CN211545120U

CN211545120U - Pitch-changing mechanism and opening and closing device

Info

Publication number: CN211545120U
Application number: CN201922336708.5U
Authority: CN
Inventors: 王全林; 卢浩; 朱旭东; 胡远梦
Original assignee: Dongguan Taowine Automation Technology Co ltd
Current assignee: Dongguan Taowine Automation Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-22
Anticipated expiration: 2029-12-20

Abstract

The utility model provides a displacement mechanism and device that opens and shuts belongs to and gets material technical field. The distance-changing mechanism sliding blocks are arranged in the first direction and are arranged on the base in a sliding mode to form a sliding block row, and connecting blocks are arranged between every two adjacent sliding blocks and are used for connecting the adjacent sliding blocks; the connecting block comprises a connecting part, an extending part and a matching part, the connecting part is connected with the matching part through the extending part, the connecting part and the matching part are respectively and correspondingly connected to the adjacent sliding blocks, the matching part is in sliding connection with the corresponding sliding block along a first direction, the sliding block is provided with a limiting part for limiting the sliding of the matching part, the extending part extends along the first direction, and the connecting part is fixedly connected with the corresponding sliding block; the base is provided with a stop piece used for stopping the sliding of the sliding block positioned at the first end of the sliding block row; the driving device is arranged on the base, and the driving end of the driving device is connected with the sliding block positioned at the second end of the sliding block row and used for driving the sliding block to slide along the first direction.

Description

Pitch-changing mechanism and opening and closing device

Technical Field

The utility model relates to a get and put material technical field, particularly, relate to a displacement mechanism and device that opens and shuts.

Background

In the product processing and manufacturing process, the product is generally required to be taken or discharged through a material taking and discharging mechanism.

Usually, an opening and closing mechanism is arranged in the material taking and placing mechanism, so that the convenient opening and closing mechanism can drive the material taking or placing opening to be opened and closed. The opening and closing mechanism is usually driven to open and close by a variable-pitch mechanism, and the distance between opening and closing parts of the opening and closing mechanism is changed by changing the distance between sliders on the variable-pitch mechanism, so that opening and closing are realized.

The distance-changing mechanism at present is usually provided with a fixed block and a sliding block, drives the sliding block through a driving device, thereby can change the distance between sliding block and the fixed block. However, the conventional pitch control mechanism cannot provide a plurality of sliding blocks to change the distance between the plurality of sliding blocks by one driving device, and cannot meet the requirement for changing the distance between the opening and closing portions of the opening and closing device having a plurality of opening and closing portions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a displacement mechanism and device that opens and shuts can set up a plurality of sliders to distance between a plurality of sliders changes, in order to satisfy the adaptation to the device that opens and shuts of different number portion of opening and shutting.

The embodiment of the utility model is realized like this:

the utility model discloses an aspect provides a displacement mechanism, include: the sliding blocks are arranged along a first direction and are arranged on the base in a sliding mode to form a sliding block row, and the connecting block is arranged between every two adjacent sliding blocks and is used for connecting the adjacent sliding blocks; the connecting block comprises a connecting part, an extending part and a matching part, the connecting part is connected with the matching part through the extending part, the connecting part and the matching part are respectively and correspondingly connected to the adjacent sliding blocks, the matching part is in sliding connection with the corresponding sliding block along a first direction, the sliding block is provided with a limiting part for limiting the sliding of the matching part, the extending part extends along the first direction, and the connecting part is fixedly connected with the corresponding sliding block; the base is provided with a stop piece used for stopping the sliding of the sliding block positioned at the first end of the sliding block row; the driving device is arranged on the base, and the driving end of the driving device is connected with the sliding block positioned at the second end of the sliding block row and used for driving the sliding block to slide along the first direction.

Optionally, a connecting block is used as the stop member, the matching portion of the connecting block is slidably connected with the slider at the first end of the slider row along the first direction, and the connecting portion of the connecting block is fixedly connected with the base.

Optionally, a sliding groove extending along the first direction is formed on the sliding block, and the matching portion of the connecting block is in sliding fit with the sliding groove.

