CN214727226U - Automatic lapping's net machine that stretches tight - Google Patents

Abstract

The utility model discloses an automatic lapping's screen tightening machine relates to screen tightening machine technical field, including the workstation and be fixed in the last work or material rest of its upper surface both sides respectively, it is provided with the material loading subassembly to go up in the work or material rest, still be provided with the adjusting part who is used for propping tight screen between two last work or material rests on the workstation, the adjusting part includes two positive regulating plates and two side regulating plates, all be provided with the centre gripping subassembly on positive regulating plate and the side regulating plate, the groove of stepping down has been seted up on the positive regulating plate, the propulsion groove has still been seted up to the workstation upper surface, it is provided with propulsion plate to advance the groove and slide, propulsion plate screw thread wears to be equipped with reciprocal lead screw, reciprocal lead screw rotates and sets up in advancing the inslot, the one end that propulsion plate upper surface fixed has the propulsion pole, the other end of propulsion pole is fixed with the backup pad, the centre gripping cylinder is worn to be equipped with by the backup pad, the end fixing of centre gripping cylinder piston rod has the grip block, grip block and backup pad set up relatively. The utility model is characterized in that the automatic extraction and laying process of the silk screen can be completed.

Description

Automatic lapping's net machine that stretches tight

Technical Field

The utility model relates to a screen mesh stretching machine equipment technical field especially relates to an automatic lapping's screen mesh stretching machine.

Background

The screen stretching machine is an indispensable device for preparing a screen printing plate, the screen printing plate is generally adopted to print patterns on a product in the prior art, and the preparation method of the screen printing plate comprises the following steps: the silk screen is tightened on the screen frame with certain tension, and then the screen frame fixes the silk screen together through glue by tensioning the silk screen.

To the problem of tightening the screen, chinese patent with patent publication No. CN 107323066A proposes a screen tightening machine, and the key point of the technical scheme is a screen tightening machine, which comprises a frame and further comprises: the fixed clamping seat is connected to the rack, and a plurality of first clamping hands are arranged on the fixed clamping seat; the two side clamping seats are connected with the rack in a sliding manner and are perpendicular to the length direction of the fixed clamping seat, and second clamping hands are arranged on the side clamping seats; the frame is provided with a bidirectional transmission device which simultaneously drives the two side clamping seats to slide; the movable clamping seat and the fixed clamping seat and the two side clamping seats form a frame-shaped structure, and a third clamping hand is arranged on the movable clamping seat; the movable clamping seat is connected with a driven mechanism, and the rack and the side clamping seat are provided with driving mechanisms for driving the driven mechanism to slide along the length direction of the side clamping seat.

Above-mentioned technical scheme has accomplished the centre gripping to the silk screen and evenly prop tight process in step to the silk screen, nevertheless need the manual work to lay the silk screen in the frame and centre gripping silk screen before centre gripping and propping, and need two people's cooperations to lay the silk screen together to increase the cost of labor, reduced the efficiency of laying of silk screen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic lapping's net stretching machine, thereby through the propulsion board that slides and backup pad and the grip block centre gripping on the propulsion board and extract the silk screen and accomplish the process of laying the silk screen, have the automatic characteristics of laying the silk screen.

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

a net stretching machine capable of automatically laying nets comprises a workbench and feeding frames respectively fixed on two sides of the upper surface of the workbench, wherein a feeding assembly for feeding a net material is arranged in each feeding frame, an adjusting assembly for supporting a net tightly is arranged between the two feeding frames on the workbench, each adjusting assembly comprises two positive adjusting plates and two side adjusting plates, clamping assemblies for clamping the net are arranged on the positive adjusting plates and the side adjusting plates, abdicating grooves are formed in the positive adjusting plates, a pushing groove is further formed in the upper surface of the workbench, a pushing plate is arranged in the pushing groove in a sliding mode, a reciprocating screw rod penetrates through the pushing plate in a threaded mode, the reciprocating screw rod is rotatably arranged in the pushing groove, one end of a pushing rod is fixed on the upper surface of the pushing plate, a supporting plate is fixed at the other end of the pushing rod, and a clamping cylinder penetrates through the supporting plate, the end part of the clamping cylinder piston rod is fixed with a clamping plate, and the clamping plate and the supporting plate are arranged oppositely.

