating part thereof.
Background technique
For various work tables can normally be operated, Linear transmission module is played the part of considerable role.In technology now, there is the transmission device that precision Linear transmission module high and reliable in quality is widely used in various work tables, such as lathe, grinding machine, lathe, cutting machine, machining center, automation equipment, haulage device, measuring instrument, secret testing instrument, semiconductor equipment, woodworking machinery, food machinery, medical equipment, packaging facilities and manufactruing equipment of automobile etc.Known Linear transmission module comprises linear track, slide, two end caps, two end cap dust preventing component and screw rod.Wherein, slide, end cap, end cap dust preventing component and screw rod are arranged on linear track, end cap is fixed on the both sides end face of slide, and end cap dust preventing component is fixed on end cap with respect to the both sides end face of slide, and screw rod sequentially wears slide, end cap and end cap dust preventing component.By a plurality of balls, roll constantly, slide is able to to-and-fro motion in the two ends of linear track, continue to exercise its function, and end cap dust preventing component can prevent that foreign matter from entering slide and end cap is inner, avoid the ball of element internal because of foreign body intrusion unbalance stress or bad connection, produce and damage and necessary replacing.
Yet there is subproblem in the Linear transmission module that known technology is made.Reciprocating slide is when shock is positioned at base on the two ends of travel paths or motor fixing base, to cause the distortion of end cap dust preventing component or quick-fried lid and produce great loss, end cap is also affected, and then make foreign matter enter slide and end cap inside, have influence on the working life of other critical elements.
Therefore, how to design a kind of element, can protect the end cap dust preventing component of Linear transmission module, become gradually one of industry important topic.
Model utility content
Because above-mentioned problem, the utility model provides a kind of Linear transmission module and metal coating part thereof, when preventing that the slide of motion from can clash into base or motor fixing base at the two ends of travel paths, causes the loss of end cap dust preventing component.
The utility model provides a kind of Linear transmission module, comprises linear track, screw rod, slide and a plurality of ball.Linear track has two rail slots.Screw rod is set in parallel in linear track.Slide is slidedly arranged on linear track, and screw rod is arranged in slide.Slide comprises slide body, two end caps, two end cap dust preventing component, two metal coating parts and two dust preventing component.Slide body outside has two exteenal reflux grooves of respective carter groove, and exteenal reflux groove and rail slot are common forms two exteenal reflux passages, and the corresponding exteenal reflux passage in the both sides of slide body has two backflow ducts.End cap is arranged at respectively two end faces of slide body, and has a plurality of engagement portions.End cap dust preventing component is arranged at respectively end cap with respect to a side of slide body.Metal coating part is arranged at respectively end cap dust preventing component with respect to a side of end cap.Metal coating part comprises main body and a plurality of buckle.Buckle is arranged at the periphery of main body and extends from main body to end cap direction, and each buckle is fastened on each engagement portion of each end cap.Dust preventing component is arranged at respectively the both sides of slide body and end cap, and is positioned on linear track at least partly.A plurality of balls are placed in exteenal reflux passage and backflow duct.
The utility model provides a kind of metal coating part, is arranged at the end cap dust preventing component of Linear transmission module with respect to a side of end cap, and end cap comprises a plurality of engagement portions.Metal coating part comprises main body and a plurality of buckle.Buckle is arranged at the periphery of main body, and extends to end cap from main body, and each buckle is fastened on each engagement portion of end cap.
In sum; according to Linear transmission module of the present utility model and metal coating part thereof; when the slide of Linear transmission module is when shock is positioned at base on the two ends of travel paths or motor fixing base; metal coating part can prevent that end cap dust preventing component from producing distortion or quick-fried lid, and then avoids foreign matter to enter slide and end cap inside.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of Linear transmission module of the utility model preferred embodiment.
Fig. 2 is the decomposing schematic representation of the slide of Fig. 1.
Fig. 3 is the part schematic diagram of the slide of Fig. 1.
Fig. 4 is the part assembling schematic diagram of the slide of Fig. 1.
Fig. 5 is in Fig. 3, along the sectional view of straight line A-A.
[symbol description]
1: Linear transmission module
11: linear track
111: rail slot
12: slide
121: slide body
122: end cap
122a: front cover
122b: rear end cover
1221: engagement portion
123: dust preventing component
124: exteenal reflux groove
125: backflow duct
127: circulating element
127a, 127b: circulation piece
128: back-flow component
13,16: ball
14: screw rod
141: screw rod back flash
15: transmission device
A-A: straight line
B: base
D1: dust guard
D2: fixed block
DP: end cap dust preventing component
DP
a: groove
DP
1: end cap dust guard
DP
2: end cap fixed block
E1, E2: end face
H1: oil hole
M: metal coating part
M1: main body
M2: buckle
P: ball channel
R: backflow bend
S1: oil filler cap
S2, S3: screw
U: extension part
Embodiment
Hereinafter with reference to relevant drawings, a kind of Linear transmission module and metal coating part thereof according to the utility model preferred embodiment are described, wherein identical element is illustrated the component symbol with identical.
