CN215141654U

CN215141654U - Clearance adjustment mechanism

Info

Publication number: CN215141654U
Application number: CN202121155465.6U
Authority: CN
Inventors: 樊海龙; 诸葛挺; 彭建林
Original assignee: Shenzhen Manst Technology Co Ltd
Current assignee: Shenzhen Manst Technology Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-12-14
Anticipated expiration: 2031-05-26

Abstract

The utility model relates to the field of gap adjustment between a coating die head and a back roll, in particular to a gap adjustment mechanism, which comprises an installation base, a universal adjustment component and an adjustment block, wherein the universal adjustment component comprises a connecting shaft and a rotating piece, one end of the connecting shaft is fixed on the installation base, the other end of the connecting shaft is provided with the rotating piece, the rotating piece is rotatably connected with the connecting shaft, and the rotating area is a spherical surface; the regulating block is fixed on the rotating piece and rotates synchronously along with the rotating piece. The rotating piece rotates around the connecting shaft to drive the adjusting block to swing at any angle along the axis, and the direction can be automatically aligned, so that the adjusting block can be completely attached to the abutting block from a microscopic angle, and the influence of factors such as workpiece machining errors and manual installation accuracy is avoided, and the situation that the surface and the face cannot be completely attached is avoided. The regulating block can the circumgyration certain angle, can both guarantee face and face at every turn and laminate completely, and the face is laminated than some or line and face laminating atress better, and stability is high, and board coating thickness will be stable.

Description

Clearance adjustment mechanism

Technical Field

The utility model relates to a field of clearance adjustment between coating die head and the backing roll, concretely relates to clearance adjustment mechanism.

Background

The coating industry has high requirements on the thickness and uniformity of a coating, and factors directly influencing the coating thickness are the gap between a lip and a back roll and the tape-moving speed, so that a mechanism capable of automatically or manually adjusting the distance between the back roll and a die head lip is designed, namely gap adjustment.

The existing gap adjustment is not easy to ensure that two movement directions are vertical because two inclined planes are not arranged on the same reference due to the influence of part processing errors and manual installation precision, so that the two inclined planes are not in good contact, and the surface-to-surface complete contact is difficult to ensure; if the contact is between the line and the line, between the line and the point, between the line and the surface, and between the point and the surface, the gap between the backing roll and the lip is changed under the influence of the cylinder pressure, the deformation of the workpiece, the pressure of the slurry, the temperature, and the like, so that the coating thickness and uniformity are unstable. And the universal surface and surface complete fitting mechanism just solves the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clearance adjustment mechanism to solve the problem among the above-mentioned background art.

In order to achieve the above object, the present invention provides a gap adjustment mechanism, which includes an installation base, a universal adjustment assembly and an adjustment block, wherein the universal adjustment assembly includes a connecting shaft and a rotation member, one end of the connecting shaft is fixed on the installation base, the other end of the connecting shaft is provided with the rotation member, and the rotation member is rotatably connected to the connecting shaft and the rotation region is a spherical surface; the adjusting block is fixed on the rotating piece and rotates synchronously along with the rotating piece.

Further, the connecting axle adopts the cylinder axle, it includes rotary joint and universal ring to rotate the piece, rotary joint's stator is fixed on the connecting axle, rotary joint's rotor inlays to establish and fixes it is inboard to rotate the piece, the rotor rotate connect in the stator, universal ring with be equipped with the clearance between the connecting axle, the regulating block is fixed universal ring one end.

Furthermore, a first limit pin and a second limit pin are arranged on the connecting shaft, and clamping grooves which are respectively clamped with the first limit pin and the second limit pin are arranged on the universal ring.

Further, the first limiting pin and the second limiting pin are symmetrically arranged.

Furthermore, the connecting shaft adopts a ball head shaft, the rotating part comprises a first universal swivel and a second universal swivel, the second universal swivel is fixed on one side of the first universal swivel, the first universal swivel and the second universal swivel are all sleeved on the ball head of the ball head shaft, a movable gap is arranged between the first universal swivel and the second universal swivel and the ball head shaft, and the adjusting block is fixed at one end of the second universal swivel.