Through adopting above-mentioned technical scheme, thereby at first the material loading subassembly work on the last work or material rest of one side carries out the material loading work of silk screen, thereby reciprocal lead screw rotates and drives propulsion board along advancing the silk screen that the groove displacement received and goes up, thereby later centre gripping cylinder piston rod shrink drives the grip block decline and cooperates the silk screen centre gripping with the backup pad, thereby continuous rotation along with reciprocal lead screw makes propulsion board reverse displacement pass two grooves of stepping down in proper order and continuously extract the silk screen and lay, the silk screen centre gripping that the centre gripping subassembly will lay is lived, the tight accommodation process that props of silk screen that the adjustment assembly work was accomplished and was laid. The utility model has the characteristics of the automatic process of laying of material loading and extraction of accomplishing the silk screen has reduced artificial participation, has improved the work efficiency of the machine of stretching tight, has practiced thrift the cost of labor.

Further setting the following steps: the adjusting part is including seting up in the positive adjustment tank and the side adjustment tank of workstation upper surface, just the adjustment tank with side adjustment tank cross arrangement just is "ten" style of calligraphy, just the adjustment tank with it is parallel to impel the groove, two just slide the adjusting plate set up in just in the adjustment tank and the both ends that a positive regulation double thread screw rod was worn to locate by the screw thread, just adjust double thread screw rod rotate set up in just in the adjustment tank and its one end stretch out just the adjustment tank is fixed with positive adjusting handle, two the side adjusting plate slide set up in just the both ends that a side regulation double thread screw rod was worn to locate by the screw thread in the side adjustment tank, side regulation double thread screw rod rotate set up in just its one end stretches out in the side adjustment tank and be fixed with the side adjusting handle.

Through adopting above-mentioned technical scheme, after the centre gripping subassembly that is located on positive regulating plate and the side adjustment board centre gripping silk screen, thereby rotate positive adjusting hand wheel and drive positive regulation double thread screw rod and rotate and thereby make two positive regulating plates along positive adjustment tank in opposite directions or the back-to-back movement accomplish the tight work of propping at the both ends that the silk screen was held by the centre gripping subassembly that is located on two positive regulating plates, rotate side adjusting hand wheel and drive two side adjustment boards along the side adjustment tank in opposite directions or the back-to-back movement completion silk screen surplus both ends prop tight work.

Further setting the following steps: the centre gripping subassembly is including wearing to locate the positive lift cylinder of positive regulating plate upper surface, the end fixing of positive lift cylinder piston rod has positive pinch plate, the side lift cylinder is worn to be equipped with by side regulating plate upper surface, the end fixing of side lift cylinder piston rod has the side pinch plate.

By adopting the technical scheme, the positive clamping plate is driven to descend by contraction of the positive lifting cylinder piston rod, and the side clamping plate is driven to descend by contraction of the side lifting cylinder piston rod, so that the silk screen is stably clamped by the aid of the cooperation of the positive clamping plate and the positive adjusting plate and the cooperation of the side clamping plate and the side adjusting plate.

Further setting the following steps: the positive clamping plate with the side clamping plate orientation the surface of workstation all is fixed with supplementary piece, positive regulating plate with the side regulating plate is kept away from the surface of workstation all seted up with supplementary piece grafting complex supplementary groove.

Through adopting above-mentioned technical scheme, rely on the grafting cooperation in supplementary piece and supplementary groove to make the silk screen can be by more stable centre gripping when the silk screen is propped up by the centre gripping.

Further setting the following steps: the clamping block is fixed on the surface of the clamping plate facing the supporting plate, and a clamping groove matched with the clamping block in an inserted mode is formed in the surface of the supporting plate facing the clamping plate.

