CN217941403U

CN217941403U - Mechanical jaw winding drum

Info

Publication number: CN217941403U
Application number: CN202220821740.1U
Authority: CN
Inventors: 邓立群; 余峰; 胡世标; 吴久福; 徐天佑; 吴致辉
Original assignee: Hunan Kemeida Heavy Industry Co ltd
Current assignee: Hunan Kemeida Heavy Industry Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-12-02
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a mechanical jaw winding drum, which comprises a main shaft, wherein the main shaft is of an octagonal groove structure, a reset device and a guide post are arranged in a square groove, and an axial wedge and a jaw axial wedge are arranged in the other square groove; the novel spindle is characterized in that the interior of the spindle is of a hollow structure, a pull rod capable of driving the spindle to move axially is arranged in the hollow structure, radial wedges are arranged on inclined planes of the axial wedges in a matched mode, radial wedges of a jaw are arranged on the axial wedges in a matched mode, fan-shaped plates are fixedly connected to the tops of the reset devices, and jaw devices are arranged in the radial wedges of the jaw. The utility model discloses a machinery device of keeping silent carries out the coiling operation after the self-holding to the strip head, and the device of keeping silent is automatic when unloading to loosen, guarantees that the coiled material freely unloads the book, and the reel is non-maintaining in the cycle, reduces artifical intensity of labour, improves production efficiency, avoids the pollution of belted steel surface hydraulic oil, can make again when the reel realizes breathing and keep silent and press from both sides tightly and loosen simultaneously, need not to dispose unnecessary power supply.

Description

Mechanical jaw winding drum

Technical Field

The utility model relates to a coiler reel technical field particularly, relates to a machinery reel of keeping silent.

Background

At present in the operation is rolled up to the strip, on in order to roll up the reel with the strip, adopt the equipment of taking hydraulic pressure to keep silent to cooperate the operation of rolling up usually, there is certain defect in the design of current hydraulic pressure keeping silent, appear revealing easily in the use, need regularly change the sealing member, hydraulic oil reveals to cause belted steel surface pollution easily, influences the strip quality, and it is big to change hydraulic seal manual labor intensity. An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem in the correlation technique, the utility model provides a machinery reel of keeping silent can overcome the above-mentioned not enough of prior art.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

a mechanical jaw winding drum comprises a main shaft, wherein the main shaft is of an octagonal groove structure, a reset device and a guide column are arranged in a square groove, and an axial wedge and a jaw axial wedge are arranged in the other square groove; the novel spindle is characterized in that the interior of the spindle is of a hollow structure, a pull rod capable of driving the spindle to move axially is arranged in the hollow structure, radial wedges are arranged on inclined planes of the axial wedges in a matched mode, radial wedges of a jaw are arranged on the axial wedges in a matched mode, fan-shaped plates are fixedly connected to the tops of the reset devices, and jaw devices are arranged in the radial wedges of the jaw.

Furthermore, a first through hole structure groove for axial placement of the jaw device is formed in the radial wedge of the jaw.

Furthermore, the jaw device comprises a fixed sleeve pipe, the fixed sleeve pipe is respectively arranged at two ends of a groove of the jaw radial wedge, one end of the fixed sleeve pipe is fixedly connected with the groove I, the other end of the fixed sleeve pipe is fixedly connected with torsion bars, the torsion bars are fixedly connected through a movable sleeve pipe, and the movable sleeve pipe is fixedly connected with the rotating block through a connecting key; the fixed sleeve and the torsion bar are both sleeved with spacer bushes which are fixedly connected with the rotating block.

Furthermore, the torsion bar is made of spring steel, hexagonal heads are arranged at two ends of the torsion bar, the hexagonal head at one end of the torsion bar is connected with the movable sleeve, and the hexagonal head at the other end of the torsion bar is connected with the fixed sleeve.

Furthermore, limiting plates are arranged at two ends of a groove of the jaw radial wedge, the inner hole of the fixed sleeve is a hexagonal hole, and the hexagonal hole is in clearance fit with the hexagonal head of the torsion bar; and the plane of one side of the hexagonal head of the fixed sleeve is attached to the inclined plane of the limiting plate.

Furthermore, a through hole structure groove II is axially arranged on the rotating block, and a clamping plate is arranged in the groove II.

