Feeding mechanism of trademark folding machine

Abstract

The utility model discloses a feeding mechanism of a trademark folding machine, which comprises a feeding table, a push head and a driving device for driving the push head to move transversely, the push head is connected with a swing arm, and the swing arm is rotatably mounted on a moving seat; the driving device comprises a motor, a transmission part, a guide part and an adjusting part for adjusting the moving stroke of the push head, the transmission part comprises a main shaft, an input gear and a rotating plate, the moving seat is slidably arranged on the guide part, the adjusting part comprises a first adjusting screw rod and a second adjusting screw rod, the first adjusting screw rod is provided with a first bevel gear, and the second adjusting screw rod is provided with a second bevel gear; the second adjusting screw is perpendicular to the first adjusting screw, a second bevel gear is installed on the second adjusting screw, the second adjusting screw is in threaded connection with an adjusting nut, and the adjusting nut is in linkage with the movable seat; during adjustment, the first adjusting screw axially moves towards the direction of the second bevel gear, and the first bevel gear is meshed with the second bevel gear; and after adjustment is completed, the first adjusting screw moves reversely, the first bevel gear is separated from the second bevel gear, and the first adjusting screw and the main shaft are locked.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of trademark folding machine, concretely to a trademark folding machine's feeding mechanism. BACKGROUND

[0002] The trademark folding machine adopts cylinder traction or push head feeding, and the thick uneven weaving mark usually adopts push head feeding. The push head feeding adopts reciprocating movement, and needs to be accurately and quantitatively conveyed according to the length of the weaving mark cutting. The existing push head feeding has the problems of great feeding length adjustment difficulty and inaccurate feeding. UTILITY MODEL CONTENTS

[0003] In view of the technical problems in the background art, the utility model solves the technical problems and aims at providing a trademark folding machine's feeding mechanism which is convenient to adjust the feeding length and accurate in feeding.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: the trademark folding machine's feeding mechanism, characterized by comprising a feeding table, a push head and a driving device for driving the push head to move horizontally,

[0005] The push head is arranged above the feeding table, the push head is connected with a swing arm, the swing arm is rotatably installed on a moving seat, the swing arm is connected with a driving piece for driving the swing arm to swing up and down, and the driving piece is installed on the moving seat;

[0006] The driving device comprises a motor, a transmission component, a guide piece and an adjusting component for adjusting the moving stroke of the push head,

[0007] The transmission component comprises a main shaft, an input gear and a rotating plate, the main shaft is horizontally and longitudinally arranged and rotatably installed on a rack, the input gear is installed on the main shaft, the input gear is connected with the motor, the rotating plate is vertically arranged and connected with the main shaft,

[0008] The guide piece is transversely arranged on the rack, and the moving seat is slidingly arranged on the guide piece;

[0009] The adjusting component comprises a first adjusting screw and a second adjusting screw, the main shaft is provided with a central hole, one end of the first adjusting screw is a driving end, the other end is an output end, the output end is provided with a first bevel gear which is installed through the central hole, at least a part of the first adjusting screw is matched with the central hole and they are slidingly matched, the second adjusting screw is rotatably installed on the rotating plate, the second adjusting screw is vertically arranged with the first adjusting screw, the second adjusting screw is provided with a second bevel gear, the second adjusting screw is also threadedly connected with an adjusting nut, the adjusting nut is linked with the moving seat, and they are movably arranged;

[0010] - when adjusting, the first adjusting screw moves axially to the direction of the second bevel gear, the first bevel gear meshes with the second bevel gear; after the adjustment is completed, the first adjusting screw moves reversely, the first bevel gear is separated from the second bevel gear, and the first adjusting screw is locked with the main shaft.