Through adopting above-mentioned technical scheme, rely on the cooperation of grip block and centre gripping groove to make the silk screen can be by more stable centre gripping when the silk screen is by the centre gripping extraction.

Further setting the following steps: the feeding assembly comprises a feeding roller and two extraction rollers, wherein the feeding roller is rotatably arranged in the feeding frame, the two extraction rollers are oppositely arranged up and down, the extraction rollers are positioned on one side adjacent to the feeding frame, and one of the extraction rollers is driven by a feeding motor fixed on the feeding frame.

Through adopting above-mentioned technical scheme, the silk screen is formed the silk screen book by the rolling on the material loading roller, and the silk screen book is taken one end out and passes two extraction rollers, thereby the automatic feeding of silk screen when material loading motor work drive extraction roller rotates the completion follow-up work.

Further setting the following steps: go up in the work or material rest in the extraction roller is kept away from one side of material loading roller is fixed with the loading board, the loading board is kept away from the one end that the buffer beam was worn to be equipped with on the surface of extraction roller, the other end of buffer beam is fixed with the buffer board, the week side of buffer beam still overlaps and is equipped with buffer spring, buffer spring's both ends are fixed in respectively the buffer board with on the two opposite faces of loading board.

Through adopting above-mentioned technical scheme, the silk screen that is extracted the material loading falls on loading board and buffer board upper surface, can promote the buffer board along buffer beam compression buffer spring when impelling the board to move the backup pad and be close to the buffer board to make the silk screen that is located the buffer board upper surface received by the backup pad, later backup pad and the cooperation of grip block accomplish the automatic centre gripping to the silk screen of being accepted.

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

(1) the supporting plate can be connected with one end of the silk screen borne by the upper surface of the buffer plate through the elastically arranged buffer plate, so that the subsequent silk screen extraction and laying process are facilitated.

(2) Through the cooperation of auxiliary block and auxiliary tank, the cooperation of grip block and centre gripping groove makes the silk screen by the centre gripping extraction, and the process of centre gripping tightening is more stable.

(3) The adjustment of the net surface tension degree of the clamped silk screen is completed by rotating the positive adjusting hand wheel and the side adjusting hand wheel.

Drawings

FIG. 1 is a schematic axial view of the overall structure of an embodiment of the present invention;

fig. 2 is a schematic installation diagram of the feeding frame according to an embodiment of the present invention (mainly used for showing the installation condition of the buffer plate with elastic arrangement);

fig. 3 is a side view of an embodiment of the present invention;

fig. 4 is a top view of an embodiment of the present invention;

fig. 5 is a sectional view taken along line a-a of fig. 4 (mainly for showing arrangement positions of the positive-adjustment double-thread screw, the side-adjustment double-thread screw, and the reciprocating screw).

Reference numerals: 1. a work table; 2. a feeding frame; 3. a feeding roller; 4. a draw-off roller; 5. a feeding motor; 6. a carrier plate; 7. a buffer rod; 8. a buffer plate; 9. a buffer spring; 10. a propulsion tank; 11. a propulsion motor; 12. a propulsion plate; 13. a push rod; 14. a support plate; 15. a clamping cylinder; 16. a clamping plate; 17. a clamping block; 18. a clamping groove; 19. a positive adjustment tank; 20. a side adjustment groove; 21. a positive adjustment plate; 22. a positive lifting cylinder; 23. a positive clamping plate; 24. a side adjustment plate; 25. a side lift cylinder; 26. a side clamping plate; 27. an auxiliary block; 28. an auxiliary groove; 29. positively adjusting the double-thread screw; 30. a positive adjustment hand wheel; 31. a side adjusting double-thread screw; 32. a side adjustment hand wheel; 33. a reciprocating screw rod; 34. a yielding groove.

