CN118701436A - Anti-rotation device for dispenser - Google Patents
Anti-rotation device for dispenser Download PDFInfo
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- CN118701436A CN118701436A CN202410931961.8A CN202410931961A CN118701436A CN 118701436 A CN118701436 A CN 118701436A CN 202410931961 A CN202410931961 A CN 202410931961A CN 118701436 A CN118701436 A CN 118701436A
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- China
- Prior art keywords
- dispenser
- rotation device
- piece
- pair
- sliding block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
本发明公开了一种用于分配器的防转装置，包括一对分别与分配器上静止件连接的连杆，一对连杆相对分配器上转动件的转动轴心线呈轴对称分布；防转装置还包括安装座、设于安装座上的且沿前后方向设置的连接件、可沿前后方向滑动地设于连接件上的滑块、一对分别设于滑块左右两侧的凸部，一对连杆的一端分别铰接在静止件上，一对连杆的另一端分别铰接在一对凸部上，连杆可相对对应的凸部沿左右方向滑动；一对连杆相对连接件的轴心线呈轴对称分布；滑块可绕连接件的轴心线方向转动地设于连接件上，连接件的轴心线和转动件的转动轴心线垂直相交于转动件的上端面。本发明防转装置，使分配器能够始终处于自由的工作状态下，从而延长分配器的使用寿命。
The present invention discloses an anti-rotation device for a dispenser, comprising a pair of connecting rods respectively connected to a stationary part on the dispenser, the pair of connecting rods being axially symmetrically distributed relative to the rotation axis of the rotating part on the dispenser; the anti-rotation device also comprises a mounting seat, a connecting part arranged on the mounting seat and arranged along the front-back direction, a slider slidably arranged on the connecting part along the front-back direction, a pair of convex parts respectively arranged on the left and right sides of the slider, one end of the pair of connecting rods is respectively hinged on the stationary part, the other end of the pair of connecting rods is respectively hinged on the pair of convex parts, and the connecting rods can slide relative to the corresponding convex parts along the left and right directions; the pair of connecting rods are axially symmetrically distributed relative to the axis of the connecting part; the slider can be rotatably arranged on the connecting part around the axis of the connecting part, and the axis of the connecting part and the axis of the rotating part intersect vertically at the upper end surface of the rotating part. The anti-rotation device of the present invention enables the dispenser to always be in a free working state, thereby extending the service life of the dispenser.
Description
Technical Field
The invention relates to the technical field of filling, in particular to an anti-rotation device for a dispenser.
Background
When the distributor of the filling machine works, the problem that the rotation centers of the dynamic and static structures are different due to factors such as processing and installation can occur, or the problem that the rotation center axis of the distributor is not vertical to the installation surface due to the non-horizontal installation surface of the distributor can occur, so that the problem of conical swing is caused. And the static part of the distributor can cause uneven stress between dynamic and static structures due to the constraint of the anti-rotation device on different degrees of freedom, so that uneven abrasion between an internal sealing ring of the distributor and a central shaft can cause leakage, and further the service life of the distributor is shortened, and the production efficiency is influenced.
The existing distributor can solve the problem that the rotation centers of the static structure are not coaxial by releasing the constraint on the freedom degree of the static structure vertical to the rotation center axis direction of the distributor. However, when the conical swing problem occurs in the distributor, the displacement or rotation of the distributor in a plurality of directions with different degrees of freedom cannot be realized, so that uneven stress of the distributor in the operation process is caused, the service life of the distributor is greatly reduced, and the production efficiency is influenced.
Disclosure of Invention
The invention aims to provide an anti-rotation device for a distributor, which enables the distributor to be in a free working state all the time, thereby prolonging the service life of the distributor and ensuring the production efficiency.
In order to achieve the above purpose, the invention adopts the following technical scheme:
An anti-rotation device for a distributor comprises a pair of connecting rods which are respectively connected with a static part on the distributor, wherein the connecting rods are axially symmetrically distributed relative to the axis of rotation of a rotating part on the distributor;
The anti-rotation device further comprises a mounting seat, a connecting piece arranged on the mounting seat and arranged along the front-back direction, a sliding block arranged on the connecting piece in a sliding manner along the front-back direction, a pair of convex parts respectively arranged on the left side and the right side of the sliding block, one end of each connecting rod is respectively hinged on the static piece, the other end of each connecting rod is respectively hinged on the corresponding convex part, and the connecting rods can slide along the left-right direction relative to the corresponding convex parts; the connecting rods are axially symmetrically distributed relative to the axial lead of the connecting piece;
The sliding block can be rotatably arranged on the connecting piece around the axial lead direction of the connecting piece, and the axial lead of the connecting piece and the rotating axial lead of the rotating piece vertically intersect at the upper end face of the rotating piece.
