CN212734421U

CN212734421U - Prevent running material crocodile shears blade

Info

Publication number: CN212734421U
Application number: CN202021509475.0U
Authority: CN
Inventors: 夏振瑶; 夏振伟
Original assignee: Maanshan Huazhong Metallurgical Machinery Blade Co ltd
Current assignee: Maanshan Huazhong Metallurgical Machinery Blade Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-19
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a prevent running material crocodile cutter blade, including the blade, install on the blade and prevent running material mechanism, prevent running material mechanism and include support column, mount pad, pivot, connecting plate, backup pad, expanding spring, flexible guide post, spliced pole and pressure strip, the mount pad passes through the support column and installs the upper end at the blade, and the mount pad is connected with the connecting plate through the pivot, and the connecting plate is installed in the backup pad, and the backup pad is connected with the spliced pole through expanding spring and flexible guide post, install the pressure strip on the spliced pole. The utility model discloses a prevent running material crocodile shears cutter blade can compress tightly the material through the pressure strip, prevents the material off tracking and influence the shearing precision, can improve material shearing precision greatly, and pressure strip threaded connection makes the pressure strip installation or dismantle conveniently on the spliced pole, can change the pressure strip according to the material shape of shearing simultaneously, makes the firm material that compresses tightly of pressure strip after changing, and its commonality is strong, can satisfy the user demand under the different situation.

Description

Prevent running material crocodile shears blade

Technical Field

The utility model relates to a crocodile cutter technical field specifically is a prevent running material crocodile cutter blade.

Background

The shearing machine is one kind of machine tool, and it adopts hydraulic drive, and the security performance is reliable, convenient operation. Length of working edge of shearing machine: 400mm, 600mm, 700mm, 800mm, 1000mm, 1200 mm; the shearing force is from 63 tons to 400 tons, and the scale is eight grades, and the shear force is suitable for users with different requirements on different scales. The mounting does not need bottom screws, and diesel engines can be used as power in places without power supplies. The shearing machine is suitable for metal recycling processing factories, scrapped automobile disassembly sites and smelting and casting industries, and is used for cold shearing and pressing flanging of profile steel and various metal materials in various shapes and pressing and forming of powdery products, plastics, glass fiber reinforced plastics, insulating materials and rubber. The shears are further divided into different categories: metal shearing machine, combined punching and shearing machine, and bar shearing machine of hydraulic shearing machine. The most common of metal shears are the crocodile type and the gantry type.

The crocodile type shearing machine is suitable for cold shearing of section steel and various metal structures in various shapes by metal recovery companies, steel scrap factories and smelting and casting enterprises, and is driven by hydraulic pressure, convenient to operate and simple to maintain.

When the existing crocodile shearing machine is used, the blades shear materials, the materials are easy to run, the shearing precision is low, and the using requirements under different conditions cannot be met, so that the problem is solved by urgently needing the blades of the crocodile shearing machine for preventing the materials from running.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent running material crocodile shears cutter blade can compress tightly the material through the pressure strip, prevents the material off tracking and influence shearing precision, can improve the material shearing precision greatly, and the pressure strip installation or dismantle conveniently and can change the pressure strip according to the material shape of shearing, and its commonality is strong, can satisfy the user demand under the different situation, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent running material crocodile cutter blade, includes the blade, install on the blade and prevent running material mechanism, prevent running material mechanism and include support column, mount pad, pivot, connecting plate, backup pad, expanding spring, flexible guide post, spliced pole and pressure strip, the mount pad passes through the support column and installs the upper end at the blade, the inboard of mount pad is provided with the connecting plate, the connecting plate is through pivot swing joint on the mount pad, the lower extreme of connecting plate is installed in the backup pad, the backup pad is connected with the spliced pole through flexible guide post, the cover is equipped with expanding spring on the flexible guide post, expanding spring's both ends are connected respectively on backup pad and spliced pole, install the pressure strip on the spliced pole.

Preferably, the blade is provided with a mounting hole, and the blade is mounted on the tool apron by passing through the mounting hole through a bolt.

Preferably, the lower extreme of spliced pole adopts lathe tool car external screw thread, the spliced pole passes through external screw thread threaded connection on the pressure strip.

Preferably, the upper end face of the pressure strip is milled with an installation groove matched with the connecting column, and the installation groove is internally threaded by a turning tool.

Preferably, the pressure strip is arc-shaped, and the inner side surface of the pressure strip is provided with a cushion pad made of rubber.

