CN215548288U

CN215548288U - Roll changing device

Info

Publication number: CN215548288U
Application number: CN202120831070.7U
Authority: CN
Inventors: 武文
Original assignee: Anhui Caina Jiashan Technology Co ltd
Current assignee: Anhui Caina Jiashan Technology Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2022-01-18
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a roll changing device, which relates to the field of mechanical devices and comprises a rack, wherein the rack comprises a left vertical support and a right vertical support, sliding seats are symmetrically arranged at the tops of the two vertical supports, an opening is formed in the front end of each sliding seat, the rear end of each sliding seat is sealed, an end sealing plate detachably connected with each sliding seat is arranged at the opening of each sliding seat, a bearing seat slidably connected with each sliding seat is arranged in each sliding seat, a linear driving device used for driving each bearing seat to slide backwards is arranged on each end sealing plate, a lifting device is arranged on the inner side of each vertical support, and a bearing device used for bearing an end shaft is arranged on each lifting device. The roller body replacing device can solve the problems that in the prior art, the roller body replacing efficiency is low and potential safety hazards exist.

Description

Roll changing device

Technical Field

The utility model relates to the field of mechanical devices, in particular to a roller changing device.

Background

The production process of the polyethylene foam IXPE has a working procedure of printing on the surface of the polyethylene foam. During printing, the polyethylene foam passes through the fixed roller and the printing roller with patterns on the surface, and the printing roller prints the patterns on the polyethylene foam. In the actual production process, different patterns need to be printed on the surfaces of different polyethylene foams, so that embossing rollers with different surface patterns need to be used, and the embossing rollers need to be replaced frequently. The embossing roller is arranged at the top end of the frame 1, the distance from the embossing roller to the ground is larger, and the mass of the embossing roller is larger, which is about 150-200 kg. When the roll is changed, the original printing roll is dismounted from the rack, and then the new printing roll is mounted on the rack and is completely completed by manpower, so that the roll changing efficiency is low. In the roll changing process, the printing roll falls or rubs against installation staff to generate serious potential safety hazards.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a roller changing device, and solves the problems that in the prior art, the roller body changing efficiency is low and potential safety hazards exist.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a roll changing device, includes the frame, the frame is including controlling two perpendicular supports, and two perpendicular support top symmetries set up the slide, the front end of slide sets up opening, rear end and seals, and the slide sets up rather than dismantling the end shrouding of being connected at the opening part, set up the bearing frame rather than sliding connection in the slide, set up on the end shrouding and be used for driving the linear drive device that the bearing frame slided backward, it sets up elevating gear to erect the support inboard, the last supporting device who is used for accepting the end shaft that sets up of elevating gear.

Furthermore, the end sealing plate is detachably connected with the sliding seat through a bolt.

Further, the linear driving device is a hydraulic cylinder, the hydraulic cylinder is arranged on the front surface of the end sealing plate, and a piston rod of the hydraulic cylinder penetrates through the end sealing plate.

Further, elevating gear is including setting up the drive shaft of lower part between two perpendicular supports, the both ends of drive shaft all with erect the support bearing and be connected, the drive shaft is connected with power device, set up first sprocket in the position that corresponds with the dead axle in the drive shaft, erect the support inboard and correspond the position with first sprocket and set up the second sprocket, the second sprocket is connected with the perpendicular support bearing that corresponds, and the wire-wound connects the lift chain between first sprocket and the second sprocket that corresponds, rigid coupling supporting device on the lift chain.

Furthermore, the power device is a speed reduction motor, a third chain wheel is arranged on the driving shaft, and an output shaft of the speed reduction motor is connected with the third chain wheel through the speed reduction motor chain wheel and a driving chain which are arranged at the end part of the speed reduction motor.

Furthermore, the bearing device is of a rectangular structure, and a bearing groove matched with the end shaft is formed in the bearing device.

Further, the bearing device is connected with the lifting chain bolt in a threaded mode or welded mode.

The utility model has the following beneficial effects:

the roll changing device can drive the printing roll to move in the vertical direction after receiving the printing roll. Therefore, when the roll is changed, the printing roll does not need to be lifted and lowered by operators in a time-consuming and labor-consuming manner, and the roll changing efficiency is greatly improved. In the roll changing process, operators only need to horizontally move the embossing roll, so that the potential safety hazard is greatly reduced.

Drawings

FIG. 1 is a front elevation view of the present invention in connection with an embossing roll;

FIG. 2 is a right side view of the connection of the lifting chain and the supporting device on the left side;

fig. 3 is a right side view of the left vertical support and the slide carriage.

Detailed Description

As shown in fig. 1-3, a roll changing device includes a frame 1, the frame 1 includes two vertical supports 11 on the left and right, two sliding bases 12 are symmetrically arranged on the tops of the two vertical supports 11, an opening 121 is arranged at the front end of the sliding base 12, the rear end of the sliding base is sealed, an end sealing plate 13 detachably connected with the sliding base is arranged at the opening 121 of the sliding base 12, a bearing seat 14 slidably connected with the sliding base is arranged in the sliding base 12, a linear driving device 15 for driving the bearing seat 14 to slide backwards is arranged on the end sealing plate 13, a lifting device 16 is arranged on the inner side of the vertical support 11, and a receiving device 17 for receiving an end shaft 21 is arranged on the lifting device 16.

The end closure plate 13 is detachably connected with the sliding base 12 through bolts.

