CN212863618U

CN212863618U - Uncoiler drum mechanism

Info

Publication number: CN212863618U
Application number: CN202020211014.9U
Authority: CN
Inventors: 邓伟; 倪俊; 徐丹锋
Original assignee: Changzhou Zhuyue Machinery Co ltd
Current assignee: Changzhou Zhuyue Machinery Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2021-04-02
Anticipated expiration: 2030-02-25

Abstract

The utility model provides an uncoiler reel mechanism, including main shaft, pyramid cover, sector plate and the harmomegathus jar, be equipped with the pull rod in the main shaft, the harmomegathus jar is established the one end of main shaft, its piston rod with the pull rod is connected, the pull rod can axial displacement under the drive of harmomegathus jar, pyramid cover is established the main shaft outer and with main shaft fixed connection, the sector plate is equipped with 4, and its corresponds the cover and establishes outside the pyramid cover to accessible slip subassembly with pyramid cover radial sliding connection. The utility model provides an uncoiler reel mechanism, through the cooperation of main shaft, pull rod, pyramid cover, sector plate and rising and contracting jar, the rising and contracting jar drives the pull rod and removes to control the pyramid cover that drives main epaxial and remove, the slope on the pyramid promotion sector plate that the pyramid was sheathe in makes sector plate radial slide, and during the slip, the action of breathing out in the turn can be ensured in step to spacing portion on the sector plate, makes several sector plate excircles be in on same circumference all the time.

Description

Uncoiler drum mechanism

The technical field is as follows:

the utility model relates to an uncoiler technical field, concretely relates to uncoiler reel mechanism.

Background art:

the uncoiler is important equipment on a strip continuous production line, is mainly used for expanding and tightening a strip coil and simultaneously opening a strip head of a strip to be fed into the production line so as to realize an uncoiling function, and mainly comprises a coiling drum and a gear box, wherein the coiling drum mainly comprises a pyramid shaft, a fan-shaped plate and other mechanisms. The relative radial gliding slip subassembly structure of decoiler reel mechanism sector plate among the existing equipment is complicated with the pyramid cover, and the part is more, and difficult assembly and easy problem appear, and when the sector plate slided under the effect of pyramid cover, there was not spacing portion between slip portion and the pyramid cover, the skew easily appears in the orbit of having a specified duration, and the breathing action can not be synchronous, and several sector plate excircles can not be in on same circumference all the time, lead to the fact the influence to product quality.

The utility model has the following contents:

the utility model aims at the defect of prior art, provide an uncoiler reel mechanism that can solve above-mentioned problem.

Realize the utility model discloses the technical scheme of purpose is: a reel mechanism of an uncoiler comprises a main shaft, a pyramid sleeve, sector plates and an expansion and contraction cylinder, wherein a pull rod is arranged in the main shaft, the expansion and contraction cylinder is arranged at one end of the main shaft, a piston rod of the expansion and contraction cylinder is connected with the pull rod, the pull rod can axially move under the driving of the expansion and contraction cylinder, the pyramid sleeve is arranged outside the main shaft and fixedly connected with the main shaft, the sector plates are provided with 4 blocks which are correspondingly sleeved outside the pyramid sleeve and can be radially and slidably connected with the pyramid sleeve through sliding components, when the sector plates radially slide relative to the pyramid sleeve, cambered surfaces of the 4 sector plates are all positioned on the same circumference, each sliding component comprises a positioning block and a sliding block, the positioning block is fixed on the main shaft and correspondingly arranged on one side of the sector plate, the sliding block is fixed on the sector plate and is radially and slidably connected with the positioning block along the main shaft, and the fan-shaped plate is provided with a plurality of limiting sliding parts matched with the pyramid sleeves.

Furthermore, the positioning block is I-shaped, the bottom of the positioning block is fixed on the spindle, one end of the sliding block is fixedly connected with the sector plate, and the other end of the sliding block penetrates through the positioning block and is in radial sliding connection with the positioning block along the spindle.

Furthermore, the sliding part comprises two grooves, slope surfaces and two limiting parts which are communicated, the two limiting parts are symmetrically arranged on two sides of the sliding part and correspondingly arranged at the connecting parts of the grooves and the slope surfaces.

Furthermore, the bottom of the limiting part is fixed on the fan-shaped plate, and the top of the limiting part is bent inwards to form an accommodating cavity matched with the pyramid sleeve.

Further, a shaft sleeve is arranged between the main shaft and the pull rod.

Further, the end part of the spindle is detachably connected with a spindle head through a connecting plate.

