CN210998958U

CN210998958U - Detection test paper hobbing mechanism

Info

Publication number: CN210998958U
Application number: CN201921735204.4U
Authority: CN
Inventors: 周贤辉; 温震; 伍明林; 梁品品
Original assignee: Ningbo Flexsys Robot Technology Co ltd
Current assignee: Ningbo Flexsys Robot Technology Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-07-14
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a test paper hobbing machine constructs, including the knife rest, be provided with last sword and the lower sword of mutually supporting on the knife rest, the lower sword is the plate, it is the circular knife to go up the sword, be provided with the circular knife axle that can follow lower sword length direction reciprocating sliding on the knife rest, the axial perpendicular to of circular knife axle is the length direction of lower sword, the circular knife passes through hold-down screw to be fixed on the circular knife axle and can rotate around circular knife axle center, when circular knife axle slides and drives the circular knife and slide, under the effect of friction force between circular knife and the lower sword, the circular knife rotates around circular knife axle center, thereby carry out the point contact shearing to the test paper big board, be provided with compression spring between circular knife and the hold-down screw, compression spring compresses tightly the circular knife and leans on the cutting edge of tight lower sword, make the clearance between circular knife and the lower sword of need not. The utility model discloses test paper hobbing mechanism is provided with compression spring, need not the clearance of adjustment upper and lower sword when adorning the sword, compresses tightly the completion by compression spring, and it is easy to dismouting upper knife, only need manually unscrew the housing screw can.

Description

Detection test paper hobbing mechanism

Technical Field

The utility model belongs to the technical field of the cutting device technique and specifically relates to a test paper hobbing mechanism is related to.

Background

In the slitting process of the detection test paper, the conventional guillotine type slitting mechanism has the defects that the clearance between an upper cutter and a lower cutter is difficult to adjust, the cutters are difficult to disassemble and assemble, and the cutters are difficult to clean after glue is adhered to the upper cutter and the lower cutter, so that the cutting is not facilitated if the clearance between the upper cutter and the lower cutter is too large, and the cutting edges are very easy to stretch and break if the clearance between the upper cutter and the lower cutter is too tight.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a test paper hobbing machine constructs, the technical problem of its solution is that current hand hay cutter formula slitting mechanism has upper and lower sword clearance adjustment difficulty, and it is difficult to tear open a sword dress sword, and glue glues the defect of clearance difficulty behind the sword.

In order to solve the technical problem existing in the above, the utility model discloses a following scheme:

the utility model provides a detection test paper hobbing machine constructs, includes knife rest (11), be provided with the last sword and lower sword (9) of mutually supporting on knife rest (11), its characterized in that: the lower cutter (9) is of a flat plate type, the upper cutter is a circular cutter (5), a circular cutter shaft (8) capable of sliding in a reciprocating manner along the length direction of the lower cutter (9) is arranged on the cutter frame (11), the axial direction of the circular cutter shaft (8) is perpendicular to the length direction of the lower cutter (9), the circular cutter (5) is fixed on the circular cutter shaft (8) through a compression screw (7) and can rotate around the axis of the circular cutter shaft (8), when the circular cutter shaft (8) slides to drive the circular cutter (5) to slide, under the action of friction force between the circular cutter (5) and the lower cutter (9), the circular cutter (5) rotates around the axis of the circular cutter shaft (8) so as to shear a large test paper, a compression spring (6) is arranged between the circular cutter (5) and the compression screw (7), and the compression spring (6) compresses the circular cutter (5) and tightly abuts against the cutting edge of the lower cutter (9), so that the clearance between the circular knife (5) and the lower knife (9) does not need to be adjusted when the knife is installed.

Further, the circular knife (5) is obliquely arranged in the vertical direction, so that the cutting edge of the circular knife (5) and the cutting edge of the lower knife (9) form line contact.

Further, the cutting edge of the lower cutter (9) is obliquely arranged, and the oblique direction of the cutting edge of the lower cutter (9) is opposite to that of the circular cutter (5) so as to reduce the contact surface between the lower cutter (9) and the test paper large plate and further reduce the area of glue attached to the lower cutter (9).

Further, the circular knife (5) is slidably connected with the knife rest (11) through a circular knife mounting seat (3), and the lower knife (9) is mounted on the knife rest (11) through a lower knife seat (10).

Further, the one end and the drive arrangement of circular knife mount pad (3) are connected, the other end and the slider (4) of circular knife mount pad (3) are connected, be provided with on knife rest (11) with slider (4) matched with guide rail, thereby drive arrangement drives the one end of circular knife mount pad (3) makes circular knife mount pad (3) are in reciprocal slip on knife rest (11).

Further, the circular knife mounting seat (3) is L-shaped.

Further, the driving device is a push broach cylinder (1), and the push broach cylinder (1) is fixed on the tool rest (11) through a push broach cylinder seat (2).

