CN211968805U

CN211968805U - Quick clamping and positioning device for screen frame and screen frame thereof

Info

Publication number: CN211968805U
Application number: CN202020520674.5U
Authority: CN
Inventors: 周联
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-20
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a quick clamping and positioning device for a screen frame and the screen frame, the quick clamping and positioning device for the screen frame comprises a hook (1) and a contraposition platform (3) which are fixed on the screen frame, and one side surface of the contraposition platform (3) is a contraposition surface (4); a pulling piece is arranged on the aligning table (3), and the pulling piece can drive the screen frame to be tightly attached to the aligning surface (4) through the hook (1); the net frame comprises a net frame main body (19), and the hook (1) is connected to the net frame main body (19); the hook (1) comprises a fixing plate (20) and a hook body (21) which are fixed with the net frame main body (19), and the hook body (21) is fixedly connected with the fixing plate (20). The utility model discloses not only can conveniently operate, still have that work efficiency is higher, the counterpoint precision is higher and the strong advantage of stability of counterpoint back screen frame main part.

Description

Quick clamping and positioning device for screen frame and screen frame thereof

Technical Field

The utility model relates to a calico printing machine equipment, especially a tight positioner of screen frame fast clamp and screen frame thereof.

Background

At present, screen frames on printing machines in the market are all cuboid; when the device is used, two ends of the screen frame are required to be fixedly connected with the position adjusting mechanisms at the bottoms of the two ends of the printing arm respectively, and the screen frame is kept horizontal through the upper and lower adjusting mechanisms on the position adjusting mechanisms; when the bedplate moves to the position below the screen frame, the patterns or marks on the screen frame are aligned with the bedplate below through the left and right adjusting mechanism on the position adjusting mechanism, and the operation of the screen frame clamping and positioning device is troublesome; and when stamp style or colour need change at every turn, no matter whether change the screen frame, all need readjust the screen frame and carry out the counterpoint, the screen frame can only be fixed with the position control mechanism of seal arm both ends bottom earlier and just can carry out position control, adjust the screen frame position at every turn and need spend longer time, this work efficiency that makes the many producers of the little flower type calico printing machine of volume is lower. Therefore, the screen frame clamping and positioning device and the screen frame for the existing printing machine have the problems of troublesome operation and low working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tight positioner of screen frame fast clamp and screen frame thereof. The utility model discloses not only can conveniently operate, still have the higher advantage of work efficiency.

The technical scheme of the utility model: the utility model provides a quick tight positioner of clamp of screen frame which characterized in that: the device comprises a hook and an alignment table which are fixed on a screen frame, wherein one side surface of the alignment table is an alignment surface; the alignment table is provided with a pulling piece, and the pulling piece can drive the screen frame to be tightly attached to the alignment surface through the hook.

In the aforementioned device for quickly clamping and positioning the screen frame, the alignment surface is a vertical plane.

In the device for quickly clamping and positioning the screen frame, the pulling part comprises a telescopic cylinder hinged on the alignment table and a rotating shaft rotatably connected to the alignment table; the telescopic cylinder is obliquely arranged, the rotating shaft is vertically arranged, the bottom end of the rotating shaft is positioned below the aligning table, and the top end of the rotating shaft is positioned above the aligning table; the bottom of pivot is fixed with the connecting rod with telescopic cylinder tip articulated, and the top of pivot is connected with and gets in touch complex screen frame dead lever.

In the aforementioned net frame rapid clamping and positioning device, the net frame fixing rod comprises a horizontal connecting rod and a vertical limiting rod, the limiting rod is connected to the end of the connecting rod, and the limiting rod is located on one side of the rotating shaft.

In the aforementioned quick clamping and positioning device for screen frames, a leaning column is fixed on one side of the alignment table corresponding to the limiting rod, and the leaning column and the rotating shaft are respectively located on two sides of the limiting rod.

In the aforementioned device for quickly clamping and positioning the screen frame, the bottom end of the alignment table is connected with an adjusting platform, and two end portions of the top surface of the adjusting platform are both provided with a bump; adjusting holes are formed in the positions, corresponding to the bumps, of the aligning table, and the area of each adjusting hole is larger than that of each bump; the direction that corresponds front and back both sides of counterpoint face on every lug all is connected with front and back adjusting screw, and the direction that corresponds both ends about the counterpoint face on two lugs is connected with left adjusting screw and right adjusting screw respectively.

