Angle-adjustable ribbon shearing device

Abstract

An angle-adjustable ribbon shearing device comprises a connecting plate, the connecting plate is installed at the bottom of a binding production line, a rotating motor is installed on one side of the connecting plate, a transmission assembly is fixed to the other side of the connecting plate, the transmission assembly is fixedly connected with a shearing base, and an air cylinder is installed at the bottom of the shearing base. Supporting arms are fixedly arranged on the two sides of the top of the shearing base, a left sliding groove and a right sliding groove are further formed in the shearing base, a special-shaped protruding block is fixed in the left sliding groove, a shearing mechanism is further movably arranged on the shearing base, and the bottom of the shearing mechanism makes contact with the two supporting arms. The cutting base can be adjusted at different angles through the rotating motor, switching between vertical cutting and angle cutting can be achieved at any time, angle adjustment of the cutting structure can be achieved without stopping the machine, then a cut of a ribbon can be heated through the front end of the fixed cutting arm in the cutting process, and therefore the situation that the cut of the ribbon is drawn can be avoided, and the cutting efficiency is improved. Therefore, the product quality is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of book binding, especially to a ribbon shearing device with adjustable angle. BACKGROUND

[0002] When hardcover books are being bound, ribbon, that is, bookmark tape, is adhered to the book core. At present, the hardcover linkage line is equipped with a ribbon machine. The main operation process is as follows: first, the book is conveyed to the ribbon threading mechanism by the conveying mechanism, so that the book core is automatically threaded with the ribbon, and then the excess ribbon is cut off by the cutting mechanism. The prior art can only cut the ribbon vertically, and the cut end surface of the ribbon is a straight line. However, some customers need ribbon with an angle, and the cut end surface of the ribbon is prone to fraying. After cutting, the ribbon angle needs to be manually cut, and the cut edge needs to be repaired. This not only requires labor costs, but also affects the operation efficiency. SUMMARY

[0003] The utility model discloses a purpose to realize the cutting of vertical and different angle ribbons, and can heat the cut edge, and avoids the problem of ribbon fraying.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A ribbon shearing device with adjustable angle, comprising a connecting plate, the connecting plate is installed at the bottom of the binding production line, a rotating motor is installed on one side of the connecting plate, a transmission assembly is fixed on the other side of the connecting plate, the transmission assembly is fixedly connected with a shearing seat, a gas cylinder is installed at the bottom of the shearing seat, support arms are fixedly arranged on both sides of the top of the shearing seat, left and right sliding grooves are also arranged on the shearing seat, and a special-shaped protrusion is fixed in the left sliding groove, a shearing mechanism is movably arranged on the shearing seat, and the bottom of the shearing mechanism is in contact with the two support arms.

[0006] Preferably, the transmission assembly comprises a protective cover, a driving gear, a driven gear and a rotating shaft, the output end of the rotating motor extends into the protective cover through the connecting plate, one end of the extending part is matched with the driving gear, the driving gear is engaged with the driven gear, the driven gear is installed on the rotating shaft, one end of the rotating shaft extends into the protective cover and is movably connected with the connecting plate, and the other end of the rotating shaft is fixedly connected with the shearing seat.

[0007] Preferably, connecting lug plates are arranged at both ends of the connecting plate, the connecting lug plates are matched with screw rods to fix the connecting plate on the production line.

[0008] Preferably, the telescopic end of the cylinder passes through the shearing seat and is fixedly connected with a shearing mechanism, the shearing mechanism comprises a sliding block, a movable assembly, a fixed assembly, a rotating shaft and a limiting nut, the sliding block is movably arranged between two supporting arms, the rotating shaft movably connects the movable assembly and the fixed assembly, the fixed assembly is arranged above the movable assembly, the top of the rotating shaft is provided with the limiting nut, one end of the movable assembly extends into a left sliding groove, and one end of the fixed assembly extends into a right sliding groove.

[0009] Preferably, the movable assembly comprises a left guide column, a left fixed nut and a movable shearing arm, the left guide column is arranged in the left sliding groove, the movable shearing arm is sleeved on the rotating shaft, and the left guide column is movably connected with the bottom end of the movable shearing arm through the left fixed nut, and the top of the movable shearing arm is provided with a blade.