Preferably, the connecting piece is a mandrel suspended on the mounting seat, and the sliding block is sleeved on the mandrel in a sliding manner along the front-back direction.
More preferably, the anti-rotation device further comprises a pair of supporting seats which are arranged on the mounting seat and are respectively connected with the front end and the rear end of the mandrel.
More preferably, the sliding block is in a cross shape, one side of the cross-shaped sliding block is coaxially sleeved on the mandrel, and two ends of the other side of the cross-shaped sliding block extend out of the mounting seat respectively and are used for connecting a pair of connecting rods.
More preferably, the slider is suspended above the mounting base.
Preferably, the rotational axes of the pair of connecting rods relative to the stationary member are coincident with each other and pass perpendicularly through the rotational axes of the rotary member.
Preferably, the pair of connecting rods are mutually overlapped relative to the axis of rotation of the sliding block and vertically pass through the axis of the connecting piece.
Preferably, a pair of said links are hinged to respective opposite sides of said stationary member.
Preferably, a first hinge hole is formed in one end of the connecting rod, and the connecting rod is sleeved on the protruding portion through the first hinge hole.
Preferably, a second hinge hole is provided at the other end of the link rod, and the link rod is hinged to the stationary member through the second hinge hole.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages: according to the anti-rotation device for the distributor, the sliding blocks which can slide along the front-back direction and are rotationally arranged on the connecting piece around the front-back direction are arranged, and the pair of connecting rods are hinged between the convex parts on the left side and the right side of the sliding blocks and the static piece on the distributor, so that the anti-rotation device only restrains the freedom degree of the static piece, which is needed to be anti-rotation, and releases the motion of the static piece in the directions of the other five degrees of freedom, the restraint of the rest degrees of freedom on the static piece is eliminated, the distributor can be always in a free working state, the situation of uneven abrasion inside the distributor is relieved, the service life of the distributor is prolonged, and the production efficiency is ensured.
Drawings
FIG. 1 is a schematic view of an anti-rotation device according to an embodiment of the present invention;
fig. 2 is a front view of fig. 1.
Wherein: 1. a dispenser; 11. a stationary member; 12. a rotating member; 2. a connecting rod; 21. a first hinge hole; 22. a second hinge hole; 3. a mounting base; 4. a connecting piece; 5. a slide block; 51. a convex portion; 6. and a supporting seat.
Detailed Description
The technical scheme of the invention is further described below with reference to specific embodiments and drawings.
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the embodiments of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "length", "inner", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience in describing the embodiments of the present invention and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present invention, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present invention will be understood by those of ordinary skill in the art according to specific circumstances.
In embodiments of the invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the invention. In order to simplify the disclosure of embodiments of the present invention, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present invention. Furthermore, embodiments of the present invention may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.
Referring to fig. 1-2, the present embodiment provides an anti-rotation device for a dispenser, where the dispenser 1 includes a stationary member 11 and a rotating member 12 coaxially disposed, in this embodiment, the stationary member 11 is a cylinder, the rotating member 12 includes a rotating shaft rotatably penetrating the cylinder around its axis direction, and a flange plate connected to the top of the rotating shaft and located above the cylinder, and the axis direction of the rotating member 12 is disposed along the up-down direction (i.e., the Z direction in fig. 1).
The anti-rotation device for the dispenser comprises a mounting seat 3, a connecting piece 4 arranged on the mounting seat 3 and arranged along the front-back direction (namely, the X direction in fig. 1), a sliding block 5 arranged on the connecting piece 4 in a sliding way along the front-back direction, a pair of convex parts 51 respectively arranged on the left side and the right side of the sliding block 5, a pair of connecting rods 2 with one end respectively hinged on the static piece 11, and the other ends of the pair of connecting rods 2 respectively hinged on the convex parts 51. The link 2 is not only rotatable about the corresponding convex portion 51, but also slidable in the left-right direction (i.e., Y direction in fig. 1) with respect to the corresponding convex portion 51.
In this embodiment, the pair of links 2 are axially symmetrically distributed with respect to the axis of rotation of the rotary member 12 on the dispenser 1, and the pair of links 2 are also axially symmetrically distributed with respect to the axis of the connecting member 4. In the initial state, the rotation axis of the rotation member 12 and the axis of the connecting member 4 are perpendicular to each other and are located in the same vertical plane.