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, for the utility model discloses an automatic lapping's screen stretching machine, including workstation 1 and the last work or material rest 2 that is fixed in its upper surface both sides respectively, go up and be provided with the material loading subassembly that is used for going up the silk screen material in the work or material rest 2, the material loading subassembly sets up material loading roller 3 and two extraction rollers 4 that relative set up from top to bottom in last work or material rest 2 including rotating, extraction roller 4 is located two adjacent one sides of going up work or material rest 2, is close to the extraction roller 4 of workstation 1 one side and is driven by the material loading motor 5 of fixing on last work or material rest 2. Go up work or material rest 2 and be fixed with loading board 6 in one side that loading roller 3 was kept away from to extraction roller 4, the one end of bumper bar 7 is worn to be equipped with on the surface that extraction roller 4 was kept away from to loading board 6, and the other end of bumper bar 7 is fixed with buffer board 8, and the week side of bumper bar 7 still overlaps and is equipped with buffer spring 9, and buffer spring 9's both ends are fixed in respectively on the two opposite faces of buffer board 8 and loading board 6.

Referring to fig. 3 and 4, a propelling groove 10 is further formed in the upper surface of the workbench 1, the propelling groove 10 is directed from the feeding frame 2 on one side to the feeding frame 2 on the other side, a propelling plate 12 is slidably arranged in the propelling groove 10, a reciprocating screw 33 penetrates through the propelling plate 12 in a threaded manner, and the reciprocating screw 33 is rotatably arranged in the propelling groove 10 and driven by a propelling motor 11 fixed on the workbench 1. One end of a push rod 13 is fixed on the upper surface of the push plate 12, a support plate 14 is fixed on the other end of the push rod 13, a clamping cylinder 15 penetrates through the support plate 14, a clamping plate 16 is fixed on the end portion of a piston rod of the clamping cylinder 15, and the clamping plate 16 and the support plate 14 are arranged oppositely. The upper surface of the support plate 14 is flush with the upper surface of the buffer plate 8. The surface of the clamping plate 16 facing the supporting plate 14 is fixed with a clamping block 17, and the surface of the supporting plate 14 facing the clamping plate 16 is provided with a clamping groove 18 which is in inserted fit with the clamping block 17.

The silk screen is coiled on the feeding roller 3 and becomes a silk screen roll, one end of the silk screen roll at one side is received by the two extraction rollers 4 and is extracted out a section along with the working silk screen of the feeding motor 5, the side is determined as the left side, the extracted section of silk screen falls on the bearing plate 6 and the buffer plate 8, at the moment, the propelling motor 11 works and drives the reciprocating screw rod 33 to rotate and drive the propelling plate 12 to move to the feeding rack 2 at one side with materials on the buffer plate 8 along the propelling groove 10, when the supporting plate 14 is displaced to abut against the buffer plate 8, the buffer rod 7 is pushed to slide and extrude the buffer spring 9, at the moment, the material on the buffer plate 8 is received by the bearing plate 6, the piston rod of the clamping cylinder 15 is contracted and drives the clamping plate 16 to descend, the clamping block 17 and the clamping groove 18 are matched to clamp the silk screen on the bearing plate 6, and then the silk screen is continuously extracted along with the continuous work of the propelling motor 11 until the propelling plate 12 moves to the feeding frame 2 on the other side.

