CN114321174A - Guiding device, method and application - Google Patents
Guiding device, method and application Download PDFInfo
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- CN114321174A CN114321174A CN202111435413.9A CN202111435413A CN114321174A CN 114321174 A CN114321174 A CN 114321174A CN 202111435413 A CN202111435413 A CN 202111435413A CN 114321174 A CN114321174 A CN 114321174A
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- guide
- guide rod
- rod
- limiting groove
- cylinder
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Abstract
The invention belongs to the technical field of guiding, and discloses a guiding device, a method and application, wherein the device comprises: the guide cylinder is used for guiding the guide rod; the guide rod is sleeved in the guide cylinder, the guide cylinder is exposed out of two ends of the guide rod, an abutting surface used for abutting against the platform is arranged at one end of the guide rod, a limiting groove is arranged on the guide rod and is positioned at the part exposed out of the guide cylinder, and the limiting groove is far away from the abutting surface; the guide ball is arranged in a guide space formed between the inner wall of the guide cylinder and the side wall of the guide rod; the end covers are used for plugging two ends of the guide space; and the bolt is matched with the limiting groove to be used for rigidifying and releasing the guide rod. The guide device has the functions of guiding and position rigidizing, has small axial friction coefficient, and can be used for guiding large load.
Description
Technical Field
The invention relates to the technical field of guiding, in particular to a guiding device, a guiding method and application.
Background
The description of the background of the invention pertaining to the related art to which this invention pertains is given for the purpose of illustration and understanding only of the summary of the invention and is not to be construed as an admission that the applicant is explicitly or implicitly admitted to be prior art to the date of filing this application as first filed with this invention.
In the design of large-scale lifting platforms or damping platforms, the structural components which move relatively need to be guided so as to avoid the uneven phenomenon caused by unbalance loading in the motion process of the platform and simultaneously need to maintain the position at a specified position. As the load in the moving direction is increased, the circumferential load of the guide device is increased, and the guide resistance is easy to be overlarge. Therefore, a guiding device is needed to realize the guiding function for large load and the automatic maintaining function for the designated position.
Disclosure of Invention
The embodiment of the invention aims to provide a guide device, a method and application.
The purpose of the invention is realized by the following technical scheme:
a guide device, comprising:
the guide cylinder is used for guiding the guide rod;
the guide rod is sleeved in the guide cylinder, the guide cylinder is exposed out of two ends of the guide rod, an abutting surface used for abutting against the platform is arranged at one end of the guide rod, a limiting groove is arranged on the guide rod and is positioned at the part exposed out of the guide cylinder, and the limiting groove is far away from the abutting surface;
the guide ball is arranged in a guide space formed between the inner wall of the guide cylinder and the side wall of the guide rod;
the end covers are used for plugging two ends of the guide space;
and the bolt is matched with the limiting groove to be used for rigidifying and releasing the guide rod.
Further, the method also comprises the following steps: and the electric push rod is used for controlling the plugging and unplugging of the plug pin.
Further, the method also comprises the following steps: the support is used for supporting the electric push rod.
Further, the bracket is fixed on the side wall of the guide cylinder.
Further, the method also comprises the following steps: the retainer provides formation holding for the guide ball.
Further, the method also comprises the following steps: the retainer is a rigid bracket with a plurality of retaining grooves for accommodating and restraining the guide balls.
Furthermore, the guide ball is a steel ball.
In a second aspect, an embodiment of the present invention provides a method for using a guiding device, where the guiding device is the above guiding device, and includes the following steps:
when the guide is needed, the bolt is pulled out of the limiting groove of the guide rod, the guide rod and the guide cylinder generate axial relative motion, and the guide ball rolls;
when the platform position needs to be kept, the guide device needs to be rigidized, and the plug pin is inserted into the limiting groove of the guide rod to limit the movement of the guide rod.
Further, the method comprises the following steps:
when the guide is needed, the electric push rod drives the plug pin to be pulled out of the limiting groove of the guide rod, axial relative motion is generated between the guide rod and the guide cylinder, the guide ball rolls purely under the holding of the queue of the holding bracket, and the holding bracket moves up and down along with the guide ball; when the guide cylinder moves to the stroke limit position and the end part of the retainer moves to contact the end cover, the movement stroke is limited;
when the platform position needs to be kept, the guide device needs to be rigidized, and the guide rod drives the bolt to be inserted into the limiting groove of the guide rod to limit the movement of the guide rod.
