CN214522616U

CN214522616U - Silk screen fixing device of stretching machine

Info

Publication number: CN214522616U
Application number: CN202120300700.8U
Authority: CN
Inventors: 孙华
Original assignee: Qingdao Tianchengtai Plate Making Co ltd
Current assignee: Qingdao Tianchengtai Plate Making Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-10-29
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a silk screen fixing device of a screen stretching machine, which relates to the technical field of plate-making equipment and comprises a supporting table, wherein one end of the supporting table is fixedly provided with a supporting rod, a fixing ring is fixedly arranged on the periphery of the supporting rod, the edge of the fixing ring is rotatably provided with a clamping plate, one side of the clamping plate slides and is provided with a positioning hook and a driving mechanism for pushing the clamping plate to slide, and the side wall of the supporting table is provided with a positioning groove which is matched with the positioning hook in a clamping way; the driving mechanism comprises an adjusting slide way arranged on one side, facing the supporting table, of the clamping plate, a lead screw is arranged in the adjusting slide way in a rotating mode, and a positioning hook is sleeved on the periphery of the lead screw in a threaded sleeve mode. The clamping plate is rotated to clamp the silk screen between the clamping plate and the supporting table, the positioning hook is pushed to move in the positioning groove, the positioning hook is driven to be completely inserted into the positioning groove to further clamp and fix the silk screen, and therefore the clamping and fixing of the clamping plate are achieved.

Description

Silk screen fixing device of stretching machine

Technical Field

The utility model relates to a plate-making equipment technical field especially relates to a screen fixing device of screen stretching machine.

Background

The screen stretching machine is a special auxiliary machinery for screen printing plate making, and it stretches the screen on the screen frame with a certain tension as an important device of the printing plate carrier. The current market is mainly divided into: the manual screen stretching machine and the pneumatic screen stretching machine are adopted; wherein, the manual net stretching machine is divided into a pressing strip type and a clamping head type. If the chuck of the chuck type net stretching machine is not tight, the silk screen can fall off when the silk screen is cut.

Chinese patent with patent publication No. CN102922866A proposes a net stretching machine, which comprises a frame and a net frame placing rack, wherein a plurality of clamping devices are uniformly arranged on the frame around the net frame placing rack, each clamping device comprises a chuck, and the chucks are mounted on a mounting seat; the mounting seat is mounted on the screw rod through a screw rod nut and can be driven by the screw rod to perform linear motion; the screw rod is arranged on a rack of the net stretching machine, penetrates through the rack and is connected with a handle positioned on the outer side of the rack; the chuck comprises a lower chuck fixed on the mounting seat and an upper chuck arranged on the connecting rod mechanism, and the upper chuck can move close to or far away from the lower chuck under the driving of the connecting rod mechanism; the contact surfaces of the upper chuck and the lower chuck are of rubber structures.

Before cutting the silk screen, need tighten the silk screen with the machine that stretches tight, the silk screen need press from both sides tight fixed before tightening, if fixed not tight, the silk screen will drop when cutting the silk screen, still need the staff just can continue cutting work after fixing the silk screen again, drags whole cutting work of wadding, influences silk screen cutting efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a screen fixing device of net stretching machine has the fixed silk screen of clamp fastening, and the function that the silk screen can not drop when guaranteeing the cutting silk screen.

The utility model discloses a can realize through following technical scheme:

a silk screen fixing device of a net stretching machine comprises a supporting table, wherein a supporting rod is fixedly arranged at one end of the supporting table, a fixing ring is fixedly arranged on the periphery of the supporting rod, a clamping plate is rotatably arranged at the edge of the fixing ring, a positioning hook and a driving mechanism for pushing the positioning hook to slide are arranged on one side of the clamping plate in a sliding manner, and a positioning groove matched with the positioning hook in a clamping manner is formed in the side wall of the supporting table;

actuating mechanism is including offering in the clamp plate orientation the regulation slide of brace table one side, it is provided with lead screw and lead screw week side thread bush to adjust the slide internal rotation is equipped with the location hook.

Through adopting above-mentioned technical scheme, the staff keeps flat the silk screen to a supporting bench, puts into the constant head tank with silk screen one end again, later removes the clamp plate and lets its and a supporting bench in close contact with, presss from both sides tightly the silk screen, rotates the lead screw again, drives the location hook and inserts in the constant head tank, further fixes the silk screen. The utility model discloses a cooperation of clamp plate and brace table presss from both sides the silk screen between clamp plate and the brace table, rethread location hook, constant head tank and actuating mechanism's cooperation, rotate the lead screw and drive the location hook and remove with constant head tank joint position in to the silk screen go on further pressing from both sides tightly fixed to the realization is fixed to the clamp of silk screen, has guaranteed that the in-process silk screen at the cutting silk screen can not drop, has improved the efficiency of cutting.