Furthermore, the non-contact surface of the clamping plate and the groove II is provided with anti-skid teeth.

Furthermore, a plurality of groups of buffers are arranged on the radial wedge of the jaw below the rotating block at equal intervals.

Furthermore, the fan-shaped plate is provided with a blind hole, one end of the guide post is arranged in the blind hole, and the fan-shaped plate can axially reciprocate along the guide post.

The utility model has the advantages that: the mechanical jaw device is used for automatically clamping the head of the strip and then coiling, the jaw device is automatically loosened when coils are unloaded, the coiled materials are free to unload the coils, maintenance is avoided in a coiling drum period, the labor intensity of workers is reduced, the production efficiency is improved, pollution of hydraulic oil on the surface of strip steel is avoided, the coiling drum can clamp and loosen the jaws while expanding and contracting, and redundant power sources do not need to be configured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a first schematic sectional view of a mechanical jaw reel according to an embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structural view of a mechanical jaw reel according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of a mechanical jaw reel when a jaw is clamped according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of a mechanical jaw drum jaw when the jaw is loosened according to an embodiment of the present invention.

Fig. 5 is a schematic view of a mechanical jaw drum jaw part structure according to an embodiment of the present invention

FIG. 6 is a schematic perspective view of FIG. 5

Fig. 7 is a schematic perspective view of a torsion bar 10-3 according to an embodiment of the present invention.

In the figure: 1. the device comprises a rotating block, 2 jaw radial wedges, 3 jaw axial wedges, 4 pull rods, 5 main shafts, 6 axial wedges, 7 radial wedges, 8 guide posts, 9 reset devices, 10 jaw devices, 10-1 fixed sleeves, 10-2 spacer bushes, 10-3 torsion bars, 10-4 movable sleeves, 10-5 limiting plates, 10-6 connecting keys, 10-7 buffers, 10-8 clamping plates and 11 sector plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, 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 all belong to the protection scope of the present invention.

As shown in fig. 1-2, a mechanical jaw reel according to an embodiment of the present invention includes a main shaft 5, wherein the main shaft 5 has an octagonal groove structure, a reset device 9 and a guide post 8 are disposed in a square groove, and an axial wedge 6 and a jaw axial wedge 3 are disposed in the other square groove; the improved spindle is characterized in that the inside of the spindle 5 is of a hollow structure, a pull rod 4 capable of driving the spindle 5 to move axially is arranged in the hollow structure, a radial wedge 7 is arranged on the inclined surface of the axial wedge 6 in a matched mode, a jaw radial wedge 2 is arranged on the axial wedge 3 in a matched mode, a sector plate 11 is fixedly connected to the top of the reset device 9, and a jaw device 10 is arranged in the jaw radial wedge 2.

In a specific embodiment of the present invention, one end of the pull rod 4 is connected to the power source, and the pull rod 4 transmits the axial power back and forth to drive the axial wedge 6 and the jaw axial wedge 3 to move axially.

In a specific embodiment of the utility model, axial slide wedge 6 is placed in 5 side square grooves of main shaft, and axial slide wedge 6 and radial slide wedge 7 phase-match, and axial slide wedge 6 can be relative 5 axial displacement of main shaft.

In a specific embodiment of the utility model, radial slide wedge 7 is placed in 5 side square grooves of main shaft, and radial slide wedge 7 and axial slide wedge 6 phase-match, radial slide wedge 7 can be relative 5 radial movements of main shaft.

In a specific embodiment of the utility model, keep silent radial slide wedge 2 and place in 5 side square grooves of main shaft, keep silent radial slide wedge 2 inclined planes and keep silent axial slide wedge 3 phase-matches, keep silent radial slide wedge 2 can be relative main shaft 5 radial movement.

In a specific embodiment of the utility model, keep silent axial slide wedge 3 and place in 5 side square grooves of main shaft, keep silent axial slide wedge 3 and keep silent radial slide wedge 2 phase-matches, keep silent axial slide wedge 3 can 5 axial displacement of relative main shaft.

In a specific embodiment of the present invention, the reset device 9 is composed of a reset screw, a spring, a cover plate and a spacer ring.