[0011] The utility model discloses a first adjusting screw drives first bevel gear rotation, in turn drive second bevel gear, second adjusting screw rotation, make the adjusting nut move on second adjusting screw, namely the distance of adjusting nut to main shaft changes, and then the moving stroke of push head changes accordingly. Specifically, the rotation of main shaft drives the rotation of rotating plate, and the adjusting nut on the rotating plate pushes the moving seat to move longitudinally along the guide piece, and the rotation of main shaft reciprocatingly moves the moving seat longitudinally once, and the distance of adjusting nut to main shaft determines the moving stroke of push head. The utility model discloses the moving stroke of push head according to the length of material cutting, improves the precision of cutting, and the utility model discloses convenient and accurate adjustment.

[0012] Preferably, the moving seat is provided with a limiting groove, the adjusting nut is provided with a roller, and the roller is rotationally arranged in the limiting groove and the outer diameter of the roller matches the width of the limiting groove.

[0013] The limiting groove is vertically arranged. The roller can roll in the limiting groove, and the two are flexible in cooperation. The limiting groove is vertically arranged and perpendicular to the moving direction of the moving seat, so that the adjusting nut is more conducive to acting on the moving seat and moving the moving seat.

[0014] Preferably, the central hole is in a stepped shape and includes a first section and a second section, the first section faces the first bevel gear, the hole diameter of the first section is larger than that of the second section, and the end face connecting the first section and the second section is a limiting end face.

[0015] The outer circumference of the first adjusting screw is provided with a flange, and the outer diameter of the flange matches the hole diameter of the first section.

[0016] The driving end of the first adjusting screw is threadedly connected with a locking nut.

[0017] When locking, the first bevel gear is separated from the second bevel gear, the locking nut cooperates with the flange to lock the first adjusting screw on the main shaft.

[0018] By rotating the locking nut, the first adjusting screw moves axially relative to the main shaft. When locking, the locking nut and the flange clamp the first section of the main shaft to lock the first adjusting screw and the main shaft.

[0019] Preferably, the driving end of the first adjusting screw is provided with a hand wheel, and the locking nut is arranged between the hand wheel and the main shaft.

[0020] Preferably, an electric induction plate is arranged on the push head moving seat.

[0021] The rack is provided with a sensor inductive to the electric induction plate, and the driving member, the sensor and the controller are electrically connected.

[0022] As a preference, the sensor is connected with an adjusting assembly adjusting the lateral position thereof;

[0023] The adjusting assembly comprises a guide rod, a sliding block and a screw rod, the guide rod and the screw rod are transversely arranged on the rack, the sensor is mounted on the sliding block, the sliding block is slidingly arranged on the guide rod, and the sliding block is threadedly connected with the screw rod.

[0024] As a preference, the driving member is an electromagnetic valve;

[0025] One end of the electric induction plate is a lifting end, and the other end is a pressing end;

[0026] The sensor collects the lifting end, and the electromagnetic valve drives the swing arm to swing upward;

[0027] The sensor collects the pressing end, and the electromagnetic valve drives the swing arm to swing downward. Precise control of the time of upward and downward movement of the push head improves the precision of feeding.

[0028] As a preference, the feeding table is provided with a first limiting plate and a second limiting plate, the interval between the two plates matches the width of the trademark, and the push head is arranged between the two plates. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a structural schematic view of the utility model.

[0030] Figure 2 It is a partial schematic view of the utility model.

[0031] Figure 3 It is a schematic view of the driving device of the utility model.

[0032] Figure 4 It is a sectional view of the utility model. Figure 3

[0033] Reference signs: 1, push head; 11, moving seat; 12, guide member; 13, swing arm; 14, electromagnetic valve; 2, feeding table; 21, first limiting plate; 22, second limiting plate; 3, driving device; 31, input gear; 32, main shaft; 33, hand wheel; 34, rotating plate; 35, first section; 36, second section; 4, sensor; 41, screw rod; 42, guide rod; 43, sliding block; 5, electric induction plate; 51, lifting end; 52, pressing end; 61, first adjusting screw rod; 62, second adjusting screw rod; 63, first bevel gear; 64, second bevel gear; 65, adjusting nut; 66, roller; 67, locking nut; 68, flange. ​DETAILED DESCRIPTION

[0034] The embodiment and the related details and working principles of the examples of the present application are described below in conjunction with the drawings. In the drawings, the X axis is the horizontal direction, the Y axis is the vertical direction, and the Z axis is the vertical direction.