Furthermore, a mounting groove convenient to connect with the driving end of the push broach cylinder (1) is formed in one end, connected with the push broach cylinder (1), of the circular broach mounting seat (3).

Further, the lower tool apron (10) is of a flat plate type, and the cutting edge of the lower tool (9) faces upwards and is fixed on the lower tool apron (10).

Further, the tool rest (11) comprises two vertically arranged support rods and a connecting rod for connecting the upper ends of the two support rods, the guide rail is arranged on the connecting rod, and two ends of the lower tool apron (10) are respectively connected with the middle sections of the two support rods.

The detection test paper roll-cutting mechanism has the following beneficial effects:

(1) the utility model discloses test paper hobbing machine constructs is provided with compression spring, need not the clearance of sword about the adjustment when adorning the sword, compresses tightly the completion by compression spring.

(2) The utility model discloses the last sword dismouting of test paper hobbing mechanism is easy, only need manual the screw of unscrewing or screwing up the housing screw can.

(3) The utility model discloses the lower sword cutting edge of test paper hobbing mechanism is provided with certain inclination, has reduced the contact surface of lower 9 cutting edges of sword and the big board of test paper to glue has been reduced and has been attached to the area on lower 9 of sword.

Drawings

FIG. 1: the utility model discloses a whole schematic diagram of a detection test paper hobbing mechanism;

FIG. 2: the utility model discloses a section view of a detection test paper hobbing mechanism;

FIG. 3: point B is enlarged in fig. 2.

Description of reference numerals:

1-a push-type broach cylinder; 2-a push broach cylinder block; 3, a circular knife mounting seat; 4, a sliding block; 5, a circular knife; 6, compressing the spring; 7, a compression screw; 8-round cutter shaft; 9-cutting; 10-lower tool apron; 11-tool holder.

Detailed Description

The present invention will be further explained with reference to fig. 1 to 3:

as shown in fig. 1, a test paper hobbing mechanism comprises a tool rest 11, the tool rest 11 comprises two vertically arranged support rods and a connecting rod for connecting the upper ends of the two support rods, a guide rail is arranged on the connecting rod along the length direction of the connecting rod, an upper tool and a lower tool 9 which are matched with each other are arranged on the tool rest 11, the upper tool is a circular tool 5, the circular tool 5 is connected with the tool rest 11 through a circular tool mounting seat 3, the lower tool 9 is a flat plate type, the lower tool 9 is connected with the tool rest through a lower tool apron 10, the circular tool mounting seat 3 is L-shaped, one end, perpendicular to the connecting rod, of the circular tool mounting seat 3 is connected with a driving end of a push tool cylinder 1, the circular tool 5 is mounted below the other end of the circular tool mounting seat 3, a sliding block 4 is arranged on the back side surface of the other end of the circular tool mounting seat 3, the sliding block 4 is matched with the guide rail on the connecting rod, the circular tool mounting seat 3 can be driven by the push tool cylinder 1 to slide up and right, the push tool cylinder 1 is mounted on the tool mounting seat 11 through a push tool cylinder 2, the push tool cylinder 2 is vertically arranged at the upper end of the upper tool mounting seat, the upper tool mounting seat is provided with a through hole, the lower tool mounting groove 10, the lower tool mounting hole for the lower tool is provided at.

As shown in fig. 2 and 3, a circular knife shaft 8 is arranged on the circular knife mounting base 3, the axial direction of the circular knife shaft 8 is perpendicular to the connecting rod, the circular knife 5 is fixed on the circular knife shaft 8 through a compression screw 7 and can rotate around the axis of the circular knife shaft 8, so that the upper knife is easy to dismount and mount, only the compression screw 7 needs to be manually screwed off, when the circular knife shaft 8 moves left and right to drive the circular knife 5 to slide, under the action of friction force between the circular knife 5 and the lower knife 9, the circular knife 5 rotates around the circular knife shaft 8, so that a test paper large plate is cut, a compression spring 6 is arranged between the circular knife 5 and the compression screw 7, the compression spring 6 compresses the circular knife 5 and tightly leans against the cutting edge of the lower knife 9, and the gap between the circular knife 5 and the lower knife 9 does not need to be.

The circular knife 5 is obliquely arranged from bottom to top in the vertical direction to the direction close to the connecting rod, so that the cutting edge of the circular knife 5 is in line contact with the cutting edge of the lower knife 9, the cutting edge of the lower knife 9 is also obliquely arranged, and the oblique direction of the cutting edge of the lower knife 9 is opposite to the oblique direction of the circular knife 5, so that the contact surface between the lower knife 9 and the test paper large plate is reduced, and the area of glue attached to the lower knife 9 is reduced.

