CN217798152U - Hydraulic cantilever type uncoiler - Google Patents

Abstract

The utility model discloses a hydraulic pressure cantilever type decoiler, including the box and with the cantilever main shaft that the box rotates to be connected, be equipped with balancing unit in the box, balancing unit includes the balancing weight and is located the screw sleeve of balancing weight block, the cantilever main shaft runs through balancing weight and screw sleeve, screw sleeve with cantilever main shaft threaded connection is equipped with the slide rail that extends along the cantilever main shaft direction in the box, slide rail sliding connection has the slider, the slider with the balancing weight fixed connection, be equipped with gear and drive gear pivoted driving piece on the balancing weight, gear and screw sleeve meshing transmission; the utility model discloses a be equipped with the balancing weight on the cantilever main shaft of hydraulic pressure cantilever type decoiler, can balance the atress at cantilever main shaft both ends, prevent that cantilever main shaft both ends atress is uneven, prevent effectively that the decoiler from taking place the unstable phenomenon of focus at the in-process of opening a book.

Description

Hydraulic cantilever type uncoiler

Technical Field

The utility model relates to a metal sheet processing auxiliary assembly technical field specifically is a hydraulic pressure cantilever type decoiler.

Background

The uncoiler is special equipment for leveling metal plates, and a machine body is of a welded box structure. There are many types of unwinders, and some of the problems common to these unwinders in structural design and mechanical design are: the cantilever stress of cantilever type decoiler is great, causes the cantilever main shaft both ends atress uneven easily, leads to whole decoiler focus to the direction skew of cantilever, at the in-process of opening a book, easily takes place the unstable phenomenon of decoiler focus.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one technical problem mentioned in the background art, the utility model aims to provide a hydraulic pressure cantilever type decoiler.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a hydraulic pressure cantilever type decoiler, includes the box and rotates the cantilever main shaft of being connected with the box, be equipped with balancing unit in the box, balancing unit includes the balancing weight and is located the threaded sleeve of balancing weight, the cantilever main shaft runs through balancing weight and threaded sleeve, threaded sleeve with cantilever main shaft threaded connection is equipped with the slide rail that extends along the cantilever main shaft direction in the box, slide rail sliding connection has the slider, the slider with balancing weight fixed connection, be equipped with gear and drive gear pivoted driving piece on the balancing weight, gear and threaded sleeve meshing transmission, the balancing weight with be equipped with the constant head tank that is used for carrying out axial positioning to balancing weight and threaded sleeve on one of them of threaded sleeve, be equipped with the setting element that matches with the constant head tank on another.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be equipped with the balancing weight on the cantilever main shaft of hydraulic pressure cantilever type decoiler, can balance the atress at cantilever main shaft both ends, prevent that cantilever main shaft both ends atress is uneven, effectively prevent that the decoiler from taking place the unstable phenomenon of focus at the in-process of opening a book.

Preferably, be equipped with overspeed device tensioner on the cantilever main shaft, overspeed device tensioner includes a plurality of tensioning piece and is used for adjusting the mechanism that opens and shuts of interval between a plurality of tensioning piece.

Preferably, the mechanism that opens and shuts is including setting firmly the epaxial shell of cantilever main, setting firmly first star type dish in the shell and with first star type dish sliding connection's second star type dish, it has the first spout of a plurality of to open on the first star type dish, it has a plurality of second spout to open on the second star type dish, the inner wall of shell is opened has the spacing spout of a plurality of, sliding connection has spacing slider in the spacing spout, the one end of tensioning piece is equipped with the connecting block, connecting block and first spout and second spout sliding connection to with spacing slider fixed connection.

Preferably, the shell is provided with an adjusting sliding groove, the second star-shaped disc is provided with an adjusting sliding block, and the adjusting sliding block is connected with the adjusting sliding groove in a sliding mode.

Preferably, the driving part is a first motor, and the first motor has a self-locking function.

