CN212598527U - Adjustable bar shear - Google Patents

Abstract

The utility model relates to a bar shear technical field discloses an adjustable bar shear, has solved current machine and can only cut the reinforcing bar of fixed diameter, to the unable problem of cuting of the reinforcing bar of the difference in diameter, has reached the purpose that is suitable for the different bar shear of multiple diameter. The shearing machine comprises a straightening mechanism and a shearing mechanism, wherein the straightening mechanism comprises an upper straightening roller and a lower straightening roller, the upper straightening roller is movably arranged, the lower straightening roller is fixedly arranged, and the shearing mechanism comprises a cutter for shearing reinforcing steel bars. The upper straightening roll with adjustable position is arranged, so that the shearing machine can be suitable for reinforcing steel bars with different diameters.

Description

Adjustable bar shear

Technical Field

The utility model belongs to the technical field of the bar shear technique and specifically relates to an adjustable bar shear is related to.

Background

Among the prior art, the reinforcing bar often twines to be tied up and transports each place, when using, according to the engineering needs, cuts into the reinforcing bar different length and uses, and at this in-process, the reinforcing bar is crooked form, is difficult for cutting, and is difficult to calculate reinforcing bar length, causes the operation degree of difficulty big, calculates inaccuracy scheduling problem.

For example, the chinese patent 'a reinforcing bar shearing mechanism for construction machinery' that the grant public number is CN206588273U discloses a reinforcing bar shearing mechanism for construction machinery, including unwrapping wire roller body, straightening device body, counting device body, shearing device body and workstation, unwrapping wire roller body bottom is equipped with the support, the workstation bottom is equipped with the landing leg, the workstation top from left to right installs straightening device body, counting device body, shearing device body and rotating electrical machines in proper order, the inside straightening roller that is equipped with of straightening device body, the straightening roller includes last straightening roller and lower straightening roller, the shearing device body includes hydraulic drive device and shearing device, the drag roller is installed on the rotating electrical machines right side, rotating electrical machines and drag roller pass through the belt and connect.

The straightening device provided by the machine can only shear the steel bars with fixed diameters, and has the defect that the steel bars with different diameters cannot be sheared.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art existence, this use neotype purpose one provide an adjustable bar shear, and its pressure stick is adjustable setting, is applicable to the different bar shear of multiple diameter.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an adjustable bar shear, includes straightening mechanism and shears the mechanism, straightening mechanism includes last straightening roller and lower straightening roller, goes up straightening roller and is portable setting, and lower straightening roller is fixed setting, it includes the cutter that is used for shearing the reinforcing bar to shear the mechanism.

Through adopting above-mentioned technical scheme, through the mechanism of flare-outing with the reinforcing bar processing back of flare-outing, transport again and cut the mechanism and cut the reinforcing bar, it is portable in vertical direction to straighten the last straightening roller that the mechanism of flare-outing was equipped with, can be according to the diameter difference that needs the shearing reinforcing bar, adjust the position of going up the straightening roller, when straightening the processing to the reinforcing bar that the footpath is little, will go up the straightening roller and move towards the direction that is close to down the straightening roller, when straightening the processing to the reinforcing bar that the footpath is big, will go up the straightening roller and move towards the direction of keeping away from down the straightening roller, make the cutter nimble reinforcing bar shearing that is applicable to different diameters.

The present invention may be further configured in a preferred embodiment as: the shearing machine further comprises a box body, the box body comprises a workbench, the box body further comprises a working bin and a bin door, the working bin is located above the workbench and is a rectangular groove located on the side surface of the box body, the bin door covers the surface of the working bin, and the bin door and the working bin can be opened and closed.

Through adopting above-mentioned technical scheme, through be equipped with working bin and door on the box, can use the in-process that the shearing machine sheared to open the door and use need not use, can close the door when not needing to use, prevent that its inside part from leading to getting rusty condition such as dirty with the too much contact of air.

The present invention may be further configured in a preferred embodiment as: the pressing mechanism comprises an adjusting assembly, the adjusting assembly comprises a fixing plate, an adjusting bolt, an adjusting nut, a sliding block and a connecting rod, the fixing plate is fixed in the working bin, the upper straightening roller is coaxially connected with one end of the connecting rod, the other end of the connecting rod is fixed with the sliding block, the lower end of the adjusting bolt is vertically connected with the sliding block in an inserting mode and in a threaded mode, the adjusting bolt is located on the side face above the sliding block and in threaded connection with the adjusting nut, and the adjusting nut is relatively fixed with the fixing plate.

