CN214455572U

CN214455572U - Hanging rack used for matching with large-size paper conveying head

Info

Publication number: CN214455572U
Application number: CN202120699092.2U
Authority: CN
Inventors: 徐培泽
Original assignee: Zhejiang Jucheng Machinery Technology Co ltd
Current assignee: Zhejiang Jucheng Machinery Technology Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-10-22
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a hanging rack for matching with a large-size paper feeding head, which comprises a fixed seat, an X-direction driving shaft, an X-direction bevel gear, a Y-direction first bevel gear, a Y-direction second bevel gear, a Y-direction driven shaft, a Z-direction bevel gear, a Z-direction internal thread pipe, a Z-direction screw rod, an upper movable plate, a lower movable plate, a left Z-direction guide column and a right Z-direction guide column; the Y-direction first bevel gear is meshed with the X-direction bevel gear; the Z-direction bevel gear is meshed with the Y-direction second bevel gear; the left Z-direction guide column and the right Z-direction guide column respectively can penetrate through the fixed seat in the Z direction and can move up and down; z is to screw rod threaded connection in the Z to the internal thread pipe, and the upper end of Z to the screw rod supports and leans on in the middle part of last fly leaf, and the lower extreme of Z to the screw rod forms the free end. During the in-service use, defeated paper head fixed mounting is in activity board below down, the utility model discloses a motion of activity board under multiunit bevel gear cooperation "lead screw structure" realization, novel structure not only drives through the motor moreover, and it can be applicable to the great defeated paper head of size.

Description

Hanging rack used for matching with large-size paper conveying head

Technical Field

The utility model relates to a paper guide part especially indicates a stores pylon that is used for adjusting the height of the great paper feed head of size.

Background

The paper feeder is an important part of modern offset press, and its function is to automatically, accurately and smoothly feed paper to the positioning or printing device according to a certain rule.

The height of the paper feeding head on the paper feeder is required to be adjusted according to different paper conveying requirements, and the up-down height adjustment of the paper feeding head is very critical and can influence the paper feeding efficiency and the overall working efficiency.

The first stores pylon of paper feed among the prior art mostly is the hand wheel and directly drives lead screw pivoted structure, for example: patent CN210709799U and patent CN202944902U, this structure is generally only suitable for cooperating with a smaller sized paper feeding head.

SUMMERY OF THE UTILITY MODEL

The utility model provides a stores pylon for cooperating large size paper feed head, its aim at overcome prior art's stores pylon can only be applicable to the problem of the less paper feed head of size.

In order to achieve the purpose, the utility model provides a technical scheme as follows:

a hanging rack for matching with a large-size paper conveying head comprises a fixed seat, an X-direction driving shaft, an X-direction bevel gear, a Y-direction first bevel gear, a Y-direction second bevel gear, a Y-direction driven shaft, a Z-direction bevel gear, a Z-direction internal thread pipe, a Z-direction screw rod, an upper movable plate, a lower movable plate, a left Z-direction guide column and a right Z-direction guide column which are same in length, wherein the X-direction driving shaft, the Y-direction driven shaft and the Z-direction internal thread pipe are all arranged on the fixed seat; the X-direction bevel gear is fixedly sleeved on the X-direction driving shaft; the Y-direction first bevel gear and the Y-direction second bevel gear are respectively fixedly sleeved at two ends of the Y-direction driven shaft, and the Y-direction first bevel gear is meshed with the X-direction bevel gear; the Z-direction bevel gear is fixedly sleeved at the lower end of the Z-direction internal thread pipe and is meshed with the Y-direction second bevel gear; the upper end and the lower end of the left Z-direction guide column are respectively fixed on the left sides of the upper movable plate and the lower movable plate, the upper end and the lower end of the right Z-direction guide column are respectively fixed on the right sides of the upper movable plate and the lower movable plate, and the left Z-direction guide column and the right Z-direction guide column respectively penetrate through the fixed seat in the Z direction and can move up and down relative to the fixed seat; z is to screw rod threaded connection in the Z to the internal thread pipe, and the upper end of Z to the screw rod supports and leans on in the middle part of last fly leaf, and the lower extreme of Z to the screw rod forms the free end.