[0010] Preferably, the fixed assembly comprises a right guide column, a right fixed nut, a fixed shearing arm and a fixed plate, the right guide column is arranged in the right sliding groove, the fixed shearing arm is sleeved on the rotating shaft, the right guide column is movably connected with the bottom end of the fixed shearing arm through the right fixed nut, and the fixed shearing arm is further fixedly connected with the sliding block through the fixed plate.

[0011] Preferably, the fixed shearing arm and the movable shearing arm are further connected together through a spring.

[0012] Preferably, a terminal block is further arranged on the fixed shearing arm, the terminal block is connected with the top end of the fixed shearing arm through an electric wire, mainly for heating the fixed shearing arm, so that the silk belt can be prevented from being pulled after being cut.

[0013] The utility model discloses the beneficial effects of:

[0014] Through the rotation motor can the shearing seat is adjusted to different angle, can realize vertical and angle cutting anytime switching, need not stop the machine to adjust the angle of cutting structure, secondly can in the cutting process through the front end of fixed shearing arm can the cut of silk belt is heated, like this can avoid silk belt cutout and pull silk, thereby influence product quality. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is three -dimensional structure schematic diagram of the utility model;

[0016] Figure 2 It is front view structure schematic diagram of the utility model;

[0017] Figure 3 It is the operation schematic drawing of vertical cutting silk belt of the utility model;

[0018] Figure 4 It is the operation schematic drawing of angle cutting silk belt of the utility model;

[0019] Figure 5 It is another perspective structure schematic view of the utility model.

[0020] Figure 6 It is Figure 5 It is an enlarged structure schematic view of A part in the middle.

[0021] Figure 7 It is an internal structure schematic view of the transmission assembly.

[0022] In the drawing: connecting plate 1, rotating motor 2, transmission assembly 3, shearing seat 4, air cylinder 5, support arm 6, left sliding groove 7, right sliding groove 8, heterogeneous protruding block 9, shearing mechanism 10, protective cover 30, driving gear 31, driven gear 32, rotating shaft 33, connecting lug plate 11, sliding block 100, movable assembly 101, fixed assembly 102, rotating shaft 103, limiting nut 104, left guide column 1010, left fixed nut 1011, movable shearing arm 1012, right guide column 1020, right fixed nut 1021, fixed shearing arm 1022, fixed plate 1023, spring 12, terminal block 13 and electric wire 14. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0024] Embodiment 1:

[0025] Referring to Figures 1-7 A angle adjustable ribbon shearing device, including connecting plate 1, the connecting plate 1 is installed at the bottom of binding production line, one side of the connecting plate 1 installs rotating motor 2, the other side of the connecting plate 1 is fixed transmission assembly 3, the transmission assembly 3 is fixedly connected with shearing seat 4, the bottom of the shearing seat 4 installs air cylinder 5, and the top of the shearing seat 4 both sides are fixedly provided with support arm 6, and the shearing seat 4 is also provided with left sliding groove 7 and right sliding groove 8, and the left sliding groove 7 is fixed with heterogeneous protruding block 9 inside, and the heterogeneous protruding block 9 is the main component of the shearing part of movable shearing arm 1012, the shearing seat 4 is also provided with shearing mechanism 10, and the bottom of the shearing mechanism 10 is in sliding contact with two support arms 6.

[0026] The transmission assembly 3 comprises a protective cover 30, a driving gear 31, a driven gear 32 and a rotating shaft 33, the output end of the rotating motor 2 extends into the protective cover 30 through the connecting plate 1, and the extending part is provided with the driving gear 31 at one end, the driving gear 31 is engaged with the driven gear 32, the driven gear 32 is installed on the rotating shaft 33, one end of the rotating shaft 33 extends into the protective cover 30 and is movably connected with the connecting plate 1, and the other end of the rotating shaft 33 is fixedly connected with the shearing seat 4. When it is required to cut ribbons at different angles, the rotating motor 2 is controlled to drive the driven gear 32 to rotate the rotating shaft 33, and the rotating process of the rotating shaft 33 can adjust the angle of the shearing seat 4, so that the angle adjustment effect is achieved.