In a third aspect, an embodiment of the present invention provides an application of a guide device, where the guide device is the above-mentioned guide device, the guide device is applied to a guide direction of a large-scale lifting platform, a butting surface of a guide rod is butted to an upper platform, and one end of a guide cylinder, which is far away from the butting surface, is butted to a lower platform; when the guide is needed, the bolt is pulled out of the limiting groove of the guide rod, the guide rod and the guide cylinder generate axial relative motion, and the guide ball rolls; when the platform position needs to be kept, the guide device needs to be rigidized, and the plug pin is inserted into the limiting groove of the guide rod to limit the movement of the guide rod.
The embodiment of the invention has the following beneficial effects:
according to the guide device, the guide space is arranged, and the guide ball is arranged in the guide space, so that the friction force between the guide cylinder and the guide rod is greatly reduced, and the bearing and guiding functions of large load can be realized; under a circumferential large load, the axial running friction resistance can be kept low, so that the smooth guiding is ensured, and the problem of clamping stagnation is avoided; through the cooperation of bolt and spacing recess, can realize guider at the automatic function of rigidifying of assigned position.
When the guide device circumferentially bears 30t, the guide friction coefficient is not more than 5 per mill; the guide device axial position rigidifying limit bearing load 140 t; the guide device guides the stroke 280 mm.
Drawings
FIG. 1 is a schematic view of the structure of the guide device of the present invention;
FIG. 2 is a schematic view of a pre-stiffened state of the guide device of the present invention;
FIG. 3 is a schematic view of the guiding device of the present invention in a guiding state after the tempering is released.
Detailed Description
The present application is further described below with reference to examples.
In the following description, different "one embodiment" or "an embodiment" may not necessarily refer to the same embodiment, in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art. Various embodiments may be replaced or combined, and other embodiments may be obtained according to the embodiments without creative efforts for those skilled in the art.
A guide device, comprising:
the guide cylinder 2 is used for guiding the guide rod 1;
the guide rod 1 is sleeved in the guide cylinder 2, the guide cylinder 2 is exposed out of two ends of the guide rod 1, an abutting surface used for abutting against the platform is arranged at one end of the guide rod 1, a limiting groove is arranged on the guide rod 1 and is positioned at the part exposed out of the guide cylinder 2, and the limiting groove is far away from the abutting surface;
the guide ball 3, the said guide ball 3 is set up in the guide space formed between sidewall of the said guide cylinder 2 and guide bar 1;
the end cover 5 is used for plugging two ends of the guide space;
and the bolt 6 is matched with the limiting groove to be used for rigidifying and releasing the guide rod 1.
According to the guide device, the guide space is arranged, and the guide ball 3 is arranged in the guide space, so that the friction force between the guide cylinder 2 and the guide rod 1 is greatly reduced, and the bearing and guide functions of large load can be realized; under a circumferential large load, the low running friction resistance can be kept, so that the smooth guiding is ensured, and the clamping stagnation problem is avoided; through the cooperation of bolt and spacing recess, can realize guider at the automatic function of rigidifying of assigned position.
The above solution has achieved the object of the present invention, and the preferred solutions are given below on the basis of:
in some embodiments of the invention, further comprising: and the electric push rod 8 is used for controlling the plugging and unplugging of the plug pin 6. The plug of the bolt 6 is driven by the electric push rod 8, so that the automation of the plug can be realized, manpower and material resources are saved, and the danger caused by the approach of personnel can be avoided by remote control. It should be noted that the material of the latch 6 is not limited, but is preferably stainless steel, and of course, the rigidity is sufficient for guiding and maintaining the position.
In some embodiments of the invention, further comprising: the bracket 7, the said bracket 7 is used for supporting the electric push rod 8.
In some embodiments of the present invention, the bracket 7 is fixed to the side wall of the guide cylinder 2. This application does not do the restriction to the material, shape, size and the fixed form of support 7, and suitable material, size and shape etc. can be selected to the technical staff in the field, for example for convenient fixing, can select to the L type, one side of L type is used for fixing on guide cylinder 2, and the another side is used for fixed electric putter 8, and the size is selected according to the size of guide cylinder 2 and electric putter 8.
In some embodiments of the invention, further comprising: the retainer 4, the said retainer 4 provides the formation to keep for the said guide ball 3. The cage 4 may allow the movement of the guide balls 3 to be a pure rolling movement and also to abut the end cap 5 when in place. The material, size and specific structure of the retainer 4 are not limited, and the formation of the guide ball 3 can be maintained.
