CN220805690U

CN220805690U - Tool rest locking and adjusting mechanism of flying shear

Info

Publication number: CN220805690U
Application number: CN202322411677.1U
Authority: CN
Inventors: 戴益民; 杨孟云; 章宇顺
Original assignee: NANJING JINXIN TRANSMISSION EQUIPMENT CO Ltd
Current assignee: NANJING JINXIN TRANSMISSION EQUIPMENT CO Ltd
Priority date: 2023-09-06
Filing date: 2023-09-06
Publication date: 2024-04-19
Anticipated expiration: 2033-09-06

Abstract

The utility model provides a flying shear knife rest locking and adjusting mechanism which comprises a knife rest, wherein an inclined wedge is correspondingly arranged on the knife rest, a first pin roll is arranged on one side of the knife rest, which is positioned on the inclined wedge, a screw is connected to the inner side of the first pin roll, two ends of the screw are connected with stop blocks, and a gap between the stop blocks and the inclined wedge is adjustable. According to the utility model, through the first pin shaft, the locking disc spring, the bolt, the screw, the stop block and the nut, the original hydraulic locking and adjusting mechanism, the second pin shaft and the lubricating oil hole are omitted, the tool rest and the first pin shaft are optimized, the first pin shaft and the stop block are connected through the positive and negative tooth screw, the locking disc spring is arranged between the first pin shaft and the stop block, the service life of the flying shear can be prolonged, the maintenance and manufacturing cost of equipment is reduced, the requirements of a new rolling process are met, and the normal operation on a steel rolling equipment line is ensured.

Description

Tool rest locking and adjusting mechanism of flying shear

Technical Field

The utility model belongs to the technical field of flying shears, and particularly relates to a locking and adjusting mechanism of a flying shear knife rest.

Background

In the steel rolling equipment line of metallurgical industry, rolling mill continuously rolls blank to make steel blank form. In the rolling process, particularly for section steel or large rod projects, the blanks need to be cut end to end so as to ensure the normal rolling of the blanks. At present, a gantry flying shear is adopted to shear the head and the tail of a rough rolling unit on a steel rolling line.

When the gantry type flying shears are used for shearing the rolled piece, the blades are required to be replaced after being worn, at the moment, a movable hydraulic station is required to be used for communicating hydraulic oil with the tool rest, the pin shaft is pushed to move, the tool rest locking device is adjusted, the blades are loosened, and the aim of replacing the shearing blade is achieved, (for example, the hydraulic mechanism is easy to lose efficacy due to the fact that the hydraulic mechanism is in a high-temperature baking state for a long time, the shearing blade cannot be replaced quickly after being worn, production and maintenance are required, and serious loss is caused. Therefore, a flying shear with a blade capable of being quickly replaced and not easy to fail needs to be designed.

Disclosure of utility model

1. Object of the utility model

The utility model provides a tool rest locking and adjusting mechanism of a flying shear, aiming at the technical problems that in the background art, the flying shear is in a high-temperature baking state for a long time, a hydraulic mechanism is easy to fail, so that a shearing blade cannot be quickly replaced after being worn, production and maintenance are required, and serious loss is caused.

2. Technical proposal

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model provides a flying shear knife rest locking adjustment mechanism, includes the knife rest, correspond on the knife rest and install the slide wedge, the round pin axle one is installed to knife rest position one side of slide wedge, round pin axle one inboard is connected with the screw rod, the screw rod both ends all are connected with the dog, the clearance between dog and the slide wedge is adjustable.

The further improvement is that: the first pin shaft is fixedly connected to the tool rest through a bolt.

The further improvement is that: positive and negative threads are arranged at two ends of the screw rod, and a locking disc spring is arranged at the outer side of the screw rod.

The further improvement is that: the screw is provided with a nut at the outer end of the tool rest.

The further improvement is that: the water inlet is formed in the upper portion of one side of the tool rest, a plurality of water outlets are formed in one side of the tool rest, located below the water inlet, of the tool rest, the water inlet is connected with the water outlets through a plurality of runner pipes, and a sealing plug is arranged in the water inlet.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

According to the utility model, through the first pin shaft, the locking disc spring, the bolt, the screw, the stop block and the nut, the original hydraulic locking and adjusting mechanism, the second pin shaft and the lubricating oil hole are omitted, the tool rest and the first pin shaft are optimized, the first pin shaft and the stop block are connected through the positive and negative tooth screw, the locking disc spring is arranged between the first pin shaft and the stop block, so that the service life of the flying shear can be prolonged, the maintenance and manufacturing cost of equipment is reduced, the requirements of a new rolling process are met, and the normal operation on a steel rolling equipment line is ensured; and secondly, under the condition of the mutual matching use among the water inlet, the flow pipeline, the water outlet and the sealing plug, the tool rest body can be cooled to a certain extent, and the manual operation is facilitated.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an improved structure of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic diagram of a conventional structure of the present utility model.

Reference numerals

1. A tool holder; 2. wedge; 3. a pin shaft I; 4. a second pin shaft; 5. locking a disc spring; 6. a bolt; 7. lubricating oil slide holes; 8. a screw; 9. a stop block; 10. a nut; 11. a water inlet; 12. a flow conduit; 13. a water outlet; 14. and (5) sealing plugs.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which, however, the utility model may be embodied in many different forms and are not limited to the embodiments described herein, but are instead provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Examples

Referring to fig. 1-4, a flying shear knife rest locking adjustment mechanism comprises a knife rest 1, wherein the knife rest 1 is provided with a lubricating hole 7, hydraulic oil pushes a pin shaft II 4 through the lubricating hole 7, the pin shaft II 4 pushes a wedge 2, so that locking adjustment of the knife rest 1 is realized, the wedge 2 is correspondingly installed on the knife rest 1, the knife rest 1 is provided with a pin shaft I3 on one side of the wedge 2, the pin shaft II 4 and the lubricating hole 7 are eliminated by improving and optimizing the pin shaft I3, the locking adjustment is better suitable for being performed on a device, the inner side of the pin shaft I3 is connected with a screw rod 8, two ends of the screw rod 8 are connected with a stop block 9, the gap between the stop block 9 and the wedge 2 is adjustable, and the positive and negative teeth at two ends of the screw rod 8 adjust the gap between the stop block 9 and the wedge 2 through rotation of the screw rod 8, so that the locking degree is adjusted.

In this embodiment, pin one 3 is fixedly attached to the tool holder 1 by a bolt 6.

It should be noted that, the pin shaft 3 is mounted on the tool rest 1 through the bolt 6, so that the adjustment of the pin shaft 3 is facilitated.

In the embodiment, both ends of the screw rod 8 are provided with positive and negative threads, and the outer side of the screw rod 8 is provided with a locking disc spring 5.

It should be noted that, when the screw rod 8 is rotated, the first positive and negative teeth on the screw rod 8 are connected with the first pin shaft 3 and the stop block 9, and the locking disc spring 5 thereon is compressed in the moving process of the screw rod 8 and is used for locking the inclined wedge 2, when the screw rod 8 is rotated, the gap between the stop block 9 and the inclined wedge 2 is adjusted through the positive and negative teeth on two ends of the screw rod 8, so that the locking and adjusting function is achieved.

In this embodiment, a nut 10 is mounted on the screw 8 at the outer end of the tool holder 1.

The nut 10 is used to fix the screw 8 inside the pin 3.

In this embodiment, the upper portion of one side of the tool rest 1 is provided with a water inlet 11, one side of the tool rest 1 is located below the water inlet 11 and provided with a plurality of water outlets 13, the water inlet 11 is connected with the water outlets 13 through a plurality of flow pipes 12, a sealing plug 14 is arranged in the water inlet 11, and when the temperature on the device body is too high, the sealing plug 14 can be taken out from the water inlet 11.

It should be noted that, the cooling liquid is injected from the water inlet 11 to the circulation pipeline 12, the bottom of the circulation pipeline 12 passes through the wedge 2, and the cooling liquid is discharged from the water outlet 13 after circulating in the circulation pipeline 12, so as to achieve a better heat exchange effect, so that the high temperature of the device body is reduced, and the locking adjustment operation is convenient for manual work.

The working principle of the utility model is as follows: an operator installs a pin shaft I3 on a tool rest 1 through a bolt 6, rotates a screw rod 8, and positive and negative teeth on the screw rod 8 are connected with the pin shaft I3 and a stop block 9, a locking disc spring 5 on the screw rod 8 is compressed in the moving process of the screw rod 8 and is used for locking a wedge 2, the pin shaft I3 is positioned at the outer side end part of the tool rest 1 and fixes the screw rod 8 through a nut 10, and when the screw rod 8 is rotated, the gap between the stop block 9 and the wedge 2 is adjusted through the positive and negative teeth on the two ends of the screw rod 8, so that the locking and adjusting functions are achieved; when the temperature is too high on the device body, the sealing plug 14 can be taken out from the inside of the water inlet 11, cooling liquid is injected from the water inlet 11 to the flow-through pipeline 12, the bottom of the flow-through pipeline 12 passes through the inclined wedge 2, and the cooling liquid is discharged from the water outlet 13 after flowing in the flow-through pipeline 12, so that a good heat exchange effect is achieved, the high temperature of the device body is reduced, and the locking adjustment operation is convenient to manually carry out.

The foregoing examples merely illustrate certain embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that it is possible for a person skilled in the art to make several variants and modifications without departing from the concept of the utility model, all of which fall within the scope of protection of the utility model; accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A flying shear knife rest locking adjustment mechanism which characterized in that: including knife rest (1), correspondingly install slide wedge (2) on knife rest (1), knife rest (1) are located slide wedge (2) one side and are installed round pin axle one (3), round pin axle one (3) inboard is connected with screw rod (8), screw rod (8) both ends all are connected with dog (9), clearance between dog (9) and slide wedge (2) is adjustable.

2. The flying shear blade holder lock adjustment mechanism of claim 1, wherein: the pin shaft I (3) is fixedly connected to the tool rest (1) through a bolt (6).

3. The flying shear blade holder lock adjustment mechanism of claim 2, wherein: positive and negative threads are arranged at two ends of the screw rod (8), and a locking disc spring (5) is arranged at the outer side of the screw rod (8).

4. A flying shear blade holder lock adjustment mechanism according to claim 3, wherein: the screw (8) is positioned at the outer end part of the tool rest (1) and is provided with a nut (10).

5. The flying shear blade holder lock adjustment mechanism of claim 4, wherein: the water inlet (11) is formed in the upper portion of one side of the tool rest (1), a plurality of water outlets (13) are formed in the position, below the water inlet (11), of one side of the tool rest (1), the water inlet (11) is connected with the water outlets (13) through a plurality of circulation pipelines (12), and sealing plugs (14) are arranged in the water inlet (11).