CN203162024U - Ball type reciprocating mechanism - Google Patents
Ball type reciprocating mechanism Download PDFInfo
- Publication number
- CN203162024U CN203162024U CN 201320003777 CN201320003777U CN203162024U CN 203162024 U CN203162024 U CN 203162024U CN 201320003777 CN201320003777 CN 201320003777 CN 201320003777 U CN201320003777 U CN 201320003777U CN 203162024 U CN203162024 U CN 203162024U
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- reciprocating mechanism
- ball type
- type reciprocating
- ball
- groove
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Abstract
The utility model discloses a ball type reciprocating mechanism. The ball type reciprocating mechanism comprises a shell body, end covers, a rotary circular column, a sliding base assembly and a linear guide rail, wherein a through groove in the axial direction is formed in the top of the wall body of the shell body, the end covers are arranged at two ends of the shell body, the linear guide rail conducts guiding on the sliding base assembly, the linear guide rail is located above the through groove, two ends of a rotary shaft of the rotary circular column are located on the end covers through bearings, a groove rail connected in an end-to-end mode is arranged on the circumferential face of the rotary circular column, a locating part for locating a ball is arranged at one end, facing the rotary circular column, of the sliding base assembly, and the ball is arranged between the locating part and the groove rail. According to the ball type reciprocating mechanism, the fact that the sliding base assembly can achieve reciprocating linear sliding on a straight line is ensured through the linear guide rail arranged above the through groove of the shell body, rigidity is good, the structure is simpler, stability of sliding block operation is better, friction resisting force and occupied space are also small, and energy consumption is low.
Description
Technical field
The utility model relates to reciprocating mechanism, particularly a kind of ball type reciprocating mechanism.
Background technique
Reciprocating mechanism is widely used on the devices such as compressor, winder, admission machine, and its form is different, and following various ways is wherein typically arranged:
A kind of connecting rod of being formed by crank, connecting rod and slide block etc., wherein an end of connecting rod is hinged on the crank, and its other end is installed on the slide block, and power system is ordered about crank and is rotated, and then is converted into the to-and-fro motion of slide block by the swing of connecting rod; The existing design of similar said structure, there are many deficiencies in it: the joint as connecting rod and crank is sliding friction, and not only surface friction drag is big, energy consumption height, and serious wear influence mechanism precision and working life; And for example connecting rod is the swing mode, and the speed of swing mode is difficult to control, and especially reciprocating frequency and speed can't ensure.
Another kind is to adopt heart-shaped radial disbalance cam to realize to-and-fro motion, but because there is serious dynamic equilibrium problems in the off-centre of cam, produces problems such as judder, speed be wayward when causing machine to start, make the silk group of production waste product occur, machine very easily damages, and wearing and tearing are big, the maintenance trouble.
And for example China national Department of Intellectual Property is called the utility model patent of " reciprocator of braiding winder " disclosed of on May 12nd, 2004, publication number is 2615107, it adopts the axial cam that is provided with the curvilinerar figure groove to cooperate the form of follower, follower is positioned on the movable machine frame, as can be seen, its movable machine frame part-structure complexity, volume is big, cause load also bigger, increased energy consumption.
And for example China national Department of Intellectual Property is at disclosed utility model patent that is called " ball type reciprocating mechanism " on September 12nd, 2012, publication number is 202431867U, it comprises rotating main body, guide rail, fixing frame, slide block and ball, rotating main body is a cylindrical body, its circumferential surface is provided with the grooved rail of end-to-end, described grooved rail and rotating main body axioversion arrange, guide rail and rotating main body parallel to an axis arrange, its two ends are mounting and fixing support respectively, described slide block is installed on the guide rail, and slide block and rotating main body Spielpassung, described ball is installed in the slide block, and ball falls to being contained in the grooved rail.As can be seen, the existing relatively reciprocating mechanism of the structure of this patent has better stability, and lower energy consumption takies less space; The setting of its guide rail is compared with aforementioned disclosed " reciprocator of braiding winder " patent, takes up room though reduced, and its structure is relative complex equally still, and component are more; While is owing to volume reducing, section area that certainly will its guide rod can not be excessive, so also make the rigidity of the guide rod that each is independent descend, as adopt the guide rod of lesser amt, then the stability of slide block operation can be influenced, as adopt more guide rod, and then component can be more, comprise the more accurate machining accuracy of needs just such as guide rail and cooperating of slide block, cause the increase of preparation process difficulty and the raising of cost.
The model utility content
Technical problem to be solved in the utility model just provides a kind of ball type reciprocating mechanism, and its good operation stability, surface friction drag are little, structure is succinct more, it is little to take up room, energy consumption is lower.
