CN113000731A

CN113000731A - Safe and reliable's portable reinforcing bar cutting equipment

Info

Publication number: CN113000731A
Application number: CN202110132374.9A
Authority: CN
Inventors: 杨志钢
Original assignee: Shanghai Yiduan Metal Smelting Co ltd
Current assignee: Guizhou Province Transporation Construction Consulting Supervision Co ltd
Priority date: 2021-01-31
Filing date: 2021-01-31
Publication date: 2021-06-22
Anticipated expiration: 2041-01-31
Also published as: CN113000731B

Abstract

The invention discloses safe and reliable portable steel bar cutting equipment, relates to the field of building equipment, the technical scheme is characterized by comprising a base, wherein a safety frame is connected on the base, a workbench is arranged on the base, a moving mechanism for driving the safety frame to move up and down is arranged in the base, a first cutting cavity is arranged in the base, a second cutting cavity is arranged in the safety frame, a lifting frame is arranged in the first cutting cavity in a sliding manner, the right end of the lifting frame extends into the second cutting cavity, a cutting mechanism for cutting off a steel bar is arranged in the lifting frame, a lifting mechanism for controlling the lifting frame to lift is arranged in the base, a safety mechanism for preventing the lifting frame from descending when in a non-working state is arranged in the safety frame, the technical effect is that the safety mechanism, even if the cutting mechanism is in an operating state, a user cannot contact the cutting mechanism, and safety is improved.

Description

Safe and reliable's portable reinforcing bar cutting equipment

Technical Field

The invention relates to the field of construction equipment, in particular to safe and reliable portable steel bar cutting equipment.

Background

The steel bar cutting machine is classified into a full-automatic steel bar cutting machine and a semi-automatic steel bar cutting machine. The full-automatic electric cutting machine is characterized by that the electric energy is converted into kinetic energy by means of motor to control the cut of cutting knife so as to attain the effect of cutting steel bar. And semi-automatically, the cut is manually controlled to perform the operation of cutting the reinforcing bars.

At present, chinese patent with application number CN201711437494.X discloses a steel bar cutting machine of recoverable iron fillings, and it includes the mounting base, the top both ends fixedly connected with protecting crust of mounting base, prevent that the front of mounting base has seted up the magnet groove, the inner wall swing joint in magnet groove has the magnet piece, the top swing joint of mounting base has iron fillings box, the inner wall bottom swing joint of iron fillings box has the felt net, the top swing joint of mounting base has the cutting bed that is located iron fillings box right side, cutting groove has been seted up at the top of cutting bed, the top fixed mounting of mounting base plate has the left bracing piece that is located iron fillings box, the top fixed mounting of bracing piece has the motor.

Although the cutting work of the reinforcing bars can be stably performed, the saw blade for cutting the reinforcing bars is directly exposed, and a safety accident in which a user comes into contact with the saw blade is easily occurred.

Disclosure of Invention

The invention aims to provide safe and reliable portable steel bar cutting equipment, wherein a safety mechanism in a lifting safety frame of the equipment can prevent a lifting cutting mechanism from being exposed, and even if the cutting mechanism is in an operating state, a user can not contact the lifting cutting mechanism, so that the safety is improved.

The technical purpose of the invention is realized by the following technical scheme:

the utility model provides a safe and reliable's portable reinforcing bar cutting equipment, which comprises a base, be connected with safe frame on the base, be equipped with the workstation on the base, be equipped with the moving mechanism who orders about safe frame and reciprocate in the base, be equipped with first cutting chamber in the base, be equipped with second cutting chamber in the safe frame, the slip is provided with the crane in the first cutting chamber, the crane right-hand member extends to second cutting intracavity, be equipped with the cutting mechanism who cuts off the reinforcing bar in the crane, be equipped with the elevating system that control crane goes up and down in the base, be equipped with the safety mechanism that hinders the crane to descend.

By adopting the technical scheme, when the safety frame descends, the lifting frame can move downwards to be close to the steel bars placed in the workbench and cut off the steel bars through the cutting mechanism, if the safety frame is in a lifting state, the lifting frame is prevented from descending by the safety mechanism, the cutting mechanism is accommodated in the first cutting cavity and the second cutting cavity, even if the cutting mechanism is in a running state, a user cannot contact with the cutting mechanism, and safety is improved.