[0035] The feeding mechanism of the trademark folding machine comprises a feeding table 2, a push head 1, and a driving device 3 for driving the push head to move horizontally. The feeding table 2 is provided with a first limiting plate 21 and a second limiting plate 22, and the distance between the two plates is matched with the width of the trademark. The distance between the first limiting plate 21 and the second limiting plate 22 is adjusted according to the width of the trademark, and after the adjustment is completed, the first limiting plate and the second limiting plate are fixed on the feeding table 2. The push head 1 is arranged above the feeding table 2 and between the first limiting plate and the second limiting plate. The push head 1 is connected with a swing arm 13, the swing arm 13 is rotatably installed on a moving seat 11, and the swing arm 13 is connected with a driving member for driving it to swing up and down. The driving member is installed on the moving seat 11. The driving member can be a cylinder, a solenoid valve, etc. In this embodiment, the driving member is a solenoid valve 14.

[0036] The driving device 3 comprises a motor, a transmission component, a guide 12 and an adjusting component for adjusting the moving stroke of the push head, the transmission component comprises a main shaft 32, an input gear 31 and a rotating plate 34, the main shaft 32 is horizontally and longitudinally arranged and is rotatably installed on a rack, the input gear 31 is installed on the main shaft, and the input gear is connected with the motor, the rotating plate 34 is vertically arranged and is connected with the main shaft 32, the guide 12 is transversely arranged on the rack, and the moving seat 11 is slidably arranged on the guide 12; the adjusting component comprises a first adjusting screw 61 and a second adjusting screw 62, the main shaft 32 is provided with a central hole, one end of the first adjusting screw 61 is a driving end, the other end is an output end, the output end is provided with a first bevel gear 63 which is installed through the central hole, the first adjusting screw 61 is matched with the central hole at least in part and is slidably connected with the central hole, and the first adjusting screw plays a guiding role when moving axially relative to the main shaft, and the main shaft 32 will not rotate with the first adjusting screw 61 when adjusting. The second adjusting screw 62 is rotatably installed on the rotating plate 34, the second adjusting screw is perpendicularly arranged with the first adjusting screw, the second adjusting screw is provided with a second bevel gear 64, and the second adjusting screw 62 is further threadedly connected with an adjusting nut 65, the adjusting nut is connected with the moving seat in linkage and is movably arranged. When adjusting, the first adjusting screw 61 moves axially towards the second bevel gear 64, and the first bevel gear is engaged with the second bevel gear; the first adjusting screw is rotated, the second bevel gear is rotated through the first bevel gear, the second adjusting screw 62 is rotated, the adjusting nut 65 is moved by the rotation of the second adjusting screw, the distance between the adjusting nut and the main shaft is changed, and then the moving stroke of the push head 1 is changed accordingly, the farther the distance between the adjusting nut 65 and the main shaft 32, the longer the moving stroke of the push head 1, and vice versa. After the adjustment is completed, the first adjusting screw 61 is reversely moved, the first bevel gear 63 is separated from the second bevel gear 64, the first adjusting screw 61 is locked with the main shaft 32, and the second adjusting screw 62 and the adjusting nut 65 are in a self-locking state. When feeding, the motor drives the input gear 31 to rotate, the main shaft 32 is rotated and drives the rotating plate 34 to rotate, and the adjusting nut 65 on the rotating plate 34 pushes the moving seat 11 to move longitudinally along the guide 12, the main shaft 32 rotates one circle, the moving seat moves longitudinally and reciprocally one time, and one feeding is completed. According to the application, the moving stroke of the push head 1 is adjusted according to the cutting length of the material, and the cutting precision is improved.