For solving the problems of the technologies described above, the utility model adopts following technological scheme: a kind of ball type reciprocating mechanism, it is characterized in that: comprise that the wall body top is provided with the housing of a groove that axially moves towards, be located at the end cap at housing two ends, rotating cylindrical, sliding assembly, the linear rail that sliding assembly is led, described linear rail be positioned at described groove the top, the rotating shaft two ends of described rotating cylindrical are positioned on the end cap by bearing, the circumferential surface of rotating cylindrical is provided with the grooved rail of end-to-end, be provided with the positioning part of location ball on the described sliding assembly towards an end of rotating cylindrical, be provided with ball between described positioning part and described grooved rail.This scheme guarantees that by a linear rail that is located at the groove top of housing sliding assembly can realize reciprocal linear slide point-blank, good rigidly, structure is more succinct, and the slide block operation stability is better, simultaneously surface friction drag, take up room lessly equally, energy consumption is also lower.
A kind of preferred, described grooved rail is in the shape of the letter V at the side of rotating cylindrical developed surface.
A kind of preferred, described sliding assembly comprises the slide that rolls or be slidingly matched with linear rail, the contiguous block that is connected with slide, and described positioning part is installed on the contiguous block.
A kind of preferred, described slide is provided with the swallow-tail form guiding groove, and described linear rail is provided with the rail portion of corresponding swallowtail shape.
A kind of improved structure, the oral area of described swallow-tail form guiding groove are provided with the outer inclined-plane of opening, and described rail portion root is provided with corresponding plurality of ramps and cooperates with it.Make the slide block operation more steady.
A kind of preferred, described positioning part comprises limited post and adjusts post, described limited post is provided with the groove of location ball towards the end face of rotating cylindrical one end, described contiguous block is provided with through hole, described limited post is installed on the through hole front end, and described adjustment male screw is screwed in through hole back-end in order to adjust the amount of putting in of limited post.
Improved, described through hole is step hole, and limited post is installed in the aperture portion of step hole, adjusts the macropore portion that post is installed in step hole.
Improved, the inner of described limited post is forwarded by at least one Coupling Shaft and is automatically connected in the front end of adjusting post, thereby limited post can be rotated around its axle center, and it is smooth and easy that the motion of ball is stablized more, particularly in revolution place of grooved rail.The advantage of this design is to be more conducive to cooperating of limited post and through hole.
A kind of preferred, also comprise for driving the power mechanism that rotating cylindrical rotates.
The utility model ball type reciprocating mechanism adopts a stronger linear rail of rigidity of the groove top that is arranged on housing that slide block assembly is led, guarantee that the sliding assembly operation is more stable, surface friction drag is little, structure is succinct more, it is little to take up room, energy consumption is lower.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described:
Fig. 1 is the structural representation of the utility model ball type reciprocating mechanism;
Fig. 2 is the unfolded drawing of rotating cylindrical side;
Fig. 3 is A-A place sectional structure schematic representation among Fig. 1.
Embodiment
As Fig. 1 to Fig. 3, be the utility model ball type reciprocating mechanism embodiment, this ball type reciprocating mechanism comprises that the wall body top is provided with the housing 1 of a groove 11 that axially moves towards, be located at the end cap 2 at housing two ends, rotating cylindrical 3, sliding assembly, the linear rail 4 that sliding assembly is led, be used for driving the power mechanism 5 that rotating cylindrical rotates, described housing 1 is pipe shape (as Fig. 3), groove 11 namely is opened in housing 1 top, described linear rail 4 be positioned at described groove 11 the top, linear rail is preferably rolling linear guide, generally is directly installed on the frame to get final product.Rotating shaft 31 two ends of described rotating cylindrical 3 are positioned on the end cap 2 by bearing 32, the circumferential surface of rotating cylindrical 3 is provided with the grooved rail 33 of end-to-end, described grooved rail 33 is at the side of rotating cylindrical developed surface be in the shape of the letter V (as Fig. 2), be provided with the positioning part of location ball on the described sliding assembly towards an end of rotating cylindrical 3, be provided with ball 6 between described positioning part and described grooved rail.Sliding assembly described in the present embodiment comprises the slide 71 that cooperates with linear rail 4, the contiguous block 72 that is connected with slide 71, described positioning part is installed on the contiguous block 72, described slide 71 is provided with swallow-tail form guiding groove 711, described linear rail 4 is provided with the rail portion 41 of corresponding swallowtail shape, the oral area of described swallow-tail form guiding groove 711 is provided with the outer inclined-plane of opening 712, and described rail portion 4 roots are provided with corresponding plurality of ramps 42 and cooperate with it.Described positioning part comprises limited post 81 and adjusts post 82, described limited post 81 is provided with the groove of location ball towards the end face of rotating cylindrical 3 one ends, described contiguous block 72 is provided with through hole 721, described limited post 81 is installed on through hole 721 front ends, and described adjustment post 82 screw threads are screwed in through hole 721 rear ends in order to adjust the amount of putting in of limited post 81.As shown in FIG., described through hole is step hole, limited post is installed in the aperture portion of described step hole, adjust the macropore portion that post is installed in step hole, the inner of described limited post 81 is rotatably connected on the front end of adjusting post 82 by at least one switching bearing 83, thereby limited post 81 can be rotated around its axle center, and it is smooth and easy that the motion of ball is stablized more, particularly in revolution place of grooved rail.
