CN211569534U - Slitting machine hollow shaft unwinding device - Google Patents

Abstract

The utility model provides a cutting machine hollow shaft unwinding device, includes: two parallel guide rails which are arranged along the vertical direction and horizontally and transversely arranged are movably provided with a left rolling device and a right rolling device on the guide rails, the right side of the left rolling device is provided with a movable left pineapple head, the left side of the right rolling device is provided with a right pineapple head, and the left pineapple head and the right pineapple head are arranged oppositely and coaxially.

Description

Slitting machine hollow shaft unwinding device

technical field

The utility model belongs to the technical field of packaging equipment, in particular to the technical field of packaging coil slitting machines.

Background technique

The unwinding shaft of the slitting machine in the prior art adopts an integral unwinding shaft, the unwinding shaft is inserted into the core drum, and the winding cores at both ends of the coil are manually clamped through the hollow circular table set on the unwinding shaft to complete the unwinding of the coil. Coil installation, the installation of the coil is time-consuming and labor-intensive. At the same time, the core of the coil is often bumped during transportation, loading and unloading, resulting in the internal deformation of the core. The deformed coil cannot be installed through the traditional unwinding shaft, which affects the In the normal use of the coil, there has been no good solution to this defect.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, and to provide a hollow shaft unwinding device for a slitting machine that directly presses the core of the coiled material coaxially to fix the coiled material by using the left and right pressure rollers. include:

On the front-end wallboard of the unwinding device of the hollow shaft of the slitting machine, there are two mutually parallel guide rails arranged in the up-down direction and horizontally and horizontally. A movable left pineapple head is arranged on the right side of the roller, a right pineapple head is arranged on the left side of the right roller, and the left pineapple head and the right pineapple head are opposite and coaxially arranged; a cylinder is arranged on the right end of the left roller. The right end of the push rod is fixed on the right side of the support, the push rod of the cylinder penetrates the left support in the left and right direction and is connected with the left pineapple head through the first bearing. Between the ring grooves, two snap rings are arranged in the two snap ring grooves in one-to-one correspondence for locking the first bearing; the lower end of the support is provided with a driving stepper motor, and the front end of the stepper motor is fixed on the front end surface of the support Up, the rotating shaft of the stepping motor runs through the support in the front-rear direction and extends backward to the lower end of the lower guide rail of the guide rail. The rotating shaft of the stepping motor is a fixed drive gear; The drive gear on the rotating shaft of the stepping motor is engaged; the cylinder on the right side of the right pineapple head on the right roller is set on the bearing position of the right support of the right roller through the second bearing in the horizontal direction. The cylinder on the right side of the pineapple head extends to the right; the unwinding synchronous motor is set on the right side of the right presser, the left end of the unwinding synchronous motor is fixed on the right end of the right support, and the right end of the unwinding synchronous motor is set with a magnetic speed regulating device. The rotating shaft of the unwinding synchronous motor is fixedly connected to the right extending end of the cylinder on the right side of the right pineapple head; the upper and lower parts of the front ends of the left and right supports are fixedly provided with sliding blocks, and the sliding blocks are connected to the upper and lower guide rails one by one. Correspondingly, the slider slides and nests on the upper and lower guide rails respectively.

Preferably, the upper and lower guide rails are provided with through holes horizontally along the front and rear directions, and the screw rods pass through the through holes to fix the upper and lower guide rails horizontally on the wall panel of the unwinding end of the slitting machine.

Preferably, the relative driving of the left and right stepper motors is used to adjust the relative distance between the left and right rollers, which is suitable for coils of different widths, and the left and right two drive stepper motors move in the same direction It is used to correct the deviation of the coil during the slitting and unwinding process.

Beneficial effects: The utility model provides a hollow shaft unwinding device for a slitting machine that can quickly install the coiled material. Even if the inner core of the coiled material is deformed, it can still be installed and unrolled, which greatly improves the slitting machine. installation efficiency.

Description of drawings

Fig. 1 is the front view structure schematic diagram of the hollow shaft unwinding device of slitting machine;

Fig. 2 is the right side view structure schematic diagram of the left roller;

FIG. 3 is a schematic view of the left side structure of the right crimper.

In the picture: 1. Guide rail, 2. Left presser, 3. Right presser, 4. Left pineapple head, 5. Right pineapple head, 6. Air cylinder, 7. Push rod, 8. First bearing, 9. Left support, 91 right support, 10. Drive stepper motor, 11. Unwind synchronous motor, 12. Slider, 13. Screw, 14. Coil, 15. Roll core, 16. Second bearing.

Detailed ways

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; may be mechanical connection or electrical connection; may be direct connection, or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

The embodiment of the present utility model is the unwinding device for the hollow shaft of the slitting machine shown in Fig. 1, Fig. 2 and Fig. 3, including: on the front wall plate of the unwinding device for the hollow shaft of the slitting machine, parallel and horizontal along the up-down direction Two guide rails 1 are arranged horizontally, on the guide rail 1, a left presser 2 and a right presser 3 are movably provided, and a movable left pineapple head 4 is provided on the right side of the left presser 2, and the right presser The left side of the 3 is provided with a right pineapple head 5, and the left pineapple head 4 is arranged opposite and coaxially with the right pineapple head 5; The push rod 7 of the cylinder 6 penetrates the support 9 in the left and right direction and is rotatably connected with the left pineapple head 4 through the bearing 8. The right end of the push rod 7 is provided with two snap ring grooves, and the first bearing 8 is provided between the two snap ring grooves , the two snap rings are arranged in the two snap ring grooves in a one-to-one correspondence for locking the first bearing 8; the lower end of the left support 9 is provided with a driving stepper motor 10, and the front end of the stepper motor 10 is fixed on the left support 9 On the front end surface of the stepper motor 10, the rotating shaft of the stepping motor 10 penetrates the left support 9 in the front-rear direction and extends backward to the lower end of the lower guide rail of the guide rail 1. The rotating shaft of the stepping motor 10 is a fixed drive gear; A rack tooth is provided below, and the rack tooth meshes with a drive gear on the rotating shaft of the stepping motor 10 .