The working principle of the utility model is as follows:

the push broach air cylinder 1 is fixed on the push broach air cylinder seat 2, the hold-down screw 7 is screwed into the circular knife shaft 8 through the compression spring 6, and the circular knife 5 is tightly pressed by the compression spring 6 and is close to the lower knife 9, and the lower knife 9 is fixed on the lower knife holder 10. The circular knife shaft 8 is radially fixed in the circular knife mounting seat 3 by a bearing, the circular knife mounting seat 3 is connected with a linear slide rail, and can slide left and right along the linear slide rail under the pushing of the push knife cylinder 1, so that the circular knife 5 is driven to generate friction with the lower knife 9, the circular knife 5 simultaneously rotates axially and moves horizontally, and the circular knife 5 rolls to complete point contact cutting of a large test paper plate.

When the circular knife 5 is dismounted, the compression spring 6 automatically loosens the compression of the circular knife 5 only by loosening the compression screw 7, so that the circular knife 5 can be conveniently taken out; when the circular knife 5 is assembled, the circular knife 5 can be firstly arranged in the circular knife shaft 8, then the compression spring 6 is sleeved in the circular knife shaft 8, finally the compression screw 7 is screwed up and tightened, the gap does not need to be adjusted, and the assembly and adjustment of the circular knife 5 are completed.

The present invention has been described in detail with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements of the method concept and the technical solution of the present invention can be made without modification, or the present invention can be directly applied to other occasions without modification, and is within the protection scope of the present invention.

Claims

1. The utility model provides a detection test paper hobbing machine constructs, includes knife rest (11), be provided with the last sword and lower sword (9) of mutually supporting on knife rest (11), its characterized in that: the lower cutter (9) is of a flat plate type, the upper cutter is a circular cutter (5), a circular cutter shaft (8) capable of sliding in a reciprocating manner along the length direction of the lower cutter (9) is arranged on the cutter frame (11), the axial direction of the circular cutter shaft (8) is perpendicular to the length direction of the lower cutter (9), the circular cutter (5) is fixed on the circular cutter shaft (8) through a compression screw (7) and can rotate around the axis of the circular cutter shaft (8), when the circular cutter shaft (8) slides to drive the circular cutter (5) to slide, under the action of friction force between the circular cutter (5) and the lower cutter (9), the circular cutter (5) rotates around the axis of the circular cutter shaft (8) so as to shear a large test paper, a compression spring (6) is arranged between the circular cutter (5) and the compression screw (7), and the compression spring (6) compresses the circular cutter (5) and tightly abuts against the cutting edge of the lower cutter (9), so that the clearance between the circular knife (5) and the lower knife (9) does not need to be adjusted when the knife is installed.

2. The test strip hobbing mechanism of claim 1, wherein: the circular knife (5) is obliquely arranged in the vertical direction, so that the cutting edge of the circular knife (5) and the cutting edge of the lower knife (9) form line contact.

3. The test strip hobbing mechanism of claim 2, wherein: the cutting edge of the lower knife (9) is obliquely arranged, and the oblique direction of the cutting edge of the lower knife (9) is opposite to that of the circular knife (5) so as to reduce the contact surface of the lower knife (9) and the test paper large plate and further reduce the area of glue attached to the lower knife (9).

4. The test strip hobbing mechanism of any one of claims 1-3, wherein: the circular knife (5) is slidably connected with the knife rest (11) through a circular knife mounting seat (3), and the lower knife (9) is mounted on the knife rest (11) through a lower knife rest (10).

5. The test strip hobbing mechanism of claim 4, wherein: the one end and the drive arrangement of circular knife mount pad (3) are connected, the other end and the slider (4) of circular knife mount pad (3) are connected, be provided with on knife rest (11) with slider (4) matched with guide rail, thereby drive arrangement drives thereby the one end of circular knife mount pad (3) makes circular knife mount pad (3) are in reciprocating sliding on knife rest (11).

6. The test paper hobbing mechanism of claim 5, wherein the circular knife mounting seat (3) is L-shaped.

7. The test strip hobbing mechanism of claim 6, wherein: the driving device is a push broach cylinder (1), and the push broach cylinder (1) is fixed on the tool rest (11) through a push broach cylinder seat (2).

8. The test strip hobbing mechanism of claim 7, wherein: the circular knife mounting seat (3) and one end connected with the push-type knife cylinder (1) are provided with a mounting groove which is convenient for being connected with the driving end of the push-type knife cylinder (1).

9. The test strip hobbing mechanism of claim 8, wherein: the lower tool apron (10) is of a flat plate type, and the cutting edge of the lower tool (9) faces upwards and is fixed on the lower tool apron (10).

10. The test strip hobbing mechanism of claim 9, wherein: the tool rest (11) comprises two vertically arranged support rods and a connecting rod for connecting the upper ends of the two support rods, the guide rail is arranged on the connecting rod, and the two ends of the lower tool apron (10) are connected with the middle sections of the two support rods respectively.