The beneficial effects of the utility model reside in that:

1. the rotating piece rotates around the connecting shaft to drive the adjusting block to swing at any angle along the axis, and the direction can be automatically aligned, so that the adjusting block can be completely attached to the abutting block from a microscopic angle, and the influence of factors such as workpiece machining errors and manual installation accuracy is avoided, and the situation that the surface and the face cannot be completely attached is avoided. The regulating block can the circumgyrate certain angle, can both guarantee face and face laminating completely at every turn, and face laminating is better than some or line and face laminating atress, and stability is high, so the clearance of die head and backing roll can not change, and board coating thickness will be stable.

2. The connecting axle adopts the cylinder axle, rotates the piece and includes rotary joint and universal ring, and rotary joint's stator is fixed on the connecting axle, and rotary joint's rotor inlays to establish and fixes at rotating the piece inboard, and the rotor rotates to be connected in the stator, is equipped with the clearance between universal ring and the connecting axle, and the regulating block is fixed in universal ring one end. The rotor can realize around the stator in sphere within range arbitrary angular rotation, laminate completely with the butt piece after realizing the angle modulation of regulating block.

3. The universal ring is provided with a first limiting pin and a second limiting pin, and the universal ring is provided with a clamping groove which is clamped with the first positioning pin and the second positioning pin respectively. The design has hard spacing between universal ring and connecting axle, controls the rotation angle of universal ring, and the universal ring is equipped with first locating pin of draw-in groove joint and second locating pin, allows the rotation of the certain angle of regulating block, but can not take place the rotatory 180 circumstances of regulating block, and the regulating block just can be along with the rotatory certain angle of cardan shaft like this for rotatory angle is in control range.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a gap adjustment mechanism according to an embodiment of the present invention;

fig. 2 is a schematic overall structural diagram of another embodiment of a gap adjustment mechanism according to an embodiment of the present invention.

Description of reference numerals:

1. installing a base; 2. a connecting shaft; 3. a gimbal ring; 4. an adjusting block; 5. a butting block; 6. a rotary joint; 7. a first limit pin; 8. a second limit pin; 9. a first gimbal; 10. and a second universal swivel.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, a gap adjusting mechanism provided as an embodiment of the present invention includes an installation base 1, a universal adjusting assembly and an adjusting block 4, the universal adjusting assembly includes a connecting shaft 2 and a rotating member, one end of the connecting shaft 2 is fixed on the installation base 1, the other end is provided with the rotating member, the rotating member is rotatably connected to the connecting shaft 2, and a rotating area is a spherical surface; the regulating block 4 is fixed on the rotating piece and rotates synchronously along with the rotating piece, and the regulating block 4 can be attached to the abutting block 5 on one side. The rotation piece rotates around connecting axle 2 and then drives regulating block 4 along the axis with arbitrary angle swing, can automatic alignment direction, just so can guarantee that regulating block 4 from microcosmic angle and butt joint piece 5 laminate completely, avoid because of the influence of factors such as work piece machining error and artifical installation accuracy, and can not reach the face and laminate completely. The regulating block 4 can be rotated by a certain angle at the circumference, the surface and the surface can be completely laminated at every time, the surface and the surface are laminated better than the point or line and surface lamination stress, the stability is high, so the gap between the die head and the back roll can not be changed, and the coating thickness of the machine table can be stable.