Preferably, the box body is provided with a second motor, and the cantilever main shaft is fixedly arranged at the output end of the second motor.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 isbase:Sub>A cross-sectional view taken at A-A "of FIG. 3;

fig. 5 is an exploded view of the present invention;

FIG. 6 is a diagram of the operating condition of the tensioner;

FIG. 7 is a cross-sectional view taken at B-B "of FIG. 4;

in the figure:

1. a box body; 11. a slide rail; 2. a cantilever spindle; 3. a tensioning device; 31. a housing; 311. adjusting the sliding chute; 312. a limiting chute; 32. a tensioning member; 321. a limiting slide block; 322. connecting blocks; 33. a second star plate; 331. adjusting the sliding block; 332. a second chute; 34. a first star plate; 341. a first chute; 4. a balancing device; 41. a balancing weight; 411. positioning a groove; 42. a threaded sleeve; 421. a positioning member; 43. a slider; 44. an electric wire; 45. a gear; 46. a drive member; 5. a second motor is provided.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present embodiment provides a hydraulic cantilever type uncoiler, including a box 1 and a cantilever spindle 2 rotatably connected to the box 1, wherein the box 1 is provided with a second motor 5, and the cantilever spindle 2 is fixedly disposed at an output end of the second motor 5; the second motor 5 drives the cantilever spindle 2 to rotate.

For the stress of the balancing device, a balancing device 4 is arranged in the box body 1, the balancing device 4 comprises a balancing weight 41 and a threaded sleeve 42 located in the balancing weight 41, the cantilever spindle 2 penetrates through the balancing weight 41 and the threaded sleeve 42, the threaded sleeve 42 is in threaded connection with the cantilever spindle 2, a sliding rail 11 extending along the direction of the cantilever spindle 2 is arranged in the box body 1, the sliding rail 11 is connected with a sliding part 43 in a sliding manner, the sliding part 43 is fixedly connected with the balancing weight 41, in the working process of the second motor 5, metal plates on the cantilever spindle 2 are gradually reduced, the weight is gradually reduced, at this time, the balancing weight 41 is driven to move towards the direction far away from the second motor 5 through the rotation of the cantilever spindle 2, and the stress of the cantilever spindle 2 can be adjusted.

In order to axially position the counterweight block 41 and the threaded sleeve 42, one of the counterweight block 41 and the threaded sleeve 42 is provided with a positioning slot 411, and the other is provided with a positioning piece 421 for matching the positioning slot 411.

In this embodiment, the counterweight 41 is provided with a gear 45 and a driving member 46 for driving the gear 45 to rotate; the driving member 46 is a first motor, and the first motor has a self-locking function; the gear 45 is in meshing transmission with the threaded sleeve 42, namely, the outer wall of the threaded sleeve 42 is provided with meshing teeth, and the inner wall of the threaded sleeve 42 is provided with threads; by controlling the forward and reverse rotation of the first motor, the gear 45 drives the threaded sleeve 42 to rotate, and the position of the counterweight 41 can be manually adjusted.

It should be noted that the threaded sleeve 42 can only rotate under the driving of the gear 45, that is, when the first motor does not work, the threaded sleeve 42 and the counterweight 41 are relatively stationary, the threaded sleeve 42 is in threaded connection with the cantilever spindle 2, and under the rotation of the cantilever spindle 2, the cantilever spindle 2 and the threaded sleeve 42 relatively move to change the position of the counterweight 41, thereby balancing the stress at the two ends of the device.

In this embodiment, in order to facilitate the movement of the weight 41, an electric wire 44 is disposed between the weight 41 and the box 1, and the position of the electric wire 44 is shown in fig. 2.

Referring to fig. 1, in this embodiment, the tension device 3 is disposed on the cantilever spindle 2, the tension device 3 includes a plurality of tension members 32 and an opening and closing mechanism for adjusting a distance between the plurality of tension members 32, a cross-sectional shape of each tension member 32 is a waist shape, the tension members 32 are circumferentially arranged along an outer side of the cantilever spindle 2 at equal intervals, a diameter of a circle defined by the tension members 32 is changed by changing a distance between the tension members 32, an adjustment stroke of the opening and closing mechanism is relatively large, and the tension members 32 can adapt to steel coils with various inner diameters by adjusting the opening and closing mechanism.