In the aforementioned device for quickly clamping and positioning the screen frame, a horizontally arranged supporting plate is fixed at the bottom end of the aligning table.

A net frame comprises a net frame main body, wherein the hook is connected to the net frame main body; the couple includes fixed plate and coupler body fixed with the screen frame main part, and the coupler body and fixed plate fixed connection.

In the foregoing screen frame, the hook body includes a vertical section perpendicular to the screen frame main body, and a horizontal protrusion is disposed at an end of the vertical section.

In the screen frame, the two end portions of the screen frame body, which are correspondingly connected with one side surface of the hook, are respectively provided with the convex hemispheres, and the planes where the top ends of the two convex hemispheres are parallel to the alignment surface.

Compared with the prior art, the utility model discloses improved current net frame and pressed from both sides tight positioner and net frame, for the counterpoint face through a side with the counterpoint platform to the pulling piece pulling couple that sets up at the counterpoint bench, thereby will with the fixed net frame pulling of couple, make net frame and counterpoint face hug closely and adjust well, thereby accomplish the counterpoint operation between net frame and the counterpoint platform, convenient operation and the work efficiency of counterpointing are higher. In addition, the aligning surface in the utility model is a vertical plane, which is suitable for the conventional rectangular screen frame; the pulling piece can be a telescopic cylinder on the alignment table, the telescopic cylinder drives the rotating shaft to rotate by pulling the connecting rod, and the hook is driven to move by the net frame fixing rod when the rotating shaft rotates, so that the net frame is close to the alignment surface, and alignment is rapid; the net frame fixing rod comprises a horizontal connecting rod and a vertical limiting rod, the limiting rod is connected to the end of the connecting rod and is positioned on one side of the rotating shaft, so that the rotating shaft can drive the limiting rod to move for a large distance only by rotating a small angle, and the alignment speed is high; a leaning post is fixed on one side, corresponding to the limiting rod, of the aligning table, the leaning post and the rotating shaft are respectively located on two sides of the limiting rod, the hook can be pulled when the limiting rod rotates in an arc shape, the hook is enabled to move towards the leaning post, the leaning post can be matched with the limiting rod to limit the hook in the left-right direction, the hook is prevented from sliding, and the stability of the aligned net frame is guaranteed; the lug on the adjusting platform is arranged in the adjusting hole on the aligning platform, the front and back positions of the aligning platform relative to the adjusting platform are controlled through front and back adjusting screws on the lug, and the left and right positions of the aligning platform relative to the adjusting platform are adjusted through left adjusting screws and right adjusting screws on the two lugs; the adjusting platform is connected to the printing rack, so that when the aligning platform is installed and debugged, the relative position of the aligning platform and the printing rack is accurately adjusted and fixed directly through the front and back adjusting screws, the left adjusting screws and the right adjusting screws, and the aligning precision is high; the direct alignment of the screen frame at the later stage can be facilitated, and adjustment is not needed at the later stage; a horizontally arranged supporting plate is fixed at the bottom end of the aligning table, and the supporting plate can horizontally support the screen frame main body, so that the stability of the screen frame main body in alignment is ensured; the hook comprises a fixing plate and a hook body which are fixed with the net frame main body, the hook body and the fixing plate are integrally arranged, the hook body comprises a vertical section which is vertical to the alignment surface, a horizontal protrusion is arranged at the end part of the vertical section, so that the hook body can be in a 1-shaped or inverted L-shaped or T-shaped shape, the limiting rod can drive the hook to move in the direction of the vertical alignment surface through the protrusion, and the vertical section can ensure that the net frame main body cannot shake left and right after alignment under the limiting action of the limiting rod and the leaning column; both ends that are connected with the side of couple on the screen frame main part all are equipped with the protruding hemisphere, and the plane at two protruding hemisphere tops is parallel with the counterpoint face, and two protruding hemispheres paste tight counterpoint face for the whole side of screen frame main part more easily to accomplish the counterpoint. Therefore, the utility model discloses not only can conveniently operate, still have that work efficiency is higher, the counterpoint precision is higher and the strong advantage of stability of counterpoint back screen frame main part.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural diagram of an alignment stage;

FIG. 3 is a schematic structural view of an adjustment platform;

FIG. 4 is a schematic view of the structure of a frame;

fig. 5 is a schematic view of the hook structure.