Further setting: the safety rack comprises a base, wherein straight grooves are respectively formed in the front end and the rear end of the base, supporting columns extending into the straight grooves are respectively arranged at the left end of the safety rack, a moving mechanism comprises racks respectively embedded in the supporting columns, a power cavity connected with the straight grooves is formed in the base, a first motor is arranged in the power cavity, a first power shaft is arranged on the first motor, and a gear meshed with the racks is connected to the first power shaft.

Through adopting above-mentioned technical scheme, the power of first motor is transmitted to support column department by rack and pinion to order about the safety frame and reciprocate on the base, this transmission can transmit bigger power, and compact structure, and the motion process is stable.

Further setting: cutting mechanism is including rotating the rotation axis that sets up in the crane both ends respectively, and rotation axis intermediate junction has the sprocket, and the cover is equipped with the cutting chain between the sprocket of both sides, is equipped with the backup pad that is located between the sprocket of both sides in the crane, and the crane left end is equipped with the rotating assembly who orders about the rotation axis rotation.

Through adopting above-mentioned technical scheme, the cutting chain of motion is at the in-process that descends along with the crane and the reinforcing bar contact and cut off the reinforcing bar, and the cutting process is stable, and the condition of violent vibrations or beating can not appear in the reinforcing bar, has improved the practicality.

Further setting: the base is internally provided with a through groove connected with the first cutting cavity, the rotating assembly comprises a transverse plate which is arranged at the left end of the lifting frame and extends into the through groove, the transverse plate is provided with a second motor, and the second motor is provided with a second power shaft connected with the connected rotating shaft.

Through adopting above-mentioned technical scheme, directly order about by the second motor with the sprocket motion of rotation axis synchronous revolution, compact structure is difficult for breaking down.

Further setting: the lifting mechanism comprises a screw rod which is rotatably arranged in the first cutting cavity and connected with the lifting frame, a driving cavity which is positioned on the lower side of the first cutting cavity is arranged in the base, a driving motor is arranged in the driving cavity, a driving shaft and a driving bevel gear which is arranged on the driving shaft are connected onto the driving motor, and the lower end of the screw rod extends into the driving cavity and is connected with a transmission bevel gear which is meshed with the driving bevel gear.

Through adopting above-mentioned technical scheme, because the lead screw is connected with the cooperation of crane ball screw, consequently rotatory lead screw can order about the crane and reciprocate in the cutting chamber, and the motion process is stable, and the installation of lead screw can utilize base inner space more effectively in addition.

Further setting: the safety mechanism comprises a moving frame arranged in the moving groove in a sliding mode, a baffle is arranged in the moving frame in the sliding mode, a supporting groove located in the second cutting cavity is arranged in the safety frame, the left end of the baffle extends into the supporting groove, an inclined platform which is abutted to the inner wall of the supporting groove is arranged at the front end and the rear end of the baffle respectively, and a plurality of reset springs are arranged between the right end of the baffle and the inner wall of the moving frame.

Through adopting above-mentioned technical scheme, the baffle that sets up in supporting the inslot will hinder the crane to remove to safe frame downside, and the cutting chain that is located the second cutting intracavity can't be contacted to the user of service, the security has been improved, and when ordering about the removal frame and driving the baffle and shift up, because the inclined plane cooperation relation of sloping bench upper end and support inslot wall, the baffle will move towards the shifting chute and leave the second cutting chamber, the crane can normally move down and carry out the action of cutting off to the reinforcing bar under this condition, operation steps are simplified, the convenience is improved.

Further setting: the right end of the base is provided with a control groove located on the lower side of the moving groove, an electric push rod is arranged in the control groove, and a top block connected with the top end of the electric push rod is slidably arranged in the control groove.

Through adopting above-mentioned technical scheme, when safety shelf descends and bottom and base contact, the kicking block that promotes to shift up by electric putter will move to the shifting chute in and order about the shifting chute and rise to make the baffle leave the second cutting chamber, and the safety shelf that descends can improve protect function and avoid the direct and cutting chain contact of user, improved the practicality.

Further setting: the base is internally provided with a scrap groove positioned at the lower end of the workbench, the base is internally provided with an electromagnet positioned at the lower side of the scrap groove, and the opening at the right end of the scrap groove is rotatably connected with a baffle.

