CN214827722U - Floating release tension mechanism of circular knife machine - Google Patents

Abstract

The utility model discloses a floating tension releasing mechanism of a circular knife machine. The floating release tension mechanism of the circular knife machine comprises two floating seats, four extension springs, two groups of vertical sliding rails and vertical sliding blocks which are in sliding fit; the inner side surfaces of the two floating seats are respectively fixed on two end shafts of the floating roller, the outer side surfaces of the two floating seats are respectively connected with a vertical sliding block, the left end and the right end of the outer side surface of each floating seat are respectively and vertically connected with a floating guide pillar, and the two vertical sliding rails are respectively in threaded connection with the middles of the inner side surfaces of the two vertical wallboards; the left end and the right end of the inner side surface of each vertical wall plate are respectively and vertically connected with an upper guide connecting column, each upper guide connecting column is opposite to one floating guide column up and down, and an extension spring is arranged between each upper guide connecting column and each floating guide column. The utility model discloses have the tension of unsteady release material area, the material area is stable high-speed operation in succession, and production efficiency is high, the effect that the yields is high.

Description

Floating release tension mechanism of circular knife machine

Technical Field

The utility model relates to a processing equipment field of 3C product, in particular to release tension mechanism that floats of circular knife machine.

Background

In 3C product production, for quick continuous automated production, circular knife machine obtains the wide application, circular knife machine can be with continuous sharp pulling and processing 3C film material area, in current circular knife machining, the material area is from hollow cylinder through-going, the cylinder can be applyed to its tension, material area self also can have very big tension, in order to guarantee steady operation, the functioning speed is usually moved lowly, the tension in material area is not enough or too big problem, when tension is not enough, the material area can't effectively contact with the rotor, when tension is too big, material area and rotor are cut excessively, consequently, produce the product badly, consume a large amount of raw materials simultaneously, produce a large amount of maintenance adjustment simultaneously, stop in needing workman and frequent equipment, the manpower is wasted, production efficiency is not enough.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more of the above problems, the utility model provides a floating release tension mechanism of circular knife machine.

According to one aspect of the utility model, the floating release tension mechanism of the circular knife machine comprises two floating seats, four extension springs, two groups of vertical sliding rails and vertical sliding blocks which are matched with each other;

the two vertical wall plates of the circular knife machine are vertically arranged and are mutually symmetrical, and the circular knife machine comprises a floating roller and a fixed roller which are arranged up and down;

the inner side surfaces of the two floating seats are respectively fixed on two end shafts of the floating roller, the outer side surfaces of the two floating seats are respectively in threaded connection with a vertical sliding block, the left end and the right end of the outer side surface of each floating seat are respectively and symmetrically and vertically connected with a longitudinal floating guide pillar,

the two vertical sliding rails are respectively in threaded connection with the middle of the inner side surfaces of the two vertical wall plates, and each vertical sliding rail is in sliding fit with one vertical sliding block;

the left end and the right end of the inner side surface of each vertical wall plate are respectively and symmetrically and vertically connected with a longitudinal upper guide connecting column, each upper guide connecting column is opposite to a floating guide column up and down, and a vertical extension spring is arranged between each upper guide connecting column and each floating guide column which are opposite up and down.

This floating release tension mechanism of circular knife machine adopts extension spring to carry out the elastic tension adjustment, the slide rail slider carries out straight line direction from top to bottom, can apply the material area for the stress release of cylinder, the extension spring elastic deformation makes the cylinder that floats reset after waiting for stress relief, replenish pressure, consequently, guaranteed that stress maintains always on the priority value of settlement, can effectively reduce the unusual risk in material area when continuous steady operation, improve the speed of operation simultaneously, it crosses low and the functioning speed is low to have solved tension simultaneously, or tension is too big, the material area and the rotor are cut and the bad problem that the material area warp etc. produces, and continuous steady operation can reduce the adjustment maintenance, the use of workman and the well halt problem of equipment have been reduced, production efficiency improves greatly, the yields is high simultaneously. And the vertical slide rail adopted by the device can ensure higher linearity of up-and-down motion without the defect caused by inclined pressure, and finally, the two sides of each floating block adopt symmetrical extension springs to ensure the coordination of the stress on the two sides.

In some embodiments, the floating seat comprises a rectangular block-shaped body, the left end and the right end of the body respectively form a convex middle ear block symmetrically, a transverse threaded blind hole is formed in the middle ear block, the floating guide pillar is in threaded connection with the transverse threaded blind hole, the end shaft of the floating roller is fixed on the inner side surface of the body, and the vertical sliding block is in threaded connection with the outer side surface of the body.

