A soft center strip feeding device for a cover machine

Abstract

The present invention discloses a soft center strip feeding device for a cover machine, which is located at the feeding end of a paperboard feeding station. The technical scheme thereof mainly includes a cover machine frame and a coiling disc arranged on the cover machine frame for winding long strips of soft center strips, a traction assembly arranged on the cover machine frame for traction of the soft center strips, a cutting assembly located between the coiling disc and the traction assembly and used for cutting the soft center strips, a clamping assembly located at the discharge end of the traction assembly and used for pushing the soft center strips to the paperboard feeding station, and a cutting assembly located at the discharge end of the clamping assembly and used for cutting the soft center strips; the cutting assembly is provided with at least one group of side edges located in the width direction of the soft center strips, and the cutting assembly includes two cutting circular knives, which are respectively located at the upper and lower sides of the soft center strips, and the cutting circular knives are provided with an annular cutting edge. The feeding device can realize automatic cutting and blanking of the soft center strips.

Description

Technical Field

[0001] The present invention relates to a cutting device for a book cover center strip, and more particularly to a soft center strip feeding device for a cover machine. Background Art

[0002] The cover machine is also called the hemming machine or the leather cover machine. It is divided into manual cover machine, semi-automatic cover machine and fully automatic cover machine. The whole production process includes cover gluing, positioning and hemming of four sides. It is suitable for all kinds of book covers, book boxes, folders, chessboards, desk calendars and other related products.

[0003] The existing cover machine includes at least a cover paper feeding station, a cardboard feeding station, and a cover paper folding station. The hard book cover used for book binding includes two main cardboards and a center strip in the middle when it is on the cardboard feeding station. The center strip can be soft or hard. At present, the general cutting mechanism is only suitable for cutting hard center strips, but cannot cut soft center strips normally, and cannot even transport soft center strips. Summary of the invention

[0004] In view of the deficiencies in the prior art, the object of the present invention is to provide a soft center strip feeding device for a cover machine to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a soft center strip feeding device for a cover machine, located at the feeding end of a paperboard feeding station, comprising a cover machine frame and a winding disc arranged on the cover machine frame for winding a long strip of soft center strip material, a traction assembly arranged on the cover machine frame for traction of the soft center strip material, a cutting assembly located between the winding disc and the traction assembly and used for cutting the soft center strip material, a clamping assembly located at the discharge end of the traction assembly and used for pushing the soft center strip material to the paperboard feeding station, and a cutting assembly located at the discharge end of the clamping assembly and used for cutting the soft center strip material;

[0006] The cutting assembly is provided with at least one group of side edges located in the width direction of the soft center strip, and the cutting assembly includes two circular cutting knives for cutting the edges in the width direction of the soft center strip, the circular cutting knives are axially rotatably connected to the cover machine frame and the two circular cutting knives are arranged parallel to each other, the two circular cutting knives are respectively located on the upper and lower sides of the soft center strip, the circular cutting knives are provided with annular cutting edges, and the cutting edges of the two circular cutting knives are arranged in a close fit, and when the traction assembly pulls the soft center strip on the coil through the cutting assembly, the two circular cutting knives can cut the edges of the soft center strip.

[0007] The present invention is further configured as follows: the clamping assembly includes a clamping main roller rotatably connected to the cover machine frame, a clamping slave roller arranged parallel to the clamping main roller, and a clamping motor for driving the clamping main roller to rotate; a clamping slide for rotatably connecting the clamping slave roller is slidably connected to the cover machine frame, and the sliding direction of the clamping slide on the cover machine frame is capable of driving the clamping slave roller to approach or move away from the clamping main roller; a clamping cylinder for driving the clamping slide to slide is arranged on the cover machine frame.

[0008] The present invention is further configured as follows: the cutting assembly includes a cutting knife slidably connected to the cover machine frame and used for cutting soft center strips, a cutting seat arranged on the cover machine frame for cooperating with the cutting knife to cut the soft center strips, a cutting swing arm arranged on the cover machine frame and hinged with the cutting knife, and a cutting motor arranged on the cover machine frame for driving the cutting swing arm to swing, the output end of the cutting motor is eccentrically connected to a transmission wheel, one end of the cutting swing arm is provided with a transmission groove for the transmission wheel to be embedded, the length direction of the transmission groove extends along the length direction of the cutting swing arm, the width dimension of the transmission groove is adapted to the outer diameter dimension of the transmission wheel, the middle part of the cutting swing arm is hinged to the cover machine frame, and one end of the cutting swing arm is hinged to the cutting knife.