As shown in fig. 3-4, according to the embodiment of the present invention, a mechanical jaw winding drum, a blind hole is provided on the sector plate 11, one end of the guide post 8 is provided in the blind hole, the sector plate 11 can move axially along the guide post 8, in the clamping process of the jaw, the distance between the clamping plate 10-8 and the side surface of the adjacent sector plate 11 is gradually reduced, and when the jaw is clamped, the clamping plate 10-8 contacts and tightly adheres to the side surface of the adjacent sector plate 11.

In a specific embodiment of the present invention, a second through hole structure groove is axially disposed on the rotating block 1, and a clamping plate 10-8 is disposed in the second through hole structure groove.

In a specific embodiment of the present invention, the non-contact surfaces of the clamping plates 10-8 and the grooves are provided with anti-slip teeth, when the jaws clamp tightly, the toothed surfaces of the clamping plates 10-8 contact with the strip, and clamp the strip with the adjacent sector plates 11 under the elastic force, so as to prevent slipping.

As shown in fig. 5-7, according to the embodiment of the present invention, the jaw device 10 includes a fixed sleeve 10-1, the fixed sleeve 10-1 is respectively disposed at two ends of a groove of the radial wedge 2 of the jaw, one end of the fixed sleeve 10-1 is fixedly connected to the groove, the other end of the fixed sleeve 10-1 is fixedly connected to a torsion bar 10-3, the torsion bars 10-3 are fixedly connected to each other through a movable sleeve 10-4, and the movable sleeve 10-4 is fixedly connected to the rotation block 1 through a connection key 10-6; the fixed sleeve 10-1 and the torsion bar 10-3 are both sleeved with a spacer bush 10-2, and the spacer bush 10-2 is fixedly connected with the rotating block 1.

In a specific embodiment of the present invention, a first through hole structure groove for axial placement of the jaw apparatus 10 is provided in the jaw radial wedge 2.

In one embodiment of the present invention, the torsion bar 10-3 is made of spring steel and can deform with axial torque, both ends of the torsion bar 10-3 are provided with hexagonal heads, one end of the torsion bar 10-3 is connected with the movable sleeve 10-4, and the other end of the torsion bar 10-3 is connected with the fixed sleeve 10-1.

In a specific embodiment of the present invention, the jaw radial wedge 2 has a limiting plate 10-5 at each end of the groove, the inner hole of the sleeve 10-1 is a hexagonal hole, and the hexagonal hole is in clearance fit with the hexagonal head of the torsion bar 10-3; and a plane at one side of the hexagonal head of the fixed sleeve 10-1 is attached to the inclined plane of the limiting plate 10-5.

In a specific embodiment of the present invention, the radial wedge 2 of the jaw is arranged with a plurality of sets of buffers 10-7 at equal intervals under the rotating block 1, when the steel plate is tightly clamped, the rotating block 1 rotates to contact with the buffers 10-7, thereby preventing the rigid contact of the parts and providing a small amount of power for the rotating block 1 to reset.

For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.

When the torsion bar device is used specifically, according to the utility model, a winding drum expands and carries the work, the pull rod 4 moves rightwards, the pull rod 4 drives the axial wedge 6 and the jaw axial wedge 3 to move rightwards together, the axial wedge 6 and the jaw axial wedge 3 drive the radial wedge 7 and the jaw radial wedge 2 to move upwards through the inclined plane, the radial wedge 7 and the jaw radial wedge 2 drive the sector plate 11 to move upwards, so as to expand the winding drum, the resetting device 9 installed in the sector plate 11 can be compressed, the jaw device 10 installed inside the jaw radial wedge 2 moves along with the wedge, when the steel plate is inserted, the jaw radial wedge 2 which continuously moves radially can drive the rotating block 1 and the clamping plate 10-8 to clamp the steel plate, because the rotating block 1 and the movable sleeve 10-4 are connected into a whole, the movable sleeve 10-4 also needs to rotate a certain angle, the movable sleeve 10-4 is matched with the torsion bar 10-3 through a hexagonal groove, so that one end of the torsion bar 10-3 rotates a certain angle with the movable sleeve 10-3, the torsion bar is also fixed in the hexagonal groove through the torsion bar 10-3, so that the torsion bar is still pressed as a certain torsion bar, the torsion bar is still pressed.