Through adopting above-mentioned technical scheme, the iron fillings that cut off reinforcing bar in-process production drop to workstation and iron chip inslot after blockking by safety shelf, and the iron fillings in the adsorbable workstation of magnetic force that the electro-magnet produced are collected in the iron chip inslot, and the user of being convenient for clears up iron fillings, has improved the convenience.

Further setting: the safety frame also comprises a clamping mechanism for clamping the reinforcing steel bar in the reinforcing steel bar cutting process.

Through adopting above-mentioned technical scheme, when the less reinforcing bar of processing diameter, fixture can cooperate the workstation to clamp the reinforcing bar, avoids the reinforcing bar to beat or skew at the cutting off in-process, has improved the stability of during operation.

Further setting: safety frame upper end is equipped with the spout, and fixture sets up the carriage in the spout including sliding, and the carriage lower extreme slides and is provided with the connecting plate, is equipped with compound spring between connecting plate upper end and the carriage inner wall, and the connecting plate lower extreme is equipped with the grip block that extends to the carriage downside, and the carriage upper end slides and is provided with the fixed plate, is equipped with pressure spring between fixed plate rear end and the carriage inner wall, and the fixed plate front end offsets with the spout inner wall, and the fixed plate front end is equipped with the push rod that extends to the safety.

Through adopting above-mentioned technical scheme, grip block and workstation cooperation centre gripping reinforcing bar in the carriage, and when ordering about the reinforcing bar and remove on the workstation, can promote the grip block to overcome pressure spring's elasticity and shift up, need not adjust the height of carriage, improved the convenience, and the carriage passes through fixed plate front end and the fixed self height of frictional force between the spout inner wall, consequently orders about the height that fixed plate front end and spout inner wall can adjust the carriage, has improved the convenience.

In conclusion, the invention has the following beneficial effects: when the safety rack is in a lifting state, the baffle arranged in the supporting groove prevents the lifting rack from moving to the lower side of the safety rack, and a user cannot contact the cutting chain in the second cutting cavity, so that the safety of the steel bar cutting machine is improved.

Drawings

FIG. 1 is a front view of the apparatus structure of the present invention;

FIG. 2 is a schematic view of the apparatus configuration of the present invention in an operational state;

FIG. 3 is a schematic view of the internal structure of the base and safety rack of the present invention;

FIG. 4 is a schematic view of the lift mechanism of the present invention;

FIG. 5 is a schematic view of the moving mechanism of FIG. 1 at A in accordance with the present invention;

FIG. 6 is a schematic view of the safety mechanism of FIG. 3 at B in the present invention;

FIG. 7 is a schematic view of the baffle of FIG. 2 shown separated from the second cutting chamber at C in accordance with the present invention;

fig. 8 is a schematic view of the clamping mechanism of fig. 2 of the present invention at D.

1. A base; 2. a safety rack; 3. a work table; 4. a first cutting cavity; 5. a second cutting lumen; 6. a lifting frame; 10. a moving mechanism; 11. a straight groove; 12. a support pillar; 13. a rack; 14. a power cavity; 15. a first motor; 16. a first power shaft; 17. a gear; 20. a cutting mechanism; 21. a rotating shaft; 22. a sprocket; 23. cutting the chain; 24. a support plate; 30. a rotating assembly; 31. a through groove; 32. a transverse plate; 33. a second motor; 34. a second power shaft; 40. a lifting mechanism; 41. a screw rod; 42. a drive chamber; 43. a drive motor; 44. a drive shaft; 45. a drive bevel gear; 46. a drive bevel gear; 50. a safety mechanism; 51. a moving groove; 52. a movable frame; 53. a baffle plate; 54. a support groove; 55. a sloping table; 56. a return spring; 60. a control slot; 61. an electric push rod; 62. a top block; 70. a scrap groove; 71. an electromagnet; 72. a baffle plate; 80. a clamping mechanism; 81. a chute; 82. a carriage; 83. a connecting plate; 84. a compound spring; 85. a clamping plate; 86. a fixing plate; 87. a pressure spring; 88. a push rod.

Detailed Description

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

A safe and reliable portable reinforcing steel bar cutting device, as shown in figures 1 and 2, fig. 3 and fig. 4 show, which comprises a base 1, be connected with safe frame 2 on the base 1, be equipped with workstation 3 on the

base

1, 3 upper ends of workstation are convex recess, be equipped with the moving mechanism 10 that orders about safe frame 2 and reciprocate in the base 1, be equipped with first cutting chamber 4 in the base 1, be equipped with second cutting chamber 5 in the safe frame 2, first cutting chamber 4 is in same vertical plane with second cutting chamber 5, it is provided with crane 6 to slide in first cutting chamber 4, crane 6 right-hand member extends to in the second cutting chamber 5, be equipped with the cutting mechanism 20 that cuts off the reinforcing bar in the crane 6, be equipped with the elevating system 40 that control crane 6 goes up and down in the base 1, be equipped with the safety mechanism 50 that hinders crane 6 to descend when non-operating condition in the safe frame 2, be equipped with on the safe frame 2 and cut off the fixture 80 of.

As shown in fig. 1 and 5, the front end and the rear end of the base 1 are respectively provided with a straight groove 11, the left end of the safety frame 2 is respectively provided with a support column 12 extending into the straight groove 11, the support column 12 is in sliding fit with the straight groove 11, the moving mechanism 10 comprises racks 13 respectively embedded in the support columns 12, a power cavity 14 connected with the straight groove 11 is arranged in the base 1, a first motor 15 is arranged in the power cavity 14, a first power shaft 16 is arranged on the first motor 15, and a gear 17 which is meshed with the racks 13 and synchronously rotates is connected to the first power shaft 16.

As shown in fig. 3, 4 and 6, the cutting mechanism 20 includes rotating shafts 21 respectively arranged at two ends of the lifting frame 6 through bearing rotation, the middle of the rotating shaft 21 is connected with chain wheels 22 which rotate synchronously, a cutting chain 23 is sleeved between the chain wheels 22 at two sides, a supporting plate 24 positioned between the chain wheels 22 at two sides is arranged in the lifting frame 6, the supporting plate 24 is rotatably connected with the chain wheels 22 through clearance fit, and the left end of the lifting frame 6 is provided with a rotating component 30 driving the rotating shaft 21 to rotate.

As shown in fig. 4, a through groove 31 connected with the first cutting cavity 4 is arranged in the base 1, the rotating assembly 30 comprises a transverse plate 32 arranged at the left end of the lifting frame 6 and extending into the through groove 31, a second motor 33 is arranged on the transverse plate 32, and a second power shaft 34 which is connected with the connecting rotating shaft 21 through a coupler and rotates synchronously is arranged on the second motor 33.

As shown in fig. 3 and 4, the lifting mechanism 40 includes a screw rod 41 rotatably disposed in the first cutting chamber 4 and connected to the lifting frame 6 through a bearing, the screw rod 41 is connected to the lifting frame 6 in a ball-and-ball fit manner, a driving chamber 42 disposed at the lower side of the first cutting chamber 4 is disposed in the base 1, a driving motor 43 is disposed in the driving chamber 42, the driving motor 43 is connected to a driving shaft 44 and a driving bevel gear 45 disposed on the driving shaft 44 for synchronous rotation, and the lower end of the screw rod 41 extends into the driving chamber 42 and is connected to a transmission bevel gear 46 engaged with the driving bevel gear 45 for synchronous rotation.

As shown in fig. 3, 6 and 7, a moving slot 51 connected with the second cutting cavity 5 is arranged at the right end of the safety frame 2, the safety mechanism 50 comprises a moving frame 52 slidably arranged in the moving slot 51, a baffle 53 is slidably arranged in the moving frame 52, a supporting slot 54 located in the second cutting cavity 5 is arranged in the safety frame 2, the left end of the baffle 53 extends into the supporting slot 54, the front end and the rear end of the baffle 53 are respectively provided with an inclined platform 55 abutting against the inner wall of the supporting slot 54, the contact surface between the upper end of the inclined platform 55 and the inner wall of the supporting slot 54 is an inclined surface, and two return springs 56 are arranged between the right end of the baffle 53 and the inner wall of the moving frame 52.