Preferably, the compacting plates are replaced according to the shape of the sheared material.

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

1. the utility model discloses a prevent running material crocodile shears cutter blade, the material that needs to be cuted is placed back on the knife rest, pneumatic cylinder drive blade is rotatory and descend under the supporting role of knife rest, the in-process of preventing running material mechanism that installs on the blade at this moment also descends thereupon, prevent running material mechanism at the decline, the material of placing on the pressure strip contact knife rest, later move down along with the continuation of blade, expanding spring and flexible guide post all shrink owing to receiving the extrusion force this moment, and make the material of placing on the firm pressure strip knife rest of pressure strip, when making the blade cut the material, can compress tightly the material through the pressure strip, prevent the material off tracking and influence the shearing precision, can improve material shearing precision greatly.

2. The utility model discloses a prevent running material crocodile shears cutter blade, pressure strip threaded connection makes the pressure strip installation or dismantle conveniently on the spliced pole, can change the pressure strip according to the material shape of shearing simultaneously, makes the firm material that compresses tightly of pressure strip after changing, and its commonality is strong, can satisfy the user demand under the different situation.

Drawings

Fig. 1 is a schematic view of the material-leakage-preventing crocodile shear blade of the present invention;

fig. 2 is a partial enlarged view of the anti-run-out mechanism of the present invention mounted on the blade;

FIG. 3 is an exploded view of the material leakage prevention mechanism of the present invention;

fig. 4 is a schematic view of the pressing plate of the present invention provided with a cushion pad.

In the figure: 1. a blade; 11. mounting holes; 2. a material leakage prevention mechanism; 21. a support pillar; 22. a mounting seat; 23. a rotating shaft; 24. a connecting plate; 25. a support plate; 26. a tension spring; 27. a telescopic guide post; 28. Connecting columns; 281. an external thread; 29. a compression plate; 291. mounting grooves; 2911. an internal thread; 292. a cushion pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a blade of a crocodile shearing machine capable of preventing material leakage comprises a blade 1, wherein a mounting hole 11 is formed in the blade 1, the blade 1 passes through the mounting hole 11 through a bolt and is mounted on a tool apron, the blade 1 is fixed on the tool apron through a bolt, a material leakage preventing mechanism 2 is mounted on the blade 1, when the blade 1 shears materials, the materials can be tightly pressed through the material leakage preventing mechanism 2, the shearing precision is prevented from being influenced by material deviation, the material shearing precision can be greatly improved, the material leakage preventing mechanism 2 comprises a support column 21, a mounting seat 22, a rotating shaft 23, a connecting plate 24, a support plate 25, a telescopic spring 26, a telescopic guide column 27, a connecting column 28 and a pressing plate 29, after the materials to be sheared are placed on a tool rest, a hydraulic cylinder drives the blade 1 to rotate and descend under the supporting action of the tool rest, at the moment, the material leakage preventing mechanism 2, in the descending process of the material leakage preventing mechanism 2, the pressing plate 29 contacts materials placed on the tool rest, then the materials move downwards along with the blade 1, at the moment, the expansion spring 26 and the expansion guide post 27 are contracted due to the extrusion force, the pressing plate 29 firmly presses the materials placed on the tool rest, when the blade 1 shears the materials, the materials can be pressed through the pressing plate 29, the shearing precision is prevented from being influenced by the deviation of the materials, the shearing precision of the materials can be greatly improved, the mounting seat 22 is mounted at the upper end of the blade 1 through the supporting column 21, the connecting plate 24 is arranged on the inner side of the mounting seat 22, the connecting plate 24 is movably connected to the mounting seat 22 through the rotating shaft 23, the lower end of the connecting plate 24 is mounted on the supporting plate 25, the supporting plate 25 is connected with the connecting post 28 through the expansion guide post 27, the expansion spring 26 is sleeved on the expansion guide post 27, two ends of the, the lower extreme of spliced pole 28 adopts lathe tool car external screw 281, spliced pole 28 is through external screw 281 threaded connection on pressure strip 29, make pressure strip 29 installation or dismantlement convenient, install pressure strip 29 on the spliced pole 28, the up end of pressure strip 29 mills has the mounting groove 291 with spliced pole 28 adaptation, mounting groove 291 adopts lathe tool car internal screw 2911, pressure strip 29 is the arc form, can compress tightly the material of placing on the knife rest through pressure strip 29 that is the arc form, avoid the material when cuting, because do not have fixed and the material that runs out, can improve material shearing precision greatly, the medial surface of pressure strip 29 is provided with the blotter 292 of adopting the rubber material to make, blotter 292 has certain elasticity and frictional force, when pressure strip 29 compresses tightly the arc form material, blotter 292 can increase the frictional force between arc form material and pressure strip 29, make the material compress tightly more firmly, the pressure strip 29 is replaced according to the shape of the sheared material, the pressure strip 29 is in threaded connection with the connecting column 28, the pressure strip 29 is convenient to mount or dismount, meanwhile, the pressure strip 29 can be replaced according to the shape of the sheared material, the replaced pressure strip 29 can firmly compress the material, the universality is strong, and the use requirements under different conditions can be met.