Further setting the following steps: the bracing piece is kept away from one section of brace table is the screw thread section and this section screw thread cover is equipped with the thread bush, the rotation is provided with the activity lantern ring in all sides to the thread bush, the articulated one end that is connected with dwang and keeps away from its pin joint of border department of the activity lantern ring is fixed with the clamp plate, the shifting chute has been seted up to solid fixed ring's perisporium, the dwang lateral wall has set firmly the axis of rotation, the axis of rotation activity set up in the shifting chute.

Through adopting above-mentioned technical scheme, the staff rotates the thread bush, drives the sliding of the one side that solid fixed ring was kept away from to the movable sleeve hoop to pulling dwang one end is rotated and is made the axis of rotation can be at spacing slide internal rotation and slide, and the dwang has driven the upset of clamp plate, when rotating with a supporting bench contact, the cooperation supporting bench realizes pressing from both sides tightly the silk screen.

Further setting the following steps: the relative both sides wall of shifting chute has all been seted up spacing slide just elasticity slides in the spacing slide is provided with the slider, the axis of rotation rotates to be set up in two between the slider.

Through adopting above-mentioned technical scheme, the slider that elasticity set up has the pulling force all the time to the axis of rotation, has guaranteed to finish the tight back of clamp to the silk screen, and the dwang keeps the non-straight angle state rather than the pin joint always, and the dwang can't rotate when avoiding rotating the thread bush.

Further setting the following steps: and a return spring is fixedly arranged in the limiting slide way, and two ends of the return spring are respectively fixedly connected with the end part of the limiting slide way and the side wall of the sliding block.

Through adopting above-mentioned technical scheme, reset spring has the pulling force effect to the slider all the time.

Further setting the following steps: the periphery of the threaded sleeve is fixedly provided with a movable bulge, the inner wall of the movable lantern ring is provided with a movable groove, and the movable groove is in running fit with the movable bulge.

Through adopting above-mentioned technical scheme, let the activity arch on the activity lantern ring remove in the activity inslot, avoided the activity lantern ring to rotate along with the thread bush together.

Further setting the following steps: and a rubber outer sleeve convenient to rotate is fixedly arranged on the periphery of the threaded sleeve.

Through adopting above-mentioned technical scheme, the rubber overcoat has increased the friction between staff and thread bush, and it is easier when letting the staff rotate the thread bush.

Further setting the following steps: a plurality of arc grooves are formed in one side of the supporting table, a plurality of arc protrusions are fixedly arranged on one side of the clamping plate, and the arc grooves are in plug-in fit with the arc protrusions.

By adopting the technical scheme, the silk screen is clamped between the arc groove and the arc bulge which are matched in shape, and the silk screen is not easy to move, so that the silk screen is further clamped and fixed.

Further setting the following steps: and a rotating handle is fixedly arranged at one end of the screw rod, which is far away from the supporting rod.

Through adopting above-mentioned technical scheme, rotate the handle and let the lead screw rotate more easily.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the material can be clamped through the matching of the clamping plate and the supporting table, and the arc groove and the arc protrusion with matched shapes are matched, so that the friction of the silk screen during moving is increased, the silk screen is not easy to move, and the function of clamping the silk screen is realized.

(2) Through the cooperation of constant head tank and location hook, rotate and rotate the handle and drive the lead screw and rotate and drive the location hook, when the location hook inserts completely with the constant head tank joint position in, carry out further clamp to fix to the silk screen, guaranteed that the silk screen can not drop among the cutting process.

(3) Through the cooperation of slider and spacing spring, the spacing spring of connection between spacing slide tip and slider one side has the pulling force effect to the slider all the time to also have the pulling force effect all the time in the rotation of locating the slider to wearing, guaranteed to have ended the tight back of clamp to the silk screen, the dwang keeps the non-straight angle state rather than articulated department always, and the dwang can't rotate when avoiding rotating the thread bush.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion B of FIG. 3;

FIG. 5 is an enlarged view of a portion C of FIG. 3;

fig. 6 is a sectional view taken along line D-D in fig. 2.