[0009] The present invention is further configured as follows: a storage assembly capable of storing soft center strip materials is arranged between the clamping assembly and the traction assembly, the storage assembly includes a guide wheel for winding the soft center strip materials, a storage slide longitudinally slidably connected to the cover machine frame, and a storage roller rotatably connected to the storage slide, and two guide wheels are provided, and are respectively rotatably connected to the discharge end of the clamping assembly and the feed end of the traction assembly.

[0010] The present invention is further configured as follows: a clamping wheel for clamping and feeding the soft center strip is arranged at one end of the cutting circular knife close to the soft center strip, and a rubber ring for increasing friction with the soft center strip is embedded on the outer side wall of the clamping wheel.

[0011] The present invention is further configured as follows: a mounting slide for installing a cutting assembly is slidably connected to the cover machine frame, an adjusting screw rotatably connected to the cover machine frame is threaded on the mounting slide, a sliding direction of the mounting slide on the cover machine frame is set along the width direction of the soft center strip, and the mounting slide can be driven to slide along the length direction of the adjusting screw during rotation.

[0012] The present invention is further configured as follows: a limit baffle is slidably connected to the cover machine frame and is located on the side of the soft center strip in the width direction; the sliding direction of the limit baffle on the cover machine frame is arranged along the width direction of the soft center strip; the limit baffle is located at the feed end of the cutting assembly; a limit slide groove is arranged on the limit baffle for the side of the soft center strip to be embedded; and the length direction of the limit slide groove is arranged along the length direction of the soft center strip.

[0013] The present invention is further configured as follows: a crusher for crushing waste materials cut by a circular cutting knife is arranged on the cover machine frame, a waste hopper for collecting waste materials is arranged at the feed end of the crusher, and a waste box for collecting waste materials is arranged at the discharge end of the crusher.

[0014] The present invention is further configured as follows: the traction assembly includes a traction roller rotatably connected to a cover machine frame, a pressing roller capable of cooperating with the traction roller to clamp and pull the soft center strip, and a traction motor arranged on the cover machine frame for driving the traction roller to rotate; a mounting frame rotatably connected to the cover machine frame for rotatably connecting the pressing roller, the pressing roller is located above the traction roller and can be pressed against the traction roller under the action of gravity.

[0015] The present invention is further configured as follows: a traction spring capable of pulling the pressing roller to always press against the traction roller is arranged between the cover machine frame and the mounting frame.

[0016] In summary, the present invention has the following beneficial effects: the coiling disc can be used for winding long strips of soft center strip material, and is rotatably connected to the cover machine frame, and can release the soft center strip material while driving the coiling disc to rotate under the traction of the traction component, and when the soft center strip material is pulled through the cutting component, the two cutting circular knives can cut the sides of the soft center strip material, so that the soft center strip material passing through the cutting component can be cut into a set width size, thereby realizing automatic feeding and width cutting of the soft center strip material, and the cutting of the soft center strip material is carried out during the traction process. , no additional cutting equipment is required, which greatly improves the flexibility of use and the scope of application of the device; the clamping and feeding component can clamp the soft center strip material to the cardboard loading station, and after clamping the soft center strip material of a set length, the soft center strip material can be cut by the cutting component, thereby realizing automatic blanking and length cutting of the soft center strip material. Therefore, the soft center strip feeding device can realize the horizontal and vertical cutting processing of the soft center strip material, and can also accurately drop it to the cardboard loading station, which is convenient for the cover machine to take, thereby improving the automation degree and work efficiency of the cover machine. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of a soft center strip feeding device for a cover machine;

[0018] Figure 2 It is a three-dimensional structural schematic diagram of the clamping and conveying component;

[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the cutting component;

[0020] Figure 4 It is a schematic diagram of the partial three-dimensional structure of the soft center strip feeding device;

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the traction component and the cutting component;

[0022] Figure 6 is a schematic diagram of the three-dimensional structure of the cutting component;

[0023] Figure 7 A cross-sectional view of a cut component.

