CN211361233U

CN211361233U - Cam resetting mechanism

Info

Publication number: CN211361233U
Application number: CN201922038244.XU
Authority: CN
Inventors: 刘永林; 韦永贞; 单梅勇; 马建和; 刘志琦
Original assignee: Huizhou Qinhan Technology Co ltd
Current assignee: Huizhou Qinhan Technology Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-28
Anticipated expiration: 2029-11-22

Abstract

The utility model relates to an automated production equipment field discloses a cam canceling release mechanical system, including the axis of rotation, the third rotates the wheel, the second rotates the wheel, first rotation wheel, be fixed with four spacing posts on the first rotation wheel, four spacing posts are the annular array setting around the central axis of rotation, the second rotates the spacing sleeve who is equipped with reset assembly on taking turns and sets up with spacing post one-to-one, spacing post cover is located in the spacing sleeve, reset assembly includes the slide rail, the connecting piece, the sliding block, reciprocating block and group post, the driving piece that the third rotated the wheel is and is the annular array setting around the central axis of rotation, each driving piece all is equipped with rotates the driving groove that the wheel outer fringe extends towards the second, it locates the driving inslot to dial the post cover. When the cam rotates, the driving sheet pushes the shifting column to reciprocate along the radial direction of the second rotating wheel, so that the extending and retracting actions of the sliding block are realized, and the stability of the lifting motion of the second rotating wheel is enhanced by increasing the limiting column and the limiting sleeve.

Description

Cam resetting mechanism

Technical Field

The utility model relates to an automated production equipment field especially relates to a cam canceling release mechanical system.

Background

The utility model discloses an application number is 201320390329.4's utility model discloses an automatic kludge of light touch switch, which comprises a main body, be equipped with the axis of rotation in the main part, first rotation wheel is established to the cover in the axis of rotation, the second rotates the wheel, the upper surface that the second rotated the wheel sets up a plurality of slide rails, be equipped with the sliding block in the slide rail, be provided with the connecting piece on the sliding block, connecting piece one end is connected with the sliding block, the other end has a top pushing part, pass through spring coupling between sliding block and the second rotation wheel, the pulling force inward movement of sliding block dependence spring, make top pushing part get back to the outward flange of main part, top pushing part gets into in the depressed part, and then top pushing part butt in drive face, in order to realize the motion of sliding block in the slide rail.

Among the above-mentioned prior art, the second rotates the wheel and can frequently move from top to bottom along predetermined orbit under drive arrangement's drive, and the guide pillar is reciprocating motion in the through-hole of guide pin bushing, and two guide pillars are rotated the wheel diameter direction along the second and are arranged, and the guide pillar often can appear micro rocking when the guide pin bushing internal motion, and the guide pillar motion is unstable, when rotating the weight on wheel surface to the second and distributing unevenly, the guide pillar can't reach ideal effect when the guide pin bushing internal motion, and the second rotates the wheel and appears rocking phenomenon easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cam canceling release mechanical system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a cam resetting mechanism comprises a rotating shaft, wherein the rotating shaft is sequentially provided with a third rotating wheel, a second rotating wheel and a first rotating wheel from top to bottom, the extending direction of a jacking surface and the rotating direction of a rotating disc are arranged in an obtuse angle mode, the lower end face of a lifting machine table is provided with the first rotating wheel, four limiting columns are fixed on the first rotating wheel and are arranged in an annular array mode around the central axis of the rotating shaft, a resetting component and limiting sleeves which are arranged in a one-to-one correspondence mode with the limiting columns are arranged on the second rotating wheel, the limiting columns are sleeved in the limiting sleeves, the resetting component is arranged in an annular array mode around the central axis of the rotating shaft and comprises a sliding rail, a connecting piece, a sliding block, a reciprocating block and a poking column, a first sliding chute is formed in the first sliding chute in the lifting machine table in an annular array mode, and a connecting piece is arranged, the sliding block has set firmly on the connecting piece, and the one end that the sliding block is close to the axis of rotation the central axis has set firmly reciprocating block, and reciprocating block has set firmly dials the post near the one end of axis of rotation the central axis, and the third rotates the wheel and includes carousel and driving plate, the driving plate is and is the central axis around the axis of rotation and is the annular array setting, each the driving plate all is equipped with towards the second and rotates the drive groove that the wheel outer fringe extends, dial the post cover and locate the drive inslot. Through being the annular array with spacing post and arranging, not only can prevent effectively that the guide pillar from producing in the guide pin bushing and rocking, the direction of motion of guide pillar is injectd to the accuracy, and the guide pillar increases the stability of guide pillar motion around axis of rotation evenly distributed, prevents that the crooked phenomenon of second rotation wheel from appearing in process of production.

