CN201714933U - Self-adjustable connecting device and lead screw and nut transmission device using same - Google Patents
Self-adjustable connecting device and lead screw and nut transmission device using same Download PDFInfo
- Publication number
- CN201714933U CN201714933U CN2010202040053U CN201020204005U CN201714933U CN 201714933 U CN201714933 U CN 201714933U CN 2010202040053 U CN2010202040053 U CN 2010202040053U CN 201020204005 U CN201020204005 U CN 201020204005U CN 201714933 U CN201714933 U CN 201714933U
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- base
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- socket
- fixed base
- tongue
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Abstract
The utility model discloses a self-adjustable connecting device and a lead screw and nut transmission device using the same. The self-adjustable connecting device comprises a base seat and a nut fixing seat used for fixing a lead screw nut; a floating insert matching structure is arranged between the nut fixing seat and the base seat; the floating direction of the floating insert matching structure is vertical to the axial direction of the lead screw nut; and the base seat and the nut fixing seat achieve dragging matching in the axial direction of the lead screw nut through the floating insert matching structure. The utility model separates the traditional integral connecting seat, and the nut fixing seat can slide in the radial direction along the lead screw nut relative to the base seat; and in working process, when the long and thin lead screw is displaced in the radial direction, the nut fixing seat rotationally matched with the lead screw can move in a preset direction relative to the base seat, so that the jamming problem of the long and thin lead screw during transmission is solved.
Description
Technical field
The utility model relates to the lead screw transmission field, especially a kind of self-regualting type connection set and use the leading screw screw transmission device of this device.
Background technique
When rotatablely moving of leading screw is converted to mechanism along lead screw shaft to move the time, need to use connecting base, connecting base comprises screw fixed base and base, screw fixed base and base are set to one, the screw fixed base is provided with the feed screw nut that is used for for the leading screw screw-in, and base is provided with the flange that is used for connecting base is fixed on connected component; In the course of the work, leading screw screws in and passes feed screw nut, and connecting base is fixed on the connected component by base.But, when the thin and long shafts component rotate, because the structural feature of slender axles self or the fluctuation of its rotation speed change are bigger, the radial displacement fluctuation will appear in the thin and long shafts component, this radial displacement fluctuation will exert an influence to the ride quality of mechanism, especially elongated leading screw type component realizes that connected component is when leading screw moves axially being connected with connected component by connecting base, leading screw produces bigger downwarp (radial displacement) in its two neutral position of supporting, because connecting base in the market all is wholely set, in the course of the work, connecting base is fixed on by on the tongue, when connecting base moves to the intermediate portion of leading screw, because the axial displacement of leading screw is excessive, the jam phenomenon may occurs and transmitting movement was lost efficacy.
Summary of the invention
The purpose of this utility model is to provide a kind of self-regualting type connection set, the jam problem when being used to solve elongated lead screw transmission.
For achieving the above object, the utility model adopts following technological scheme: a kind of self-regualting type connection set, comprise base and the screw fixed base that is used for fixing feed screw nut, be provided with the inserting structure of floating between described screw fixed base and the base, the unsteady direction of the inserting structure of should floating is perpendicular to the axial direction of feed screw nut, realizes the cooperation that drags along the axial direction of feed screw nut by the inserting structure of floating between base and the screw fixed base.
Described unsteady inserting structure comprises tongue and the socket that cooperates with it, tongue and socket are slidingly matched with the two side that is mated of socket on perpendicular to the direction of feed screw nut axis, tongue is arranged on screw fixed base or the base, and the socket correspondence is arranged on base or the screw fixed base.
The matching gap of the matching gap of described screw fixed base and socket and tongue and socket bottom is greater than the downwarp displacement of leading screw, and described tongue and socket are perpendicular to the circular runout displacement of the axial free gap of feed screw nut greater than leading screw.
Described tongue is fixedly installed on screw fixed base or the base, and described socket correspondence is fixedly installed on base or the screw fixed base.
Described socket is wholely set on screw fixed base or base, and described socket correspondence is wholely set on base or screw fixed base.
The utility model is arranged the connecting base branch of traditional one, and make the screw fixed base can be with respect to base radially sliding along feed screw nut, in the course of the work, when radial displacement appears in elongated leading screw, the screw fixed base that cooperates with leading screw rotation can be relative and base along the moving radially of feed screw nut, thereby the jam problem when having solved elongated lead screw transmission; Tongue of the present utility model and socket can be arranged on screw fixed base and the base flexibly; The matching gap of the matching gap of screw fixed base and socket and tongue and socket bottom is greater than the downwarp displacement of leading screw, described tongue and socket are perpendicular to the circular runout displacement of the axial free gap of feed screw nut greater than leading screw, in the time of can guaranteeing leading screw generation radial displacement like this, between screw fixed base and the socket, impingement phenomenon can not take place between tongue and the socket, guaranteed the proper functioning of screw and connection set; Tongue and socket can be fixed or the one correspondence is arranged on base and the screw fixed base according to actual conditions.