[0024] Figure numerals: 1, cover machine frame; 11, mounting slide; 12, regulating screw; 13, limit baffle; 131, limit slide; 14, crusher; 15, waste hopper; 16, waste box; 2, coiling tray; 3, traction assembly; 31, traction roller; 32, pressure roller; 33, traction motor; 34, mounting frame; 35, traction spring; 4, cutting assembly; 41, cutting circular knife; 42, clamping wheel; 43, rubber Rubber ring; 5. Pinch and feed assembly; 51. Pinch and feed main roller; 52. Pinch and feed slave roller; 53. Pinch and feed motor; 54. Pinch and feed slide; 55. Pinch and feed cylinder; 6. Cutting assembly; 61. Cutting knife; 62. Cutting seat; 63. Cutting swing arm; 64. Cutting motor; 65. Drive wheel; 66. Drive groove; 67. Slide; 7. Storage assembly; 71. Guide wheel; 72. Storage slide; 73. Storage roller; 8. Cardboard loading station. DETAILED DESCRIPTION

[0025] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. The same parts are represented by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "bottom surface" and "top surface", "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0026] Reference Figure 1-7As shown, a soft center strip feeding device for a cover machine is located at the feeding end of a cardboard loading station 8, and includes a cover machine frame 1 and a winding disk 2 arranged on the cover machine frame 1 for winding long strips of soft center strips, a traction assembly 3 arranged on the cover machine frame 1 for traction of the soft center strips, a cutting assembly 4 located between the winding disk 2 and the traction assembly 3 and used for cutting the soft center strips, a clamping assembly 5 located at the discharge end of the traction assembly 3 and used for pushing the soft center strips to the cardboard loading station 8, and a cutting assembly 6 located at the discharge end of the clamping assembly 5 and used for cutting the soft center strips; wherein the cutting assembly 4 can cut and adjust the width of the soft center strips, the cutting assembly 6 can cut and adjust the length of the soft center strips, and can drop the soft center strips of preset sizes to the cardboard loading station 8, thereby realizing automatic cutting and dropping of the soft center strips.

[0027] The cutting component 4 is provided with at least one group of sides located in the width direction of the soft center strip. The cutting component 4 includes two circular cutting knives 41 for cutting the edges in the width direction of the soft center strip. The circular cutting knives 41 are axially rotatably connected to the cover machine frame 1 and the two circular cutting knives 41 are arranged parallel to each other. The two circular cutting knives 41 are respectively located on the upper and lower sides of the soft center strip. The circular cutting knives 41 are provided with annular cutting edges, and the cutting edge parts of the two circular cutting knives 41 are arranged in a close fit. When the traction component 3 pulls the soft center strip on the coil disk 2 through the cutting component 4, the two circular cutting knives 41 can cut the edges of the soft center strip.

[0028] The coiling disc 2 can be used for winding long strips of soft center strip material, and is rotatably connected to the cover machine frame 1. It can release the soft center strip material while driving the coiling disc 2 to rotate under the traction of the traction component 3. When the soft center strip material is pulled through the cutting component 4, the two cutting circular knives 41 can cut the side of the soft center strip material, so that the soft center strip material passing through the cutting component 4 can be cut into a set width size, thereby realizing automatic feeding and width cutting of the soft center strip material, and the cutting of the soft center strip material is carried out during the traction process without the need for additional cutting. Equipment, thereby greatly improving the flexibility of use and the scope of application of the device; the clamping and conveying component 5 can clamp the soft center strip material to the cardboard loading station 8 for dropping, and after clamping the soft center strip material of a set length, the soft center strip material can be cut by the cutting component 6, thereby realizing automatic dropping and length cutting of the soft center strip material, so the soft center strip feeding device can realize the horizontal and vertical cutting processing of the soft center strip material, and can also accurately drop it to the cardboard loading station 8, which is convenient for the cover machine to take, thereby improving the automation degree and work efficiency of the cover machine.

[0029] The clamping assembly 5 includes a clamping main roller 51 rotatably connected to the cover machine frame 1, a clamping slave roller 52 arranged parallel to the clamping main roller 51, and a clamping motor 53 for driving the clamping main roller 51 to rotate. A clamping slide 54 for rotatably connecting the clamping slave roller 52 is slidably connected to the cover machine frame 1. The sliding direction of the clamping slide 54 on the cover machine frame 1 is to drive the clamping slave roller 52 to approach or move away from the clamping main roller 51. A clamping cylinder 55 for driving the clamping slide 54 to slide is arranged on the cover machine frame 1. The clamping cylinder 55 drives the clamping slide 54 to slide and can drive the clamping slave roller 52 to approach the clamping main roller 51 until the two rollers can clamp the soft center strip, and drive the clamping motor 53 to clamp the soft center strip toward the cutting component 6. Therefore, the clamping component 5 can stably clamp the soft center strip, and the setting of the clamping cylinder 55 greatly improves the clamping stability of the clamping slave roller 52 and the clamping main roller 51, which is beneficial to improve the accuracy of length control of the soft center strip, and also facilitates the replacement of the soft center strip, thereby effectively improving the flexibility of the use of the clamping component 5.