The drive groove is including the smooth section that connects gradually, interlude and buckle section, the one end that the carousel was kept away from to the interlude is connected with the buckle section of buckling towards the carousel, the one end that the interlude is close to the carousel is connected with smooth section, the extending direction of buckle section is parallel and opposite with the tangential direction of carousel, the extending direction of smooth section is parallel and the same with the rotation direction of carousel, the extending direction of interlude is the obtuse angle setting with the rotation direction of carousel, the length of buckle section is greater than the length of smooth section, the total length of buckle section and smooth section is less than or equal to the length of interlude. The rotating disc drives each driving sheet to rotate around the rotating shaft in a reciprocating and fixed-angle mode, and when the rotating disc rotates, the shifting column moves in a reciprocating mode along the driving groove to push the reciprocating block to extend and retract.

The limiting sleeve comprises a barrel body and a barrel seat, the barrel seat is sleeved outside the barrel body and is of a square structure, the barrel seat is fixedly arranged on the lower end face of the second rotating wheel, and the second rotating wheel is provided with a through hole for the barrel body to penetrate through. The limiting sleeve and the second rotating wheel are detachably connected, so that the limiting sleeve and the second rotating wheel are convenient to replace.

The limiting base for fixing the limiting column is fixed on the first rotating wheel and comprises a base body, a clamping block and a fastening screw, a groove is formed in the side face of the base body, one end of the groove is connected with the clamping block, the other end of the groove is in fastening connection with the clamping block through the fastening screw, and a clamping groove is formed in the middle of the groove and the middle of the clamping block relatively. The clamping groove on the base body and the clamping groove on the clamping block are used for clamping the limiting column, one end of the clamping block is fixed on the base body, the other end of the clamping block is detachably connected with the base body through a fastening screw, and the limiting column is convenient to disassemble, assemble and replace.

The sliding block is provided with a fixing screw, the reciprocating block is of a cuboid structure, and the reciprocating block is provided with a long groove. Reciprocating block and sliding block pass through fixed screw can dismantle and be connected, can adjust the relative position of reciprocating block and sliding block according to the on-the-spot demand, adjust the distance between sliding block and the drive groove.

The driving sheet one end is equipped with the first contact surface of the adjacent driving sheet of conflict, the driving sheet other end is equipped with the second contact surface of the adjacent driving sheet of conflict, second contact surface and first contact surface looks adaptation. The adjacent driving sheets can be tightly combined together, so that the driving sheets are convenient to install and position.

The first contact surface is a circular arc surface or a plane. The driving sheets are not easy to be reversely assembled, the adjacent driving sheets are tightly combined, the gap is not easy to be present, and the splicing is simple.

The utility model has the advantages that: when the cam rotates, the shifting column slides in the driving groove in a reciprocating mode, the driving sheet pushes the shifting column to reciprocate in the radial direction of the second rotating wheel, therefore, the extending and retracting actions of the sliding block are achieved, and the stability of the lifting motion of the second rotating wheel is enhanced by adding the limiting column and the limiting sleeve.

Drawings

The figures further illustrate the invention, but the embodiments in the figures do not constitute any limitation of the invention.

Fig. 1 is a schematic structural view of a cam resetting mechanism according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a cam resetting mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a limiting base according to an embodiment of the present invention;

fig. 4 is a bottom view of a spacing sleeve according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a reset assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a driving plate according to an embodiment of the present invention.