The purpose of this utility model also is to provide a kind of leading screw screw transmission device, the jam problem when being used to solve elongated lead screw transmission.
For achieving the above object, the utility model adopts following technological scheme: a kind of leading screw screw transmission device, comprise leading screw, feed screw nut and connection set, described connection set comprises base and is used for fixing the screw fixed base of feed screw nut, feed screw nut is fixed on the screw fixed base, be provided with the inserting structure of floating between described screw fixed base and the base, the unsteady direction of the inserting structure of should floating is perpendicular to the axial direction of feed screw nut, realizes the cooperation that drags along the axial direction of feed screw nut by the inserting structure of floating between base and the screw fixed base.
Described unsteady inserting structure comprises tongue and the socket that cooperates with it, tongue and socket are slidingly matched with the two side that is mated of socket on perpendicular to the direction of feed screw nut axis, tongue is arranged on screw fixed base or the base, and the socket correspondence is arranged on base or the screw fixed base.
The matching gap of the matching gap of described screw fixed base and socket and tongue and socket bottom is greater than the downwarp displacement of leading screw, and described tongue and socket are perpendicular to the circular runout displacement of the axial free gap of feed screw nut greater than leading screw.
Described tongue is fixedly installed on screw fixed base or the base, and described socket correspondence is fixedly installed on base or the screw fixed base.
Described socket is wholely set on screw fixed base or base, and described socket correspondence is wholely set on base or screw fixed base.
The utility model is arranged traditional connecting base branch that is arranged at one, and make the screw fixed base can be with respect to base radially sliding along feed screw nut, in the course of the work, when radial displacement appears in the slender axles component, the screw fixed base that cooperates with leading screw rotation can be relative and base along the moving radially of feed screw nut, thereby the jam problem when having solved elongated lead screw transmission; Tongue of the present utility model and socket can be arranged on screw fixed base and the base flexibly; The matching gap of the matching gap of screw fixed base and socket and tongue and socket bottom is greater than the downwarp displacement of leading screw, described tongue and socket are perpendicular to the circular runout displacement of the axial free gap of feed screw nut greater than leading screw, in the time of can guaranteeing leading screw generation radial displacement like this, between screw fixed base and the socket, impingement phenomenon can not take place between tongue and the socket, guaranteed the proper functioning of screw and connection set; Tongue and socket can be fixed or the one correspondence is arranged on base and the screw fixed base according to actual conditions.
Description of drawings
Fig. 1 is the structural representation of self-regualting type connection set of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the sectional view of Fig. 1 at the A-A place;
Fig. 4 is the structural representation of the another kind of structure of self-regualting type connection set of the present utility model;
Fig. 5 is the structural representation of leading screw screw transmission device of the present utility model.
Embodiment
The cross section of tongue 5 can also be circle in the various embodiments described above, and perhaps 5 of tongues are circular or this rectangle in the cross section of itself and socket 6 cooperation places; Socket 6 can also itself and feed screw nut 4 axis normal both sides be set to circular arc etc.
As shown in Figure 5, a kind of leading screw screw transmission device that this use is novel, comprise leading screw 7, feed screw nut 4 and connection set, leading screw 7 is used for being in transmission connection with drive unit, connection set is used for and is connected by tractor, described connection set is above-mentioned self-regulated connection set, and described feed screw nut 4 is arranged on the screw fixed base 2.
Claims (10)
1. self-regualting type connection set, comprise base and the screw fixed base that is used for fixing feed screw nut, it is characterized in that: be provided with the inserting structure of floating between described screw fixed base and the base, the unsteady direction of the inserting structure of should floating is perpendicular to the axial direction of feed screw nut, realizes the cooperation that drags along the axial direction of feed screw nut by the inserting structure of floating between base and the screw fixed base.
2. self-regualting type connection set according to claim 1, it is characterized in that: described unsteady inserting structure comprises tongue and the socket that cooperates with it, tongue and socket are slidingly matched with the two side that is mated of socket on perpendicular to the direction of feed screw nut axis, tongue is arranged on screw fixed base or the base, and the socket correspondence is arranged on base or the screw fixed base.