Through adopting above-mentioned technical scheme, through setting up adjusting part, when making to go up the straightening roller body and remove in needs, need not to dismantle the processing to it and fixed plate, just can be directly through the slider with this body coupling of last straightening roller along vertical direction back that slides from top to bottom, adjusting bolt and fixed plate are fixed to the mode that the rethread adjusting nut screwed, then make the straightening roller body fix in required position, it is simple convenient to make the regulation mode become, move last straightening roller body in vertical direction through adjusting part, make the distance between last straightening roller and the lower straightening roller produce the change, make the different reinforcing bar of diameter can get into in the straightening mechanism, then make straightening mechanism be applicable to the reinforcing bar straightening of multiple different diameters size.

The present invention may be further configured in a preferred embodiment as: the adjusting component also comprises a sliding channel for limiting the vertical lifting of the sliding block.

Through adopting above-mentioned technical scheme, through setting up the sliding channel, make the slider can slide along the sliding channel on vertical direction, play limiting displacement to the sliding trajectory of slider, prevent that the slider from rocking about the slider and leading to last straightening roller fixed position unstability.

The present invention may be further configured in a preferred embodiment as: the sliding block is inserted into the sliding channel, and a gap is reserved between the side face of the sliding block and the side face of the sliding channel.

Through adopting above-mentioned technical scheme, when the slider carries out the removal of vertical lift, prevent to lead to producing too big frictional force when sliding because of slider and the excessive laminating of slip way, both reduced the frictional force that receives in the adjustment process through the space that leaves, also reduced slider and slip way itself and cause too much wearing and tearing.

The present invention may be further configured in a preferred embodiment as: the upper straightening rollers and the lower straightening rollers are arranged in a staggered mode in the vertical direction.

Through adopting above-mentioned technical scheme, through will go up the last roller of straightening and the crisscross setting of roller of pushing down, can make the process of straightening the reinforcing bar softer, prevent to go up the roller of straightening and to push down the roller and align the setting in vertical direction and straighten the in-process to the reinforcing bar and produce strong hard extrusion effect to lead to the reinforcing bar to drop too much slag bits, avoid reinforcing bar itself to cause too much wearing and tearing and clean the process troublesome.

The present invention may be further configured in a preferred embodiment as: the shearing mechanism further comprises a cutter groove which is positioned on the lower side of the cutter and is aligned with the cutting position of the cutter in the vertical direction.

Through adopting above-mentioned technical scheme, the downside that aligns with the cutter in vertical direction is equipped with the sword groove, is cuting the in-process to the reinforcing bar, and the in-process that the reinforcing bar was cuted to the cutter downstream, and the cutter moves to the sword inslot, and the cutter is to the wearing and tearing that the box brought when reducing the shearing reinforcing bar, extension cutter life.

The present invention may be further configured in a preferred embodiment as: the bar shear comprises a cleaning mechanism, wherein the cleaning mechanism is positioned at the lower part of the straightening mechanism.

Through adopting above-mentioned technical scheme, at the in-process that carries out the pressure to the reinforcing bar and straighten, go up the pressure and straighten the roller and push down the roller and have the extrusion to the reinforcing bar, lead to the oxide on reinforcing bar surface to be scraped off, the sediment bits that scrape off are hoarded up at the working bin lower surface, can lead to the sediment bits to pile up long-term in the past, consequently be equipped with and clean the mechanism and be used for in time cleaning the processing with the oxide sediment bits that the reinforcing bar dropped.

The present invention may be further configured in a preferred embodiment as: clean the mechanism including sweeping the pipe, sweep that pipe one end is admitted air and the bottom is equipped with a plurality of exhaust holes downwards, the exhaust hole is towards straightening mechanism lower extreme.

Through adopting above-mentioned technical scheme, sweep the oxide sediment bits that the pipe will cut steel bar in-process and produce and sweep, effectively guarantee the clean and tidy of working bin lower surface, prevent because of piling up too much clearance inconvenience that leads to.

The present invention may be further configured in a preferred embodiment as: the sweeping mechanism comprises a fixing piece, and the fixing piece enables the sweeping pipe to be detachably connected with the box body.

Through adopting above-mentioned technical scheme, will sweep pipe and box through the mounting and can dismantle the connection, can guarantee the cutter under the condition of not using, when closing the door, the closing that door and working bin can be fine prevents to lead to the door can't be closed because of having set up and sweep the pipe.

