CN210174298U

CN210174298U - Cutting device for paper bag packaging bag

Info

Publication number: CN210174298U
Application number: CN201920982926.3U
Authority: CN
Inventors: Changzhong Qiao; 乔长忠; Youquan Yang; 杨友全
Original assignee: Hubei Changzheng Packaging Co Ltd
Current assignee: Hubei Changzheng Packaging Co Ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-03-24
Anticipated expiration: 2029-06-27

Abstract

The cutting device for the paper bag packaging bag comprises a rack, a cutting shaft and a compression roller shaft, wherein two ends of the cutting shaft are rotatably installed on the rack, the compression roller shaft is parallel to the cutting shaft, one end of the compression roller shaft is connected with the cutting shaft through a power transmission mechanism, the power transmission mechanism comprises a middle shaft positioned on the same side of the cutting shaft and the compression roller shaft, two ends of the middle shaft are rotatably installed on the rack, the cutting shaft is meshed with the middle shaft through a gear, and the middle shaft is connected with the compression roller shaft through a belt; two ends of the compression roller shaft are respectively arranged on the rack in a longitudinal sliding mode through a longitudinal adjusting mechanism. Compared with the prior art, the utility model discloses can adjust the distance between the diaxon better, and overall structure is simple, convenient operation.

Description

Cutting device for paper bag packaging bag

Technical Field

The utility model relates to a container bag preparation equipment technical field, concretely relates to cutting device of container bag wrapping bag.

Background

The paper bag is a composite packaging bag, and is manufactured by cutting coiled raw materials to form virtual cutting creases, so that the passability of the raw materials is not influenced in the subsequent processing process, and the paper bag is torn in subsequent forming equipment to combine two sheet materials into an integral paper bag. The traditional paper bag cutting equipment has been improved to a certain extent in the existing chinese patent "T-shaped bag cutting machine" with publication number CN206254566U, however, the technical scheme of the patent also has the problem that the transverse adjustment of the cutting roller and the longitudinal adjustment mechanism of the press roller cannot be well realized, wherein when the air cylinder in the longitudinal adjustment mechanism presses down the press roller shaft, the press roller shaft cannot move down because the power is transmitted between the press roller shaft and the cutting roller shaft through the gear, and because the press roller shaft rotates, when the air cylinder drives the press roller shaft to move up, the air cylinder is equivalent to two air cylinders supporting the press roller shaft, so that the pulling force received by the air cylinder is large.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model provides a container bag wrapping bag cut system device can adjust the container bag better and cut the lateral displacement of system roller and the longitudinal displacement of embossing roll in the system equipment, and the structure is simpler, and the cost is lower.

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

the cutting device for the paper bag packaging bag comprises a rack, a cutting shaft and a compression roller shaft, wherein two ends of the cutting shaft are rotatably mounted on the rack, the compression roller shaft is parallel to the cutting shaft, one end of the compression roller shaft is connected with the cutting shaft through a power transmission mechanism, the power transmission mechanism comprises a middle shaft positioned on the same side of the cutting shaft and the compression roller shaft, two ends of the middle shaft are rotatably mounted on the rack, the cutting shaft is meshed with the middle shaft through a gear, the middle shaft is connected with the compression roller shaft through a belt, and a tensioning wheel for tensioning the belt is further arranged on the rack; two ends of the compression roller shaft are respectively arranged on the rack in a longitudinal sliding mode through a longitudinal adjusting mechanism.

Compared with the prior art, the utility model discloses set up the jackshaft between the compression roller axle and the axle that cuts off, cut off through gear drive between axle and the jackshaft, through belt drive between jackshaft and the compression roller axle, and set up the take-up pulley that is used for tensioning belt in the frame, because the belt has certain surplus under the tensioning of take-up pulley, therefore the belt has certain power of letting, adjust the compression roller axle through vertical adjustment mechanism and cut off during the longitudinal distance between the axle, because the effect of take-up pulley, it is not influenced to cut off the power transmission between axle and the compression roller axle, the jackshaft still can be with cutting off the power transmission of axle to the compression roller axle on, consequently the utility model discloses can adjust the distance between the diaxon better, and overall structure is simple, convenient operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the middle power transmission mechanism of the present invention.

Fig. 3 is a schematic structural view of the sliding seat of the present invention.

Fig. 4 is a sectional view of the structure of the middle cutting shaft and the sleeve according to the present invention.