In some embodiments, at one end of the transverse threaded blind hole, the two middle lug blocks vertically extend outwards to form the protruding body, the inner widths of the two middle lug blocks are the same as the width of the vertical sliding block, and the two left and right side surfaces of the vertical sliding block are respectively attached to the side surfaces of the extending ends of the two middle lug blocks.

In some embodiments, a positioning blind hole is formed in the middle of the inner side surface of the body, and the positioning blind hole is tightly matched with the end shaft of the floating roller; a first step through hole is formed in the middle of the inner side face of the body, an inner step hole of the first step through hole is communicated with the positioning blind hole, and the cylindrical head screw is located in the first step through hole and is in threaded connection with the axial threaded blind hole in the outer side face of the end shaft of the floating roller at the front end.

In some embodiments, the upper lead post and one floating guide post are provided with spring grooves, and the pulling hooks at two ends of the extension spring are respectively fixed in the spring grooves in a large clearance.

In some embodiments, two vertical guide grooves are symmetrically arranged on the vertical wall plate, the vertical guide grooves are opposite to the floating guide columns left and right, and the floating guide columns are in sliding fit in the vertical slide rails.

In some embodiments, the vertical guide groove is a vertically arranged stepped oblong hole, the floating guide pillar comprises an end cap with a large diameter, the shaft body of the floating guide pillar and the outer step hole of the vertical guide groove are the same in size, and the end cap is attached to the outer side face of the vertical wall plate.

In some embodiments, the middle of the shaft body is further provided with a positioning shoulder with a large diameter, the shaft body is further sleeved with a compression spring, one end of the compression spring is attached to the positioning shoulder, and the other end of the compression spring is attached to the inner step hole of the vertical guide groove.

In some embodiments, the upper lead post and the floating guide post are a socket head screw or a hexagon head bolt.

In some embodiments, the upper end and the lower end of the vertical wall plate are respectively in threaded connection with a limiting plate, the limiting plates are respectively attached to two ends of the vertical sliding rail, and the upper lead column is in threaded connection with the limiting plates.

Drawings

Fig. 1 is a three-dimensional schematic view of a floating tension releasing mechanism of a circular knife machine according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of a floating release tension mechanism of the circular cutting machine of FIG. 1;

FIG. 3 is a three-dimensional schematic view (one) of the floating mount of FIG. 1;

FIG. 4 is a three-dimensional schematic view (two) of the floating mount of FIG. 1;

a floating drum 01, a fixed drum 02;

the floating seat comprises a floating seat 1, a body 10, a middle lug 11, a transverse threaded blind hole 111, a positioning blind hole 12 and a first stepped through hole 13; an extension spring 2; a vertical slide rail 3; a vertical slide block 4; the floating guide pillar 5, the shaft body 50, the spring groove 51, the end cap 52 and the positioning shoulder 53; the device comprises an upper lead column 6, a limiting plate 7, a compression spring 8, a vertical wall plate 9 and a vertical guide groove 91.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Fig. 1 to 4 schematically show a floating release tension mechanism of a circular cutting machine according to an embodiment of the present invention. As shown in the figure, the device comprises two floating seats 1, four extension springs 2, two groups of vertical sliding rails 3 and vertical sliding blocks 4 which are matched with each other;

the two vertical wall plates 9 of the circular knife machine are vertically arranged and are mutually symmetrical, and the circular knife machine comprises a floating roller 01 and a fixed roller 02 which are arranged up and down;

the inner side surfaces of the two floating seats 1 are respectively fixed on two end shafts of the floating roller 01, the outer side surfaces of the two floating seats 1 are respectively in threaded connection with a vertical sliding block 4, the left end and the right end of the outer side surface of each floating seat 1 are respectively and symmetrically and vertically connected with a longitudinal floating guide pillar 5,

the two vertical sliding rails 3 are respectively in threaded connection with the middle of the inner side surfaces of the two vertical wall plates 9, and each vertical sliding rail 3 is in sliding fit with one vertical sliding block 4;

the left end and the right end of the inner side surface of each vertical wall plate 9 are respectively and symmetrically and vertically connected with a longitudinal upper lead column 6, each upper lead column 6 is opposite to a floating guide column 5 up and down, and a vertical extension spring 2 is arranged between the upper lead column 6 and the floating guide column 5 which are opposite up and down in each group.