Referring to fig. 3 and 4, an adjusting assembly for tightly supporting a silk screen is further arranged between the two feeding frames 2 on the workbench 1, the adjusting assembly comprises a positive adjusting groove 19 and a side adjusting groove 20 which are formed in the upper surface of the workbench 1, the positive adjusting groove 19 and the side adjusting groove 20 are arranged in a crossed mode and are in a cross shape, the positive adjusting groove 19 is parallel to the pushing groove 10, two positive adjusting plates 21 are arranged in the positive adjusting groove 19 in a sliding mode, and two side adjusting plates 24 are arranged in the side adjusting groove 20 in a sliding mode. The positive adjusting plate 21 is provided with a receding groove 34, and the positive adjusting plate 21 and the side adjusting plate 24 are both provided with clamping components for clamping silk screens. The clamping assembly comprises a positive lifting cylinder 22 penetrating the upper surface of the positive adjusting plate 21, and a positive clamping plate 23 is fixed at the end part of a piston rod of the positive lifting cylinder 22. A side lifting cylinder 25 is arranged on the upper surface of the side adjusting plate 24 in a penetrating way, and a side clamping plate 26 is fixed at the end part of a piston rod of the side lifting cylinder 25. Auxiliary blocks 27 are fixed on the surfaces of the positive clamping plate 23 and the side clamping plate 26 facing the workbench 1, and auxiliary grooves 28 matched with the auxiliary blocks 27 in an inserted manner are formed in the surfaces of the positive adjusting plate 21 and the side adjusting plate 24 far away from the workbench 1.

Referring to fig. 5, two positive adjustment plates 21 are threaded through two ends of a positive adjustment double-threaded screw 29, the positive adjustment double-threaded screw 29 is rotatably disposed in the positive adjustment groove 19, and one end of the positive adjustment double-threaded screw extends out of the positive adjustment groove 19 and is fixed with a positive adjustment hand wheel 30. Two side adjusting plates 24 are threaded through a side adjusting double-thread screw 31, the side adjusting double-thread screw 31 is rotatably arranged in the side adjusting groove 20, one end of the side adjusting double-thread screw extends out of the side adjusting groove 20, and a side adjusting hand wheel 32 is fixed on the side adjusting double-thread screw 31.

The pushing rod 13 drives the clamped silk screen to pass through the two yielding grooves 34 from left to right, the silk screen is laid and located on the upper surfaces of the positive adjusting plate 21 and the side adjusting plate 24, the positive lifting cylinder 22 piston rod contracts to drive the positive clamping plate 23 to descend, the side lifting cylinder 25 piston rod contracts to drive the side clamping plate 26 to descend, and clamping work on the silk screen is completed by means of matching of the auxiliary block 27 and the auxiliary groove 28. After the screen is clamped, the piston rod of the clamping cylinder 15 is extended to release the clamped screen, and the feeding motor 5 on the right side is operated in advance, so that the bearing plate 6 can receive one end of the screen on the right side extracted when the bearing plate moves to the buffer plate 8 on the right side. Then, the positive adjusting hand wheel 30 and the side adjusting hand wheel 32 are rotated to drive the two positive adjusting plates 21 to move towards or away from each other, and the two side adjusting plates 24 move towards or away from each other, so that the adjustment of the net surface tightening degree of the silk screen at the clamped section is completed. When the next section of silk screen is tightened, the clamped old silk screen is cut and taken away, and then the lapping work is repeated.

The utility model discloses a theory of operation and beneficial effect do: firstly, the left feeding motor 5 works, one end of a silk screen roll wound on the left side is drawn out and laid on the buffer plate 8, the pushing motor 11 works to drive the pushing plate 12 to be close to the left buffer plate 8 and receive a silk screen by utilizing the bearing plate 6, then the silk screen is clamped and then drawn out and laid along with the displacement of the pushing plate 12 to the right side, after the pushing plate 12 drives the silk screen to pass through the right abdicating groove 34, the positive lifting cylinder 22 and the side lifting cylinder 25 piston rod contract to clamp the silk screen, and then the positive adjusting hand wheel 30 and the side adjusting hand wheel 32 are adjusted to adjust the tensioning degree of the silk screen surface of the clamped section, so that the whole automatic lapping and stretching process is completed.

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 (7)

1. An automatic lapping's net stretching machine which characterized in that: comprises a workbench (1) and feeding frames (2) respectively fixed on both sides of the upper surface of the workbench, wherein a feeding assembly used for feeding a silk screen material is arranged in each feeding frame (2), two adjusting assemblies used for tightly supporting the silk screen are arranged between the two feeding frames (2) on the workbench (1), each adjusting assembly comprises two positive adjusting plates (21) and two side adjusting plates (24), each positive adjusting plate (21) and the side adjusting plates (24) is provided with a clamping assembly used for clamping the silk screen, each positive adjusting plate (21) is provided with a abdicating groove (34), the upper surface of the workbench (1) is further provided with a propelling groove (10), the propelling groove (10) is provided with a propelling plate (12) in a sliding manner, the propelling plate (12) is threaded by a reciprocating screw rod (33), the reciprocating screw rod (33) is rotatably arranged in the propelling groove (10), the utility model discloses a propelling movement pole, including propelling movement board (12), push plate (12) upper surface is fixed with the one end of propelling movement pole (13), the other end of propelling movement pole (13) is fixed with backup pad (14), centre gripping cylinder (15) are worn to be equipped with in backup pad (14), the end fixing of centre gripping cylinder (15) piston rod has grip block (16), grip block (16) with backup pad (14) set up relatively.

2. An automatic lapping stretching machine according to claim 1, characterized in that: adjusting part is including seting up in positive adjustment tank (19) and side adjustment tank (20) of workstation (1) upper surface, positive adjustment tank (19) with side adjustment tank (20) cross arrangement just is "ten" style of calligraphy, positive adjustment tank (19) with it is parallel to impel groove (10), two positive adjusting plate (21) slide set up in just in adjustment tank (19) and the both ends that just adjust two thread screw (29) are worn to locate by the screw thread, just adjust two thread screw (29) rotate set up in just in adjustment tank (19) and its one end stretches out positive adjustment tank (19) and be fixed with positive adjusting hand wheel (30), two side adjusting plate (24) slide set up in just wear to locate the both ends that just incline to adjust two thread screw (31) in side adjustment tank (20), incline to adjust two thread screw (31) and rotate set up in side adjustment tank (20) and its one end stretch out side adjustment tank (20) and side adjustment tank (20) are held A side adjusting hand wheel (32) is fixed.

3. An automatic lapping stretching machine according to claim 1, characterized in that: the centre gripping subassembly is including wearing to locate positive lift cylinder (22) of positive regulating plate (21) upper surface, the end fixing of positive lift cylinder (22) piston rod is equipped with positive clamp plate (23), side lift cylinder (25) are worn to be equipped with by side regulating plate (24) upper surface, the end fixing of side lift cylinder (25) piston rod is equipped with side clamp plate (26).

4. An automatic lapping stretching machine according to claim 3, characterized in that: just clamp plate (23) with side clamp plate (26) orientation the surface of workstation (1) all is fixed with auxiliary block (27), just adjust board (21) with side adjust board (24) are kept away from the surface of workstation (1) all seted up with auxiliary block (27) are pegged graft complex auxiliary groove (28).

5. An automatic lapping stretching machine according to claim 1, characterized in that: the clamping block (17) is fixed on the surface of the clamping plate (16) facing the supporting plate (14), and the clamping groove (18) which is in plug-in fit with the clamping block (17) is formed on the surface of the supporting plate (14) facing the clamping plate (16).

6. An automatic lapping stretching machine according to claim 1, characterized in that: the feeding assembly comprises a feeding roller (3) rotatably arranged in the feeding frame (2) and two extraction rollers (4) oppositely arranged up and down, wherein the extraction rollers (4) are positioned on one side adjacent to the two feeding frames (2), and one of the extraction rollers (4) is driven by a feeding motor (5) fixed on the feeding frame (2).

7. An automatic lapping stretching machine according to claim 6, characterized in that: go up in work or material rest (2) in extraction roller (4) are kept away from one side of material loading roller (3) is fixed with loading board (6), loading board (6) are kept away from the one end of buffer beam (7) is worn to be equipped with on the surface of extraction roller (4), the other end of buffer beam (7) is fixed with buffer board (8), the week side of buffer beam (7) still overlaps and is equipped with buffer spring (9), the both ends of buffer spring (9) are fixed in respectively buffer board (8) with on the two-phase face of loading board (6).

Images