Furthermore, a bearing chamber is arranged on the shaft head, and a bearing is arranged in the bearing chamber.

Furthermore, the spindle head is sleeved with a supporting sleeve.

Furthermore, an arc-shaped diameter increasing plate is detachably arranged on the fan-shaped plate, the bottom of the arc-shaped diameter increasing plate is attached to the top surface of the fan-shaped plate, and the top of the arc-shaped diameter increasing plate is positioned on the same circumference.

The utility model discloses uncoiler reel mechanism's beneficial effect is:

the utility model provides an uncoiler reel mechanism, through the cooperation of main shaft, pull rod, pyramid cover, sector plate and rising shrink jar, the rising shrink jar drives the pull rod and removes to control, remove about driving the epaxial pyramid cover of main shaft, the slope on the pyramid promotion sector plate that the pyramid was sheathe in makes sector plate radial slide, and during the slip, spacing portion on the sector plate can prevent the pyramid path skew on the slope, and the action uniformity of breathing out is good, and the action of breathing out is synchronous, makes several sector plate excircles be in on same circumference all the time. The sliding assembly with the sector plates and the pyramid sleeves sliding in the radial direction is simple in structure, firm in connection, small in number of parts, space-saving and easy to assemble.

Description of the drawings:

figure 1 is a schematic structural diagram of the present invention,

FIG. 2 is an enlarged schematic view of a circle part of the present invention,

figure 3 is a schematic cross-sectional view of the present invention,

figure 4 is a front view of the sector plate,

fig. 5 is a sectional view of the sector plate.

In the figure: the device comprises a main shaft 1, a pull rod 2, a pyramid sleeve 3, a sector plate 4, a position-limiting sliding part 41, a groove 411, a slope surface 412, a position-limiting part 413, a tooth profile 42, a threaded hole 43, a positioning block 5, a sliding block 6, a shaft sleeve 7, an expansion and contraction cylinder 8, a shaft head 9, a support sleeve 91, a bearing 92, a shaft end baffle 93, a connecting plate 10 and an arc diameter-increasing plate 11.

The specific implementation mode is as follows:

the following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined.

Referring to fig. 1 and 2, the winding drum mechanism of the uncoiler comprises a main shaft 1, a pyramid sleeve 3, a sector plate 4 and an expansion and contraction cylinder 8. The spindle 1 is internally provided with a pull rod 2, the expansion and contraction cylinder 8 is arranged at one end of the spindle 1, a piston rod of the expansion and contraction cylinder is connected with the pull rod 2, and the pull rod 2 can move axially under the driving of the expansion and contraction cylinder 8. The pyramid cover 3 is sleeved outside the main shaft 1 and fixedly connected with the main shaft 1, and the sector plate 4 is provided with 4 blocks which are correspondingly sleeved outside the pyramid cover 3 and can be in radial sliding connection with the pyramid cover 3 through a sliding assembly. And when the fan-shaped plates slide relative to the pyramid sleeve 3 in the radial direction, the cambered surfaces of the 4 fan-shaped plates 4 are all positioned on the same circumference. The sector plate 4 is detachably provided with an arc-shaped diameter increasing plate 11, the bottom of the arc-shaped diameter increasing plate 11 is attached to the top surface of the sector plate 4, and the tops of the arc-shaped diameter increasing plates are positioned on the same circumference. Because the outer surface of the winding drum is frequently contacted with a steel belt and is subjected to mechanical friction, the diameter increasing plate 11 is made of high-strength and wear-resistant materials and can be connected and detached with the sector plates, the service life of the winding drum is prolonged, and the winding drum is easy to install and replace.

In addition, in order to prolong the service life of the main shaft 1 and the pull rod 2, a shaft sleeve 7 is arranged between the main shaft 1 and the pull rod 2. The spindle head 9 and the spindle 1 are detachably connected through a connecting plate 10, and therefore overhaul is facilitated. The shaft head 9 is provided with a bearing chamber, and a bearing 92 is arranged in the bearing chamber. The spindle nose 9 overcoat is equipped with supports cover 91, support cover 91 establishes spindle nose head end.

The sliding assembly comprises a positioning block 5 and a sliding block 6, the positioning block 5 is fixed on the spindle 1 and correspondingly arranged on one side of the sector plate 4, the sliding block 6 is fixed on the sector plate 4 and is in sliding connection with the positioning block 5 in the vertical direction along the radial direction of the spindle, and a plurality of limiting sliding parts 41 matched with the pyramid sleeves 3 are arranged on the sector plate 4. Specifically, the positioning block 5 is i-shaped, the bottom of the positioning block is fixed on the spindle 1, one end of the sliding block 6 is fixedly connected with the sector plate 4, and the other end of the sliding block penetrates through the positioning block 5 and is in sliding connection with the positioning block 5 along the radial direction of the spindle.