Please refer to shown in Fig. 1 and Fig. 2, wherein, Fig. 1 is the schematic diagram of a kind of Linear transmission module 1 of the utility model preferred embodiment, and the decomposing schematic representation of the slide 12 that Fig. 2 is Fig. 1.In order to clearly demonstrate, Fig. 2 only shows slide 12 and associated component, a plurality of ball 13 and the ball 16 of Linear transmission module 1, and Fig. 2 does not show linear track 11, screw rod 14, transmission device 15.
According to Linear transmission module 1 of the present utility model, comprise linear track 11, slide 12 and a plurality of ball 13.In addition, Linear transmission module 1 also can comprise screw rod 14, transmission device 15 and a plurality of ball 16.Wherein, one end of screw rod 14 is connected with transmission device 15, and the other end of screw rod 14 is connected with the base B of linear track 11.When transmission device 15 rotates, can drive screw rod 14 to rotate, and then can drive slide 12 to move in linear track 11.Wherein, the collocation each other of the ball 16 by action capable of circulation, slide 12 and screw rod 14, can be converted to the rotation of screw rod 14 Linear transmission and drive slide 12 and upper mechanism thereof to move along linear track 11.
In addition, as shown in Figure 2, end cap 122(can be subdivided into front cover 122a, rear end cover 122b) be arranged at respectively two end face E1, E2 of slide body 121.At this, front cover 122a and rear end cover 122b are respectively by sealed, chimeric or engage two end face E1, the E2 that mode is arranged at slide body 121.At this, do not limited.It is noted that, end cap 122 also has a plurality of engagement portions 1221, in order to fixing metal guard member M.
End cap dust preventing component DP is arranged at respectively the opposite side of forward and backward end cap 122a, 122b opposing end surface E1, E2.Wherein, end cap dust preventing component DP can comprise end cap dust guard DP
1and end cap fixed block DP
2, and can be sealed, chimeric, engaging or above-mentioned compound mode be end cap fixed block DP
2and end cap dust guard DP
1be fixed on end cap 122.Screw S2 is by the end cap fixed block DP in outside
2and the end cap dust guard DP of inner side
1be locked on end cap 122.End cap dust preventing component DP(end cap dust guard DP
1and end cap fixed block DP
2) comprise a plurality of groove DP
a, each groove DP
abe arranged at the periphery of end cap dust preventing component DP, and with the corresponding setting of a plurality of buckle M2 of metal coating part M.Function that it should be noted that end cap dust preventing component DP is inner and cause the fault of Linear transmission module 1 for preventing that foreign matter from invading slide 12 by the front end of slide 12 or rear end.
Referring to Fig. 3, Fig. 4 and Fig. 5; and arrange in pairs or groups shown in Fig. 2; Fig. 3 and Fig. 4 are the schematic diagram of the slide 12 of Linear transmission module of the present utility model; wherein Fig. 4 is the part assembling schematic diagram of end cap 122, end cap dust preventing component DP and metal coating part M; and take front cover 122a as example, metal coating part M and rear end cover 122b are also to carry out assembly with lower described mode.Fig. 5 is that Fig. 3 is along the sectional view of straight line A-A.The metal coating part M of the utility model preferred embodiment is arranged at respectively end cap dust preventing component DP with respect to the opposite side of front cover 122a.Metal coating part M comprises main body M1 and a plurality of buckle M2.Each buckle M2 be arranged at main body M1 periphery and from main body M1 forward end cap 122a direction extend, and each buckle M2 is by each groove DP of end cap dust preventing component DP
abe fastened on each engagement portion 1221 of front cover 122a.The function of metal coating part M is in order to prevent that end cap dust preventing component DP from, because slide 12 damages the even quick-fried lid of distortion at the two ends of travel paths shock base B or transmission device 15, causing foreign matter or liquid to invade the exteenal reflux passage between slide 12 and linear track 11.It should be noted that metal coating part M is fastened on the means of fixation of end cap 122, metal coating part M can be dismantled arbitrarily and assemble, so user can need no setting or dismounting metal coating part M according to it.
Shown in Fig. 2, slide 12 also can comprise four back-flow components 128, and each back-flow component 128 correspondences are placed in backflow duct 125 and exteenal reflux passage.Particularly, each back-flow component 128 also can have extension part U, when back-flow component 128 correspondences are placed in backflow duct 125 and exteenal reflux passage, extension part U correspondence is placed in backflow duct 125, further to reduce ball 13 friction occurring by front cover 122a and rear end cover 122b when entering backflow duct 125, make ball 13 can smoothly pass through front cover 122a and rear end cover 122b.In addition, a plurality of balls 13 are placed in exteenal reflux passage and backflow duct 125, and progressive rolling movement in the ball-recirculation approach forming at Linear transmission module 1 each element, drive slide 12 to move relative to linear track 11.
