CN223394038U - Thermal shearing machine - Google Patents

Abstract

The utility model relates to the technical field of thermal shears and discloses a thermal shears, which comprises a workbench, a rack and a cutting mechanism, wherein the rack is connected with the workbench, the top of the rack is connected with a hydraulic cylinder, the output end of the hydraulic cylinder is connected with a rack, the outside of the rack is in meshed connection with a gear, the cutting mechanism is assembled in the rack, the cutting mechanism comprises a first hot cutting blade, a first trapezoid block and a T-shaped sliding block, the first hot cutting blade is connected with the output end of the hydraulic cylinder, and the first trapezoid block is assembled on two sides of the output end of the hydraulic cylinder. This thermal shear through adding the chuck mechanism who establishes, links when cutting mechanism moves and fixes and spacing the face near the cutting end face of round steel to protect and spacing the round steel, avoid the round steel to remove when shearing again when extrusion deformation, improve round steel's shear rate and shearing accuracy by a wide margin.

Description

Thermal shearing machine

Technical Field

The utility model relates to the technical field of thermal shears, in particular to a thermal shear.

Background

A hot shearing machine, also called a hot shearing machine, is a device for shearing hot billets. In a steel rolling workshop, a thermal shearing machine is essential key equipment of a cogging workshop and is mainly used for process operations such as head cutting, tail cutting, sizing, breaking and the like of a small-scale factory;

When the forging ball raw material is processed, the hot shearing machine is required to shear round steel, the hot shearing machine in the prior art extrudes and cuts round steel through the heated upper blade and the heated lower blade, and then the shearing operation is completed, but when the round steel is subjected to the hot shearing processing, the shearing end part is deformed due to uneven external stress, so that the quality of a processed finished product of the round steel is influenced.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a thermal shearing machine, which aims to solve the technical problem that the quality of a processed finished product of round steel is affected due to the fact that shearing end parts deform due to uneven external stress when the round steel is subjected to thermal shearing processing.

(II) technical scheme

The hot shearing machine comprises a workbench, a frame and a cutting mechanism, wherein the frame is connected with the workbench, the top of the frame is connected with a hydraulic cylinder, the output end of the hydraulic cylinder is connected with a rack, and the outside of the rack is connected with a gear in a meshed manner.

The inside of frame is equipped with cutting mechanism, cutting mechanism includes first hot-cut blade, first trapezoidal piece and T shape slider, first hot-cut blade is connected with the output of pneumatic cylinder, first trapezoidal piece assembles in the output both sides of pneumatic cylinder, T shape slider assembles in the both sides at workstation top to the both sides of T shape slider all are connected with the trapezoidal piece of second, the external connection of T shape slider has the hot-cut blade of second.

Chuck mechanisms are connected to two sides of the top of the workbench, and the chuck mechanisms are connected with gears.

Preferably, the chuck mechanism comprises a turntable, the outside and the gear of carousel are connected, the outside of carousel is connected with the guide way dish, the outside of carousel is connected with the limiting disc through the bearing to the limiting disc passes through bolted connection with the workstation, the outside of limiting disc has evenly laid the direction cross slot, the inside sliding connection in direction cross slot has the jack catch, carousel, guide way dish, limiting disc, direction cross slot and jack catch combination are common three-jaw chuck among the prior art, and wherein the carousel is driven by rack and gear cooperation, then can carry out the coordinated motion with cutting mechanism, improves the holistic linkage of device, and the bottom of jack catch can be driven at the top of guide way dish simultaneously, cooperates the limiting plate to accomplish the centre gripping and the fixed to the round steel then.

Preferably, the claw is in sliding connection with the guide groove disc, a limiting plate is connected to the claw, a curved groove is formed in the top of the guide groove disc, and the claw is in sliding connection with the curved groove and then driven.

Preferably, the rail grooves matched with the T-shaped sliding blocks are formed in two sides of the top of the workbench, the rail grooves are connected with the T-shaped sliding blocks, and the rail grooves can guide the T-shaped sliding blocks to conduct linear motion.

Preferably, guide wheels are uniformly arranged at the top of the workbench, a driving motor is arranged at the bottom of the guide wheels, and the guide wheels can feed and discharge round steel through rotation.

Preferably, a spring is connected between the T-shaped sliding block and the track groove, a cavity is formed in the T-shaped sliding block, the spring can drive the T-shaped sliding block to return after moving, the cavity is convenient for filling heating elements in the T-shaped sliding block, and then the second hot cutting blade is driven to realize a hot cutting function on round steel.