As shown in fig. 3 and 7, a control groove 60 is provided at the right end of the base 1 and located below the moving groove 51, an electric push rod 61 is provided in the control groove 60, a top block 62 connected to the top end of the electric push rod 61 is slidably provided in the control groove 60, and when the safety rack 2 is in a lowered state, the upper end of the top block 62 can be lifted into the moving groove 51 and contacted with the lower end of the moving rack 52.

As shown in fig. 3, a chip groove 70 located at the lower end of the workbench 3 is arranged in the base 1, an electromagnet 71 located at the lower side of the chip groove 70 is arranged in the base 1, the bottom surface of the chip groove 70 is arranged in an inclined manner, the opening at the right end of the chip groove 70 is the lowest point, and a baffle plate 72 is rotatably connected to the opening at the right end of the chip groove 70 through a bearing.

As shown in fig. 2 and 8, a sliding groove 81 is disposed at an upper end of the safety rack 2, the clamping mechanism 80 includes a sliding frame 82 slidably disposed in the sliding groove 81, a connecting plate 83 is slidably disposed at a lower end of the sliding frame 82, a composite spring 84 is disposed between an upper end of the connecting plate 83 and an inner wall of the sliding frame 82, a clamping plate 85 extending to a lower side of the sliding frame 82 is disposed at a lower end of the connecting plate 83, a fixing plate 86 is slidably disposed at an upper end of the sliding frame 82, a pressure spring 87 is disposed between a rear end of the fixing plate 86 and the inner wall of the sliding frame 82, a front end of the fixing plate 86 abuts against the inner wall of the sliding groove 81, a front end of the fixing plate 86 is made of rubber material with large friction, the friction between the fixing plate 86.

The specific operation mode of the specific embodiment of the invention is as follows: the electric push rod 61 is the prior art, and converts the rotary motion of a motor into the linear reciprocating motion of the push rod;

placing a steel bar to be cut into an arc-shaped groove on a workbench 3, starting a first motor 15 to drive a safety frame 2 connected with a support column 12 to descend through the cooperation of a gear and a rack, controlling an electric push rod 61 to drive a top block 62 to ascend when the lower end of the safety frame 2 abuts against a base 1, moving the top block 62 into a moving groove 51 and driving a moving frame 52 to ascend, and driving a baffle plate 53 in the moving frame 52 to ascend along with the baffle plate, wherein the baffle plate 53 moves towards the moving groove 51 and leaves a second cutting cavity 5 due to the inclined plane fit relation between the upper end of the baffle plate 53 and the inner wall of a support groove 54, and under the condition, a lifting frame 6 can normally move downwards to cut the steel bar;

the second motor 33 is started to drive the cutting chain 23 to move, meanwhile, the driving motor 43 is started to drive the screw rod 41 to drive the lifting frame 6 to descend, and the cutting chain 23 is contacted with the steel bar and cuts off the steel bar in the descending process of the lifting frame 6.

When the steel bars with the diameter far smaller than the inner diameter of the arc-shaped groove need to be cut off, the push rod 88 is pushed to drive the front end of the fixing plate 86 to be separated from the inner wall of the sliding groove 81, the sliding frame 82 can be driven to move up and down in the sliding groove 81, the steel bars are clamped through the matching of the clamping plate 85 on the lower side of the sliding frame 82 and the workbench 3, the steel bars are prevented from moving or rotating in the cutting process, after the push rod 88 is released, the fixing plate 86 moves forwards and resets under the elastic force of the pressure spring 87, the front end of the fixing plate 86 abuts against the inner wall of the sliding groove 81 under the acting force, and the height of the sliding frame 82 in.

The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but only protected by the patent laws within the scope of the claims.

Claims

1. The utility model provides a safe and reliable's portable reinforcing bar cutting equipment, includes base (1), be connected with safety shelf (2) on base (1), be equipped with workstation (3) on base (1), its characterized in that: be equipped with in base (1) and order about moving mechanism (10) that safety frame (2) reciprocated, be equipped with first cutting chamber (4) in base (1), be equipped with second cutting chamber (5) in safety frame (2), it is provided with crane (6) to slide in first cutting chamber (4), crane (6) right-hand member extends to in second cutting chamber (5), be equipped with cutting mechanism (20) that cut off the reinforcing bar in crane (6), be equipped with control in base (1) elevating system (40) that crane (6) go up and down, be equipped with in safety frame (2) and hinder safety mechanism (50) that crane (6) descend when non-operating condition.