Optionally, an end of the sliding groove is formed with a coming-off preventing portion abutting against the engaging portion of the connecting block for stopping the engaging portion to prevent the engaging portion from slipping out of the sliding groove.

Optionally, the base is formed with the supporting part respectively in the relative both sides on first direction, and two supporting parts are through the slide bar connection that extends along first direction, and the slide bar runs through the slider, slider respectively with slide bar sliding fit.

Optionally, the slide bars are provided in at least two.

Optionally, the connecting part of the connecting block is detachably connected with the sliding block.

Alternatively, the driving device is a linear air cylinder, and a driving rod of the linear air cylinder is connected with the sliding block at the second end of the sliding block row.

Optionally, the pitch-changing mechanism further comprises a controller, and the controller is in signal connection with the driving device and is used for controlling the driving action of the driving device.

The utility model discloses another aspect of the embodiment provides an open and shut device, include: at least two opening and closing parts and the variable pitch mechanism of any one item, the opening and closing parts are respectively and correspondingly connected with the sliding blocks of the variable pitch mechanism.

The utility model discloses beneficial effect includes:

the embodiment of the utility model provides a pair of displacement mechanism, base, drive arrangement, connecting block and two at least sliders. The sliding blocks are arranged in the first direction and arranged on the base in a sliding mode respectively to form a sliding column, connecting blocks are arranged between the adjacent sliding blocks, and the adjacent sliding blocks can be connected through the connecting blocks. The connecting block comprises a connecting part, an extending part and a matching part, the connecting part and the matching part are respectively and correspondingly connected with two adjacent sliding blocks to realize the connection of the adjacent sliding blocks, the matching part and the corresponding sliding block are connected in a sliding manner, the sliding direction of the sliding connection is consistent with the first direction, and therefore the adjacent sliding blocks connected through the connecting block can realize the change of the distance through the sliding between the matching part and the corresponding sliding block (the range of the change of the distance usually depends on the extending length of the extending part connecting the matching part and the connecting part). The base is further provided with a stop piece, and the stop piece can stop the sliding block at the first end of the sliding block row formed by the sliding blocks so as to prevent the sliding block from sliding along with the adjacent sliding blocks and being incapable of changing the distance between the sliding blocks and the adjacent sliding blocks. The driving end of the driving device is connected with the sliding block positioned at the second end (the end opposite to the first end) of the sliding block column, and the sliding block can be driven to slide through the driving device, so that the sliding blocks slide in a linkage mode through the connecting block, and therefore the distance between the sliding blocks is changed. When the pitch-variable mechanism is applied to the opening and closing device, the opening and closing parts of the opening and closing device are respectively and correspondingly arranged on the sliding blocks of the pitch-variable mechanism, and the distance between the opening and closing parts is changed by changing the distance between the sliding blocks under the driving of the driving device. The distance between the plurality of sliders can be changed through the variable pitch mechanism, so that the adaptation of the opening and closing devices of the opening and closing parts with different numbers is met.

The embodiment of the utility model provides a pair of device that opens and shuts adopts foretell displacement mechanism, realizes changing the distance between a plurality of portions that open and shut that set up, is convenient for open and shut to the opening of getting the material device of putting that has a plurality of material mouths or drain hole.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is one of schematic structural diagrams of a pitch change mechanism according to an embodiment of the present invention;

fig. 2 is a second schematic structural diagram of a pitch-changing mechanism according to an embodiment of the present invention;

fig. 3 is a third schematic structural view of a pitch varying mechanism according to an embodiment of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

Icon: 110-a base; 111-a support; 112-a slide bar; 120-a drive device; 130-connecting blocks; 131-a connecting portion; 132-an extension; 133-a mating portion; 140-a slide block; 141-a chute; 1411-retaining part.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