[0027] Both ends of the connecting plate 1 are provided with connecting lug plates 11, the connecting lug plates 11 are matched with the threaded rods, and the connecting plate 1 is fixed on the production line.

[0028] With reference to Figures 5-6 The telescopic end of the air cylinder 5 extends through the shearing seat 4 and is fixedly connected with the shearing mechanism 10, the shearing mechanism 10 comprises a sliding block 100, a movable assembly 101, a fixed assembly 102, a rotating shaft 103 and a limiting nut 104, the sliding block 100 is movably installed between the two supporting arms 6, the rotating shaft 103 movably connects the movable assembly 101 and the fixed assembly 102, the fixed assembly 102 is located above the movable assembly 101, the limiting nut 104 is arranged at the top of the rotating shaft 103, one end of the movable assembly 101 extends into the left sliding groove 7, one end of the fixed assembly 102 extends into the right sliding groove 8, and the movable assembly 101 and the fixed assembly 102 are equivalent to scissors, but the fixed assembly 102 is fixed on the sliding block 100, so that the fixed assembly 102 is not moved during shearing, and the movable assembly 101 can be sheared under the action of the spring 12.

[0029] The movable assembly 101 comprises a left guide column 1010, a left fixed nut 1011 and a movable shearing arm 1012, the left guide column 1010 is located in the left sliding groove 7, the movable shearing arm 1012 is sleeved on the rotating shaft 103, and the left guide column 1010 is movably connected with the bottom end of the movable shearing arm 1012 through the left fixed nut 1011, and the top side of the movable shearing arm 1012 is in the shape of a blade.

[0030] The fixing assembly 102 includes a right guide post 1020, a right fixing nut 1021, a fixing shear arm 1022, and a fixing plate 1023. The right guide post 1020 is located in the right sliding groove 8. The fixing shear arm 1022 is fitted on the rotating shaft 103. The right guide post 1020 is movably connected to the bottom end of the fixing shear arm 1022 through the right fixing nut 1021. The fixing shear arm 1022 is also fixedly connected to the sliding block 100 through the fixing plate 1023, and the fixing plate 1023 is located on the left side of the sliding block 100.

[0031] The movable shear arm 1012 and the fixed shear arm 1022 are also connected by a spring 12. In the initial state, the spring 12 is in a stretched state, and the ends of the movable shear arm 1012 and the fixed shear arm 1022 are located in the left slide groove 7 and the right slide groove 8, respectively. As the cylinder 5 moves upward, the spring 12 continuously tightens. When the extension end of the cylinder 5 moves downward, the spring 12 is stretched under the action of the irregular protrusion 9.

[0032] The fixed shearing arm is also provided with a terminal block 13, which is connected to one side of the fixed shearing arm 1022 via a wire 14. The terminal block 13 is mainly used to heat the fixed shearing arm and can prevent the ribbon from pulling apart after it is cut.

[0033] The working process of this utility model:

[0034] This utility model is installed at the bottom of the binding production line. After the book is automatically threaded in the middle, the upper part of the conveyor belt receives information and controls the telescopic end of the cylinder 5 to push the sliding block 100 to move. The support arm 6 is equivalent to a guide rail. When the telescopic end of the cylinder 5 drives the sliding block 100 to move, the movable shearing arm 1012 and the fixed shearing arm 1022 move together with the sliding block 100. During the movement, the end of the fixed shearing arm 1022 moves linearly along the inner wall of the right slide groove 8, but the movable shearing arm 1012 moves linearly along the inner wall of the right slide groove 8. During the movement of arm 1012, its end contacts the surface of the irregular protrusion 9. As it moves along the surface of the irregular protrusion 9, under the contraction of spring 12, the left guide post 1010 at the end of the movable shearing arm 1012 gradually approaches the right inner wall of the left slide groove 7. During the movement, the shearing part of the movable shearing arm 1012 rotates in the opposite direction around the rotation axis 103, thus cooperating with the shearing part of the fixed shearing arm 1022 to cut off excess ribbon. One stroke of cylinder 5 completes the cutting and return. Furthermore, during the cutting process, the shearing part of the fixed shearing arm 1022 is heated, allowing for the repair of the cut. This repair makes the cut more secure and prevents ribbon fraying.