This floating release tension mechanism of circular knife machine adopts extension spring 2 to carry out the elastic tension adjustment, the slide rail slider carries out straight line direction from top to bottom, can apply the material area for the stress release of cylinder, the extension spring 2 elastic deformation makes unsteady cylinder 02 reset after waiting stress relief, replenish pressure, consequently, guaranteed that stress maintains always on the priority value of settlement, can effectively reduce the unusual risk in material area when continuous steady operation, improve the speed of operation simultaneously, it crosses low and the functioning speed is low to have solved tension simultaneously, or tension is too big, the bad problem that material area and rotor are cut excessively and the material area warp etc. produces, and continuous steady operation can reduce the adjustment maintenance, the use of workman and the well shutdown problem of equipment have been reduced, production efficiency improves greatly, the yields is high simultaneously. And the vertical slide rail 3 adopted by the device can ensure higher linearity of up-and-down motion without the defect caused by inclined pressure, and finally, the symmetrical extension springs 2 are adopted at two sides of each floating block 1 to ensure the coordination of the stress at two sides.

Preferably, the floating seat 1 comprises a rectangular block-shaped body 10, the left end and the right end of the body 10 are respectively and symmetrically formed into a convex middle ear block 11, a transverse threaded blind hole 111 is formed in the middle ear block 11, the floating guide pillar 5 is in threaded connection with the transverse threaded blind hole 111, an end shaft of the floating roller 01 is fixed on the inner side surface of the body 10, and the outer side surface of the body 10 is in threaded connection with the vertical sliding block 4. The beneficial effects are as follows: this structure can improve better connection performance and benchmark, and well ear piece 11 protrusion is overhanging simultaneously can improve bending resistance and torsion strength, and horizontal screw thread blind hole 111 is easy to assemble the adjustment.

Preferably, at one end of the transverse threaded blind hole 111, the two middle lugs 11 vertically extend outwards to form the protruding body 10, the inner widths of the two middle lugs 11 are the same as the width of the vertical sliding block 4, and the two left and right side surfaces of the vertical sliding block 4 are respectively attached to the side surfaces of the extending ends of the two middle lugs 11. The beneficial effects are as follows: this vertical slider 4 that sets up can provide good locating performance, and the location is laminated to the three face of vertical slider 4 and slider 1 to the connection can improve mounting strength between them, improves fixed accuracy.

Preferably, a positioning blind hole 12 is formed in the middle of the inner side surface of the body 10, and the positioning blind hole 12 is tightly matched with an end shaft of the floating roller 01;

a first stepped through hole 13 is formed in the middle of the inner side face of the body 10, an inner stepped hole of the first stepped through hole 13 is communicated with the positioning blind hole 12, and a cylindrical head screw is located in the first stepped through hole 13 and is in threaded connection with an axial threaded blind hole in the outer side face of an end shaft of the floating roller 01 at the front end. The beneficial effects are as follows: the positioning blind hole 12 and the first step through hole 13 are matched, so that the installation is quick, the structure is compact, the size is small, and the arrangement of each mechanism is convenient.

Preferably, the upper lead post 6 and one floating guide post 5 are provided with spring grooves 51, and the two ends of the extension spring 2 are respectively fixed on the spring grooves 51 with large gaps. The beneficial effects are as follows: the spring groove 51 prevents the extension spring 2 from being displaced forward and backward, thereby causing an inclination phenomenon and making the elastic deformation more stable.

Preferably, two vertical guide grooves 91 symmetrical about the vertical slide rail 3 are further arranged on the vertical wall plate 9, the vertical guide grooves 91 are opposite to the floating guide pillars 5 from left to right, and the floating guide pillars 5 are in sliding fit in the vertical slide rail 3. The beneficial effects are as follows: the structure further ensures the linear precision of up-and-down floating.

Preferably, the vertical guide groove 91 is a vertically arranged stepped oblong hole, the floating guide pillar 5 comprises an end cap 52 with a large diameter, the shaft body 50 of the floating guide pillar 5 is the same as the outer stepped hole of the vertical guide groove 91 in size, and the end cap 52 is attached to the outer side surface of the vertical wall plate 9. The beneficial effects are as follows: the stepped long round hole is arranged, so that the positioning performance is better.

Preferably, the middle of the shaft body 50 is further provided with a positioning shoulder 53 with a large diameter, the shaft body 50 is further sleeved with a compression spring 8, one end of the compression spring 8 is attached to the positioning shoulder 53, and the other end of the compression spring is attached to the inner step hole of the vertical guide groove 91. The beneficial effects are as follows: the locating shoulder 53 and the compression spring 8 in combination with the stepped oblong hole enable damping of the back and forth offset movement.

Preferably, the upper lead post 6 and the floating guide post 5 are cylindrical head screws or hexagon head bolts. The beneficial effects are as follows: this setting is easy to assemble and maintain, is convenient for change the accessory.