Claims (9)
1. ball type reciprocating mechanism, it is characterized in that: comprise that the wall body top is provided with the housing (1) of a groove (11) that axially moves towards, be located at the end cap (2) at housing two ends, rotating cylindrical (3), sliding assembly, the linear rail (4) that sliding assembly is led, described linear rail be positioned at described groove the top, rotating shaft (31) two ends of described rotating cylindrical (3) are positioned on the end cap (2) by bearing (32), the circumferential surface of rotating cylindrical is provided with the grooved rail (33) of end-to-end, be provided with the positioning part of location ball on the described sliding assembly towards an end of rotating cylindrical, be provided with ball (6) between described positioning part and described grooved rail.
2. ball type reciprocating mechanism as claimed in claim 1, it is characterized in that: described grooved rail is in the shape of the letter V at the side of rotating cylindrical developed surface.
3. ball type reciprocating mechanism as claimed in claim 1, it is characterized in that: described sliding assembly comprises the slide (71) that rolls or be slidingly matched with linear rail, the contiguous block that is connected with slide (72), described positioning part are installed on the contiguous block (72).
4. ball type reciprocating mechanism as claimed in claim 3, it is characterized in that: described slide (71) is provided with swallow-tail form guiding groove (711), and described linear rail (4) is provided with the rail portion (41) of corresponding swallowtail shape.
5. ball type reciprocating mechanism as claimed in claim 4 is characterized in that: the oral area of described swallow-tail form guiding groove is provided with the outer inclined-plane of opening (712), and described rail portion (41) root is provided with corresponding plurality of ramps (42) and cooperates with it.
6. ball type reciprocating mechanism as claimed in claim 3, it is characterized in that: described positioning part comprises limited post (81) and adjusts post (82), described limited post (81) is provided with the groove of location ball (6) towards the end face of rotating cylindrical one end, described contiguous block (72) is provided with through hole (721), described limited post (81) is installed on the through hole front end, and described adjustment post (82) screw thread is screwed in through hole back-end in order to adjust the amount of putting in of limited post.
7. ball type reciprocating mechanism as claimed in claim 6, it is characterized in that: described through hole is step hole, limited post is installed in the aperture portion of step hole, adjusts the macropore portion that post is installed in step hole.
8. ball type reciprocating mechanism as claimed in claim 6 is characterized in that: the inner of described limited post is rotatably connected on the front end of adjusting post by at least one switching bearing (83).
9. ball type reciprocating mechanism as claimed in claim 1 or 2 is characterized in that: also comprise for driving the power mechanism that rotating cylindrical rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003777 CN203162024U (en) | 2013-01-03 | 2013-01-03 | Ball type reciprocating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003777 CN203162024U (en) | 2013-01-03 | 2013-01-03 | Ball type reciprocating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203162024U true CN203162024U (en) | 2013-08-28 |
Family
ID=49023210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320003777 Expired - Fee Related CN203162024U (en) | 2013-01-03 | 2013-01-03 | Ball type reciprocating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203162024U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047385A (en) * | 2013-01-03 | 2013-04-17 | 雁峰集团有限公司 | Ball-type reciprocating mechanism |
| CN103913058A (en) * | 2014-04-10 | 2014-07-09 | 湖州市千金丝织厂 | Feed assisting device of chemical fiber dryer |
| CN108396471A (en) * | 2018-02-11 | 2018-08-14 | 浙江信胜缝制设备有限公司 | A kind of hooking device |
-
2013
- 2013-01-03 CN CN 201320003777 patent/CN203162024U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047385A (en) * | 2013-01-03 | 2013-04-17 | 雁峰集团有限公司 | Ball-type reciprocating mechanism |
| CN103047385B (en) * | 2013-01-03 | 2016-01-20 | 雁峰集团有限公司 | A kind of ball type reciprocating mechanism |
| CN103913058A (en) * | 2014-04-10 | 2014-07-09 | 湖州市千金丝织厂 | Feed assisting device of chemical fiber dryer |
| CN103913058B (en) * | 2014-04-10 | 2015-11-11 | 湖州市千金丝织厂 | A kind of chemical fibre dryer feeding servicing unit |
| CN108396471A (en) * | 2018-02-11 | 2018-08-14 | 浙江信胜缝制设备有限公司 | A kind of hooking device |
| CN108396471B (en) * | 2018-02-11 | 2020-09-01 | 浙江信胜科技股份有限公司 | Thread hooking device |
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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: 20130828 Termination date: 20190103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |