CN213857364U

CN213857364U - Gantry shearing machine

Info

Publication number: CN213857364U
Application number: CN202022378547.9U
Authority: CN
Inventors: 胡品龙; 张益民; 王进; 周徐强; 曹静兰
Original assignee: Jiangsu Huahong Technology Co Ltd
Current assignee: Jiangsu Huahong Technology Co Ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-03
Anticipated expiration: 2030-10-22

Abstract

The utility model relates to a gantry shearing machine, wherein a shearing driving device, an upper tool apron, an upper blade, a lower tool apron and a lower blade are arranged in a gantry; the shearing driving device is vertically fixed at the upper part of the portal frame; an upper cutter holder is connected to a piston rod of the shearing driving device, and an upper blade is fixed at the tail end of the upper cutter holder; a lower cutter holder is arranged below the shearing driving device, and a lower blade is fixed on the lower cutter holder; the upper blade is driven by the shearing driving device to move towards the lower blade, and the upper blade is sheared and attached to the lower blade; four corners of the portal frame are provided with 4 vertically arranged guide upright posts; the shearing driving device is arranged between the guide upright posts on the two sides of the frame; the upper cutter holder is arranged between the left and right 2 shearing driving devices. The utility model discloses a frame-type gantry structure is made to finished product section steel, and it is little to cut drive arrangement pressure, and equipment overall manufacture is with low costs, easily later maintenance.

Description

Gantry shearing machine

Technical Field

The utility model relates to a planer-type clipping machine equipment.

Background

In the construction field, concrete beams are often used, as they are generally formed by binding reinforcing bars as internal supports, then pouring concrete and setting. When the building is dismantled, the concrete beam is difficult to be broken by common demolition equipment due to its firm structure.

At present, some professional devices are used for crushing concrete beams, for example, a reinforced concrete beam pre-crushing device with a chinese patent publication No. CN107008560A, which is applied by the applicant before, i.e., a special working head is used to perform static pressure shearing and crushing on concrete, so that the concrete is crushed and dropped quickly, and separated from the internal reinforcing steel bars, thereby facilitating transportation and recycling of the reinforcing steel bars. The full-automatic concrete crushing device with the Chinese patent publication No. CN108499640A also adopts a hydraulic crushing mode to crush the concrete beam into small concrete blocks, and is convenient to process.

At present, the concrete beam recycling is mainly to recycle the main reinforcing steel bars, and the main reinforcing steel bars after the concrete blocks are cleaned are generally required to be cut according to recycling convenience.

During the cutting process, the existing cutting machine can be used certainly; but the current commercial shearing machines are specially designed for shearing steel plates, the shearing pressure is higher, and the corresponding machine frames and other structures are designed firmly; but the application to the shearing of the main reinforcement of the concrete beam undoubtedly increases the equipment cost. Therefore, a special shearing machine is needed to be designed for the occasions with small shearing pressure, the structure is simple and convenient, the production and the manufacture are easy, and the maintenance is simple and convenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a longmen clipper to reduce manufacturing cost, and equipment overall structure is simple and convenient, easily makes, and later stage use is maintained conveniently.

In order to achieve the purpose of the utility model, a gantry shearing machine is provided, which is characterized in that a shearing driving device, an upper cutter holder, an upper blade, a lower cutter holder and a lower blade are arranged in a gantry;

the shearing driving device is vertically fixed at the upper part of the portal frame; an upper cutter holder is connected to a piston rod of the shearing driving device, and an upper blade is fixed at the tail end of the upper cutter holder;

a lower cutter holder is arranged below the shearing driving device, and a lower blade is fixed on the lower cutter holder;

the upper blade is driven by the shearing driving device to move towards the lower blade, and the upper blade is sheared and attached to the lower blade;

four corners of the portal frame are provided with 4 vertically arranged guide upright posts; the shearing driving device is arranged between the guide upright posts on the two sides of the frame; the upper cutter holder is arranged between the left and right 2 shearing driving devices.

As a further improvement of the utility model, a plurality of leading wheels are installed to the both sides of going up the blade holder, the leading wheel is followed the inboard vertical plane roll of direction stand.

Further, the guide wheel is positioned above the upper blade.

As a further improvement of the utility model, a feed inlet is arranged, the feed inlet is conical, and the opening of the feed end is large; the feed inlet is fixed at the feed end of the lower cutter holder.

As a further improvement of the utility model, a stripper plate is arranged; the discharging plate is positioned below the discharging end of the lower cutter holder; the stripper plate is arranged obliquely outwards.

As a further improvement, the inner side of the guide upright post is provided with a wear-resisting plate.

The utility model discloses longmen clipper to article such as reinforcing bar, the demand is cut to the low pressure of needs, adopts frame-type gantry structure, will cut drive arrangement and install in the both sides of portal frame, and synchronous drive provides more steady shearing force.