In a preferred embodiment, a positioning hole is formed in the middle of the upper movable plate, the diameter of the positioning hole is smaller than the outer diameter of the Z-direction screw, and the upper end of the Z-direction screw abuts against the lower port of the positioning hole.

In a recommended embodiment, the hanger further comprises a motor assembly, and the motor assembly drives the X-direction driving shaft to rotate.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect: during the in-service use, defeated paper head fixed mounting is in activity board below down, the utility model discloses a motion of activity board under multiunit bevel gear cooperation "lead screw structure" realization, novel structure not only drives through the motor moreover, and it can be applicable to the great defeated paper head of size.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic sectional view along a-a direction in fig. 1.

Fig. 3 is a schematic cross-sectional view taken along the direction B-B in fig. 2.

Detailed Description

For further understanding of the present invention, the present invention will be described in detail with reference to the following examples, which are provided for illustration of the present invention but are not intended to limit the scope of the present invention.

Referring to fig. 1 and 3, a hanger for a large-sized sheet feeding head includes a fixed base 1, an X-direction driving shaft 21, an X-direction bevel gear 22, a Y-direction first bevel gear 31, a Y-direction second bevel gear 32, a Y-direction driven shaft 33, a Z-direction bevel gear 41, a Z-direction female screw 42, a Z-direction screw 43, an upper movable plate 5, a lower movable plate 6, a motor assembly (not shown), and left and right Z-

direction columns

71 and 72 having the same length.

As can be seen from fig. 1, the fixing base 1 is substantially "I" shaped, and includes a left side plate 11, a right side plate 12 and a middle connecting base 13, a left end of the connecting base 13 is fixedly connected to a middle portion of the left side plate 11, a right end of the connecting base 13 is fixedly connected to a middle portion of the right side plate 12, and referring to fig. 3, as can be seen from fig. 3, an assembly cavity 10 with an open lower end is formed inside the connecting base 13. The X-direction driving shaft 21 is rotatably erected between the left side plate 11 and the right side plate 12 which are oppositely arranged, the X-direction driving shaft 21 is connected with a motor assembly (not shown in the figure), and the motor assembly drives the X-direction driving shaft 21 to rotate.

With reference to fig. 1, the X-direction bevel gear 22 is fixedly sleeved on the X-direction driving shaft 21, and the X-direction bevel gear 22 rotates synchronously with the X-direction driving shaft 21. Referring to fig. 2 and 3, the Y-direction driven shaft 33 is rotatably mounted on the connecting seat 1, the Y-direction first bevel gear 31 and the Y-direction second bevel gear 32 are respectively and fixedly sleeved at two ends of the Y-direction driven shaft 33, and the Y-direction first bevel gear 31 is meshed with the X-direction bevel gear 22; a second Y-direction bevel gear 32 is located in the assembly chamber 10.

Referring to fig. 3, the Z-direction female screw pipe 42 is rotatably inserted into the assembly chamber 10 from top to bottom, the Z-direction bevel gear 41 is fixedly sleeved on the lower end of the Z-direction female screw pipe 42, the Z-direction bevel gear 41 is located in the assembly chamber 10, and the Z-direction bevel gear 41 is engaged with the Y-direction second bevel gear 32.