The labels in the figure are: the device comprises a rotating shaft 1, a first rotating wheel 2, a second rotating wheel 3, a rotating disc 4, a driving sheet 5, a sliding rail 6, a connecting piece 7, a sliding block 8, a reciprocating block 9, a shifting column 10, a limiting column 11, a limiting sleeve 12 and a driving groove 51.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

In the present invention, unless otherwise specified, the terms of orientation such as "up, down, left, and right" used generally refer to up, down, left, and right as shown in fig. 1. "inner and outer" refer to the inner and outer portions of a particular contour. "distal and proximal" refer to distal and proximal relative to a component.

Example 1

As shown in fig. 1-6, an embodiment of the present invention provides a cam resetting mechanism, which includes a rotating shaft 1, the rotating shaft 1 is sequentially provided with a third rotating wheel, a second rotating wheel 3 and a first rotating wheel 2 from top to bottom, an extending direction of a pushing surface and a rotating direction of a rotating disc 4 are arranged in an obtuse angle, the lower end surface of an elevator platform is provided with the first rotating wheel 2, the first rotating wheel 2 is fixed with four limiting posts 11, the four limiting posts 11 are arranged in an annular array around a central axis of the rotating shaft 1, the second rotating wheel 3 is provided with a resetting component and a limiting sleeve 12 arranged in one-to-one correspondence with the limiting posts 11, the limiting posts 11 are sleeved in the limiting sleeve 12, the resetting component is arranged in an annular array around the central axis of the rotating shaft 1, the resetting component includes a sliding rail 6, a connecting member 7, a sliding block 8, a reciprocating block 9 and a poking, the lifting machine table is provided with a first chute in an annular array around the axis of a rotating shaft 1, a sliding rail 6 is fixedly arranged in the first chute, a connecting piece 7 is slidably arranged on the sliding rail 6, the connecting piece 7 is of an inverted concave structure, a sliding block 8 is fixedly arranged on the connecting piece 7, a groove for installing the connecting piece 7 is concavely arranged on the lower end face of the sliding block 8, a reciprocating block 9 is fixedly arranged at one end of the sliding block 8 close to the central axis of the rotating shaft 1, a shifting column 10 is fixedly arranged at one end of the reciprocating block 9 close to the central axis of the rotating shaft 1, a roller is sleeved at the upper end of the shifting column 10, a third rotating wheel comprises a rotating disc 4 and driving sheets 5, a plurality of driving sheets 5 are fixed on the upper end face of the rotating disc 4 through screws, the driving sheets 5 correspond to a reset mechanism one by one, the driving sheets 5 are arranged in an annular array around the central axis of, the poking column 10 is sleeved in the driving groove 51. Through being the annular array with spacing post 11 and arranging, not only can prevent effectively that the guide pillar from producing in the guide pin bushing and rocking, the direction of motion of guide pillar is injectd to the accuracy, and the guide pillar is around 1 evenly distributed of axis of rotation, increases the stability of guide pillar motion, prevents to appear the crooked phenomenon of second rotation wheel 3 in process of production.

The drive groove 51 is including the smooth section that connects gradually, interlude and buckle section, the one end that carousel 4 was kept away from to the interlude is connected with the buckle section of buckling towards carousel 4, the one end that the interlude is close to carousel 4 is connected with smooth section, the extending direction of buckle section is parallel and opposite with the tangential direction of carousel 4, smooth section's extending direction is parallel and the same with the direction of rotation of carousel 4, the extending direction of interlude is the obtuse angle setting with the direction of rotation of carousel 4, the length of buckle section is greater than smooth section's length, smooth section's length is the half of the length of buckle section, the total length of buckle section and smooth section is less than the length of interlude, the length of interlude is decided according to actual demand by the user. The rotary disk 4 drives each driving piece 5 to rotate around the rotating shaft 1 in a reciprocating and fixed angle manner, and when the rotary disk 4 rotates, the poking column 10 reciprocates along the driving groove 51 to push the extending and retracting actions of the reciprocating block 9.