[0035] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An angle-adjustable ribbon cutting device comprising a connecting plate (1), characterized in that: The connecting plate (1) is installed at the bottom of the binding production line, one side of the connecting plate (1) is provided with a rotating motor (2), the other side of the connecting plate (1) is fixedly provided with a transmission assembly (3), the transmission assembly (3) is fixedly connected with a shearing seat (4), the bottom of the shearing seat (4) is provided with a pneumatic cylinder (5), the top of the shearing seat (4) is fixedly provided with a supporting arm (6) on both sides, and the shearing seat (4) is also provided with a left sliding groove (7) and a right sliding groove (8), and the left sliding groove (7) is fixedly provided with a special-shaped protrusion (9) inside, and the shearing seat (4) is also movably provided with a shearing mechanism (10), and the bottom of the shearing mechanism (10) is in contact with the two supporting arms (6).

2. The angle adjustable ribbon cutting device according to claim 1, wherein: The transmission assembly (3) comprises a protective cover (30), a driving gear (31), a driven gear (32) and a rotating shaft (33), the output end of the rotating motor (2) extends into the protective cover (30) through the connecting plate (1), one end of the extending part is provided with the driving gear (31), the driving gear (31) is engaged with the driven gear (32), the driven gear (32) is installed on the rotating shaft (33), one end of the rotating shaft (33) extends into the protective cover (30) and is movably connected with the connecting plate (1), the other end of the rotating shaft (33) is fixedly connected with the shearing seat (4).

3. The angle adjustable ribbon cutting device of claim 1, wherein: Both ends of the connecting plate (1) are provided with connecting ear plates (11).

4. The angle adjustable ribbon cutting device of claim 1, wherein: The telescopic end of the pneumatic cylinder (5) extends through the shearing seat (4) and is fixedly connected with the shearing mechanism (10), the shearing mechanism (10) comprises a sliding block (100), a movable assembly (101), a fixed assembly (102), a rotating shaft (103) and a limiting nut (104), the sliding block (100) is movably installed between the two supporting arms (6), the rotating shaft (103) movably connects the movable assembly (101) and the fixed assembly (102), the fixed assembly (102) is located above the movable assembly (101), the top of the rotating shaft (103) is provided with the limiting nut (104), one end of the movable assembly (101) extends into the left sliding groove (7), one end of the fixed assembly (102) extends into the right sliding groove (8).

5. An angle adjustable ribbon cutting device according to claim 4, characterized in that: The movable assembly (101) comprises a left guide column (1010), a left fixed nut (1011) and a movable shearing arm (1012), the left guide column (1010) is located in the left sliding groove (7), the movable shearing arm (1012) is sleeved on the rotating shaft (103), and the left guide column (1010) is movably connected with the bottom end of the movable shearing arm (1012) through the left fixed nut (1011), and the top side of the movable shearing arm (1012) is knife-shaped.

6. An angle adjustable ribbon cutting device according to claim 5, characterized in that: The fixing assembly (102) comprises a right guide column (1020), a right fixing nut (1021), a fixing shear arm (1022) and a fixing plate (1023), the right guide column (1020) is located in the right sliding groove (8), the fixing shear arm (1022) is sleeved on the rotating shaft (103), the right guide column (1020) is movably connected with the bottom end of the fixing shear arm (1022) through the right fixing nut (1021), and the fixing shear arm (1022) is further fixedly connected with the sliding block (100) through the fixing plate (1023).

7. An angle adjustable ribbon cutting device according to claim 6, characterized in that: The fixing shear arm (1022) and the movable shear arm (1012) are further connected together through a spring (12).

8. An angle adjustable ribbon shearing device according to claim 7, characterized in that: A terminal block (13) is further arranged on the fixing shear arm (1022), and the terminal block (13) is connected with one side of the top of the fixing shear arm (1022) through an electric wire (14).

Images