Referring to fig. 1 and 3, the upper movable plate 5 and the lower movable plate 6 are distributed in the X direction, the upper movable plate 5 and the lower movable plate 6 are respectively located above and below the fixing base 1, and the upper movable plate 5 and the lower movable plate 6 are parallel to each other. The left Z-guide column 71 is inserted through the left side plate 11 so as to be movable up and down (Z-movement), and upper and lower ends of the left Z-guide column 71 are fixed to left sides of the upper movable plate 5 and the lower movable plate 6, respectively. The right Z-guide column 72 is inserted through the right side plate 12 to be movable up and down (Z-movement), and upper and lower ends of the right Z-guide column 72 are fixed to right sides of the upper movable plate 5 and the lower movable plate 6, respectively.

With continued reference to fig. 1, 2 and 3, the Z-screw 43 is threadedly connected to the Z-internally threaded tube 42 (which forms a screw-threaded fit), the upper end of the Z-screw 43 abuts against the middle portion of the upper movable plate 5, and the lower end of the Z-screw 43 is located in the assembly chamber 10 and forms a free end.

In the preferred embodiment, the middle of the upper movable plate 5 is provided with a positioning hole 51, the diameter of the positioning hole 51 is smaller than the outer diameter of the Z-direction screw 43, and the upper end of the Z-direction screw 43 abuts against the lower port of the positioning hole 51.

The action process of the utility model is as follows:

the motor assembly drives the X-direction driving shaft 21 and the X-direction bevel gear 22 on the X-direction driving shaft 21 to rotate, the X-direction bevel gear 22 drives the Y-direction first bevel gear 31, the Y-direction driven shaft 33 and the Y-direction second bevel gear 32 to rotate simultaneously, the Y-direction second bevel gear 32 drives the Z-direction bevel gear 41 and the Z-direction internal thread pipe 42 to rotate, the Z-direction internal thread pipe 42 and the Z-direction screw 43 are in threaded fit (screw rod structure fit), and the fixing seat 1 is fixed, so when the Z-direction internal thread pipe 42 rotates, the Z-direction screw 43 moves up and down to push the upper movable plate 5 to move up and down, the upper movable plate 5 is fixedly connected with the lower movable plate 6 through the left Z-direction column 71 and the right Z-direction column 72, and therefore, when the upper movable plate 5 moves up and down (Z-direction movement), the lower movable plate 5 and a paper conveying head (not shown in the figure) fixedly arranged below the lower movable plate 5 can also move up and down, The lower movement is carried out, and the adjustment of the working height of the paper conveying head is further realized.

The present invention has been described in detail with reference to the embodiments, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A hanger for accommodating a large-sized sheet feeding head, comprising: the X-direction driving shaft, the Y-direction driven shaft and the Z-direction guiding column are arranged on the fixed seat; the X-direction bevel gear is fixedly sleeved on the X-direction driving shaft; the Y-direction first bevel gear and the Y-direction second bevel gear are respectively fixedly sleeved at two ends of the Y-direction driven shaft, and the Y-direction first bevel gear is meshed with the X-direction bevel gear; the Z-direction bevel gear is fixedly sleeved at the lower end of the Z-direction internal thread pipe and is meshed with the Y-direction second bevel gear; the upper end and the lower end of the left Z-direction guide column are respectively fixed on the left sides of the upper movable plate and the lower movable plate, the upper end and the lower end of the right Z-direction guide column are respectively fixed on the right sides of the upper movable plate and the lower movable plate, and the left Z-direction guide column and the right Z-direction guide column respectively penetrate through the fixed seat in the Z direction and can move up and down relative to the fixed seat; z is to screw rod threaded connection in the Z to the internal thread pipe, and the upper end of Z to the screw rod supports and leans on in the middle part of last fly leaf, and the lower extreme of Z to the screw rod forms the free end.

2. The hanger according to claim 1, wherein: the middle part of going up the fly leaf is equipped with the locating hole, and the aperture of this locating hole is less than the external diameter of Z to the screw rod, the upper end of Z to the screw rod supports and leans on in the lower port department of above-mentioned locating hole.

3. The hanger according to claim 1, wherein: the hanger further comprises a motor assembly, and the motor assembly drives the X-direction driving shaft to rotate.