The limiting sleeve 12 comprises a barrel body and a barrel seat, the barrel seat is sleeved outside the barrel body and is of a square structure, the barrel seat is fixedly arranged on the lower end face of the second rotating wheel 3, and a through hole for the barrel body to penetrate through is formed in the second rotating wheel 3. The limiting sleeve 12 is detachably connected with the second rotating wheel 3, so that the limiting sleeve 12 and the second rotating wheel 3 are convenient to replace.

Be fixed with the spacing base that is used for fixed spacing post 11 on first runner 2, spacing base includes base body, grip block and fastening screw, the base body side is equipped with the recess, and recess one end is connected with the grip block, and the recess other end passes through fastening screw and grip block fastening connection, and recess middle part and grip block middle part are equipped with the centre gripping groove relatively. The clamping groove on the base body and the clamping groove on the clamping block are used for clamping the limiting column 11, one end of the clamping block is fixed on the base body, the other end of the clamping block is detachably connected with the base body through a fastening screw, and the limiting column 11 is convenient to disassemble, assemble and replace.

The sliding block 8 is provided with a fixing screw, the reciprocating block 9 is of a cuboid structure, and the reciprocating block 9 is provided with a long groove. Reciprocating block 9 and sliding block 8 can be dismantled through the fixed screw and be connected, can adjust reciprocating block 9 and sliding block 8's relative position according to the on-the-spot demand, adjust the distance between sliding block 8 and the drive groove 51.

5 one end of driving plate is equipped with the first contact surface of the adjacent driving plate 5 of conflict, 5 other ends of driving plate are equipped with the second contact surface of the adjacent driving plate 5 of conflict, second contact surface and first contact surface looks adaptation, first contact surface and second contact surface are the plane. The adjacent driving sheets 5 can be tightly combined together, so that the driving sheets 5 are convenient to install and position.

Example 2

The drive groove 51 is including the smooth section that connects gradually, interlude and bend section, the one end that carousel 4 was kept away from to the interlude is connected with the bend section of buckling towards carousel 4, the one end that the interlude is close to carousel 4 is connected with smooth section, the extending direction of bend section is parallel and opposite with the tangential direction of carousel 4, the extending direction of smooth section is parallel and the same with the direction of rotation of carousel 4, the extending direction of interlude is the obtuse angle setting with the direction of rotation of carousel 4, the length of bend section is greater than the length of smooth section, the length of smooth section is the half of the length of bend section, the total length of bend section and smooth section equals the length of interlude.

Example 3

The utility model provides a cam resetting mechanism, including axis of rotation 1, axis of rotation 1 has set gradually third rotating wheel, second rotating wheel 3 and first rotating wheel 2 from top to bottom, and the extending direction of the top pushing face and the rotating direction of carousel 4 are the obtuse angle setting, and the elevator platform lower end face is equipped with first rotating wheel 2, is fixed with four spacing posts 11 on first rotating wheel 2, four spacing posts 11 are around the central axis of rotation 1 and are the annular array setting, be equipped with reset assembly and the spacing sleeve 12 that sets up with spacing post 11 one-to-one correspondence on second rotating wheel 3, spacing post 11 is located in the spacing sleeve 12, reset assembly is the annular array setting around the central axis of rotation 1, reset assembly includes slide rail 6, connecting piece 7, sliding block 8, reciprocating block 9 and stirs post 10, and the axis of rotation 1 on the elevator platform is the annular array and is provided with first spout, set firmly slide rail 6 in the first spout, slide rail 6 is gone up and is provided with connecting piece 7, connecting piece 7 is the character cut in bas-relief structure of invering, sliding block 8 has set firmly on connecting piece 7, the concave recess that is used for installing connecting piece 7 that is equipped with of terminal surface under the sliding block 8, sliding block 8 has set firmly reciprocating block 9 near the one end of 1 the central axis of rotation, reciprocating block 9 has set firmly dials post 10 near the one end of 1 the central axis of rotation, the third rotates the wheel and includes carousel 4 and driving plate 5, 4 up end of carousel have a plurality of driving plates 5 through the fix with screw, driving plate 5 and canceling release mechanical system one-to-one, driving plate 5 is and is the setting of annular array around the central axis of rotation 1, each driving plate 5 all is equipped with the driving groove 51 that 3 outer fringe of second rotation. Through being the annular array with spacing post 11 and arranging, not only can prevent effectively that the guide pillar from producing in the guide pin bushing and rocking, the direction of motion of guide pillar is injectd to the accuracy, and the guide pillar is around 1 evenly distributed of axis of rotation, increases the stability of guide pillar motion, prevents to appear the crooked phenomenon of second rotation wheel 3 in process of production.