The slider 5 is further rotatably disposed on the connecting member 4 around the axis of the connecting member 4, and in the initial state, the axis of the connecting member 4 and the axis of rotation of the rotating member 12 vertically intersect at the upper end surface of the rotating member 12, i.e., intersect at the point a in fig. 2.
Referring to fig. 2, when the stationary member 11 rotates about the X axis (i.e., ad line), the rotation radius r1=ab of the hinge point b with respect to the point a, and the rotation radius r2=cd of the link 2 with respect to the hinge point d, synchronous rotation of the rotation preventing device and the stationary member 11 can be ensured when the ad line coincides with the axis of the connecting member 4 and r1=r2.
Referring to fig. 1-2, a pair of links 2 are respectively hinged to different sides of the stationary member 11, so that the stationary member 11 can be driven to move more stably.
The rotation axes of the pair of connecting rods 2 relative to the stationary member 11 are mutually coincident, and the rotation axes are perpendicular to the rotation axis of the rotating member 12, namely, the point b in fig. 2; the axes of rotation of the pair of connecting rods 2 relative to the slide block 5 are mutually coincident, and the axes of rotation pass through the axes of the connecting pieces 4 perpendicularly, namely, the point d in fig. 2.
Referring to fig. 1-2, one end of the connecting rod 2 is provided with a first hinge hole 21, and the connecting rod 2 is sleeved on the convex part 51 through the first hinge hole 21; the other end of the link 2 is provided with a second hinge hole 22, and the link 2 is hinged to the stationary member 11 through the second hinge hole 22.
In this embodiment, the connecting member 4 is a mandrel suspended on the mounting base 3, the length extending direction of the mandrel is the front-back direction, and the slider 5 is slidably sleeved on the mandrel along the front-back direction.
The anti-rotation device for the dispenser further comprises a pair of supporting seats 6 which are arranged on the mounting seat 3 and are respectively connected with the front end and the rear end of the mandrel, and the pair of supporting seats 6 are used for supporting the mandrel to be suspended above the mounting seat 3.
In this embodiment, the sliding block 5 is in a cross shape, one side of the cross-shaped sliding block 5 is coaxially sleeved on the mandrel, two ends of the other side of the cross-shaped sliding block 5 respectively extend out of the mounting seat 3, and the two ends are used for connecting a pair of connecting rods 2. By this arrangement, interference between the rotation of the link 2 and the mount 3 can be avoided.
The slider 5 is also suspended above the mount 3, and by this arrangement, interference between the slider 5 and the mount 3 can be avoided when it rotates.
Through the structure, the static piece 11 has five degrees of freedom of X direction, Y direction, Z direction, XZ plane and YZ plane simultaneously, and the distributor 1 can be always in a free working state by eliminating the constraint of the degrees of freedom on the static piece 11, so that the condition of uneven abrasion inside the distributor 1 is slowed down, the service life of the distributor 1 is prolonged, and the production efficiency is ensured.
The working procedure of this embodiment is specifically described below:
when the static piece 11 needs to move along the X direction, the static piece 11 carries the connecting rod 2 and the sliding block 5 to move along the X direction relative to the connecting piece 4;
when the static piece 11 needs to move along the Y direction, the static piece 11 moves along the Y direction along with the whole connecting rod 2 relative to the sliding block 5;
When the stationary part 11 needs to move along the Z direction, the connecting rod 2 moves up and down along with the stationary part 11, one end of the connecting rod 2 rotates around the stationary part 11 (namely, point b), and the other end of the connecting rod 2 rotates around the sliding block 5 (namely, point d) and drives the sliding block 5 to move along the X direction;
When the static piece 11 needs to rotate around the X axis in the YZ plane, the static piece 11 carries the connecting rod 2 and the sliding block 5 to integrally rotate around the X axis (namely, the ad line);
When the stationary member 11 needs to rotate in the XZ plane about the Y axis, the link 2 rotates about the stationary member 11 about the point a while one end of the link 2 rotates about the stationary member 11 (i.e., the point b), while the other end of the link 2 rotates about the slider 5 (i.e., the point d) and drives the slider 5 to move in the X direction.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. An anti-rotation device for a dispenser, characterized by: the distributor comprises a pair of connecting rods which are respectively connected with a static part on the distributor, wherein the connecting rods are axially symmetrically distributed relative to the axis of rotation of a rotating part on the distributor;
The anti-rotation device further comprises a mounting seat, a connecting piece arranged on the mounting seat and arranged along the front-back direction, a sliding block arranged on the connecting piece in a sliding manner along the front-back direction, a pair of convex parts respectively arranged on the left side and the right side of the sliding block, one end of each connecting rod is respectively hinged on the static piece, the other end of each connecting rod is respectively hinged on the corresponding convex part, and the connecting rods can slide along the left-right direction relative to the corresponding convex parts; the connecting rods are axially symmetrically distributed relative to the axial lead of the connecting piece;
The sliding block can be rotatably arranged on the connecting piece around the axial lead direction of the connecting piece, and the axial lead of the connecting piece and the rotating axial lead of the rotating piece vertically intersect at the upper end face of the rotating piece.