2. A safe and reliable portable rebar cutting apparatus according to claim 1, wherein: both ends respectively are equipped with straight flute (11) around base (1), safety frame (2) left end is equipped with respectively and extends to support column (12) in straight flute (11), moving mechanism (10) are including inlaying respectively and locate rack (13) in support column (12), be equipped with in base (1) with power chamber (14) that straight flute (11) link to each other, be equipped with first motor (15) in power chamber (14), be provided with first power shaft (16) on first motor (15), be connected with on first power shaft (16) with gear (17) that rack (13) engaged with.

3. A safe and reliable portable rebar cutting apparatus according to claim 1, wherein: cutting mechanism (20) including rotate respectively set up in rotation axis (21) at crane (6) both ends, rotation axis (21) intermediate junction has sprocket (22), both sides the cover is equipped with cutting chain (23) between sprocket (22), be equipped with in crane (6) and be located both sides backup pad (24) between sprocket (22), crane (6) left end is equipped with and orders about rotation axis (21) rotatory rotating assembly (30).

4. A safe and reliable portable rebar cutting apparatus according to claim 3, wherein: be equipped with in base (1) with logical groove (31) that first cutting chamber (4) link to each other, rotating assembly (30) are including setting up crane (6) left end extends to diaphragm (32) in leading to groove (31), be equipped with second motor (33) on diaphragm (32), be equipped with on second motor (33) and link to each other second power shaft (34) that rotation axis (21) are connected.

5. A safe and reliable portable rebar cutting apparatus according to claim 1, wherein: elevating system (40) including rotate set up in first cutting chamber (4) and with lead screw (41) that crane (6) are connected, be equipped with in base (1) and be located drive chamber (42) of first cutting chamber (4) downside, be equipped with driving motor (43) in drive chamber (42), be connected with drive shaft (44) on driving motor (43) and set up drive bevel gear (45) on drive shaft (44), lead screw (41) lower extreme extend to in drive chamber (42) and be connected with drive bevel gear (46) meshing.

6. A safe and reliable portable rebar cutting apparatus according to claim 1, wherein: safety gear (50) including slide set up in removal frame (52) in removal groove (51), it is provided with baffle (53) to slide in removal frame (52), be equipped with in safety gear (2) and be located support groove (54) in second cutting chamber (5), baffle (53) left end extend to in support groove (54), both ends are equipped with respectively around baffle (53) with support oblique platform (55) that the groove (54) inner wall offseted, baffle (53) right-hand member with be equipped with a plurality of reset spring (56) between removal frame (52) inner wall.

7. A safe and reliable portable rebar cutting apparatus according to claim 6, wherein: the base (1) right-hand member is equipped with and is located shift gate (51) downside control groove (60), be equipped with electric putter (61) in control groove (60), it has in control groove (60) to slide be provided with kicking block (62) that electric putter (61) top is connected.

8. A safe and reliable portable rebar cutting apparatus according to claim 1, wherein: be equipped with in base (1) and be located scrap iron groove (70) of workstation (3) lower extreme, be equipped with in base (1) and be located electromagnet (71) of scrap iron groove (70) downside, scrap iron groove (70) right-hand member opening part rotates and is connected with baffle (72).

9. A safe and reliable portable rebar cutting apparatus according to claim 1, wherein: the safety frame (2) further comprises a clamping mechanism (80) for clamping the steel bars in the process of cutting off the steel bars.

10. A safe and reliable portable rebar cutting apparatus according to claim 9, wherein: safety frame (2) upper end is equipped with spout (81), fixture (80) including slide set up in carriage (82) in spout (81), carriage (82) lower extreme slip is provided with connecting plate (83), connecting plate (83) upper end with be equipped with compound spring (84) between carriage (82) inner wall, connecting plate (83) lower extreme is equipped with and extends to grip block (85) of carriage (82) downside, carriage (82) upper end slip is provided with fixed plate (86), fixed plate (86) rear end with be equipped with compression spring (87) between carriage (82) inner wall, fixed plate (86) front end with spout (81) inner wall offsets, fixed plate (86) front end is equipped with and extends to push rod (88) in the safety frame (2) outside.