3. self-regualting type connection set according to claim 1 and 2, it is characterized in that: the matching gap of the matching gap of described screw fixed base and socket and tongue and socket bottom is greater than the downwarp displacement of leading screw, and described tongue and socket are perpendicular to the circular runout displacement of the axial free gap of feed screw nut greater than leading screw.
4. self-regualting type connection set according to claim 3 is characterized in that: described tongue is fixedly installed on screw fixed base or the base, and described socket correspondence is fixedly installed on base or the screw fixed base.
5. self-regualting type connection set according to claim 3 is characterized in that: described socket is wholely set on screw fixed base or base, and described socket correspondence is wholely set on base or screw fixed base.
6. leading screw screw transmission device, comprise leading screw, feed screw nut and connection set, described connection set comprises base and is used for fixing the screw fixed base of feed screw nut, feed screw nut is fixed on the screw fixed base, it is characterized in that: be provided with the inserting structure of floating between described screw fixed base and the base, the unsteady direction of the inserting structure of should floating is perpendicular to the axial direction of feed screw nut, realizes the cooperation that drags along the axial direction of feed screw nut by the inserting structure of floating between base and the screw fixed base.
7. leading screw screw transmission device according to claim 6, it is characterized in that: described unsteady inserting structure comprises tongue and the socket that cooperates with it, tongue and socket are slidingly matched with the two side that is mated of socket on perpendicular to the direction of feed screw nut axis, tongue is arranged on screw fixed base or the base, and the socket correspondence is arranged on base or the screw fixed base.
8. according to claim 6 or 7 described leading screw screw transmission devices, it is characterized in that: the matching gap of the matching gap of described screw fixed base and socket and tongue and socket bottom is greater than the downwarp displacement of leading screw, and described tongue and socket are perpendicular to the circular runout displacement of the axial free gap of feed screw nut greater than leading screw.
9. leading screw screw transmission device according to claim 8 is characterized in that: described tongue is fixedly installed on screw fixed base or the base, and described socket correspondence is fixedly installed on base or the screw fixed base.
10. leading screw screw transmission device according to claim 8 is characterized in that: described socket is wholely set on screw fixed base or base, and described socket correspondence is wholely set on base or screw fixed base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202040053U CN201714933U (en) | 2010-05-26 | 2010-05-26 | Self-adjustable connecting device and lead screw and nut transmission device using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202040053U CN201714933U (en) | 2010-05-26 | 2010-05-26 | Self-adjustable connecting device and lead screw and nut transmission device using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201714933U true CN201714933U (en) | 2011-01-19 |
Family
ID=43460929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202040053U Expired - Lifetime CN201714933U (en) | 2010-05-26 | 2010-05-26 | Self-adjustable connecting device and lead screw and nut transmission device using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201714933U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032327A (en) * | 2010-05-26 | 2011-04-27 | 卫华集团有限公司 | Self-adjustment connecting device and screw-nut transmission device using same |
| CN103394961A (en) * | 2013-07-19 | 2013-11-20 | 陈锐志 | Screw deformation and stress elimination device |
-
2010
- 2010-05-26 CN CN2010202040053U patent/CN201714933U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102032327A (en) * | 2010-05-26 | 2011-04-27 | 卫华集团有限公司 | Self-adjustment connecting device and screw-nut transmission device using same |
| CN102032327B (en) * | 2010-05-26 | 2012-11-21 | 卫华集团有限公司 | Self-adjustment connecting device and screw-nut transmission device using same |
| CN103394961A (en) * | 2013-07-19 | 2013-11-20 | 陈锐志 | Screw deformation and stress elimination device |
| CN103394961B (en) * | 2013-07-19 | 2015-09-30 | 陈锐志 | A kind of leading screw distortion and stress eliminating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Weihua Heavy Machinery Co., Ltd. Assignor: Weihua Co., Ltd. Contract record no.: 2012410000004 Denomination of utility model: Self-adjustment connecting device and screw-nut transmission device using same Granted publication date: 20110119 License type: Exclusive License Record date: 20120215 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Henan Weihua Heavy Machinery Co., Ltd. Assignor: Weihua Co., Ltd. Contract record no.: 2012410000004 Date of cancellation: 20120321 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Weihua Heavy Machinery Co., Ltd. Assignor: Weihua Co., Ltd. Contract record no.: 2012410000024 Denomination of utility model: Self-adjustment connecting device and screw-nut transmission device using same Granted publication date: 20110119 License type: Exclusive License Record date: 20120321 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110119 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |