CN217807626U

CN217807626U - Gripper automatic switching device

Info

Publication number: CN217807626U
Application number: CN202221959365.3U
Authority: CN
Inventors: 郭杰
Original assignee: Shaanxi Siwei Printing Co ltd
Current assignee: Shaanxi Siwei Printing Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-15
Anticipated expiration: 2032-07-26

Abstract

The application relates to an automatic gripper conversion device, and relates to the technical field of folding machines. It is including setting up driving piece, swing subassembly, big footpath roller and the path roller in frame both sides, the driving piece includes the expansion end, the driving piece sets up to two sets of, and sets up respectively the frame both sides, the swing subassembly sets up to two sets of, and respectively with the expansion end is connected, the swing subassembly is connected with gripper, gripper sets up big footpath roller with between the path roller, the driving piece starts, and passes through the swing subassembly drives gripper is in big footpath roller with luffing motion between the path roller. This application has the automatic gripper that changes, saves installation time's effect.

Description

Gripper automatic switching device

Technical Field

The application relates to the technical field of folding machines, in particular to an automatic gripper switching device.

Background

Grippers are components that transfer and interface with a substrate, such as paper, during the printing process. The grippers are installed in a fully functional folding machine for switching the conveying paths of 8-cut sheets, 16-cut sheets and 32-cut sheets.

In the process of 8-opening and 16-opening folding of the existing folding machine, the front end of the gripper needs to be lowered by a certain height (generally, the lowered height is 15 mm) towards the direction of the large-diameter roller, so that a paper sheet passes through a first gap formed between the gripper and the small-diameter roller; when the sheet 32 is opened, the leading end of the gripper needs to move upward by a certain height (generally, the upward moving height is also 15 mm) in the direction of the small-diameter roller, so that the sheet passes through a second gap formed between the gripper and the large-diameter roller.

In view of the above-mentioned related art, the inventor thinks that in the related art, when switching the paper conveying path, the gripper needs to be manually disassembled and then installed, which takes about 8-10 minutes, and each installation will be different due to different operation experiences of operators and different installation positions, which affects the working efficiency of the full-function folding machine.

SUMMERY OF THE UTILITY MODEL

In order to automatically switch grippers, the application provides an automatic gripper switching device.

The application provides a gripper automatic switching device adopts following technical scheme:

the utility model provides a gripper automatic switching device, includes the frame, including setting up driving piece, swing subassembly, the big footpath roller and the path roller in the frame both sides, the driving piece includes the expansion end, the driving piece sets up to two sets of, and sets up respectively the frame both sides, the swing subassembly sets up to two sets of, and respectively with the expansion end is connected, the swing subassembly is connected with gripper, gripper sets up big footpath roller with between the path roller, the driving piece starts, and passes through the swing subassembly drives gripper is in big footpath roller with luffing motion between the path roller.

Through adopting above-mentioned technical scheme, through driving piece and swing subassembly for the folding machine can change the book, has realized automatic switch-over, and swing subassembly is connected with the expansion end of driving piece, and swing subassembly is connected with the tooth of holding in the palm, and then swing subassembly drives the tooth of holding in the palm, hold in the palm the tooth and change the distance with big footpath roller and path roller, and then can change the tooth state of holding in the palm according to the book of opening of paper, and more efficient has accomplished folding machine work, and automatic switch-over holds in the palm the tooth, saves installation time.

Optionally, the swing assembly comprises a first connecting plate and a second connecting plate, one end of the first connecting plate is connected with the movable end, a pin shaft is fixedly mounted at the other end of the first connecting plate, the pin shaft penetrates through the rack and is fixedly connected with one end of the second connecting plate, and the other end of the second connecting plate is connected with the gripper.

Through adopting above-mentioned technical scheme, first connecting plate transmits through the expansion end of driving piece, and first connecting plate passes through the round pin hub connection with the second connecting plate, and then has realized that first connecting plate and second connecting plate transmission hold the gripper activity.

Optionally, a limiting groove is formed in the first connecting plate, and the limiting groove is used for limiting transmission of the first connecting plate.

By adopting the technical scheme, the first connecting plate drives the first connecting plate through the limiting groove, and the movement of the first connecting plate is limited, so that the movement track of the first connecting plate is fixed, and the moving position of the gripper is accurate.

Optionally, keep away from on the first connecting plate the one end of driving piece be equipped with the open slot and with link up in the screw hole of open slot perpendicularly, the open slot with be used for the installation on the first connecting plate the mounting hole intercommunication of pivot, the open slot with the screw hole is used for right the round pin axle is spacing.

Through adopting above-mentioned technical scheme, through mutually supporting of open slot and screw hole for first connecting plate and round pin axle sliding connection, and then make first connecting plate slide with the frame in specific position, and then conveniently adjust the position of gripping tooth.

Optionally, a bearing is arranged at one end, close to the rack, of the pin shaft.

By adopting the technical scheme, the bearing is arranged on the pin shaft, so that the pin shaft can smoothly rotate, and the pin shaft is protected.

Optionally, the paper feeder further comprises a control button for simultaneously controlling the paper transport and the drive member to be simultaneously on and off.

Through adopting above-mentioned technical scheme, can realize driving piece and paper sheet transmission device's control simultaneously through setting up control button for the automatic switch-over of gripper is more convenient.

Optionally, the driving member is an air cylinder, an oil cylinder or an electric cylinder.

Through adopting above-mentioned technical scheme, the driving piece is cylinder or hydro-cylinder or electric jar, can be more convenient drive the swing subassembly for the transmission of holding the paper tooth is more high-efficient.

Optionally, the large-diameter roller is arranged below the grippers and forms a first gap between the grippers, and the small-diameter roller is arranged above the grippers and forms a second gap between the grippers.

Through adopting above-mentioned technical scheme, the setting of gripping tooth is convenient for the paper to change the direction of motion on the conveyer belt through gripping tooth in the mouth of a paper in big footpath roller top, and then can change the gripping tooth state to the paper of opening the book difference.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the driving part and the swinging assembly, the folding machine can be switched to open the book, automatic switching is realized, the swinging assembly is connected with the movable end of the driving part, the swinging assembly is connected with the grippers, the swinging assembly further drives the grippers, the grippers change the distance between the grippers and the large-diameter roller and the small-diameter roller, the state of the grippers can be switched according to the book opening of the paper, the work of the folding machine is completed more efficiently, the grippers are switched automatically, and the installation time is saved;

2. the first connecting plate is driven by the movable end of the driving piece and is connected with the second connecting plate by a pin shaft, so that the first connecting plate and the second connecting plate are driven to move;

3. the control of the driving piece and the paper sheet transmission device can be realized simultaneously by arranging the control button, so that the automatic switching of the grippers is more convenient.

Drawings

FIG. 1 is a schematic structural diagram of an automatic gripper switching device according to an embodiment of the present application;

FIG. 2 is an enlarged view of FIG. 1 taken at detail A;

FIG. 3 is a schematic structural view of a drive member and wobble assembly in an embodiment of the present application;

fig. 4 is an enlarged view of a portion B of fig. 3.

Description of reference numerals: 1. a drive member; 11. a movable end; 2. a swing assembly; 21. a first connecting plate; 211. a limiting groove; 212. an open slot; 213. screw holes; 22. a second connecting plate; 23. a pin shaft; 24. a bearing; 3. a frame; 4. a large-diameter roller; 41. a first slit; 5. a small diameter roller; 51. a second slit; 6. a gripper; 7. and a control button.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses gripper automatic switching device refers to fig. 1 and 2, gripper automatic switching device is including the frame 3 that supports each subassembly, still include driving piece 1 and swing subassembly 2, driving piece 1 sets up to two sets of, and set up the both sides in frame 3, driving piece 1 includes expansion end 11, swing subassembly 2 sets up to two sets ofly, and respectively with expansion end 11 fixed connection, make swing subassembly 2 can swing, driving piece 1 fixed connection is in the frame 3 outside, make each subassembly of device can be better install in frame 3, make swing subassembly 2 keep away from frame 3 installation, and then make swing subassembly 2 more stable.

Driving piece 1 still includes the stiff end, stiff end and 3 fixed connection of frame, and 11 drive swing subassemblies of expansion end 2 activities, driving piece 1 in this embodiment is the cylinder, and the whole conversion equipment of drive that the cylinder can be more stable.

The swing assembly 2 comprises a first connecting plate 21 and a second connecting plate 22, one end of the first connecting plate 21 is rotatably connected with the movable end 11 through a connecting column, a pin shaft 23 is fixedly mounted at the other end of the first connecting plate 21, the pin shaft 23 penetrates through a plate of the rack 3, the other end of the pin shaft 23 is fixedly connected with the second connecting plate 22, the pin shaft 23 is slidably connected with the rack 3, grippers 6 are arranged on the second connecting plate 22, states of the grippers 6 can be converted according to the originations of paper, a limiting groove 211 is formed in the first connecting plate 21, a bolt penetrates through the limiting groove 211 to be fixedly connected with the rack 3, the first connecting plate 21 is driven to vertically drive in the limiting groove 211 through the bolt, the motion track of the connecting plate outside the rack 3 is limited, the driving grippers 6 of the first connecting plate 21 can be more accurate, one end, far away from the driving piece 1, of the first connecting plate 21 is provided with an open groove 212 and a screw hole 213 which vertically penetrates through the open groove 212, the pin shaft 23 is arranged in the open groove 212, a screw hole 213, and the screw hole 212 and the second connecting plate 22 can better drive the open groove 212. So that the first connecting plate 21 slides with the frame 3 at a specific position, thereby facilitating the adjustment of the position of the grippers 6. One end of the pin shaft 23, which is close to the frame 3, is provided with a bearing 24, the pin shaft 23 is further protected by the bearing 24, the pin shaft 23 is prevented from being abraded in the process of driving the pin shaft 23 by the first connecting plate 21, and the pin shaft 23 is further allowed to slide more smoothly.

Referring to fig. 3 and 4, the gripper automatic switching device further comprises a large-diameter roller 4 and a small-diameter roller 5, two ends of the large-diameter roller 4 and two ends of the small-diameter roller 5 are fixedly connected with the rack 3 respectively, the gripper 6 is arranged between the small-diameter roller 5 and the large-diameter roller 4, after being transmitted, the gripper 6 and the large-diameter roller 4 form a first gap 41 and a second gap 51, when different gaps are generated, the paper changes the path and penetrates through the corresponding gaps, and then the gripper 6 is automatically switched, and the passing direction of the paper is changed.

The motor and the cylinder are connected with a control button 7, the control button 7 controls the cylinder and the motor to work simultaneously, and then the driving piece 1 and the swing assembly 2 can be controlled to operate simultaneously, so that the automatic switching of the grippers 6 is more convenient.

The implementation principle of the gripper automatic conversion device in the embodiment of the application is as follows: the cylinder drives the first connecting plate 21, the first connecting plate 21 drives the second connecting plate 22, the second connecting plate 22 moves up and down to drive the gripper 6 to rotate, the position relation between the gripper 6 and the large-diameter roller 4 and the small-diameter roller 5 is converted, and then the paper is conveyed to different directions.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A gripper automatic switching device, includes frame (3), its characterized in that: including setting up driving piece (1), swing subassembly (2), big footpath roller (4) and path roller (5) in frame (3) both sides, driving piece (1) is including expansion end (11), driving piece (1) sets up to two sets of, and sets up respectively frame (3) both sides, swing subassembly (2) set up to two sets ofly, and respectively with expansion end (11) are connected, swing subassembly (2) are connected with hold paper tooth (6), hold paper tooth (6) and set up big footpath roller (4) with between path roller (5), driving piece (1) starts, and passes through swing subassembly (2) drive hold paper tooth (6) be in big footpath roller (4) with luffing motion between path roller (5).

2. The automatic gripper switching device according to claim 1, wherein: swing subassembly (2) include first connecting plate (21) and second connecting plate (22), first connecting plate (21) one end with expansion end (11) are connected, first connecting plate (21) other end fixed mounting has round pin axle (23), round pin axle (23) pass frame (3) with the one end fixed connection of second connecting plate (22), second connecting plate (22) other end with gripper (6) are connected.

3. An automatic gripper switching device according to claim 2, characterized in that: the first connecting plate (21) is provided with a limiting groove (211), and the limiting groove (211) is used for limiting the transmission of the first connecting plate (21).

4. An automatic gripper switching device according to claim 2, characterized in that: keep away from on first connecting plate (21) the one end of driving piece (1) is equipped with open slot (212) and link up in the screw hole (213) of open slot (212) perpendicularly, open slot (212) with be used for the installation on first connecting plate (21) the mounting hole intercommunication of round pin axle (23), open slot (212) with screw hole (213) are used for right round pin axle (23) are spacing.

5. An automatic gripper switching device according to claim 2, characterized in that: and a bearing (24) is arranged at one end of the pin shaft (23) close to the rack (3).

6. An automatic gripper switching device according to claim 5, wherein: the paper conveying device further comprises a control button (7), and the control button (7) is used for simultaneously controlling the paper conveying device and the driving piece (1) to be started and stopped simultaneously.

7. The automatic gripper switching device according to claim 6, wherein: the driving piece (1) is an air cylinder, an oil cylinder or an electric cylinder.

8. The automatic gripper switching device according to claim 1, wherein: big footpath roller (4) set up in leading tooth (6) below, and with form first gap (41) between leading tooth (6), path roller (5) set up in leading tooth (6) top, and with form second gap (51) between leading tooth (6).