In some embodiments of the invention, further comprising: the cage 4 is a rigid bracket with a plurality of retaining grooves for receiving and restraining the guide balls 3.
In some embodiments of the present invention, the guide ball 3 is a steel ball. The rigidity is strong, and does not rust, and guide ball both sides butt 2 inner walls of guide cylinder and 1 outer wall of guide bar respectively to pure rolling friction reduces coefficient of friction.
When the platform position is not required to be maintained, the electric push rod 8 pulls out the notch of the guide rod 1, the guide rod 1 and the guide cylinder 2 generate axial relative motion, the steel balls 3 are kept in a queue of the retainer 4 to roll purely, and the retainer 4 moves up and down along with the steel balls 3;
when the guide cylinder 2 moves to the stroke limit position and the end part of the retainer 4 moves to contact the end cover 5, the movement stroke is limited;
when the platform position needs to be kept, the guide device needs to be rigidized, the electric push rod 8 pushes the plug pin 6 to be inserted into the notch of the guide rod 1, the guide rod 1 is limited to move, and the purpose of rigidization of the device is achieved.
When the guide device circumferentially bears 30t, the guide friction coefficient is not more than 5 per mill; the guide device axial position rigidifying limit bearing load 140 t; the guide device guides the stroke 280 mm.
It should be noted that the above embodiments can be freely combined as necessary. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. A guide device, comprising:
the guide cylinder is used for guiding the guide rod;
the guide rod is sleeved in the guide cylinder, the guide cylinder is exposed out of two ends of the guide rod, an abutting surface used for abutting against the platform is arranged at one end of the guide rod, a limiting groove is arranged on the guide rod and is positioned at the part exposed out of the guide cylinder, and the limiting groove is far away from the abutting surface;
the guide ball is arranged in a guide space formed between the inner wall of the guide cylinder and the side wall of the guide rod;
the end covers are used for plugging two ends of the guide space;
and the bolt is matched with the limiting groove to be used for rigidifying and releasing the guide rod.
2. The guide device of claim 1, further comprising: and the electric push rod is used for controlling the plugging and unplugging of the plug pin.
3. The guide device of claim 1, further comprising: the support is used for supporting the electric push rod.
4. The guide assembly of claim 3 wherein said bracket is secured to a side wall of said guide cylinder.
5. The guide device of claim 1, further comprising: the retainer provides formation holding for the guide ball.
6. The guide device of claim 5, further comprising: the retainer is a rigid bracket with a plurality of retaining grooves for accommodating and restraining the guide balls.
7. The guide device of claim 1, wherein said guide balls are steel balls.
8. A method of using a guide device, wherein the guide device is as claimed in any one of claims 1 to 7, comprising the steps of:
when the guide is needed, the bolt is pulled out of the limiting groove of the guide rod, the guide rod and the guide cylinder generate axial relative motion, and the guide ball rolls;
when the platform position needs to be kept, the guide device needs to be rigidized, and the plug pin is inserted into the limiting groove of the guide rod to limit the movement of the guide rod.
9. The method of using the guide device of claim 8, comprising the steps of:
when the guide is needed, the electric push rod drives the plug pin to be pulled out of the limiting groove of the guide rod, axial relative motion is generated between the guide rod and the guide cylinder, the guide ball rolls purely under the holding of the queue of the holding bracket, and the holding bracket moves up and down along with the guide ball; when the guide cylinder moves to the stroke limit position and the end part of the retainer moves to contact the end cover, the movement stroke is limited;
when the platform position needs to be kept, the guide device needs to be rigidized, and the guide rod drives the bolt to be inserted into the limiting groove of the guide rod to limit the movement of the guide rod.