5 one end of driving plate is equipped with the first contact surface of the adjacent driving plate 5 of conflict, 5 other ends of driving plate are equipped with the second contact surface of the adjacent driving plate 5 of conflict, second contact surface and first contact surface looks adaptation, first contact surface and second contact surface are the arc surface. The adjacent driving sheets 5 can be tightly combined together, so that the driving sheets 5 are convenient to install and position.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cam canceling release mechanical system which characterized in that: the lifting mechanism comprises a rotating shaft, wherein a third rotating wheel, a second rotating wheel and a first rotating wheel are sequentially arranged on the rotating shaft from top to bottom, the extending direction of a jacking surface and the rotating direction of a turntable are arranged in an obtuse angle mode, the lower end face of a lifting machine table is provided with the first rotating wheel, four limiting columns are fixed on the first rotating wheel and are arranged in an annular array mode around the central axis of the rotating shaft, a reset assembly and limiting sleeves which are arranged in a one-to-one correspondence mode with the limiting columns are arranged on the second rotating wheel, the limiting columns are sleeved in the limiting sleeves, the reset assembly is arranged in an annular array mode around the central axis of the rotating shaft, the reset assembly comprises a sliding rail, a connecting piece, a sliding block, a reciprocating block and a poking column, a first sliding chute is arranged on the lifting machine table in an annular array mode around the axis of the rotating shaft, a sliding rail, the sliding block is close to the one end of axis of rotation the central axis and has set firmly reciprocating block, and the one end that reciprocating block is close to the axis of rotation the central axis has set firmly dials the post, and the third rotates the wheel and includes carousel and driving plate, the driving plate is and is the annular array setting around the central axis of rotation, each the driving plate all is equipped with the drive groove that rotates the wheel outer fringe and extend towards the second, dial the post cover and locate the drive inslot.

2. The cam return mechanism of claim 1, wherein: the drive groove is including the smooth section that connects gradually, interlude and buckle section, the one end that the carousel was kept away from to the interlude is connected with the buckle section of buckling towards the carousel, the one end that the interlude is close to the carousel is connected with smooth section, the extending direction of buckle section is parallel and opposite with the tangential direction of carousel, the extending direction of smooth section is parallel and the same with the rotation direction of carousel, the extending direction of interlude is the obtuse angle setting with the rotation direction of carousel, the length of buckle section is greater than the length of smooth section, the total length of buckle section and smooth section is less than or equal to the length of interlude.

3. The cam return mechanism of claim 1, wherein: the limiting sleeve comprises a barrel body and a barrel seat, the barrel seat is sleeved outside the barrel body and is of a square structure, the barrel seat is fixedly arranged on the lower end face of the second rotating wheel, and the second rotating wheel is provided with a through hole for the barrel body to penetrate through.

4. The cam return mechanism of claim 2, wherein: the limiting base for fixing the limiting column is fixed on the first rotating wheel and comprises a base body, a clamping block and a fastening screw, a groove is formed in the side face of the base body, one end of the groove is connected with the clamping block, the other end of the groove is in fastening connection with the clamping block through the fastening screw, and a clamping groove is formed in the middle of the groove and the middle of the clamping block relatively.

5. The cam return mechanism of claim 4, wherein: the sliding block is provided with a fixing screw, the reciprocating block is of a cuboid structure, and the reciprocating block is provided with a long groove.

6. The cam return mechanism of claim 4, wherein: the driving sheet one end is equipped with the first contact surface of the adjacent driving sheet of conflict, the driving sheet other end is equipped with the second contact surface of the adjacent driving sheet of conflict, second contact surface and first contact surface looks adaptation.

7. The cam return mechanism of claim 6, wherein: the first contact surface is a circular arc surface or a plane.