Example 1

The right pineapple head 5 on the right crimper 3 and the cylinder on its right side are an integral structure, and the cylinder rotates along the left and right horizontal directions through the second bearing 16 and is arranged on the left and right bearings of the right support 91 of the right crimper 3 On the position, the cylinder extends to the right, the unwinding synchronous motor 11 is arranged on the right side of the right presser 3, the left end of the unwinding synchronous motor 11 is fixed on the right end of the right support 91, and the right end of the unwinding synchronous motor 11 is provided with a magnetic force In the speed regulating device, the rotating shaft of the unwinding synchronous motor 11 is fixedly connected with the rightward extending end of the cylinder on the right side of the right pineapple head 5 .

Embodiment 2

The sliders 12 are fixed above and below the front ends of the left support 9 and the right support 91 . The sliders 12 are arranged in a one-to-one correspondence with the upper and lower guide rails 1 , and the sliders 12 are slidably nested on the upper and lower guide rails 1 respectively. The upper and lower guide rails 1 are horizontally provided with through holes along the front and rear directions, and the screw 13 passes through the through holes to fix the upper and lower guide rails 1 horizontally on the wall panel of the unwinding end of the slitting machine.

The above are only the preferred embodiments of the present invention, but the protection scope of the present invention is not limited to this. The equivalent replacement or change of the scheme and its concept shall be included within the protection scope of the present invention.

Claims (9)

1. The utility model provides a cutting machine hollow shaft unwinding device which characterized in that includes: two parallel guide rails (1) which are arranged in the vertical direction and horizontally and transversely arranged are arranged, a left rolling device (2) and a right rolling device (3) are movably arranged on the guide rails (1), a movable left pineapple head (4) is arranged on the right side of the left rolling device (2), a right pineapple head (5) is arranged on the left side of the right rolling device (3), and the left pineapple head (4) and the right pineapple head (5) are arranged oppositely and coaxially.

2. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1, is characterized in that the right end of the left winder (2) is provided with a cylinder (6), the right end of the cylinder (6) is fixed on the right side of the support (9), a push rod (7) of the cylinder (6) penetrates through the support (9) in the left-right direction and is rotatably connected with the left pineapple head (4) through a bearing (8), the right end of the push rod (7) is provided with two snap ring grooves, the bearing (8) is arranged between the two snap ring grooves, and the two snap rings are correspondingly arranged in the two snap ring grooves one by one to lock the bearing (8).

3. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1, is characterized in that the lower end of the left support (9) is provided with a driving stepping motor (10), the front end of the stepping motor (10) is fixed on the front end face of the left support (9), the rotating shaft of the stepping motor (10) penetrates through the left support (9) in the front-back direction and extends backwards to the lower end of the lower guide rail of the guide rail (1), and the rotating shaft of the stepping motor (10) is fixedly provided with a driving gear.

4. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1 is characterized in that the lower part of the lower guide rail of the guide rail (1) is provided with a rack gear which is meshed with a driving gear on the rotating shaft of the stepping motor (10).

5. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1, characterized in that the cylinder on the right side of the right pineapple head (5) on the right winder (3) is rotatably arranged on the bearing position of the right support (91) of the right winder (3) in the left-right horizontal direction through a bearing, and the cylinder extends rightwards.

6. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1, characterized in that the unwinding synchronous motor (11) is arranged on the right side of the right winder (3), the left end of the unwinding synchronous motor (11) is fixed on the right end of the right support (91), the right end of the unwinding synchronous motor (11) is provided with a magnetic speed regulating device, and the rotating shaft of the unwinding synchronous motor (11) is fixedly connected with the right extending end of the cylinder.

7. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1, is characterized in that sliding blocks (12) are fixedly arranged above and below the front ends of the left support (9) and the right support (91), the sliding blocks (12) are arranged in one-to-one correspondence with the upper guide rail (1) and the lower guide rail (1), and the sliding blocks (12) are respectively nested on the upper guide rail (1) and the lower guide rail (1) in a sliding manner.

8. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1 is characterized in that the upper and lower guide rails (1) are horizontally provided with through holes along the front and back directions, and the screw (13) passes through the through holes to fix the upper and lower guide rails (1) on the wall plate at the unwinding end of the splitting machine.

9. The unwinding device of the hollow shaft of the splitting machine as claimed in claim 1, characterized in that the relative driving of the left and right driving stepping motors (10) is used for adjusting the relative distance between the left and right coil pressing devices, and is suitable for the coiled materials (14) with different widths, and the equidirectional movement of the left and right driving stepping motors (10) is used for correcting the deviation of the coiled materials (14) in the splitting unwinding process.

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