10. Use of a guide device, wherein the guide device is as claimed in any one of claims 1 to 7, the guide device is applied to a guide of a large lifting platform, an abutting surface of the guide rod abuts against the upper platform, and one end of the guide cylinder, which is far away from the abutting surface, abuts against the lower platform; when the guide is needed, the bolt is pulled out of the limiting groove of the guide rod, the guide rod and the guide cylinder generate axial relative motion, and the guide ball rolls; when the platform position needs to be kept, the guide device needs to be rigidized, and the plug pin is inserted into the limiting groove of the guide rod to limit the movement of the guide rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111435413.9A CN114321174A (en) | 2021-11-29 | 2021-11-29 | Guiding device, method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111435413.9A CN114321174A (en) | 2021-11-29 | 2021-11-29 | Guiding device, method and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114321174A true CN114321174A (en) | 2022-04-12 |
Family
ID=81046971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111435413.9A Pending CN114321174A (en) | 2021-11-29 | 2021-11-29 | Guiding device, method and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114321174A (en) |
Citations (13)
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|---|---|---|---|---|
| JPH01109618U (en) * | 1988-01-20 | 1989-07-25 | ||
| JPH0579509A (en) * | 1991-09-20 | 1993-03-30 | Nippon Thompson Co Ltd | Stopper for direct acting rolling guide unit |
| US6179468B1 (en) * | 1998-08-20 | 2001-01-30 | Dale Thorstens | Plain bearing brake-tensioner |
| DE20201594U1 (en) * | 2002-02-02 | 2002-05-02 | Skf Ab | Linear bearing element |
| US20020068637A1 (en) * | 2000-12-05 | 2002-06-06 | Perrow Scott Jay | Constant velocity stroking joint |
| CN2781063Y (en) * | 2004-12-02 | 2006-05-17 | 上海卫星工程研究所 | Rolling bearing for satellite rotation platform |
| CN202331009U (en) * | 2011-11-02 | 2012-07-11 | 中国科学院光电技术研究所 | Workpiece platform dense ball bearing two-dimensional movement device |
| CN103388620A (en) * | 2012-05-12 | 2013-11-13 | 刘素华 | Reciprocating motion rolling friction and rolling guiding method and straight reciprocating rolling friction and rolling guiding device |
| CN203348320U (en) * | 2012-05-12 | 2013-12-18 | 刘素华 | Linear reciprocating and rolling guiding device provided with retainer |
| DE102014014509B3 (en) * | 2014-10-06 | 2016-02-25 | Günther Zimmer | Reibgehemme with force measuring device |
| CN210344143U (en) * | 2019-07-17 | 2020-04-17 | 温州江硕车业股份有限公司 | Front shock absorber of oil leakage prevention motorcycle |
| CN212838966U (en) * | 2020-07-27 | 2021-03-30 | 上海克来机电自动化工程股份有限公司 | Sliding platform |
| US20210131465A1 (en) * | 2017-03-09 | 2021-05-06 | Thk Co., Ltd. | Motion guide device clamper mechanism |
-
2021
- 2021-11-29 CN CN202111435413.9A patent/CN114321174A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01109618U (en) * | 1988-01-20 | 1989-07-25 | ||
| JPH0579509A (en) * | 1991-09-20 | 1993-03-30 | Nippon Thompson Co Ltd | Stopper for direct acting rolling guide unit |
| US6179468B1 (en) * | 1998-08-20 | 2001-01-30 | Dale Thorstens | Plain bearing brake-tensioner |
| US20020068637A1 (en) * | 2000-12-05 | 2002-06-06 | Perrow Scott Jay | Constant velocity stroking joint |
| DE20201594U1 (en) * | 2002-02-02 | 2002-05-02 | Skf Ab | Linear bearing element |
| CN2781063Y (en) * | 2004-12-02 | 2006-05-17 | 上海卫星工程研究所 | Rolling bearing for satellite rotation platform |
| CN202331009U (en) * | 2011-11-02 | 2012-07-11 | 中国科学院光电技术研究所 | Workpiece platform dense ball bearing two-dimensional movement device |
| CN103388620A (en) * | 2012-05-12 | 2013-11-13 | 刘素华 | Reciprocating motion rolling friction and rolling guiding method and straight reciprocating rolling friction and rolling guiding device |
| CN203348320U (en) * | 2012-05-12 | 2013-12-18 | 刘素华 | Linear reciprocating and rolling guiding device provided with retainer |
| DE102014014509B3 (en) * | 2014-10-06 | 2016-02-25 | Günther Zimmer | Reibgehemme with force measuring device |
| US20210131465A1 (en) * | 2017-03-09 | 2021-05-06 | Thk Co., Ltd. | Motion guide device clamper mechanism |
| CN210344143U (en) * | 2019-07-17 | 2020-04-17 | 温州江硕车业股份有限公司 | Front shock absorber of oil leakage prevention motorcycle |
| CN212838966U (en) * | 2020-07-27 | 2021-03-30 | 上海克来机电自动化工程股份有限公司 | Sliding platform |
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