[0030] The cutting assembly 6 includes a cutting knife 61 which is slidably connected to the cover machine frame 1 and is used to cut the soft center strip material, a cutting seat 62 which is arranged on the cover machine frame 1 and is used to cooperate with the cutting knife 61 to cut the soft center strip material, a cutting swing arm 63 which is arranged on the cover machine frame 1 and is hinged to the cutting knife 61, and a cutting motor 64 which is arranged on the cover machine frame 1 and is used to drive the cutting swing arm 63 to swing. The output end of the cutting motor 64 is eccentrically connected to a transmission wheel 65. A transmission groove 66 for the transmission wheel 65 to be embedded is arranged at one end of the cutting swing arm 63. The length direction of the transmission groove 66 extends along the length direction of the cutting swing arm 63. The width dimension of the transmission groove 66 is adapted to the outer diameter dimension of the transmission wheel 65. The middle part of the cutting swing arm 63 is hinged to the cover machine frame 1, and one end of the cutting swing arm 63 is hinged to the cutting knife 61. When the cutting motor 64 drives the transmission wheel 65 to rotate eccentrically, it can slide along the length direction of the transmission groove 66, and when it abuts against the side wall of the transmission groove 66, it can push the cutting swing arm 63 to swing around the hinge with the cover machine frame 1, and then it can drive the cutting knife 61 hinged to the other end of the cutting swing arm 63 to slide back and forth up and down, so as to cooperate with the cutting seat 62 to achieve the cutting of the soft center strip material, wherein the cutting knife 61 can be fixedly mounted on the slide seat 67 slidably connected to the cover machine frame 1, and the cutting swing arm 63 can drive the cutting knife 61 to slide by being hinged with the slide seat 67. The whole scheme is cleverly designed, the structure is simple and easy to implement, and it is convenient to cut the soft center strip material.

[0031] A storage assembly 7 capable of storing soft center strip materials is arranged between the clamping assembly 5 and the traction assembly 3. The storage assembly 7 includes a guide wheel 71 for winding the soft center strip materials, a storage slide 72 longitudinally slidably connected to the cover machine frame 1, and a storage roller 73 rotatably connected to the storage slide 72. Two guide wheels 71 are arranged, and are rotatably connected to the discharge end of the clamping assembly 5 and the feed end of the traction assembly 3 respectively. After the traction component 3 sends the soft center strip material around the guide wheel 71, then around the storage roller 73, and then around another guide wheel 71, it is sent into the clamping component 5, and the storage roller 73 always maintains a downward sliding trend under the action of gravity, so it can drive the soft center strip material to remain tensioned and neat; the traction component 3 can continuously pull the soft center strip material through the cutting component 4 to cut the width of the soft center strip material, and the clamping component 5 can intermittently clamp the soft center strip material into the cutting component 6 for length cutting. Therefore, the setting of the storage component 7 can store the soft center strip material sent out by the traction component 3 but not sent into the cutting component 6 in time by the clamping component 5, which is beneficial to improving the neatness of the soft center strip material, and then it is beneficial to improving the cutting stability of the soft center strip material.

[0032] A clamping wheel 42 for clamping the soft center strip is provided at one end of the cutting circular knife 41 close to the soft center strip, and a rubber ring 43 for increasing the friction with the soft center strip is embedded on the outer wall of the clamping wheel 42. The clamping wheel 42 is close to the middle of the soft center strip, which can clamp the soft center strip and effectively prevent the soft center strip from moving during the cutting process, thereby facilitating the smoothness of the edge after the cutting blade cuts the soft center strip; and the provision of the rubber ring 43 can further improve the stability of the clamping of the soft center strip, thereby facilitating the smoothness of the edge after the cutting blade cuts the soft center strip.

[0033] The cover machine frame 1 is slidably connected with a mounting slide 11 for mounting the cutting assembly 4, and a regulating screw 12 rotatably connected to the cover machine frame 1 is screwed on the mounting slide 11. The sliding direction of the mounting slide 11 on the cover machine frame 1 is set along the width direction of the soft center strip, and the regulating screw 12 can drive the mounting slide 11 to slide along the length direction of the regulating screw 12 during rotation. Therefore, the setting of the regulating screw 12 can realize the station regulation of the cutting assembly 4, and then can regulate the cutting width of the soft center strip, thereby greatly improving the use flexibility and application range of the cutting assembly 4.