An embodiment of the utility model provides a displacement mechanism, as shown in fig. 1 and fig. 3, include: the sliding block type sliding device comprises a base 110, a driving device 120, connecting blocks 130 and at least two sliding blocks 140, wherein the sliding blocks 140 are respectively arranged along a first direction and are arranged on the base 110 in a sliding mode to form a sliding block row, and the connecting blocks 130 are arranged between the adjacent sliding blocks 140 and are used for connecting the adjacent sliding blocks 140; as shown in fig. 2 and 4, the connecting block 130 includes a connecting portion 131, an extending portion 132 and a matching portion 133, the connecting portion 131 and the matching portion 133 are connected by the extending portion 132, the connecting portion 131 and the matching portion 133 are respectively and correspondingly connected to the adjacent sliding blocks 140, wherein the matching portion 133 is slidably connected with the corresponding sliding block 140 along a first direction, the sliding block 140 is provided with a limiting portion for limiting the sliding of the matching portion 133, the extending portion 132 extends along the first direction, and the connecting portion 131 is fixedly connected with the corresponding sliding block 140; the base 110 is provided with a stopper for stopping the sliding of the slider 140 located at the first end of the slider row; the driving device 120 is disposed on the base 110, and a driving end of the driving device 120 is connected to the slider 140 at the second end of the slider row for driving the slider 140 to slide along the first direction.

It should be noted that, firstly, the sliding blocks 140 of the pitch-changing mechanism may be arranged according to specific requirements of those skilled in the art, for example, two, three, six, etc., and there is no specific limitation here, and accordingly, the number of the connecting blocks 130 arranged between two adjacent sliding blocks 140 is determined and arranged according to the number of the sliding blocks 140.

Second, the first end and the second end of the slider row formed by arranging the sliders 140 in the first direction are the sliders 140 at the head and the tail ends of the slider row, respectively.

Thirdly, the sliding connection between the matching portion 133 of the connecting block 130 and the corresponding sliding block 140 can be realized by adopting a sliding rail, a sliding chute, and the like, and the sliding connection has a certain sliding length range (for example, the sliding range is limited by arranging a limiting portion at a certain sliding position, and the like), when the sliding block 140 and the matching portion 133 of the connecting block 130 slide relatively, the distance between the sliding block 140 and the adjacent sliding block 140 connected thereto is changed, until the sliding block 140 and the matching portion 133 slide relatively to a fixed range and do not slide any more, the adjacent sliding block 140 connected thereto slides on the base 110 under the driving of the connecting block 130.

The embodiment of the utility model provides a pitch-changing mechanism, base 110, drive arrangement 120, connecting block 130 and two at least sliders 140. The sliders 140 are arranged in a first direction and slidably disposed on the base 110 to form a sliding row, and a connecting block 130 is disposed between adjacent sliders 140, so that the adjacent sliders 140 can be connected by the connecting block 130. The connecting block 130 includes a connecting portion 131, an extending portion 132 and a matching portion 133, the connecting portion 131 and the matching portion 133 are respectively and correspondingly connected with two adjacent sliders 140 to connect the adjacent sliders 140, and the matching portion 133 and the corresponding slider 140 are in sliding connection, the sliding direction of the sliding connection is consistent with the first direction, so that a distance change between the adjacent sliders 140 connected by the connecting block 130 can be realized by the sliding between the matching portion 133 and the corresponding slider 140 (the range of the distance change generally depends on the extending length of the extending portion 132 connecting the matching portion 133 and the connecting portion 131). The base 110 is further provided with a stopper that can stop the slider 140 located at the first end of the slider row formed by the sliders 140, so as to prevent the slider 140 from sliding with the adjacent slider 140 all the time and the distance between the two sliders 140 from being unable to be changed. The driving end of the driving device 120 is connected to the slider 140 located at the second end (the end opposite to the first end) of the slider row, and the slider 140 can be driven by the driving device 120 to slide, so that the sliders 140 slide in an interlocking manner through the connecting block 130, thereby changing the distance between the sliders 140 (as shown in fig. 1, the distance between the sliders 140 of the pitch change mechanism is zero, and as shown in fig. 2, the distance between the sliders 140 of the pitch change mechanism is constant). When the pitch varying mechanism is applied to the opening and closing device, the opening and closing portions of the opening and closing device are respectively provided to the sliders 140 of the pitch varying mechanism, and the pitch between the opening and closing portions is changed by changing the pitch between the sliders 140 under the driving of the driving device 120. The distance between the plurality of sliders 140 can be changed by the pitch-variable mechanism, so that the adaptation of the opening and closing devices of different numbers of opening and closing parts can be satisfied.