To sum up, the utility model discloses a following at least one useful technological effect:

1. in a straightening mechanism arranged on the shearing machine, an upper straightening roller can vertically move up and down, and the distance between the upper straightening roller and the lower straightening roller is changed, so that the shearing machine is suitable for cutting reinforcing steel bars with different diameters;

2. the box body comprises a working bin and a bin door, and when the shearing machine does not work, the bin door is closed, so that devices in the tool bin are effectively prevented from rusting and becoming dirty;

3. the shearing machine is provided with the cleaning mechanism, so that slag scraps hung off by extrusion of the steel bars can be effectively cleaned in the process of shearing the steel bars, and the environment is kept clean and tidy.

Drawings

Fig. 1 is a schematic diagram of the construction of a shear.

Fig. 2 is a schematic structural view showing details of the straightening mechanism.

Fig. 3 is an exploded schematic view of the upper straightening roll.

Fig. 4 is a schematic configuration diagram showing details of the cleaning mechanism.

Fig. 5 is a partially enlarged schematic view at a in fig. 1.

Figure 6 is an exploded view of the fastener.

Fig. 7 is a partially enlarged schematic view at B in fig. 1.

Reference numerals: 1. a box body; 11. a work table; 12. a working bin; 13. a bin gate; 2. a pay-off mechanism; 3. a control mechanism; 4. a straightening mechanism; 41. an upper straightening roller; 411. an upper straightening roll body; 412. an adjustment assembly; 4121. a fixing plate; 4121a, sliding track; 4122. pressing the plate; 4123. a slider; 4123a, a connection hole; 4124. a connecting rod; 4125. adjusting the bolt; 4126. adjusting the nut; 42. pressing down the straight roller; 421. a plug rod; 43. straightening the channel; 5. a cleaning mechanism; 51. a purge tube; 511. an air inlet; 512. an exhaust hole; 52. a fixing member; 521. a fixing sheet; 522. mounting holes; 523. a fixed block; 524. a fixing hole; 6. a shearing mechanism; 61. a cutter; 62. a knife groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

An adjustable bar shear comprises a housing 1.

Referring to fig. 1, the box body 1 is a cuboid and is provided with a workbench 11, and the workbench 11 is placed on the ground.

The box body 1 further comprises a working bin 12, wherein the working bin 12 is located above the working table 11 and is a rectangular groove located on the side surface of the box body 1.

The box body 1 is also provided with a bin door 13, the bin door 13 is of a rectangular plate-shaped structure, and the area of the bin door 13 is equal to the area of the working bin 12 on the side surface of the workbench 11. The articulated setting in one side that is close to door 13 along box 1 upper surface along door 13 upper edge, makes door 13 can follow this side of box 1 upper surface and rotate, and is rotatable closed when need not using, reduces the too much contact of working bin 12 internals and air, keeps working bin 12 internals's clean and tidy, increase of service life.

The shearing machine further comprises a pay-off mechanism 2 and a control mechanism 3.

Paying out machine constructs 2 and is located 1 one side of box, and paying out machine constructs 2 can be with the reinforcing bar in the horizontal direction removes to working bin 12 in, and paying out machine constructs 2 for prior art, and concrete use model can be decided according to actual conditions.

The control mechanism 3 is used for controlling the steel bars to enter and exit the shearing machine and the movement rate of the steel bars in the shearing machine, and is the prior art, and the model of the control mechanism can be determined according to actual conditions.

The shearing machine is provided with a straightening mechanism 4, and the straightening mechanism 4 is positioned inside the working bin 12.

Referring to fig. 2, the straightening mechanism 4 includes an upper straightening roller 41, a lower straightening roller 42, and a straightening channel 43.

The upper straightening roll 41 includes an upper straightening roll body 411 and an adjustment assembly 412.

Referring to fig. 3, the adjusting assembly 412 includes a fixing plate 4121, an abutting plate 4122, a slider 4123, a connecting rod 4124, an adjusting bolt 4125, and an adjusting nut 4126.

Referring to fig. 1, the fixing plate 4121 is a bar-shaped plate structure, the length of the fixing plate is equal to the length of the working bin 12, both sides of the fixing plate are tightly connected to both side walls of the working bin 12, the fixing plate 4121 is provided with a plurality of bar-shaped sliding channels 4121a arranged along the width direction, the number of the sliding channels 4121a is equal to the number of the upper straightening roll bodies 41, and the positions of the sliding channels are in one-to-one correspondence.

The pressing plate 4122 is horizontally disposed, the width of the pressing plate 4122 is equal to the width of the fixing plate 4121, and the lower surface of the pressing plate 4122 is welded and fixed to the upper surface of the fixing plate 4121.