[0037] The mobile seat 11 is provided with a limiting groove, the adjusting nut 65 is provided with a roller 66, the roller 66 is rotationally arranged in the limiting groove, and the outer diameter of the roller 66 matches the width of the limiting groove. The roller 66 can roll in the limiting groove, and the two are matched to realize linkage. The limiting groove is vertically arranged and perpendicular to the moving direction of the mobile seat, which is more beneficial to the action of the adjusting nut 65 on the mobile seat 11 and the movement of the mobile seat. The guide 12 can adopt a guide rod 42, a linear guide rail and the like.

[0038] See the attached Figure 4 The central hole is stepped and includes a first section 35 and a second section 36. The first section is towards the first bevel gear 63, and the hole diameter of the first section 35 is larger than that of the second section 36. The end surface connecting the first section and the second section is a limiting end surface. The outer circumference of the first adjusting screw rod is provided with a flange 68, and the outer diameter of the flange 68 matches the hole diameter of the first section 35. The driving end of the first adjusting screw rod is provided with a hand wheel 33, and the driving end of the first adjusting screw rod 61 is threadedly connected with a locking nut 67, which is arranged between the hand wheel 33 and the main shaft 32. By rotating the locking nut, the first adjusting screw rod 61 moves axially relative to the main shaft 32. When locked, the first bevel gear and the second bevel gear are separated, and the locking nut 67 and the flange 68 cooperate to lock the first adjusting screw rod 61 on the main shaft 32. That is, the distance between the locking nut and the flange becomes smaller, the first adjusting screw rod 61 moves to the left, the first bevel gear and the second bevel gear gradually separate, until the locking nut 67 and the flange 68 clamp the first section 35 of the main shaft 32, and the first adjusting screw rod 61 is locked with the main shaft 32. The distance between the locking nut 67 and the flange 68 becomes larger, and the first adjusting screw rod 61 moves to the right, so that the first bevel gear and the second bevel gear are engaged. At this time, the position of the adjusting locking nut 67 is adjusted by rotating the first screw rod.

[0039] In order to further improve the precision of feeding, the mobile seat 11 of the push head 1 is provided with an electric induction plate 5; the rack is provided with a sensor 4 which is inductively connected with the electric induction plate 5, and the driving member, the sensor 4 and the controller are electrically connected. One end of the electric induction plate 5 is a lifting end 51, and the other end is a pressing end 52. See the attached Figure 2, the sensor 4 collects the lifting end 51, the electromagnetic valve 14 drives the swing arm 13 to swing upward, at this time the push head 1 completes the feeding, the driving device 3 drives the push head 1 to move right until the sensor 4 collects the pressing end 52, the electromagnetic valve 14 drives the swing arm 13 to swing downward, the push head 1 presses the material on the feeding table 2, at this time the driving device 3 drives the push head 1 to move left and pushes the material to move left until the sensor 4 collects the lifting end 51, so the time of the push head 1 moving up and down is controlled accurately, the feeding accuracy is improved. When the feeding stroke changes, the time of the push head 1 moving up and down also needs to be adjusted accordingly, the sensor 4 is connected with an adjusting assembly adjusting the transverse position thereof. The adjusting assembly comprises a guide rod 42, a sliding block 43 and a screw rod 41, the guide rod and the screw rod are transversely arranged on the rack, the sensor 4 is installed on the sliding block 43, the sliding block is slidingly arranged on the guide rod 42, and the sliding block is threadedly connected with the screw rod 41, the transverse position of the sensor 4 on the rack is adjusted through the screw rod, when the stroke of the push head 1 is shortened, the distance between the sensor 4 and the electric induction plate 5 is shortened, and vice versa.