The labels in the figures are: 1-hook, 3-alignment table, 4-alignment surface, 5-telescopic cylinder, 6-rotating shaft, 7-connecting rod, 8-screen frame fixing rod, 9-connecting rod, 10-limiting rod, 11-leaning column, 12-adjusting platform, 13-lug, 14-adjusting hole, 15-front and back adjusting screw, 16-left adjusting screw, 17-right adjusting screw, 18-supporting plate, 19-screen frame main body, 20-fixing plate, 21-hook body, 22-vertical section, 23-bulge and 24-bulge hemisphere.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. A net frame fast clamping and positioning device and a net frame thereof are formed as shown in figures 1 to 5, the net frame fast clamping and positioning device comprises a hook 1 and an aligning table 3 which are fixed on the net frame, and one side surface of the aligning table 3 is an aligning surface 4; the aligning table 3 is provided with a pulling part which can drive the screen frame to be tightly attached to the aligning surface 4 through the hook 1.

The alignment surface 4 is a vertical plane; the pulling part comprises a telescopic cylinder 5 hinged on the aligning platform 3 and a rotating shaft 6 rotatably connected on the aligning platform 3; the telescopic cylinder 5 is obliquely arranged, the rotating shaft 6 is vertically arranged, the bottom end of the rotating shaft 6 is positioned below the aligning table 3, and the top end of the rotating shaft 6 is positioned above the aligning table 3; a connecting rod 7 hinged with the end part of the telescopic cylinder 5 is fixed at the bottom of the rotating shaft 6, and a net frame fixing rod 8 matched with the hook 1 is connected at the top of the rotating shaft 6; the net frame fixing rod 8 comprises a horizontal connecting rod 9 and a vertical limiting rod 10, the limiting rod 10 is connected to the end part of the connecting rod 9, and the limiting rod 10 is positioned on one side of the rotating shaft 6; a leaning column 11 is fixed on one side of the alignment table 3 corresponding to the limiting rod 10, and the leaning column 11 and the rotating shaft 6 are respectively positioned on two sides of the limiting rod 10; the bottom end of the aligning platform 3 is connected with an adjusting platform 12, and two end parts of the top surface of the adjusting platform 12 are provided with convex blocks 13; the position, corresponding to each bump 13, on the alignment table 3 is provided with an adjusting hole 14, and the area of the adjusting hole 14 is larger than that of the bump 13; the directions of the front side and the back side of each lug 13 corresponding to the corresponding alignment surface 4 are respectively connected with a front adjusting screw 15 and a back adjusting screw 15, and the directions of the left end and the right end of each lug 13 corresponding to the corresponding alignment surface 4 are respectively connected with a left adjusting screw 16 and a right adjusting screw 17; and a horizontally arranged supporting plate 18 is fixed at the bottom end of the alignment table 3.

A net frame comprises a net frame main body 19, wherein the hook 1 is connected to the net frame main body 19; the hook 1 comprises a fixed plate 20 and a hook body 21 which are fixed with the net frame main body 19, and the hook body 21 is fixedly connected with the fixed plate 20.

The hook body 21 comprises a vertical section 22 vertical to the net frame main body 19, and a horizontal protrusion 23 is arranged at the end part of the vertical section 22; the two ends of the net frame body 19, which are correspondingly connected with one side surface of the hook 1, are provided with convex hemispheres 24, and the plane where the top ends of the two convex hemispheres 24 are parallel to the alignment surface 4.

The working principle is as follows: when the machine is installed, the fixing plate 20 on the hook 1 is fixed with the screen frame main body 19, and then the adjusting holes 14 at the two end parts of the aligning platform 3 are matched with the convex blocks 13 at the top end of the adjusting platform 12, namely the convex blocks 13 are arranged in the adjusting holes 14; and then, according to the position of the printing table plate on the printing frame, the position of the adjusting platform 12, the position of the aligning surface 4 on the aligning table 3, the position of the screen frame fixing rod 8 and the positions of the hook 1 and the leaning post 11 during aligning, adjusting a front-back adjusting screw 15, a left adjusting screw 16 and a right adjusting screw 17 on the convex block 13, adjusting the relative position of the aligning table 3 and the printing table plate, and fixing the aligning table 3 and the adjusting platform 12 by using a fixing screw after the adjustment is finished.