In the figure: the device comprises a left frame 1, a right frame 2, a sleeve 3, a key groove 3.1, a cutting shaft 5, a spline 5.1, an external thread 5.2, a scale 5.3, a press roller 6, a press roller shaft 7, an intermediate shaft 8, a first gear 9, an intermediate gear 10, a first belt pulley 11, a second belt pulley 12, a driving motor 13, a sliding seat 14, an air cylinder 15, a second gear 16, a third gear 17, a fourth gear 18, an adjusting nut 19, a bearing 20, a ball cavity 21, balls 22, a tension pulley 25 and a belt 26.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, and specific embodiments will be given.

As shown in fig. 1-4, the cutting device for paper bag packaging bags comprises a left frame 1, a right frame 2, a cutting shaft 5 and a pressure roller shaft 7, wherein two ends of the cutting shaft 5 are respectively rotatably mounted on the left frame 1 and the right frame 2, the pressure roller shaft 7 is parallel to the cutting shaft 5, one end of the pressure roller shaft 7 is connected with the cutting shaft 5 through a power transmission mechanism, the power transmission mechanism comprises an intermediate shaft 8 positioned on the same side of the cutting shaft 5 and the pressure roller shaft 7, two ends of the intermediate shaft 8 are rotatably mounted on the right frame 2, the cutting shaft 5 is connected with the intermediate shaft 8 through gear engagement, the intermediate shaft 8 is connected with the pressure roller shaft 7 through a belt 26, and a tension wheel 25 for tensioning the belt 26 is further arranged on the right frame 2; two ends of the compression roller shaft 7 are respectively arranged on the left frame 1 and the right frame 2 in a longitudinal sliding way through a longitudinal adjusting mechanism. Wherein cut off the axle 5 and be equipped with the cutting off blade holder that is used for installing the cutting off cutter outward, the roller axle 7 overcoat is equipped with compression roller 6 and compression roller 6 is fixed relative roller axle 7, and the cutting off cutter cooperatees with compression roller 6 and is used for carrying out virtual cutting to the wrapping bag through between cutting off cutter and the compression roller 6, makes the wrapping bag can directly tear apart or fold along virtual tangent line in subsequent handling. The lower portion of the rack is fixedly provided with a driving motor 13 for providing power, an output shaft of the driving motor 13 transmits the power to a second gear 16 through gear meshing, the second gear 16 transmits the power to a third gear 17 through a second gear shaft, the third gear 17 transmits the power to a fourth gear 18 through gear meshing, the fourth gear 18 transmits the power to the cutting shaft 5 through a fourth gear 18 shaft, the right side of the cutting shaft 5 transmits the power to an intermediate gear 10 fixedly arranged on the intermediate shaft 8 through a first gear 9, the intermediate gear 10 transmits the power to a first belt wheel 11 fixedly arranged at the other end of the intermediate shaft 8, and the first belt wheel 11 transmits the power to a second belt wheel 12 through a synchronous belt 26. When adjusting the longitudinal movement of pinch roller axle 7, accessible take-up pulley 25 adjusts the rate of tension of belt 26, and the regulation effect is better, and the pinch roller axle can not influence the power transmission between the diaxon with cutting off the distance between the axle and adjust yet, and the structure is simple relatively, and the cost is lower.

As shown in fig. 3, the longitudinal adjusting mechanism includes a sliding seat 14, a bearing 20 for installing the pressure roller shaft 7 is disposed on the upper portion of the sliding seat 14, a ball cavity 21 is disposed on the side surface of the sliding seat 14, a ball 22 is slidably disposed in the ball cavity, grooves matched with the lower portion of the sliding seat 14 are respectively disposed on the top of the left frame 1 and the top of the right frame 2, a slideway matched with the ball 22 is disposed on the side wall of each groove, an air cylinder 15 is fixedly disposed on the surface of the bottom of each groove, a piston rod of the air cylinder 15 is upward and fixedly connected with the bottom of the sliding seat 14, the piston rod of the air cylinder is used for driving the sliding seat 14 to longitudinally slide in the groove to adjust the height.