The linear driving device 15 is a hydraulic cylinder which is disposed on the front surface of the end closure plate 13, and a piston rod of the hydraulic cylinder penetrates the end closure plate 13.

The lifting device 16 comprises a driving shaft 161 arranged at the lower part between the two vertical supports 11, two ends of the driving shaft 161 are in bearing connection with the vertical supports 11, the driving shaft 161 is connected with a power device 162, a first chain wheel 1611 is arranged on the driving shaft 161 at a position corresponding to the end shaft 21, a second chain wheel 163 is arranged on the inner side of each vertical support 11 at a position corresponding to the first chain wheel 1611, the second chain wheel 163 is in bearing connection with the corresponding vertical support 11, a lifting chain 164 is wound between the corresponding first chain wheel 1611 and the corresponding second chain wheel 163, and a bearing device 17 is fixedly connected to the lifting chain 164.

The power device 162 is a speed reduction motor, the driving shaft 161 is provided with a third chain wheel 1612, and an output shaft of the speed reduction motor is connected with the third chain wheel 1612 through the speed reduction motor chain wheel and a driving chain arranged at the end part of the speed reduction motor.

The receiving device 17 is rectangular, and a receiving groove 171 matched with the end shaft 21 is arranged on the receiving device 17.

The receiving device 17 is bolted or welded to the lifting chain 164.

When the embossing roll is taken down from the roll changing device and a new embossing roll is installed, the process comprises the following steps:

1. the operator turns on the speed reducing motor, the speed reducing motor drives the first chain wheel 1611 to rotate through the driving shaft 161, and the first chain wheel 1611 drives the lifting chain 164 to work and simultaneously drives the second chain wheel 163 to rotate.

2. The lifting chain 164 drives the supporting device 17 to rise to the highest point, and the speed reducing motor is turned off.

3. The operator removes the end closure plate 13 from the slide carriage 12.

4. The operator manually pulls the embossing roll 2 to slide forward, the bearing block 14 slides forward along the slide 12 and slides out, and the end shaft 21 falls into the corresponding receiving groove 171.

5. The operator starts the gear motor, which drives the supporting device 17 to descend to the lowest point.

6. The operator takes the embossing roll 2 out of the receiving device 17.

7. The operator takes the embossing roll 2 out of the bearing block 14.

8. The operator places a new embossing roll 2 in the bearing housing 14.

9. The operator places a new embossing roll 2 in the receiving device 17.

10. The operator lifts the new embossing roll 2 to the highest point by the speed reducing motor.

11. The operator takes the new embossing roll 2 out of the receiving device 17 and pushes it backwards, bringing the bearing block 14 into the slide 12.

12. The operator mounts the end closure plate 13 on the slide carriage 12.

13. The operator opens the hydraulic cylinder, and the piston rod of the hydraulic cylinder pushes the bearing seat 14 to slide backwards in the sliding seat 12 to the rear limit.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in any way, and those skilled in the art can make various changes and modifications to the equivalent embodiments without departing from the scope of the present invention, and all such changes, modifications, equivalents and improvements that can be made to the above embodiments without departing from the technical spirit of the present invention are within the spirit and principle of the present invention.

Claims

1. The utility model provides a roll changing device, includes frame (1), frame (1) erects support (11) including controlling two, its characterized in that, two erect support (11) top symmetries and set up slide (12), the front end of slide (12) sets up opening (121), the rear end is sealed, slide (12) locate to set up rather than dismantling end seal board (13) of being connected at opening (121), set up bearing frame (14) rather than sliding connection in slide (12), set up on end seal board (13) and be used for driving bearing frame (14) gliding linear drive device (15) backward, erect support (11) inboard and set up elevating gear (16), set up on elevating gear (16) and be used for accepting receiving supporting arrangement (17) of end shaft (21).

2. A roll-changing apparatus as claimed in claim 1, characterized in that the end closure plate (13) is detachably connected to the slide (12) by means of bolts.

3. A roll-changing apparatus according to claim 1, characterized in that the linear drive means (15) is a hydraulic cylinder which is arranged on the front surface of the end closure plate (13) and the piston rod of which passes through the end closure plate (13).

4. A roll changing device according to claim 1, characterized in that the lifting device (16) comprises a driving shaft (161) arranged at the lower part between the two vertical supports (11), both ends of the driving shaft (161) are connected with the vertical supports (11) by bearings, the driving shaft (161) is connected with a power device (162), a first chain wheel (1611) is arranged on the driving shaft (161) at a position corresponding to the end shaft (21), a second chain wheel (163) is arranged on the inner side of the vertical support (11) at a position corresponding to the first chain wheel (1611), the second chain wheel (163) is connected with the corresponding vertical support (11) by bearings, a lifting chain (164) is wound between the corresponding first chain wheel (1611) and the second chain wheel (163), and a bearing device (17) is fixedly connected on the lifting chain (164).

5. A roll-changing device according to claim 4, characterized in that the power means (162) is a reduction motor, that the drive shaft (161) is provided with a third chain wheel (1612), and that the output shaft of the reduction motor is connected to the third chain wheel (1612) by means of a reduction motor chain wheel and a drive chain provided at its ends.

6. A roll-changing device according to claim 4, characterized in that the receiving means (17) is of rectangular configuration, and that the receiving means (17) is provided with receiving grooves (171) matching the stub shafts (21).

7. A roll changing device according to claim 4, characterized in that the receiving means (17) is bolted or welded to the lifting chain (164).