The slider 4123 is rectangular parallelepiped, and the upper surface of the slider 4123 is provided with a connection hole 4123a having a thread, and the connection hole 4123a penetrates the entire slider 4123. The slider 4123 is located in the sliding track 4121a, the height of the slider 4123 is less than that of the sliding track 4121a, and a certain gap is left between the two sides of the slider 4123 close to the sliding track 4121a and the sliding track 4121a, so as to reduce the resistance of the slider 4123 during the up-and-down movement.

The connecting rod 4124 is a cylindrical rod-shaped structure, one end of the connecting rod 4124 is inserted into the center of the upper straightening roll body 411 and is coaxially connected with the upper straightening roll body 411, the connecting rod 4124 and the upper straightening roll body 411 can rotate, and the other end of the connecting rod 4124 is welded with the sliding block 4123.

The length of the adjusting bolt 4125 is greater than the sum of the length of the sliding channel 4121a and the height of the pressing plate 4122, the upper end of the adjusting bolt 4125 passes through the pressing plate 4122, and the lower end is inserted into the connecting hole 4123a to be screwed and fixed with the slider 4123. The adjusting bolt 4125 and the pressing plate 4122 are fixed by screwing the adjusting nut 4126, and the adjusting nut 4126 is welded to the upper surface of the pressing plate 4122.

Through carrying out the vertical direction rotation tensile to adjusting bolt 4125, because adjusting nut 4126 with support and press the welding of board 4122 upper surface, consequently adjusting bolt 4125 can drive slider 4123 and remove, and rethread connecting rod 4124 drives upper straightening roller body 41 and carries out the motion, and when moving upper straightening roller body 41 to required position, stop rotating adjusting bolt 4125 can, make upper straightening roller body 41 fix in required position. In the process of straightening the reinforcing steel bar, the upper straightening roller body 411 rotates continuously by taking the connecting rod 4124 as the circle center, and the reinforcing steel bar is straightened.

Referring to fig. 1, the lower straightening rollers 42 have the same volume as the upper straightening rollers 41, and are staggered with the upper straightening rollers 41 in the vertical direction, so that the phenomenon that the upper straightening rollers 41 align to straighten the reinforcing steel bars in the vertical direction and drop a large amount of slag chips due to overlarge straightening force is avoided. The lower straightening roller 42 is rotatably connected with the fixing plate 4121 through a connecting rod 421 provided in the middle. In the process of straightening the steel bar, the lower straightening roller 42 rotates continuously with the insertion rod 421 as the center of the circle.

The straightening mechanism 4 further comprises a straightening channel 43, the straightening channel 43 is a horizontally arranged channel and is located between the upper straightening roller 41 and the lower straightening roller 42, one side of the straightening channel, close to the paying-off mechanism 2, is as high as the height of the entering reinforcing steel bar, the connecting part of the straightening channel and the paying-off mechanism 2 is smooth and flat, and the reinforcing steel bar can conveniently enter the straightening mechanism 4.

The cleaning mechanism 5 is located at the lower side of the lower straightening roller 42 and comprises a purging pipe 51 and a fixing piece 52.

Referring to fig. 4, the purging pipe 51 is horizontally arranged, an air inlet 511 is formed in one side of the purging pipe 51, air cannot be exhausted from the other side of the purging pipe, a plurality of exhaust holes 512 are uniformly distributed in the lower surface of the purging pipe 51, the exhaust holes 512 are arranged downwards along the vertical direction, and when the exhaust holes 512 exhaust air, slag generated by straightening steel bars is cleaned through air blowing.

Referring to fig. 1, the purge pipe 51 is connected to the table 11 by a fixing member 52, and the fixing member 52 is respectively disposed at both sides of the purge pipe 51, and the connection manner is similar, here, the side provided with the gas inlet 511 is taken as an example.

Referring to fig. 5 and 6, the fixing member 52 includes a fixing plate 521, a mounting hole 522, a fixing block 523, and a fixing hole 524. The middle of the fixing piece 52 is provided with a fixing piece 521, the middle of the fixing piece 521 is provided with a mounting hole 522, and the mounting hole 522 is a circular hole with the same circular area as the pipe orifice of the purging pipe 51.

The two sides of the fixing piece 521 are respectively provided with a fixing block 523, the two fixing blocks 523 are identical in shape, each fixing block 523 is provided with a fixing hole 524, in the process of connecting with the purging pipe 51, the fixing blocks 523 are pressed on the surface of one side of the workbench 11, which is provided with the working chamber 12, the fixing blocks penetrate through the fixing holes 524 through bolts and then are screwed, and the purging pipe 51 is fixed. The purge tube 51 can be removed by removing the fixture 52 when the shear is not operating.

Referring to fig. 7, the shearing mechanism 6 includes a cutter 61 and a cutter groove 62.