As shown in fig. 4, a sleeve 3 for mounting a cutting knife is sleeved outside the cutting shaft 5, and a transverse adjusting device for adjusting the sleeve 3 to move axially relative to the cutting shaft 5 is arranged at one side of the sleeve 3. Horizontal adjusting device includes adjusting nut 19, cut off 5 one sides of axle and be equipped with spline 5.1, the opposite side is equipped with external screw thread 5.2, be equipped with in the sleeve 3 with spline 5.1 complex keyway 3.1, adjusting nut 19 sets up and deviates from one side of keyway 3.1 and adjusting nut 19 and the external screw thread 5.2 screw-thread fit who cuts off axle 5 at sleeve 3, and adjusting nut 19 just can rotate sleeve 3 relatively in sleeve 3 is gone into to the one end card of sleeve 3 towards to adjusting nut 19. Wherein the inner wall of one end of the sleeve 3 matched with the adjusting nut 19 is provided with an annular adjusting groove which is used for ensuring that the adjusting nut 19 cannot be separated from the sleeve 3, one end of the adjusting nut 19 clamped into the sleeve 3 is matched with the adjusting groove, the adjusting nut 19 can rotate relative to the sleeve 3, the radial size of the adjusting groove is larger than that of one end of the adjusting nut 19 clamped into the sleeve 3 to one end of the adjusting nut 19 away from the sleeve 3, as shown in figure 4, therefore, when the axial movement of the cutting knife needs to be adjusted, the power connection can be cut off, then the adjusting nut 19 can be rotated relative to the cutting shaft 5, the adjusting nut 19 can be axially moved through threaded connection, and the clamping of the adjusting groove and the adjusting nut 19 can ensure that the sleeve 3 is driven to axially move but the sleeve 3 is not rotated in the axial movement process of the adjusting nut 19, the sleeve 3 cannot be separated from the adjusting nut 19 to axially move alone, only the axial displacement, the adjustment operation is therefore simpler and quicker.

Further, the maximum radial dimension of the side, provided with the external thread 5.2, of the cutting shaft 5 is smaller than the maximum radial dimension of the end, provided with the spline 5.1, of the cutting shaft 5; the inner diameter of the matched side of the sleeve 3 and the adjusting nut 19 is smaller than the radial dimension of the side of the sleeve 3 provided with the key groove 3.1. And a scale 5.3 for marking the transverse displacement of the sleeve 3 relative to the cutting shaft 5 is also arranged on one side of the cutting shaft 5 provided with the spline 5.1.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. Cutting device of container bag wrapping bag, including frame, cutting off axle and pinch roller axle, cut off the rotation of axle both ends and install in the frame, the pinch roller axle is parallel with the cutting off axle and pinch roller axle one end links to each other its characterized in that with the cutting off axle through power transmission mechanism: the power transmission mechanism comprises a middle shaft positioned on the same side of the cutting shaft and the compression roller shaft, two ends of the middle shaft are rotatably installed on the rack, the cutting shaft is meshed with the middle shaft through a gear, the middle shaft is connected with the compression roller shaft through a belt, and a tension pulley for tensioning the belt is further arranged on the rack; two ends of the compression roller shaft are respectively arranged on the rack in a longitudinal sliding mode through a longitudinal adjusting mechanism.

2. The cutting apparatus for paper bag-packing bags according to claim 1, characterized in that: the longitudinal adjusting mechanism comprises a sliding seat, a bearing used for installing a compression roller shaft is arranged on the upper portion of the sliding seat, balls are arranged on the side face of the sliding seat, a groove matched with the lower portion of the sliding seat is formed in the top of the rack, a slide matched with the balls is arranged on the side wall of the groove, an air cylinder is fixedly arranged on the surface of the bottom of the groove, and a piston rod of the air cylinder is upward and fixedly connected with the bottom of the sliding seat.

3. The cutting apparatus for paper bag-packaging pouch according to claim 1 or 2, characterized in that: the cutting shaft is sleeved with a sleeve for mounting a cutting knife, and one side of the sleeve is provided with a transverse adjusting device for adjusting the sleeve to move axially relative to the cutting shaft.

4. The cutting apparatus for paper bag-packing bags according to claim 3, characterized in that: the transverse adjusting device comprises an adjusting nut, one side of the cutting shaft is provided with a spline, the other side of the cutting shaft is provided with an external thread, the sleeve is internally provided with a key groove matched with the spline, the adjusting nut is arranged on one side of the sleeve departing from the key groove and is matched with the external thread of the cutting shaft, and the adjusting nut is clamped into the sleeve towards one end of the sleeve and can rotate relative to the sleeve.

5. The cutting apparatus for paper bag-packaging pouch according to claim 4, characterized in that: the maximum radial dimension of the cutting shaft at the side provided with the external thread is smaller than the maximum radial dimension of the cutting shaft at the end provided with the spline; the inner diameter of one side, matched with the adjusting nut, of the sleeve is smaller than the radial dimension of one side, provided with the key groove, of the sleeve.