The working principle is as follows: after the material that needs the shearing is placed on the knife rest, pneumatic cylinder drive blade 1 is rotatory and descend under the supporting role of knife rest, the material mechanism 2 that prevents to run of installation also descends on blade 1 this moment, prevent running the in-process that material mechanism 2 is descending, the material of placing on the pressure strip 29 contact knife rest, later move down along with the continuation of blade 1, expanding spring 26 and flexible guide post 27 all contract owing to receiving the extrusion force this moment, and make the material of placing on the firm pressure strip knife rest of pressure strip 29, when making blade 1 cut the material, can compress tightly the material through pressure strip 29, prevent that the material off tracking from influencing the shearing precision, can improve material shearing precision greatly.

To sum up, the utility model discloses a prevent running material crocodile shears cutter blade, the material that needs to be cuted is placed on the knife rest after, pneumatic cylinder drive blade 1 rotates and descends under the supporting action of knife rest, the prevent running material mechanism 2 of installation at this moment on blade 1 also descends thereupon, prevent running material mechanism 2 in the in-process that descends, pressure strip 29 contacts the material of placing on the knife rest, later move down along with the continuation of blade 1, expanding spring 26 and flexible guide post 27 are the homogeneous contraction owing to receive the extrusion force at this moment, and make the material of placing on the firm pressure strip knife rest of pressure strip 29, when making blade 1 cut the material, can compress tightly the material through pressure strip 29, prevent the material off tracking and influence the shearing precision, can improve material shearing precision greatly, pressure strip 29 threaded connection is on spliced pole 28, make pressure strip 29 installation or dismantlement convenient, can change pressure strip 29 according to the material shape of cuting simultaneously, the replaced pressing plate 29 can firmly press materials, the universality is strong, and the use requirements under different conditions can be met.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent running material crocodile shearer blade, includes blade (1), its characterized in that: install on blade (1) and prevent running material mechanism (2), prevent running material mechanism (2) including support column (21), mount pad (22), pivot (23), connecting plate (24), backup pad (25), expanding spring (26), flexible guide post (27), spliced pole (28) and pressure strip (29), mount pad (22) are installed in the upper end of blade (1) through support column (21), the inboard of mount pad (22) is provided with connecting plate (24), connecting plate (24) are through pivot (23) swing joint on mount pad (22), the lower extreme of connecting plate (24) is installed on backup pad (25), backup pad (25) are connected with spliced pole (28) through flexible guide post (27), the cover is equipped with expanding spring (26) on flexible guide post (27), the both ends of expanding spring (26) are connected respectively on backup pad (25) and spliced pole (28), and a pressing plate (29) is arranged on the connecting column (28).

2. The anti-skip alligator shears blade of claim 1, wherein: the blade (1) is provided with a mounting hole (11), and the blade (1) passes through the mounting hole (11) through a bolt to be mounted on the cutter holder.

3. The anti-skip alligator shears blade of claim 1, wherein: the lower extreme of spliced pole (28) adopts lathe tool car external screw thread (281), spliced pole (28) are on pressure strip (29) through external screw thread (281) threaded connection.

4. The anti-skip alligator shears blade of claim 1, wherein: the up end of pressure strip (29) mills has mounting groove (291) with spliced pole (28) adaptation, mounting groove (291) adopt lathe tool car internal thread (2911).

5. The anti-skip alligator shears blade of claim 1, wherein: the pressing plate (29) is arc-shaped, and a cushion pad (292) made of rubber is arranged on the inner side face of the pressing plate (29).

6. The anti-skip alligator shears blade of claim 1, wherein: the pressure strip (29) is replaced according to the shape of the sheared material.