Reference numerals: 1. a support table; 2. a support bar; 3. a fixing ring; 4. a clamping plate; 5. a threaded sleeve; 6. a rubber jacket; 7. a movable collar; 8. a movable groove; 9. a movable bulge; 10. rotating the rod; 11. a moving groove; 12. a rotating shaft; 13. a limiting slide way; 14. a slider; 15. a return spring; 16. a circular arc bulge; 17. an arc groove; 18. a positioning hook; 19. positioning a groove; 20. adjusting the slide way; 21. a lead screw; 22. the handle is rotated.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1 and 2, a screen fixing device of a screen stretching machine disclosed by the present invention comprises a supporting table 1, a supporting rod 2 is fixedly arranged at one end of the supporting table 1, a fixing ring 3 is fixedly arranged around the supporting rod 2, a clamping plate 4 is rotatably arranged at the edge of one side of the fixing ring 3 close to the supporting table 1, a section of the supporting rod 2 away from the supporting table 1 is a threaded section and is sleeved with a threaded sleeve 5, a rubber outer sleeve 6 convenient for rotation is fixedly arranged around the threaded sleeve 5 and is rotatably provided with a movable sleeve ring 7, in combination with fig. 5, a movable groove 8 is arranged inside the movable sleeve ring 7, a movable protrusion 9 is fixedly arranged around the threaded sleeve 5, the movable groove 8 is rotatably matched with the movable protrusion 9, a rotating rod 10 is hinged at the edge of one side of the movable sleeve ring 7 close to the supporting table 1, one end of the rotating rod 10 away from the hinge joint thereof is fixed with the clamping plate 4, and the rotating rod 10 is always in an uneven angle state with the hinged position thereof, combine fig. 6, gu fixed ring 3's perisporium radially runs through along fixed ring 3 and has seted up shifting chute 11, dwang 10 lateral wall has set firmly axis of rotation 12, axis of rotation 12 activity sets up in shifting chute 11, spacing slide 13 and the interior elasticity of spacing slide 13 are slided and are provided with slider 14 have all been seted up to the relative both sides wall of shifting chute 11, axis of rotation 12 rotates and sets up between two sliders 14, reset spring 15 has set firmly in the spacing slide 13, reset spring 15's both ends respectively with spacing slide 13 tip and slider 14 lateral wall fixed connection. A plurality of arc bulges 16 are fixedly arranged on one side of the clamping plate 4, a plurality of arc grooves 17 are arranged on the surface of the supporting table 1, and the shapes of the arc bulges 16 are matched with the shapes of the arc grooves 17.

The operator puts the silk screen on the supporting platform 1 and rotates the thread bush 5 to lead the thread bush 5 to move towards one side far away from the supporting platform 1, thereby driving the movable lantern ring 7 to move, pulling the rotating rod 10 to move in the moving process of the movable lantern ring 7, and in the moving process of the rotating rod, the rotating shaft 12 moves in the limiting slide way 13 to drive the sliding block 14 to slide and the reset spring 15 to stretch, the clamping plate 4 fixed on the rotating rod deflects, when the clamping plate 4 rotates to contact with the supporting platform 1, the arc groove 17 on the supporting platform 1 and the arc bulge 16 on the clamping plate 4 are inserted and matched to clamp the silk screen, after clamping the silk screen is finished, the worker rotates the thread bush 5 again, the return spring 15 contracts, the sliding block 14 is pulled to move, thereby ensuring that the rotation axis 12 moves to make the rotation rod 10 and the hinged part thereof break away from the flat angle state, and avoiding that the rotation rod 10 can not rotate.

Referring to fig. 3 and 4, one side of the clamping plate 4 is slidably provided with a positioning hook 18, the positioning hook 18 is perpendicular to the clamping plate 4, the upper surface of the supporting table 1 is provided with a positioning groove 19, the shape of one side of the positioning hook 18 is matched with the shape of one side of the positioning groove 19, one side of the clamping plate 4 facing the supporting table 1 is provided with an adjusting slide way 20, a screw 21 is rotatably arranged in the adjusting slide way 20, the periphery of the screw 21 is sleeved with the positioning hook 18 through threads, and one end of the screw 21, far away from the supporting rod 2, is fixedly provided with a rotating handle 22.