The winding drum is reduced and the winding is unloaded, the pull rod 4 moves leftwards, the pull rod 4 drives the axial wedge 6 and the jaw axial wedge 3 to move leftwards, the compressed reset device 9 in the sector plate 11 pulls the sector plate 11 to reduce, the sector plate 11 presses the radial wedge 7 and the jaw radial wedge 2 to reduce, so that the winding drum is reduced, when the jaw radial wedge 2 retracts, the gap between the rotating block 1 and the steel plate is enlarged, the rotating block 1 is reset by the torsion generated by the torsion bar 10-3, the jaw is automatically loosened, and the steel plate is separated from the jaw.

To sum up, with the help of the above technical scheme of the utility model, carry out the coiling operation after the self-holding through mechanical vice jaw device to the strip head, vice jaw device is automatic when the coil of strip loosens, guarantees that the coiled material freely unloads the book, and the reel is non-maintaining in the cycle, reduces artifical intensity of labour, improves production efficiency, avoids belted steel surface hydraulic oil's pollution, can make again when the reel realizes breathing to keep silent and press from both sides tightly and loosen simultaneously, need not to dispose unnecessary power supply.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mechanical jaw winding drum comprises a main shaft (5), and is characterized in that the main shaft (5) is of an octagonal groove structure, wherein a reset device (9) and a guide column (8) are arranged in a square groove, and an axial wedge (6) and a jaw axial wedge (3) are arranged in the square groove; the novel clamp is characterized in that the main shaft (5) is internally of a hollow structure, a pull rod (4) capable of driving the main shaft (5) to move axially is arranged in the hollow structure, a radial wedge (7) is arranged on the inclined surface of the axial wedge (6) in a matched mode, a radial wedge (2) is arranged on the jaw in a matched mode, a sector plate (11) is fixedly connected to the top of the resetting device (9) in an equal mode, and a jaw device (10) is arranged in the radial wedge (2) of the jaw.

2. The mechanical jaw spool as claimed in claim 1, characterized in that the jaw radial wedge (2) is provided with a first through-hole structure groove for axial placement of the jaw device (10).

3. The mechanical jaw reel of claim 2, wherein the jaw device (10) comprises a fixed sleeve (10-1), the fixed sleeve (10-1) is respectively arranged at two ends of a groove of the jaw radial wedge (2), one end of the fixed sleeve (10-1) is fixedly connected with the groove, the other end of the fixed sleeve (10-1) is fixedly connected with a torsion bar (10-3), the torsion bars (10-3) are fixedly connected with each other through a movable sleeve (10-4), and the movable sleeve (10-4) is fixedly connected with the rotary block (1) through a connecting key (10-6); the fixed sleeve (10-1) and the torsion bar (10-3) are sleeved with spacer bushes (10-2), and the spacer bushes (10-2) are fixedly connected with the rotating block (1).

4. The mechanical jaw spool as claimed in claim 3, wherein the torsion bar (10-3) is made of spring steel, both ends of the torsion bar (10-3) are provided with hexagonal heads, one end of the torsion bar (10-3) is connected with the movable sleeve (10-4), and the other end of the torsion bar (10-3) is connected with the fixed sleeve (10-1).

5. The mechanical jaw winding drum according to claim 4, wherein the groove of the jaw radial wedge (2) is provided with a limiting plate (10-5) at both ends, the inner hole of the fixed sleeve (10-1) is a hexagonal hole, and the hexagonal hole is in clearance fit with the hexagonal head of the torsion bar (10-3); the plane of one side of the hexagonal head of the fixed sleeve (10-1) is attached to the inclined plane of the limiting plate (10-5).

6. The mechanical jaw reel of claim 3, wherein a second through hole structure groove is axially formed in the rotating block (1), and a clamping plate (10-8) is arranged in the second through hole structure groove.

7. The mechanical jaw spool of claim 6, wherein the non-contact surfaces of the clamping plates (10-8) and the grooves are provided with anti-slip teeth.

8. Mechanical jaw reel according to claim 3, characterized in that a plurality of sets of buffers (10-7) are arranged on the jaw radial wedge (2) equidistantly below the turning block (1).

9. Mechanical jaw reel according to claim 1, characterized in that said sector plate (11) is provided with a blind hole, one end of said guide post (8) being arranged in said blind hole, said sector plate (11) being axially movable back and forth along said guide post (8).