Specifically, connecting axle 2 adopts the cylinder axle, rotates the piece and includes rotary joint 6 and universal ring 3, and rotary joint 6's stator is fixed on connecting axle 2, and rotary joint 6's rotor inlays to be established and fixes at rotating the piece inboard, and the rotor rotates to be connected in the stator, is equipped with the clearance between universal ring 3 and the connecting axle 2, and regulating block 4 is fixed in universal ring 3 one end. The rotor can realize around the stator in the arbitrary angular rotation of sphere within range, laminate with butt piece 5 completely after realizing the angle modulation of regulating block 4. The connecting shaft 2 is provided with a first limiting pin 7 and a second limiting pin 8, and the universal ring 3 is provided with a clamping groove which is respectively clamped with the first limiting pin 7 and the second limiting pin 8. The first limit pin 7 and the second limit pin 8 are symmetrically arranged. The design has hard spacing between universal ring 3 and connecting axle 2, controls the rotation angle of universal ring 3, and universal ring 3 is equipped with the first locating pin of draw-in groove joint and second locating pin, allows the rotation of 4 certain angles of regulating block, but can not take place the rotatory 180 circumstances of regulating block 4, and regulating block 4 just can be along with the rotatory certain angle of universal shaft like this for rotatory angle is in control range. The first limiting pin 7 and the second limiting pin 8 are preferably cylindrical pins, tapered pins or pins in other shapes can be adopted, and clamping limitation can be achieved only by meeting the requirement. The first and

second limit pins

7, 8 may also be arranged asymmetrically.

Referring to fig. 2, as a variable embodiment, the connecting shaft 2 is a ball head shaft, the rotating member includes a first universal swivel 9 and a second universal swivel 10, the second universal swivel 10 is fixed to one side of the first universal swivel 9, the first universal swivel 9 and the second universal swivel 10 are both sleeved on a ball head of the ball head shaft, a movable gap is provided between the first universal swivel 9 and the ball head shaft and between the second universal swivel 10 and the ball head shaft, and the adjusting block 4 is fixed at one end of the second universal swivel 10. The first universal swivel 9 and the second universal swivel 10 can rotate at any angle in a spherical range around the ball head of the connecting shaft 2, and the adjusting block 4 is completely attached to the abutting block 5 after being adjusted in angle. The inner side walls of the first universal swivel 9 and the second universal swivel 10 are both provided with grooves, when the universal swivel is installed, the first universal swivel 9 is sleeved in the ball head from one end of the connecting shaft 2, then the second universal swivel 10 is sleeved in the ball head from the other end of the connecting shaft 2, and then the first universal swivel 9 and the second universal swivel 10 are fixedly connected. The fixing mode can adopt welding, bonding or bolt connection and the like. The rotating part adopts a structure of a first universal rotating ring 9 and a second universal rotating ring 10, so that the rotating part can be conveniently arranged on the ball head.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A gap adjustment mechanism, comprising:

a mounting base (1);

the universal adjusting assembly comprises a connecting shaft (2) and a rotating piece, one end of the connecting shaft (2) is fixed on the mounting base (1), the other end of the connecting shaft is provided with the rotating piece, and the rotating piece is rotatably connected to the connecting shaft (2) and the rotating area is a spherical surface;

and the adjusting block (4) is fixed on the rotating piece and rotates synchronously along with the rotating piece.

2. The clearance adjusting mechanism according to claim 1, wherein the connecting shaft (2) is a cylindrical shaft, the rotating member includes a rotary joint (6) and a universal ring (3), a stator of the rotary joint (6) is fixed on the connecting shaft (2), a rotor of the rotary joint (6) is embedded and fixed on the inner side of the rotating member, the rotor is rotatably connected to the stator, a movable clearance is provided between the universal ring (3) and the connecting shaft (2), and the adjusting block (4) is fixed at one end of the universal ring (3).

3. The clearance adjusting mechanism according to claim 2, wherein the connecting shaft (2) is provided with a first limit pin (7) and a second limit pin (8), and the universal ring (3) is provided with a clamping groove which is clamped with the first limit pin (7) and the second limit pin (8) respectively.

4. A gap adjustment mechanism according to claim 3, characterized in that the first and second limit pins (7, 8) are arranged symmetrically.

5. The clearance adjusting mechanism according to claim 1, wherein the connecting shaft (2) is a ball head shaft, the rotating member includes a first universal swivel (9) and a second universal swivel (10), the second universal swivel (10) is fixed to one side of the first universal swivel (9), the first universal swivel (9) and the second universal swivel (10) are both sleeved on a ball head of the ball head shaft, a movable clearance is provided between the first universal swivel (9) and the second universal swivel (10) and the ball head shaft, and the adjusting block (4) is fixed to one end of the second universal swivel (10).