Referring to fig. 1 and 5, in the present embodiment, the opening and closing mechanism includes a housing 31 fixed on the cantilever spindle 2, a first star plate 34 fixed in the housing 31, and a second star plate 33 slidably connected to the first star plate 34; a plurality of first sliding grooves 341 are formed on the first star disk 34, a plurality of second sliding grooves 332 are formed on the second star disk 33, and the shapes of the first sliding grooves 341 and the second sliding grooves 332 are shown in fig. 5; the inner wall of the housing 31 is provided with a plurality of limiting sliding grooves 312, and it should be noted that the number of the first sliding grooves 341, the second sliding grooves 332, the limiting sliding grooves 312 and the tensioning members 32 is equal; a sliding block 321 is connected in each limiting sliding groove 312 in a sliding manner, a connecting block 322 is arranged at one end of each tensioning member 32, the connecting block 322 is connected with the first sliding groove 341 and the second sliding groove 332 in a sliding manner and is fixedly connected with the sliding block 321, the sliding block 321 and the tensioning member 32 are fixedly arranged at two ends of the connecting block 322 respectively, and the tensioning member 32 extends in a direction far away from the box body 1; the shell 31 is provided with an adjusting sliding groove 311, the second star-shaped disk 33 is provided with an adjusting sliding block 331, the adjusting sliding block 331 is connected with the adjusting sliding groove 311 in a sliding manner, and the relative positions of the first sliding groove 341 and the second sliding groove 332 are changed by rotating the adjusting sliding block 331, so that the position of the connecting block 322 is changed, and the diameter surrounded by the tensioning member 32 is changed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (6)

1. The utility model provides a hydraulic pressure cantilever type decoiler, includes box (1) and rotates cantilever main shaft (2) of being connected with box (1), its characterized in that, be equipped with balancing unit (4) in box (1), balancing unit (4) include balancing weight (41) and be located threaded sleeve (42) of balancing weight (41), balancing weight (41) and threaded sleeve (42) are run through in cantilever main shaft (2), threaded sleeve (42) with cantilever main shaft (2) threaded connection is equipped with in box (1) along slide rail (11) that cantilever main shaft (2) direction extends, slide rail (11) sliding connection has slider (43), slider (43) with balancing weight (41) fixed connection, be equipped with gear (45) and drive gear (45) pivoted driving piece (46) on balancing weight (41), gear (45) and threaded sleeve (42) meshing transmission, balancing weight (41) with be equipped with on one of them of threaded sleeve (42) and be used for carrying out axial positioning groove (411) to balancing weight (41) and threaded sleeve (42), another locating slot (411) that are used for matching of locating piece (421).

2. A hydraulic cantilever type uncoiler according to claim 1, wherein the cantilever main shaft (2) is provided with a tension device (3), the tension device (3) comprises a plurality of tension members (32) and an opening and closing mechanism for adjusting the distance between the plurality of tension members (32).

3. The hydraulic cantilever type uncoiler according to claim 2, wherein the opening and closing mechanism comprises a housing (31) fixedly arranged on the cantilever main shaft (2), a first star-shaped disk (34) fixedly arranged in the housing (31) and a second star-shaped disk (33) slidably connected with the first star-shaped disk (34), a plurality of first sliding grooves (341) are formed in the first star-shaped disk (34), a plurality of second sliding grooves (332) are formed in the second star-shaped disk (33), a plurality of limiting sliding grooves (312) are formed in the inner wall of the housing (31), a limiting sliding block (321) is slidably connected in the limiting sliding grooves (312), a connecting block (322) is arranged at one end of the tensioning member (32), and the connecting block (322) is slidably connected with the first sliding grooves (341) and the second sliding grooves (332) and is fixedly connected with the limiting sliding block (321).

4. A hydraulic cantilever type uncoiler according to claim 3, wherein the housing (31) is provided with an adjusting chute (311), the second star-shaped disc (33) is provided with an adjusting slider (331), and the adjusting slider (331) is slidably connected with the adjusting chute (311).

5. Hydraulic cantilever unwinder according to claim 1, wherein the driving member (46) is a first motor with self-locking function.

6. Hydraulic cantilever unwinder according to claim 1, wherein the box (1) is provided with a second motor (5) and the cantilever spindle (2) is fixed to the output of the second motor (5).

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