Alternatively, the connecting block 130 is used as a stop member, the matching portion 133 of the connecting block 130 is slidably connected to the slider 140 at the first end of the slider row along the first direction, and the connecting portion 131 of the connecting block 130 is fixedly connected to the base 110.

The stop member is adopted as the connecting block 130, so that the connecting block 130 can not slide any more after sliding on the base 110 for a certain distance (usually, the extending length of the extending portion 132 of the connecting block 130), so as to stop the sliding of the sliding block 140 located at the first end of the sliding block row, and the connecting block 130 is adopted as the stop member without performing additional adaptive setting on the corresponding sliding block 140, so that the implementation is convenient. The arrangement of the connecting block 130 between the sliding block 140 and the base 110 is similar to the above-mentioned specific arrangement between the sliding blocks 140, and is not described herein again.

Alternatively, as shown in fig. 4, a sliding groove 141 extending in the first direction is formed on the slider 140, and the engaging portion 133 of the connecting block 130 is slidably engaged with the sliding groove 141.

By forming the slide groove 141 on the slider 140 as described above, the slide connection is realized by the slide fit of the fitting portion 133 of the connecting block 130 in the slide groove 141, the structure is relatively simple and convenient, and the installation is facilitated.

Alternatively, as shown in fig. 4, the end of the slide groove 141 is formed with a retaining portion 1411, and the retaining portion 1411 abuts against the engagement portion 133 of the connection block 130 for stopping the engagement portion 133 to prevent the engagement portion 133 from slipping out of the slide groove 141.

The anti-slip portion 1411 corresponds to a stopper provided on the slider 140. When the slide block 140 and the matching part 133 of the connecting block 130 are matched in the form of the slide groove 141, the anti-falling part 1411 is formed at the end part of the slide groove 141, and the anti-falling part 1411 is abutted against the matching part 133 to stop the sliding from falling off the slide groove 141, so that the probability of failure of the variable pitch mechanism during use is reduced, and the working stability of the variable pitch mechanism is improved. The sliding of the engaging portion 133 in the slide groove 141 can be restricted so as not to slide after sliding for a certain length, and the sliders 140 can be linked with each other by the connecting block 130.

Alternatively, as shown in fig. 3, the base 110 is formed with support portions 111 at two opposite sides in the first direction, the two support portions 111 are connected by a sliding rod 112 extending along the first direction, the sliding rod 112 penetrates through the sliding block 140, and the sliding block 140 is slidably engaged with the sliding rod 112.

When the stopper provided on the base 110 employs the connection block 130, accordingly, the connection part 131 of the connection block 130 may be connected to the support part 111.

Each of the sliders 140 is slidably engaged with the slide bar 112 to slide on the base 110 by forming support portions 111 on opposite sides of the base 110 in the first direction, respectively, and connecting the two support portions 111 by the slide bar 112 extending in the first direction. The base 110 is configured as described above to achieve a sliding fit with the slider 140, and the structure is relatively simple, which is beneficial for installation and maintenance.

Alternatively, the slide bars 112 are provided in at least two.

It should be noted that the slide bars 112 are provided in at least two, which are parallel to each other because the slide bars 112 extend in the first direction.

Through the arrangement of the plurality of sliding rods 112, the sliding block 140 can be respectively in sliding fit with the plurality of sliding rods 112 to slide on the base 110, and the sliding stability of the sliding block 140 and the connection firmness of the sliding block 140 can be improved.

Alternatively, the connection portion 131 of the connection block 130 is detachably connected to the slider 140.