Referring to fig. 3 to 5, the sector plate includes a tooth form 42 and a limiting sliding portion 41, the limiting sliding portion 41 includes a groove 411, a slope surface 412 and a limiting portion 413 which are communicated, and two limiting portions 413 are provided, symmetrically provided at two sides of the limiting sliding portion 41 and correspondingly provided at a connection position of the groove 411 and the slope surface 412. In addition, the bottom of the limiting part 413 is fixed on the sector plate 4, and the top is bent inwards to form the accommodating cavity matched with the pyramid sleeve 3. Two rows of threaded holes 43 are uniformly formed in the sector plates above sea and are used for being connected with the arc-shaped diameter increasing plates.

The utility model discloses at the during operation, the expansion and contraction jar 8 drives and removes about pull rod 2 to control the pyramid cover 3 that drives on the main shaft 1, pyramid on the pyramid cover 3 promotes the slope 412 of limiting slide 41 on the sector plate 4, makes sector plate 4 along main shaft 1 radial slide under the drive of slip subassembly.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides an uncoiler reel mechanism, includes main shaft (1), pyramid cover (3), sector plate (4) and expansion and contraction jar (8), be equipped with pull rod (2), its characterized in that in main shaft (1): the expanding and contracting cylinder (8) is arranged at one end of the main shaft (1), a piston rod of the expanding and contracting cylinder is connected with the pull rod (2), the pull rod (2) can axially move under the driving of the expanding and contracting cylinder (8), the pyramid sleeve (3) is sleeved outside the main shaft (1) and fixedly connected with the main shaft (1), the sector plates (4) are correspondingly sleeved outside the pyramid sleeve (3) and are radially and slidably connected with the pyramid sleeve (3) through sliding components, when the sector plates slide radially relative to the pyramid sleeve (3), the cambered surfaces of the 4 sector plates (4) are all positioned on the same circumference, each sliding component comprises a positioning block (5) and a sliding block (6), the positioning block (5) is fixed on the main shaft (1) and correspondingly arranged on one side of the sector plate (4), and the sliding block (6) is fixed on the sector plate (4), and is connected with the positioning block (5) in a sliding way along the radial direction of the main shaft, and a plurality of limiting sliding parts (41) matched with the pyramid sleeves (3) are arranged on the fan-shaped plate (4).

2. The unwinder drum mechanism of claim 1, wherein: the positioning block (5) is I-shaped, the bottom of the positioning block is fixed on the main shaft (1), one end of the sliding block (6) is fixedly connected with the sector plate (4), and the other end of the sliding block penetrates through the positioning block (5) and is in radial sliding connection with the positioning block (5) along the main shaft.

3. The unwinder drum mechanism of claim 1, wherein: the limiting sliding part (41) comprises a groove (411), a slope surface (412) and two limiting parts (413) which are communicated, wherein the two limiting parts (413) are symmetrically arranged on two sides of the sliding part (41) and are correspondingly arranged at the connecting position of the groove (411) and the slope surface (412).

4. The unwinder drum mechanism of claim 3, wherein: the bottom of the limiting part (413) is fixed on the fan-shaped plate (4), and the top of the limiting part is bent inwards to form an accommodating cavity matched with the pyramid sleeve (3).

5. The unwinder drum mechanism of claim 1, wherein: and a shaft sleeve (7) is arranged between the main shaft (1) and the pull rod (2).

6. The unwinder drum mechanism of claim 1, wherein: the end part of the main shaft (1) is detachably connected with a shaft head (9) through a connecting plate (10).

7. The unwinder drum mechanism of claim 6, wherein: and a bearing chamber is arranged on the shaft head (9), and a bearing (92) is arranged in the bearing chamber.

8. The unwinder drum mechanism of claim 6, wherein: the shaft head (9) is sleeved with a supporting sleeve (91).

9. The unwinder drum mechanism of claim 1, wherein: the arc-shaped diameter increasing plate (11) is detachably arranged on the sector plate (4), the bottom of the arc-shaped diameter increasing plate (11) is attached to the top surface of the sector plate (4), and the tops of the arc-shaped diameter increasing plate and the sector plate are positioned on the same circumference.