[0034] A limit baffle 13 is slidably connected to the cover machine frame 1 and is located on the side of the soft center strip in the width direction. The sliding direction of the limit baffle 13 on the cover machine frame 1 is set along the width direction of the soft center strip. The limit baffle 13 is located at the feeding end of the cutting component 4. The limit baffle 13 is provided with a limit slide 131 for the side of the soft center strip to be embedded. The length direction of the limit slide 131 is set along the length direction of the soft center strip. The setting of the limit baffle 13 can limit the side of the soft center strip, which can effectively prevent the soft center strip from moving during the cutting process, thereby helping to improve the cutting effect of the cutting component 4; and the setting of the limit slide 131 can also limit the upper and lower sides of the soft center strip, which can effectively prevent the soft center strip from moving up and down during the cutting process, which is conducive to further improving the cutting effect of the cutting component 4.

[0035] The cover machine frame 1 is provided with a crusher 14 for crushing the waste edge material cut by the cutting circular knife 41, the feed end of the crusher 14 is provided with a waste edge hopper 15 for collecting the waste edge material, and the discharge end of the crusher 14 is provided with a waste box 16 for collecting the waste material. The crusher 14 is a well-known technology and can adopt a common design, which can crush the long strip of waste edge material, facilitate the collection of the waste box 16, and improve the space utilization rate of the waste box 16, and the setting of the waste edge hopper 15 can guide the long strip of waste edge material, so that it can be guided into the crusher 14.

[0036] The traction assembly 3 includes a traction roller 31 rotatably connected to the cover machine frame 1, a pressing roller 32 capable of cooperating with the traction roller 31 to clamp and traction the soft center strip, and a traction motor 33 arranged on the cover machine frame 1 for driving the traction roller 31 to rotate. A mounting frame 34 for the pressing roller 32 to be rotatably connected to the cover machine frame 1 is rotatably connected. The pressing roller 32 is located above the traction roller 31 and can press against the traction roller 31 under the action of gravity. The pressing roller 32 can always keep in contact with the traction roller 31 under the action of gravity, which is conducive to improving the stability of the traction assembly 3 in traction of the soft center strip, and the design scheme is simple in structure and easy to implement, which can effectively improve the working stability of the traction assembly 3.

[0037] A traction spring 35 capable of pulling the pressing roller 32 to always press against the traction roller 31 is arranged between the cover machine frame 1 and the mounting frame 34. The setting of the traction spring 35 can not only make the pressing roller 32 always keep pressing against the traction roller 31, thereby facilitating further improving the stability of the traction assembly 3 in traction of the soft center strip, but also make the pressing roller 32 elastically press against the traction roller 31, which can further improve the working stability of the traction assembly 3.