Preferably, the upper end and the lower extreme of founding wallboard 9 are limiting plate 7 of threaded connection respectively, and limiting plate 7 laminates the both ends of vertical slide rail 3 respectively, and the 6 threaded connection of leading on the binding post is on limiting plate 7.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (10)

1. A floating release tension mechanism of a circular knife machine is characterized by comprising two floating seats (1), four extension springs (2), two groups of vertical sliding rails (3) and vertical sliding blocks (4) which are matched with each other;

the two vertical wall plates (9) of the circular knife machine are vertically arranged and are mutually symmetrical, and the circular knife machine comprises a floating roller (01) and a fixed roller (02) which are arranged up and down;

the inner side surfaces of the two floating seats (1) are respectively fixed on two end shafts of the floating roller (01), the outer side surfaces of the two floating seats (1) are respectively in threaded connection with one vertical sliding block (4), the left end and the right end of the outer side surface of each floating seat (1) are respectively and symmetrically and vertically connected with a longitudinal floating guide pillar (5),

the two vertical sliding rails (3) are respectively in threaded connection with the middle of the inner side surfaces of the two vertical wall plates (9), and each vertical sliding rail (3) is in sliding fit with one vertical sliding block (4);

the left end and the right end of the inner side face of each vertical wall plate (9) are respectively and symmetrically and vertically connected with a longitudinal upper guide post (6), each upper guide post (6) is vertically opposite to one floating guide post (5), and a vertical extension spring (2) is arranged between each upper guide post (6) and each floating guide post (5) which are vertically opposite.

2. The floating release tension mechanism of the circular knife machine as claimed in claim 1, wherein the floating seat (1) comprises a rectangular block-shaped body (10), the left end and the right end of the body (10) are respectively and symmetrically formed into a convex middle lug (11), a transverse threaded blind hole (111) is formed in the middle lug (11), the floating guide pillar (5) is in threaded connection with the transverse threaded blind hole (111), the inner side surface of the body (10) is used for fixing the end shaft of the floating roller (01), and the outer side surface of the body (10) is in threaded connection with the vertical sliding block (4).

3. The floating releasing tension mechanism of the circular knife machine as claimed in claim 2, wherein at one end of the transverse threaded blind hole (111), two middle lugs (11) vertically extend outwards to protrude out of the body (10), the inner width of the two middle lugs (11) is the same as the width of the vertical sliding block (4), and the two left and right side surfaces of the vertical sliding block (4) respectively abut against the side surfaces of the extending ends of the two middle lugs (11).

4. The floating release tension mechanism of the circular knife machine as claimed in claim 2, characterized in that a positioning blind hole (12) is formed in the middle of the inner side surface of the body (10), and the positioning blind hole (12) is tightly matched with the end shaft of the floating roller (01); a first stepped through hole (13) is formed in the middle of the inner side face of the body (10), an inner stepped hole of the first stepped through hole (13) is communicated with the positioning blind hole (12), a cylindrical head screw is located in the first stepped through hole (13), and the front end of the cylindrical head screw is in threaded connection with an axial threaded blind hole in the outer side face of an end shaft of the floating roller (01).

5. The floating release tension mechanism of the circular knife machine as claimed in claim 1, wherein the upper lead post (6) and one floating guide post (5) are provided with spring slots (51), and the two end drag hooks of the extension spring (2) are respectively fixed on the spring slots (51) with large gaps.

6. The floating releasing tension mechanism of circular knife machine according to claim 1, characterized in that two vertical guide slots (91) symmetrical about the vertical slide rail (3) are further provided on the vertical wall plate (9), the vertical guide slots (91) and the floating guide posts (5) are opposite from left to right, and the floating guide posts (5) are slidably fitted in the vertical slide rail (3).

7. The floating release tension mechanism of the circular cutting machine as claimed in claim 6, wherein the vertical guide groove (91) is a vertically arranged stepped slotted hole, the floating guide pillar (5) comprises a large-diameter end cap (52), the shaft body (50) of the floating guide pillar (5) and the outer stepped hole of the vertical guide groove (91) have the same size, and the end cap (52) is attached to the outer side surface of the vertical wall plate (9).

8. The floating release tension mechanism of the circular knife machine as claimed in claim 7, wherein a large diameter positioning shoulder (53) is further provided in the middle of the shaft body (50), a compression spring (8) is further sleeved on the shaft body (50), one end of the compression spring (8) is attached to the positioning shoulder (53) and the other end is attached to the inner step hole of the vertical guide groove (91).

9. The floating release tension mechanism of circular knife machine according to claim 1, characterized in that the upper lead post (6) and the floating guide post (5) are cap screws or hexagon head bolts.

10. The floating release tension mechanism of the circular knife machine as claimed in claim 1, wherein the upper end and the lower end of the vertical wall plate (9) are respectively in threaded connection with a limiting plate (7), the limiting plates (7) are respectively attached to two ends of the vertical slide rail (3), and the upper lead column (6) is in threaded connection with the limiting plates (7).

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