Compared with the existing gantry shears, the gantry shears of the utility model have the advantages that the frame structure is greatly simplified, the gantry shears can be formed by welding finished section steel, and the complex frame welding work is avoided; the shearing driving devices are arranged on two sides, so that the length of the shearing force arm is increased, and correspondingly, the oil cylinder with smaller pressure can be adopted for shearing operation; the overall manufacturing cost of the device is significantly reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the system for recycling and reusing reinforcing bars in a concrete beam according to the present invention;

fig. 2 is a structural side view of the main reinforcement shearing machine of the present invention;

fig. 3 is a front view of the main reinforcement shearing machine of the present invention;

fig. 4 is an internal top view of the main reinforcement shearing machine of the present invention;

reference numerals: the device comprises a concrete beam 1, a material conveying table 2, a crusher 3, a rolling crusher 4, a waste output machine 5, a main reinforcing steel bar shearing machine 6 and a main reinforcing steel bar collecting machine 7;

a feed port 61, a shearing driving device 62, an upper cutter holder 63 and an upper blade 64;

a lower knife holder 65, a lower blade 66 and a stripper plate 67; a guide wheel 68 and a guide column 69.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

The utility model discloses longmen clipper can use in concrete beam recycle field, as shown in FIG. 1, for the overall structure schematic diagram of reinforcing bar recycle system in the concrete beam, including defeated material platform 2, crusher 3, roll extrusion breaker 4, waste material follower 5, main reinforcing bar clipper 6, main reinforcing bar collector 7.

The gantry shearing machine of the utility model is a main steel bar shearing machine 6, which shears the main steel bars with the cleaned concrete blocks and stirrups as required; as shown in fig. 2, the main rebar shearing machine 6 includes a feed port 61, a shearing driving device 62, an upper blade holder 63, an upper blade 64, a lower blade holder 65, a lower blade 66, and a stripper plate 67.

The feed inlet 61 is located at the feed end of the main steel bar shearing machine 6, the feed inlet 61 is conical, the opening of the feed end is large, and dispersed steel bars are concentrated by the conical feed inlet 61 and then input to a shearing work position.

The cutting driving device 62 is vertically arranged and can be driven by a hydraulic cylinder; the piston rod of the shearing driving device 62 is connected with an upper cutter holder 63, and the tail end of the upper cutter holder is fixed with an upper blade 64; correspondingly, a lower tool apron 65 is arranged below the shearing driving device 62, a lower blade 66 is fixed on the lower tool apron 65, the upper blade 64 is driven by the shearing driving device 62 and the upper tool apron 63 to move towards the lower blade 66, the upper blade 64 and the lower blade 66 shear to cut off the main steel bars, and specifically, the shearing driving device 62 can act according to the required length of the main steel bars, so that the steel bars with the required length are obtained; during shearing, portions of the rebar slivers, particularly the stirrups that have been sheared off but remain on the main rebar, may fall further and slide out through the stripper plate 67 into a waste collection pit.

The sheared main reinforcing steel bars intensively enter the main reinforcing steel bar collecting machine 7, so that the main reinforcing steel bars are conveniently and intensively recycled.

The improvement of the gantry clipping machine of the utility model is that, as shown in fig. 3, the main steel bar clipping machine 6 is a gantry clipping machine, and 4 guide upright columns 69 which are vertically arranged are arranged at four corners; the shearing driving device 62 is arranged between the guide columns 69 on the two sides of the frame, and the upper tool apron 63 is fixed between the left and right 2 shearing driving devices 62 through a mounting seat; a plurality of guide wheels 68 are mounted on two sides of the upper tool apron 63, and the guide wheels 68 roll along the inner vertical surface of the guide upright post 69 to limit and guide the lifting motion of the upper tool apron 63; the guide wheel 68 is positioned above the upper blade 64; therefore, after the upper blade 64 is pressed downwards for shearing, the guide wheel 68 is still positioned above the lower blade seat 65, and no collision occurs.

The inner side of the guide upright column 69 is provided with a wear-resisting plate which is matched with the guide wheel 68 to prevent the material from scratching the inner side surface of the guide upright column 69, and the service life is prolonged.

The gantry shearing machine adopts a frame type gantry structure aiming at the small pressure shearing requirements of objects such as reinforcing steel bars and the like, and the shearing driving devices 62 are arranged at two sides of the gantry and driven synchronously to provide more stable shearing force; compared with the existing gantry shears, the gantry shears of the utility model have the advantages that the frame structure is greatly simplified, the gantry shears can be formed by welding finished section steel, and the complex frame welding work is avoided; the shearing driving devices 62 are arranged on two sides, so that the length of the shearing force arm is increased, and accordingly, the oil cylinder with smaller pressure can be adopted for shearing operation; the overall manufacturing cost of the device is significantly reduced.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments disclosed, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention, and such equivalents and substitutions are intended to be included within the scope of the invention as defined by the appended claims.

Claims

1. The gantry shearing machine is characterized in that a shearing driving device, an upper tool apron, an upper blade, a lower tool apron and a lower blade are arranged in a gantry;

2. A gantry shearing machine as claimed in claim 1, wherein a plurality of guide wheels are mounted on both sides of the upper knife holder, and the guide wheels roll along the inner vertical surfaces of the guide columns.

3. A gantry clipping machine according to claim 2, wherein the guide wheels are located above the upper blade.

4. A gantry clipping machine according to claim 1, wherein a feed inlet is provided, the feed inlet is conical, and the feed end is open; the feed inlet is fixed at the feed end of the lower cutter holder.

5. A gantry clipping machine according to claim 1, wherein a stripper plate is provided; the discharging plate is positioned below the discharging end of the lower cutter holder; the stripper plate is arranged obliquely outwards.

6. A gantry clipping machine according to claim 1, wherein the guide columns are provided with wear plates on the inner sides.