The connecting part 131 of the connecting block 130 is fixedly connected with the corresponding sliding block 140 in a detachable connection mode, so that the installation and subsequent maintenance of the connecting block 130 can be facilitated.

Alternatively, the driving device 120 is a linear air cylinder, and a driving rod of the linear air cylinder is connected with the slider 140 at the second end of the slider column.

The driving device 120 is configured as a linear cylinder, and the driving rod of the linear cylinder is connected with the corresponding slider 140, which is relatively simple in structure and convenient to implement, and can reduce the maintenance cost and the manufacturing cost of the pitch change mechanism because the linear cylinder is easy to purchase and has a low cost.

Optionally, the pitch mechanism further comprises a controller (not shown in the drawings), which is in signal connection with the driving device 120 for controlling the driving action of the driving device 120.

The pitch mechanism is provided with a controller, and the distance between the sliders 140 of the pitch mechanism can be automatically or programmatically changed by controlling the driving operation of the driving device 120 by the controller, thereby improving the degree of automation of the pitch mechanism.

The utility model discloses another aspect of the embodiment provides an open and shut device, include: at least two opening and closing parts and any one of the pitch-variable mechanisms, wherein the opening and closing parts are respectively correspondingly connected with the sliding blocks 140 of the pitch-variable mechanism.

This device that opens and shuts adopts foretell displacement mechanism, realizes changing the distance between the portion that opens and shuts of a plurality of settings, is convenient for open and shut the opening that gets the material device to having a plurality of material mouths or drain hole of getting.

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

1. A pitch mechanism, comprising: the sliding blocks are arranged along a first direction and are arranged on the base in a sliding mode to form a sliding block row, and the connecting block is arranged between every two adjacent sliding blocks and is used for connecting the adjacent sliding blocks; the connecting block comprises a connecting part, an extending part and a matching part, the connecting part and the matching part are connected through the extending part, the connecting part and the matching part are respectively and correspondingly connected to the adjacent sliding blocks, the matching part and the corresponding sliding block are connected in a sliding mode along the first direction, a limiting part is formed on the sliding block and used for limiting the sliding of the matching part, the extending part extends along the first direction, and the connecting part is fixedly connected with the corresponding sliding block; the base is provided with a stop piece used for stopping the sliding of the sliding block at the first end of the sliding block row; the driving device is arranged on the base, and a driving end of the driving device is connected with the sliding block at the second end of the sliding block row and used for driving the sliding block to slide along the first direction.

2. The pitch change mechanism according to claim 1, wherein said connecting block is used as said stopper, said engaging portion of said connecting block is slidably connected to said slider at a first end of said slider row in said first direction, and said connecting portion of said connecting block is fixedly connected to said base.

3. The pitch change mechanism according to claim 1 or 2, wherein a slide groove extending in the first direction is formed in the slider, and the engagement portion of the connecting block is slidably engaged with the slide groove.

4. The pitch-changing mechanism according to claim 3, wherein an end of said slide groove is formed with a retaining portion which abuts against an engaging portion of said connecting block for stopping said engaging portion to prevent said engaging portion from slipping out of said slide groove.

5. The pitch change mechanism of claim 1, wherein said base is formed with support portions on opposite sides in said first direction, respectively, and said support portions are connected by a slide bar extending in said first direction, said slide bar extending through said slide blocks, said slide blocks being slidably engaged with said slide bars, respectively.

6. The pitch change mechanism of claim 5 wherein said slide bars are provided in at least two.

7. The pitch mechanism of claim 1 wherein the attachment portion of the attachment block is removably attached to the slide block.

8. The pitch change mechanism of claim 1 wherein said drive means is a linear air cylinder, and wherein a drive rod of said linear air cylinder is connected to said slide at said second end of said row of slides.

9. The pitch mechanism of claim 1 further comprising a controller in signal communication with said drive means for controlling the driving action of said drive means.

10. An opening and closing device, characterized by comprising at least two opening and closing parts and the pitch-changing mechanism according to any one of claims 1 to 9, wherein the opening and closing parts are respectively correspondingly connected with sliding blocks of the pitch-changing mechanism.