After the silk screen is clamped by the silk screen clamping plate 4 and the support table 1, a worker presses one end of the silk screen into the positioning groove 19, then the rotating handle 22 is rotated to drive the screw rod 21 to rotate, so that the positioning hook 18 is driven to move, the rotating handle 22 stops rotating after the positioning hook 18 is completely inserted into the clamping position with the positioning groove 19, and at the moment, the silk screen is fixed by the positioning hook 18 and the positioning groove 19, so that the silk screen is further clamped and fixed.

The utility model discloses a theory of operation and beneficial effect do:

the staff puts the silk screen on a supporting bench 1, rotates the thread bush 5 again and makes the activity lantern ring 7 stimulate dwang 10 to move, and the dwang 10 removes the upset of in-process clamp plate 4, and after overturning and supporting bench 1 contact, arc groove 17 on the supporting bench 1 and the circular arc arch 16 on the clamp plate 4 clip the silk screen, clip the silk screen after, and then through adjusting the position of setting hook 18, will fix a position hook 18 and move and insert completely and go on further clamp fixedly with the constant head tank 19 joint position to the silk screen.

The material can be clamped through the matching of the clamping plate 4 and the supporting table 1, and the silk screen is further fixed through the matching of the arc groove 17 and the arc bulge 16 with matched shapes, so that the silk screen is not easy to move, and the function of clamping the silk screen is realized; through the cooperation of location hook and constant head tank, when the location hook removed to insert completely with the constant head tank joint position in, further press from both sides tightly fixedly to the silk screen, guaranteed that the silk screen can not drop among the cutting process.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, 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 silk screen fixing device of a net stretching machine is characterized in that: the device comprises a supporting table (1), wherein a supporting rod (2) is fixedly arranged at one end of the supporting table (1), a fixing ring (3) is fixedly arranged on the periphery of the supporting rod (2), a clamping plate (4) is rotatably arranged at the edge of the fixing ring (3), a positioning hook (18) and a driving mechanism for pushing the clamping hook to slide are arranged on one side of the clamping plate (4) in a sliding manner, and a positioning groove (19) which is in clamping fit with the positioning hook (18) is formed in the side wall of the supporting table (1); actuating mechanism is including offering in pinch-off blades (4) orientation brace table (1) one side regulation slide (20), it is provided with lead screw (21) just to adjust the interior rotation of slide (20) lead screw (21) week side thread bush is equipped with location hook (18).

2. The screen fixing device of a screen stretching machine according to claim 1, wherein: keep away from bracing piece (2) one section of brace table (1) is the screw thread section and this section screw thread cover is equipped with thread bush (5), thread bush (5) week side is rotated and is provided with movable lantern ring (7), the border department of movable lantern ring (7) articulates and is connected with dwang (10) just dwang (10) keep away from its pin joint one end with clamp plate (4) are fixed, shifting chute (11) have been seted up to the perisporium of solid fixed ring (3), dwang (10) lateral wall has set firmly axis of rotation (12), axis of rotation (12) activity set up in shifting chute (11).

3. The screen fixing device of a screen stretching machine according to claim 2, wherein: spacing slide (13) just have all been seted up to the relative both sides wall of shifting chute (11) elasticity slides in spacing slide (13) and is provided with slider (14), axis of rotation (12) rotate set up in two between slider (14).

4. The screen fixing device of the screen stretching machine as claimed in claim 3, wherein: and a return spring (15) is fixedly arranged in the limiting slide way (13), and two ends of the return spring (15) are respectively fixedly connected with the end part of the limiting slide way (13) and the side wall of the sliding block (14).

5. The screen fixing device of the screen stretching machine as claimed in claim 4, wherein: the periphery of the threaded sleeve (5) is fixedly provided with a movable bulge (9), the inner wall of the movable sleeve ring (7) is provided with a movable groove (8), and the movable groove (8) is in running fit with the movable bulge (9).

6. The screen fixing device of a screen stretching machine according to claim 2, wherein: the periphery of the threaded sleeve (5) is fixedly provided with a rubber outer sleeve (6) convenient to rotate.

7. The screen fixing device of a screen stretching machine according to claim 1, wherein: a plurality of arc grooves (17) are formed in one side of the supporting table (1), a plurality of arc protrusions (16) are fixedly arranged on one side of the clamping plate (4), and the arc grooves (17) are matched with the arc protrusions (16) in an inserted connection mode.

8. The screen fixing device of a screen stretching machine according to claim 2, wherein: and a rotating handle (22) is fixedly arranged at one end of the rotating shaft (12) far away from the supporting rod (2).