(III) beneficial effects

Compared with the prior art, the utility model provides a thermal shearing machine, which has the following beneficial effects:

This thermal shear, round steel carries out synchronous shearing to both sides and the top of round steel through the cutting mechanism who establishes additional when carrying out thermal shear processing, improves round steel's area of stress then, avoids round steel when thermal shear, cuts the end deformation, simultaneously again through adding the chuck mechanism who establishes, the linkage is fixed and is spacing to the face near the cutting terminal surface of round steel when cutting mechanism moves to protect and spacing round steel, avoid round steel to remove when shearing again when extrusion deformation, improve round steel's shearing speed and shearing accuracy by a wide margin.

Drawings

FIG. 1 is a schematic front view of the present utility model;

FIG. 2 is an external schematic view of the cutting mechanism of the present utility model;

FIG. 3 is a schematic left side view of the cutting mechanism of the present utility model;

fig. 4 is an exploded view of the chuck mechanism of the present utility model.

In the figure, 1, a workbench; 11, a guide wheel, 2, a frame, 21, a rack, 22, a gear, 23, a hydraulic cylinder, 3, a chuck mechanism, 31, a turntable, 32, a guide groove disc, 33, a limit disc, 34, a guide transverse groove, 35, a claw, 36, a limit plate, 4, a cutting mechanism, 41, a first hot cutting blade, 42, a first trapezoid block, 43, a T-shaped sliding block, 44, a spring, 45, a second trapezoid block and 46, and a second hot cutting blade.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a technical scheme, referring to fig. 1 and 2, a thermal shearing machine comprises a workbench 1, a machine frame 2 and a cutting mechanism 4, wherein the machine frame 2 is connected with the workbench 1, the top of the machine frame 2 is connected with a hydraulic cylinder 23, the output end of the hydraulic cylinder 23 is connected with a rack 21, and the outside of the rack 21 is connected with a gear 22 in a meshed manner.

The table 1 may support the frame 2, the chuck mechanism 3, and the cutting mechanism 4, the frame 2 may support the hydraulic cylinder 23, and the gear 22 and the rack 21 may be driven by the hydraulic cylinder 23.

Guide wheels 11 are uniformly arranged at the top of the workbench 1, a driving motor is arranged at the bottom of the guide wheels 11, and the guide wheels 11 can feed and discharge round steel through rotation.

The inside of frame 2 is equipped with cutting mechanism 4, and cutting mechanism 4 includes first hot-cut blade 41, first trapezoidal piece 42 and T shape slider 43, and first hot-cut blade 41 is connected with the output of pneumatic cylinder 23, and first trapezoidal piece 42 passes through the xarm and assembles in the output both sides of pneumatic cylinder 23, and T shape slider 43 assembles in the both sides at workstation 1 top to the both sides of T shape slider 43 all are connected with second trapezoidal piece 45, and the outside of T shape slider 43 is connected with second hot-cut blade 46.

The first hot cutting blade 41 and the second hot cutting blade 46 are blades in a common hot shearing machine in the prior art, a heating part is arranged outside the hot cutting blade, round steel can be sheared at a high temperature through heating, the first trapezoid block 42 can drive the second trapezoid block 45 to drive the T-shaped sliding block 43 to move, and the T-shaped sliding block 43 can support the second hot cutting blade 46.

The rail grooves matched with the T-shaped sliding blocks 43 are formed in the two sides of the top of the workbench 1, the rail grooves are connected with the T-shaped sliding blocks 43, and the rail grooves can guide the T-shaped sliding blocks 43 to conduct linear motion.

A spring 44 is connected between the T-shaped sliding block 43 and the track groove, a cavity is formed in the T-shaped sliding block 43, the spring 44 can drive the T-shaped sliding block 43 to return after moving, the cavity is convenient for filling heating elements in the T-shaped sliding block 43, and then the second hot cutting blade 46 is driven to realize a hot cutting function on round steel.

The chuck mechanism 3 is connected to both sides of the top of the workbench 1, and the chuck mechanism 3 is connected with the gear 22.

Referring to fig. 3 and 4, the chuck mechanism 3 includes a turntable 31, the outside of the turntable 31 is connected with a gear 22, the outside of the turntable 31 is connected with a guiding groove disc 32, the outside of the turntable 31 is connected with a limiting disc 33 through a bearing, the limiting disc 33 is connected with the workbench 1 through a bolt, a guiding transverse groove 34 is uniformly distributed on the outside of the limiting disc 33, a claw 35 is slidingly connected in the inside of the guiding transverse groove 34, the turntable 31, the guiding groove disc 32, the limiting disc 33, the guiding transverse groove 34 and the claw 35 are combined into a common three-jaw chuck in the prior art, wherein the turntable 31 is driven by the rack 21 and the gear 22 in a matched manner, and then can carry out linkage motion with the cutting mechanism 4, the overall linkage of the device is improved, and simultaneously, the bottom of the claw 35 can be driven at the top of the guiding groove disc 32, and then the claw 35 is matched with a limiting plate 36 to finish clamping and fixing round steel.