Claims

1. A feed mechanism for a trademark folding machine, characterized by: The device comprises a feeding table, a pushing head and a driving device for driving the pushing head to move laterally, The pushing head is arranged above the feeding table and connected with a swing arm which is pivotally arranged on a moving base and connected with a driving member for driving the swing arm to swing up and down, and the driving member is arranged on the moving base; The driving device comprises a motor, a transmission member, a guide member and an adjusting member for adjusting the moving stroke of the pushing head, The transmission member comprises a main shaft, an input gear and a rotating plate, the main shaft is arranged horizontally and longitudinally and pivotally arranged on a frame, the input gear is arranged on the main shaft and connected with the motor, and the rotating plate is arranged vertically and connected with the main shaft, The guide member is arranged laterally on the frame, and the moving base is slidingly arranged on the guide member; The adjusting member comprises a first adjusting screw and a second adjusting screw, the main shaft is provided with a central hole, one end of the first adjusting screw is a driving end, the other end is an output end, the output end is provided with a first bevel gear which is arranged through the central hole, the first adjusting screw is at least partially matched with the central hole and slidingly fitted with each other, the second adjusting screw is pivotally arranged on the rotating plate, the second adjusting screw is arranged perpendicularly to the first adjusting screw, the second adjusting screw is provided with a second bevel gear, and the second adjusting screw is further threadedly connected with an adjusting nut, the adjusting nut is connected with the moving base in linkage and movably arranged with the moving base; When adjusting, the first adjusting screw moves axially towards the second bevel gear, and the first bevel gear is engaged with the second bevel gear; After the adjustment is completed, the first adjusting screw moves reversely, the first bevel gear is separated from the second bevel gear, and the first adjusting screw is locked with the main shaft.

2. The trademark folding machine's feeding mechanism according to claim 1, characterized in that: The moving base is provided with a limiting groove, the adjusting nut is provided with a roller, the roller is pivotally arranged in the limiting groove, and the outer diameter of the roller is matched with the width of the limiting groove; The limiting groove is vertically arranged.

3. The trademark folding machine of claim 1, wherein: The central hole is in a stepped shape and comprises a first section and a second section, the first section is towards the first bevel gear, the hole diameter of the first section is larger than that of the second section, and the end surface of the connection between the first section and the second section is a limiting end surface; The outer circumference of the first adjusting screw is provided with a flange, and the outer diameter of the flange is matched with the hole diameter of the first section; The driving end of the first adjusting screw is threadedly connected with a locking nut; When locking, the first bevel gear is separated from the second bevel gear, the locking nut is matched with the flange to lock the first adjusting screw on the main shaft.

4. The trademark folding machine's feeding mechanism according to claim 3, characterized in that: The driving end of the first adjusting screw is provided with a hand wheel, and the locking nut is arranged between the hand wheel and the main shaft.

5. The trademark folding machine of claim 1, wherein: The pushing head moving base is provided with an electric induction plate; The frame is provided with a sensor which is inducted by the electric induction plate, and the driving member, the sensor and a controller are electrically connected.

6. The trademark folding machine's feeding mechanism according to claim 5, characterized in that: The sensor is connected with an adjusting assembly for adjusting the lateral position of the sensor; The adjusting assembly comprises a guide rod, a sliding block and a screw rod, the guide rod and the screw rod are arranged laterally on the frame, the sensor is arranged on the sliding block, the sliding block is slidingly arranged on the guide rod, and the sliding block is threadedly connected with the screw rod.

7. The trademark folding machine's feeding mechanism according to claim 5, characterized in that: The driving member is an electromagnetic valve; One end of the electric induction plate is a lifting end, and the other end is a pressing end. The sensor collects the lifting end, and the electromagnetic valve drives the swing arm to swing upward; The sensor collects the pressing end, and the electromagnetic valve drives the swing arm to swing downward.

8. The trademark folding machine of claim 1, wherein: The feeding table is provided with a first limiting plate and a second limiting plate, and the distance between the two is matched with the width of the trademark, and the push head is arranged between the two.

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