In the reinforcing bar entering shearing mechanism 6 after the pressure is straight, cut the reinforcing bar through cutter 61 along vertical direction repetitive motion, sword groove 62 aligns with cutter 61 in vertical direction, makes cutter 61 cut the reinforcing bar in moving sword groove 62, prevents to wear and tear box 1.

The implementation principle of the embodiment is as follows:

when the shearing machine normally operates, after the bin door 13 is opened, the purging pipe 51 is installed on the box body 1 through the fixing piece 52, the motor provides power to drive the steel bars to move, and the control panel is used for controlling the length required by the steel bars to be sheared and the moving speed of the steel bars in the shearing machine. The steel bars enter the straightening mechanism 4 for straightening treatment after passing through the paying-off channel, when different steel bars are sheared, the shearing machine can be suitable for the steel bars with different diameters by adjusting the position of the upper straightening roller 41, oxide slag on the surfaces of the steel bars are extruded and rubbed to fall off in the straightening process, the oxide slag is blown off through the purging pipe 51 to keep the shearing machine clean, the steel bars enter the shearing mechanism 6 after being straightened, and the steel bars are sheared through the cutter 61.

When the shearing machine does not need to work for a long time, the cleaning mechanism 5 can be detached, and then the bin door 13 is closed, so that the internal parts of the working bin 12 are prevented from being oxidized, rusted and dirtied, and the service life of the shearing machine is prolonged.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. An adjustable bar shear characterized in that: the steel bar shearing machine comprises a straightening mechanism (4) and a shearing mechanism (6), wherein the straightening mechanism (4) comprises an upper straightening roller (41) and a lower straightening roller (42), the upper straightening roller (41) is movably arranged, the upper straightening roller (41) can move towards the lower straightening roller (42) or is far away from the lower straightening roller (42) and is fixedly arranged, and the shearing mechanism (6) comprises a cutter (61) for shearing steel bars.

2. An adjustable bar shear according to claim 1, wherein: the shearing machine further comprises a box body (1), the box body (1) comprises a workbench (11), the box body (1) further comprises a working bin (12) and a bin door (13), the working bin (12) is located above the workbench (11) and is a rectangular groove located on the side surface of the box body (1), the bin door (13) covers the surface of the working bin (12), and the bin door (13) and the working bin (12) can be opened and closed.

3. An adjustable bar shear according to claim 1, wherein: the straightening mechanism (4) comprises an adjusting assembly (412), the adjusting assembly (412) comprises a fixing plate (4121), a sliding block (4123), a connecting rod (4124), an adjusting bolt (4125) and an adjusting nut (4126), the fixing plate (4121) is fixed in the working bin (12), the upper straightening roller (41) is coaxially connected with one end of the connecting rod (4124), the other end of the connecting rod (4124) is fixed with the sliding block (4123), the lower end of the adjusting bolt (4125) is vertically inserted into the sliding block (4123) and is in threaded connection with the sliding block, the side face, located above the sliding block (4123), of the adjusting bolt (4125) is in threaded connection with the adjusting nut (4126), and the adjusting nut (4126) and the fixing plate (4121) are relatively fixed in position.

4. An adjustable bar shear according to claim 3, wherein: the adjusting assembly (412) further comprises a sliding channel (4121 a) for limiting the vertical lifting of the sliding block (4123).

5. An adjustable bar shear according to claim 4, wherein: the sliding block (4123) is inserted into the sliding channel (4121 a), and a gap is reserved between the side surface of the sliding block (4123) and the side surface of the sliding channel (4121 a).

6. An adjustable bar shear according to claim 1, wherein: the upper straightening rollers (41) and the lower straightening rollers (42) are arranged in a staggered mode in the vertical direction.

7. An adjustable bar shear according to claim 1, wherein: the shearing mechanism (6) further comprises a cutter groove (62), and the cutter groove (62) is positioned on the lower side of the cutter (61) and is aligned with the cutting position of the cutter (61) in the vertical direction.

8. An adjustable bar shear according to claim 1, wherein: the bar shear comprises a cleaning mechanism (5), wherein the cleaning mechanism (5) is positioned at the lower part of the straightening mechanism (4).

9. An adjustable bar shear according to claim 8, wherein: clean mechanism (5) including sweeping pipe (51), sweep pipe (51) one end admit air and the bottom is equipped with a plurality of exhaust holes (512) downwards, exhaust hole (512) are towards straightening mechanism (4) lower extreme.

10. An adjustable bar shear according to claim 9, wherein: the cleaning mechanism (5) comprises a fixing piece (52), and the fixing piece (52) enables the purging pipe (51) to be detachably connected with the box body (1).

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