2. The anti-rotation device for a dispenser of claim 1, wherein: the connecting piece is a mandrel which is suspended on the mounting seat, and the sliding block is sleeved on the mandrel in a sliding manner along the front-back direction.
3. The anti-rotation device for a dispenser of claim 2, wherein: the anti-rotation device further comprises a pair of supporting seats which are arranged on the mounting seat and are respectively connected with the front end and the rear end of the mandrel.
4. The anti-rotation device for a dispenser of claim 2, wherein: the sliding block is in a cross shape, one side of the sliding block is coaxially sleeved on the mandrel, and two ends of the other side of the sliding block extend out of the mounting seat respectively and are used for connecting a pair of connecting rods.
5. The anti-rotation device for a dispenser of claim 2, wherein: the sliding block is suspended above the mounting seat.
6. The anti-rotation device for a dispenser of claim 1, wherein: the rotating shaft axes of the connecting rods relative to the static piece are mutually overlapped and vertically pass through the rotating shaft axes of the rotating piece.
7. The anti-rotation device for a dispenser of claim 1, wherein: the connecting rods are mutually overlapped relative to the axis of rotation of the sliding block and vertically pass through the axis of the connecting piece.
8. The anti-rotation device for a dispenser of claim 1, wherein: the connecting rods are hinged to different sides of the static piece respectively.
9. The anti-rotation device for a dispenser of claim 1, wherein: one end of the connecting rod is provided with a first hinge hole, and the connecting rod is sleeved on the convex part through the first hinge hole.
10. The anti-rotation device for a dispenser of claim 1, wherein: the other end of the connecting rod is provided with a second hinge hole, and the connecting rod is hinged on the static piece through the second hinge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410931961.8A CN118701436B (en) | 2024-07-12 | 2024-07-12 | An anti-rotation device for a dispenser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410931961.8A CN118701436B (en) | 2024-07-12 | 2024-07-12 | An anti-rotation device for a dispenser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118701436A true CN118701436A (en) | 2024-09-27 |
| CN118701436B CN118701436B (en) | 2025-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410931961.8A Active CN118701436B (en) | 2024-07-12 | 2024-07-12 | An anti-rotation device for a dispenser |
Country Status (1)
| Country | Link |
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| CN (1) | CN118701436B (en) |
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| RU2643886C1 (en) * | 2017-05-30 | 2018-02-06 | Юрий Валентинович Нестеров | Rotary-plate machine with volumetric control (options) |
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| CN111529069A (en) * | 2020-06-08 | 2020-08-14 | 哈尔滨思哲睿智能医疗设备有限公司 | A posture adjustment mechanism, a main operating hand device and a surgical robot |
| CN114051432A (en) * | 2019-07-03 | 2022-02-15 | 诺信公司 | Fluid distributor with four degrees of freedom |
| CN116547114A (en) * | 2020-11-20 | 2023-08-04 | Ntn株式会社 | Working device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1498149A (en) * | 2001-02-23 | 2004-05-19 | ά������е�ɷ�����˾ | Kinematic devices for support and programmable movement of terminal parts in machines or instruments |
| DE102004008403A1 (en) * | 2004-02-20 | 2005-09-08 | Heigl, Helmuth, Dr. | Handling device for positioning a test head on a testing device comprises a column, a horizontal carriage, a pivoting arm arranged on the horizontal carriage, and a holder arranged on the pivoting arm |
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| CN203428115U (en) * | 2013-08-16 | 2014-02-12 | 广州达意隆包装机械股份有限公司 | Anti-rotation device of inner shaft structure of distributor |
| RU2643886C1 (en) * | 2017-05-30 | 2018-02-06 | Юрий Валентинович Нестеров | Rotary-plate machine with volumetric control (options) |
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| Publication number | Publication date |
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| CN118701436B (en) | 2025-11-04 |
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