The claw 35 is slidably connected with the guide groove disc 32, a limiting plate 36 is connected to the outer portion of the claw 35, a curved groove is formed in the top of the guide groove disc 32, and the claw 35 is slidably connected with the curved groove and then driven.

Firstly, round steel is placed at the top of a workbench 1, the round steel is fed through two guide wheels 11, the round steel is driven to pass through a chuck mechanism 3 and enter the bottom of a first hot cutting blade 41, a hydraulic cylinder 23 is started to drive the first hot cutting blade 41 to descend, meanwhile, a first trapezoid block 42 and a rack 21 are driven to descend, the rack 21 descends to drive a gear 22 to rotate, then a turntable 31 and a guide groove disc 32 are driven to rotate, a claw 35 is driven to drive a limiting plate 36 to clamp the round steel, the limiting plate 36 can fix and limit the surface near a cutting end face, the first trapezoid block 42 descends, a T-shaped sliding block 43 is driven to drive, then a second hot cutting blade 46 is driven to move, the second hot cutting blade 46 is matched with the first hot cutting blade 41 to simultaneously apply force and shear to the two sides and the top of the round steel, the stress area of the round steel is increased, the round steel is prevented from being deformed when the round steel is sheared, meanwhile, the first trapezoid block 42 drives a second trapezoid block 45 to move, the outer surface is attached to the straight surface of the second trapezoid block 45, and then the second trapezoid block 45 is prevented from being sheared when the second trapezoid block 45 is locked, and the stability of the second trapezoid block 45 is prevented from being returned when the second trapezoid block is sheared;

when the round steel is subjected to hot shearing processing, the two sides and the top of the round steel are synchronously sheared through the cutting mechanism 4 arranged, the stress area of the round steel is further increased, the round steel is prevented from being deformed at the time of hot shearing, meanwhile, the surface near the cutting end face of the round steel is fixed and limited through the chuck mechanism 3 arranged, the round steel is protected and limited by linkage when the cutting mechanism 4 moves, the round steel is prevented from moving during shearing when being extruded and deformed, and the shearing speed and the shearing accuracy of the round steel are greatly improved.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The hot shearing machine comprises a workbench (1), a rack (2) and a cutting mechanism (4), and is characterized in that the rack (2) is connected with the workbench (1), a hydraulic cylinder (23) is connected to the top of the rack (2), a rack (21) is connected to the output end of the hydraulic cylinder (23), and a gear (22) is connected to the outside of the rack (21) in a meshed manner;

The inside of the frame (2) is provided with a cutting mechanism (4), the cutting mechanism (4) comprises a first hot cutting blade (41), a first trapezoid block (42) and a T-shaped sliding block (43), the first hot cutting blade (41) is connected with the output end of the hydraulic cylinder (23), the first trapezoid block (42) is assembled on two sides of the output end of the hydraulic cylinder (23), the T-shaped sliding block (43) is assembled on two sides of the top of the workbench (1), two sides of the T-shaped sliding block (43) are connected with second trapezoid blocks (45), and the outside of the T-shaped sliding block (43) is connected with a second hot cutting blade (46);

Chuck mechanisms (3) are connected to two sides of the top of the workbench (1), and the chuck mechanisms (3) are connected with gears (22).

2. The thermal shearing machine according to claim 1, wherein the chuck mechanism (3) comprises a rotary table (31), the outer part of the rotary table (31) is connected with a gear (22), a guide groove disc (32) is connected with the outer part of the rotary table (31), a limit disc (33) is connected with the outer part of the rotary table (31) through a bearing, the limit disc (33) is connected with the workbench (1) through a bolt, guide transverse grooves (34) are uniformly distributed on the outer part of the limit disc (33), and clamping jaws (35) are connected inside the guide transverse grooves (34) in a sliding mode.

3. A thermal shearing machine as set forth in claim 2, wherein said jaws (35) are slidably connected to said guiding trough plate (32), and a limiting plate (36) is connected to the exterior of said jaws (35).

4. The thermal shearing machine as set forth in claim 1, wherein the two sides of the top of the workbench (1) are provided with track grooves matched with the T-shaped sliding blocks (43), and the track grooves are connected with the T-shaped sliding blocks (43).

5. A thermal shearing machine as defined in claim 1, wherein guide wheels (11) are uniformly arranged on the top of the workbench (1), and a driving motor is arranged on the bottom of the guide wheels (11).

6. A thermal shear according to claim 4, wherein a spring (44) is connected between the T-shaped slider (43) and the track groove, and a cavity is provided in the T-shaped slider (43).