When the net frame is used, the hook body 21 on the net frame main body 19 is sleeved from one side of the limiting rod 10, so that the protrusion 23 at the end part of the vertical section 22 in the hook body 21 is limited with the limiting rod 10; then, the telescopic cylinder 5 on the alignment table 3 is shortened, the connecting rod 7 with the hinged end part provided by the telescopic cylinder 5 drives the rotating shaft 6 on the alignment table 3 to rotate, and the limiting rod 10 is driven to move by the connecting rod 9 when the rotating shaft 6 rotates; the connecting rod 9 is horizontally arranged, so that the limiting rod 10 is positioned at one side of the rotating shaft 6, and the rotating shaft 6 rotates by a small angle to enable the limiting rod 10 to move in an arc shape for a long distance; the limiting rod 10 drives the whole hook body 21 to move through the protrusion 23, and meanwhile, the vertical section 22 is pushed to the leaning post 11, so that the hook body 21 is limited by the limiting rod 10 and the leaning post 11, and the stability of the net frame main body 19 after alignment is guaranteed; when the hook 1 is driven, the net frame main body 19 can move towards the alignment surface 4; the convex hemispheres 24 at the two ends of the screen frame main body 19 are closely attached to the alignment surface 4, and the screen frame main body 19 can be supported by the supporting plate 18 at the bottom end of the alignment table 3, so that the screen frame main body 19 can be kept horizontal after being aligned.

Claims

1. The utility model provides a quick tight positioner of clamp of screen frame which characterized in that: the device comprises a hook (1) and an aligning platform (3) which are fixed on a net frame, wherein one side surface of the aligning platform (3) is an aligning surface (4); the aligning table (3) is provided with a pulling part which can drive the screen frame to be tightly attached to the aligning surface (4) through the hook (1).

2. The quick clamping and positioning device for the screen frame according to claim 1, wherein: the alignment surface (4) is a vertical plane.

3. The quick clamping and positioning device for the screen frame according to claim 1, wherein: the pulling piece comprises a telescopic cylinder (5) hinged on the alignment table (3) and a rotating shaft (6) rotatably connected on the alignment table (3); the telescopic cylinder (5) is obliquely arranged, the rotating shaft (6) is vertically arranged, the bottom end of the rotating shaft (6) is positioned below the alignment table (3), and the top end of the rotating shaft (6) is positioned above the alignment table (3); the bottom of the rotating shaft (6) is fixed with a connecting rod (7) hinged with the end part of the telescopic cylinder (5), and the top of the rotating shaft (6) is connected with a net frame fixing rod (8) matched with the hook (1).

4. The quick clamping and positioning device for the screen frame according to claim 3, wherein: the net frame fixing rod (8) comprises a horizontal connecting rod (9) and a vertical limiting rod (10), the limiting rod (10) is connected to the end portion of the connecting rod (9), and the limiting rod (10) is located on one side of the rotating shaft (6).

5. The quick clamping and positioning device for the screen frame according to claim 4, wherein: a leaning column (11) is fixed on one side of the aligning platform (3) corresponding to the limiting rod (10), and the leaning column (11) and the rotating shaft (6) are respectively located on two sides of the limiting rod (10).

6. The quick clamping and positioning device for the screen frame according to claim 1, wherein: the bottom end of the aligning platform (3) is connected with an adjusting platform (12), and two end parts of the top surface of the adjusting platform (12) are provided with convex blocks (13); adjusting holes (14) are formed in the positions, corresponding to the bumps (13), of the aligning table (3), and the area of each adjusting hole (14) is larger than that of each bump (13); the direction that corresponds counterpoint face (4) front and back both sides all is connected with front and back adjusting screw (15) on every lug (13), and the direction that corresponds counterpoint face (4) on two lugs (13) and control both ends is connected with left adjusting screw (16) and right adjusting screw (17) respectively.

7. The quick clamping and positioning device for the screen frame according to claim 1, wherein: and a horizontally arranged supporting plate (18) is fixed at the bottom end of the aligning table (3).

8. A frame for a screen, comprising: comprises a net frame main body (19), wherein the hook (1) of any one of claims 1 to 7 is connected to the net frame main body (19); the hook (1) comprises a fixing plate (20) and a hook body (21) which are fixed with the net frame main body (19), and the hook body (21) is fixedly connected with the fixing plate (20).

9. A frame as claimed in claim 8, wherein: the hook body (21) comprises a vertical section (22) vertical to the net frame main body (19), and a horizontal protrusion (23) is arranged at the end part of the vertical section (22).

10. A frame as claimed in claim 8, wherein: the two ends of one side surface of the hook (1) correspondingly connected to the net frame main body (19) are provided with convex hemispheres (24), and the plane where the top ends of the two convex hemispheres (24) are located is parallel to the aligning surface (4) in any one of claims 1 to 7.