[0038] The above are only preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A soft center strip feeding device for a cover machine, located at the feeding end of a paperboard feeding station (8), characterized in that: The invention comprises a cover machine frame (1), a winding plate (2) arranged on the cover machine frame (1) for winding a long strip of soft center strip material, a traction assembly (3) arranged on the cover machine frame (1) for traction of the soft center strip material, a cutting assembly (4) located between the winding plate (2) and the traction assembly (3) and used for cutting the soft center strip material, a clamping assembly (5) located at the discharge end of the traction assembly (3) and used for pushing the soft center strip material to a paperboard loading station (8), and a cutting assembly (6) located at the discharge end of the clamping assembly (5) and used for cutting the soft center strip material; The cutting assembly (4) is provided with at least one group of side edges located in the width direction of the soft center strip, and the cutting assembly (4) includes two cutting circular knives (41) for cutting the edges of the soft center strip in the width direction, the cutting circular knives (41) are axially rotatably connected to the cover machine frame (1) and the two cutting circular knives (41) are arranged parallel to each other, and the two cutting circular knives (41) are respectively located on the upper and lower sides of the soft center strip, and the cutting circular knives (41) are provided with an annular cutting edge, and the cutting edge parts of the two cutting circular knives (41) are arranged in close contact, and when the traction assembly (3) tractions the soft center strip on the coiling disk (2) through the cutting assembly (4), the two cutting circular knives (41) can cut the edges of the soft center strip; The clamping assembly (5) comprises a clamping main roller (51) rotatably connected to a cover machine frame (1), a clamping slave roller (52) arranged in parallel with the clamping main roller (51), and a clamping motor (53) for driving the clamping main roller (51) to rotate; a clamping slide (54) for rotatably connecting the clamping slave roller (52) is slidably connected to the cover machine frame (1); the sliding direction of the clamping slide (54) on the cover machine frame (1) is such that the clamping slave roller (52) can be driven to approach or move away from the clamping main roller (51); and a clamping cylinder (55) for driving the clamping slide (54) to slide is arranged on the cover machine frame (1); The cutting assembly (6) comprises a cutting knife (61) slidably connected to the cover machine frame (1) and used for cutting the soft center strip, a cutting seat (62) arranged on the cover machine frame (1) and used for cooperating with the cutting knife (61) to cut the soft center strip, a cutting swing arm (63) arranged on the cover machine frame (1) and hinged to the cutting knife (61), and a cutting motor (64) arranged on the cover machine frame (1) and used for driving the cutting swing arm (63) to swing, wherein the cutting motor (64) The output end of the cutting swing arm (63) is eccentrically connected to a transmission wheel (65); one end of the cutting swing arm (63) is provided with a transmission groove (66) for the transmission wheel (65) to be embedded; the length direction of the transmission groove (66) is extended along the length direction of the cutting swing arm (63); the width dimension of the transmission groove (66) is matched with the outer diameter dimension of the transmission wheel (65); the middle part of the cutting swing arm (63) is hinged on the cover machine frame (1), and one end of the cutting swing arm (63) is hinged to the cutting knife (61); The cover machine frame (1) is slidably connected to a mounting slide (11) for mounting a cutting assembly (4); the mounting slide (11) is threadedly connected to a regulating screw (12) rotatably connected to the cover machine frame (1); the sliding direction of the mounting slide (11) on the cover machine frame (1) is arranged along the width direction of the soft center strip; and the regulating screw (12) can drive the mounting slide (11) to slide along the length direction of the regulating screw (12) during its rotation; A limit baffle (13) is slidably connected to the cover machine frame (1) and is located on the side of the soft center strip in the width direction. The sliding direction of the limit baffle (13) on the cover machine frame (1) is arranged along the width direction of the soft center strip. The limit baffle (13) is located at the feeding end of the cutting component (4). The limit baffle (13) is provided with a limit slide groove (131) for the side of the soft center strip to be embedded. The length direction of the limit slide groove (131) is arranged along the length direction of the soft center strip.

2. The soft center strip feeding device for a cover machine according to claim 1, characterized in that: A material storage component (7) capable of storing soft center strip material is arranged between the clamping component (5) and the traction component (3), and the material storage component (7) comprises a guide wheel (71) for winding the soft center strip material, a material storage slide (72) longitudinally slidably connected to the cover machine frame (1), and a material storage roller (73) rotatably connected to the material storage slide (72), and two guide wheels (71) are arranged, and are rotatably connected to the discharge end of the clamping component (5) and the feed end of the traction component (3), respectively.

3. The soft center strip feeding device for a cover machine according to claim 1, characterized in that: A clamping wheel (42) for clamping and feeding the soft center strip is arranged at one end of the cutting circular knife (41) close to the soft center strip, and a rubber ring (43) for increasing friction with the soft center strip is embedded on the outer wall of the clamping wheel (42).

4. The soft center strip feeding device for a cover machine according to claim 1, characterized in that: The cover machine frame (1) is provided with a crusher (14) for crushing the waste material cut by the circular cutting knife (41), the feed end of the crusher (14) is provided with a waste hopper (15) for collecting the waste material, and the discharge end of the crusher (14) is provided with a waste box (16) for collecting the waste material.

5. The soft center strip feeding device for a cover machine according to claim 1, characterized in that: The traction assembly (3) comprises a traction roller (31) rotatably connected to a cover machine frame (1), a pressing roller (32) capable of cooperating with the traction roller (31) to clamp and traction the soft center strip, and a traction motor (33) arranged on the cover machine frame (1) for driving the traction roller (31) to rotate; a mounting frame (34) for rotatably connecting the pressing roller (32) is rotatably connected to the cover machine frame (1); the pressing roller (32) is located above the traction roller (31) and can be pressed against the traction roller (31) under the action of gravity.

6. The soft center strip feeding device for a cover machine according to claim 5, characterized in that: A traction spring (35) capable of pulling the pressing roller (32) to always press against the traction roller (31) is arranged between the cover machine frame (1) and the mounting frame (34).

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