In addition, shown in Fig. 2, slide 12 also can have oil filler cap S1 and oil hole H1, and oil filler cap S1 is embedded in oil hole H1.At this, the oil hole H1 that two oil filler cap S1 are embedded in respectively front cover 122a and rear end cover 122b is example.Wherein, can lubricant oil (fat) be injected in slide 12 by oil hole H1 by (certainly moistening) manually or automatically mode, the exteenal reflux passage jointly forming to lubricate exteenal reflux groove 124 and rail slot 111, more smooth-going while making screw rod 14 drive slide 12 to move.
Shown in Fig. 1, screw rod 14 has screw rod back flash 141, and the inner side of slide body 121 has the interior back flash (figure does not illustrate) of corresponding screw rod back flash 141, and screw rod back flash 141 forms interior return flow line with interior back flash.In addition, ball 16 is placed in interior return flow line.When transmission device 15 drives screw rod 14 to rotate, by a plurality of balls 16, in circulating path, roll, can make screw rod 14 carry out spiral motion with respect to slide 12, and make slide 12 carry out Linear-moving along screw rod 14.
In sum; according to Linear transmission module of the present utility model and metal coating part thereof; when the slide of Linear transmission module clashes into base or motor fixing base at the two ends of travel paths; metal coating part prevents that end cap dust preventing component from producing distortion or quick-fried lid; to avoid foreign matter to enter slide and end cap inside, and there is detachable mounted means of fixation according to metal coating part of the present utility model.
The foregoing is only illustrative, but not be restricted.Anyly do not depart from spirit of the present utility model and category, and the equivalent modifications that it is carried out or change all should be included in claims.
Claims (8)
1. a Linear transmission module, is characterized in that, comprising:
Linear track, has two rail slots;
Screw rod, is set in parallel in described linear track;
Slide, is slidedly arranged on described linear track, and described screw rod is arranged in described slide, and described slide comprises:
Slide body, outside has two exteenal reflux grooves of corresponding described rail slot, and described exteenal reflux groove and described rail slot are common forms two exteenal reflux passages, and the corresponding described exteenal reflux passage in the both sides of described slide body has two backflow ducts;
Two end caps, are arranged at respectively two end faces of described slide body, and have a plurality of engagement portions;
Two end cap dust preventing component, are arranged at respectively described end cap with respect to a side of described slide body; And
Two metal coating parts, are arranged at respectively described end cap dust preventing component with respect to a side of described end cap, and described metal coating part comprises:
Main body; And
A plurality of buckles, it is arranged at the periphery of described main body and extends from described main body to described end cap direction, and each buckle is fastened on each engagement portion of each end cap; And
Two dust preventing component, are arranged at respectively the both sides of described slide body and described end cap, and are positioned at least partly on described linear track;
A plurality of balls, are placed in described exteenal reflux passage and described backflow duct.
2. Linear transmission module as claimed in claim 1, is characterized in that, described main body and the described buckle of each metal coating part are formed in one.
3. Linear transmission module as claimed in claim 1, is characterized in that, described end cap dust preventing component comprises a plurality of grooves, each groove be arranged at described end cap dust preventing component periphery and with the corresponding setting of each buckle of each metal coating part.
4. Linear transmission module as claimed in claim 1, is characterized in that, described end cap dust preventing component comprises fixed block and dust guard, and described fixed block is fixed on described end cap with sealed, chimeric, engaging or above-mentioned compound mode by described end cap dust preventing component.
5. Linear transmission module as claimed in claim 1, is characterized in that, the material of described metal coating part is iron.
6. a metal coating part, is arranged at the end cap dust preventing component of Linear transmission module with respect to a side of end cap, and described end cap comprises a plurality of engagement portions, it is characterized in that, described metal coating part comprises:
Main body; And
A plurality of buckles, it is arranged at the periphery of described main body, and extends to described end cap from described main body, and each buckle is fastened on each engagement portion of described end cap.
7. metal coating part as claimed in claim 6, is characterized in that, described main body and described buckle are formed in one.
8. metal coating part as claimed in claim 6, is characterized in that, the material of described metal coating part is iron.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320515822.4U CN203570958U (en) | 2013-08-22 | 2013-08-22 | Straight-line drive module and metal protecting piece thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320515822.4U CN203570958U (en) | 2013-08-22 | 2013-08-22 | Straight-line drive module and metal protecting piece thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203570958U true CN203570958U (en) | 2014-04-30 |
Family
ID=50538690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320515822.4U Expired - Lifetime CN203570958U (en) | 2013-08-22 | 2013-08-22 | Straight-line drive module and metal protecting piece thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203570958U (en) |
-
2013
- 2013-08-22 CN CN201320515822.4U patent/CN203570958U/en not_active Expired - Lifetime
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Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140430 |