CN112642961A - Portable steel bar straightening machine - Google Patents
Portable steel bar straightening machine Download PDFInfo
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- CN112642961A CN112642961A CN202011391467.5A CN202011391467A CN112642961A CN 112642961 A CN112642961 A CN 112642961A CN 202011391467 A CN202011391467 A CN 202011391467A CN 112642961 A CN112642961 A CN 112642961A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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Abstract
The invention discloses a portable steel bar straightening machine, which comprises a first clamping plate, a second clamping plate and a pushing mechanism, wherein the upper end of a placing plate is provided with the first clamping plate and the second clamping plate, a first knob is rotated to drive a first screw rod to be in thread transmission at the inner side of a thread bush, and the first screw rod drives a first moving block to move at the inner side of a lower clamping block, so that the first moving block drives a guide block and an upper clamping block to move towards the upper end through a first swinging rod, the distance between the upper clamping block and the lower clamping block is adjusted, and the advantage of clamping and straightening steel bars with different diameters is achieved; through having set up pushing mechanism placing the board upper end, the motor circular telegram is worked, drives gear through the rotating shaft and rotates, makes the gear drive rack move towards the left end to make the diaphragm drive the reinforcing bar of upper end and move towards the left end, carry the reinforcing bar that needs the alignment, changed originally through the artificial mode that promotes the reinforcing bar, increase reinforcing bar alignment efficiency and safety in utilization's advantage.
Description
Technical Field
The invention relates to the related field of steel bar straightening, in particular to a portable steel bar straightening machine.
Background
The tunnel is an engineering building buried in the ground, is a form of utilizing underground space by human beings, can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel, reinforcing steel bars pre-buried in the tunnel are easy to be bent in the mechanical operation process, the reinforcing steel bars need to be straightened,
this time often need use the bar straightener to straighten the reinforcing bar, and present portable bar straightener general simple structure needs the artificial reinforcing bar to the alignment of promoting, and factor of safety is low to the centre gripping radius to the splint of reinforcing bar alignment is generally fixed, makes when the alignment to different diameter reinforcing bars, and the alignment accuracy is low.
Disclosure of Invention
Accordingly, to address the above-mentioned deficiencies, the present invention provides a portable bar straightener.
The invention is realized in such a way that a portable steel bar straightener is constructed, the device comprises supporting legs, a placing plate, a hydraulic rod, a pull rod, a connector, a first clamping plate, a second clamping plate and a pushing mechanism, the supporting legs are fixed with four corners of the bottom of the placing plate, a control panel is arranged at the right rear end of the top of the placing plate, the first clamping plate is fixed with the front end of the connector, the second clamping plate is locked and fixed with the front end of the top of the placing plate through screws, the pushing mechanism is installed and fixed at the bottom of the placing plate, the first clamping plate comprises an upper clamping block, a lower clamping block, a first screw rod, a first knob, a first moving block, a first swinging rod, a guide block, a threaded sleeve and a top support mechanism, the lower clamping block is fixed with the front end of the connector, a threaded sleeve is fixed at the left end inside the lower clamping block, the first screw rod is matched with threads on the inner side of the threaded sleeve, and the first, the left end of the first screw is provided with a first moving block, the first moving block is in sliding fit with the inner part of the lower clamping block, one end of a first swinging rod is in rotating fit with the upper side of the front end of the first moving block through a hinge shaft, the other end of the first swinging rod is in rotating fit with the left upper end of a guide block, the guide block and the lower end of the upper clamping block are fixed into a whole, the guide block is embedded into the inner side of the upper end of the lower clamping block in a clearance fit mode, and the jacking mechanism is installed and fixed at the right end of the inner part of the lower clamping block.
Preferably, the button is installed at the control panel top, place the board left end and be fixed with the power wire, place board and hydraulic stem bottom bolted connection, hydraulic stem top front end is provided with the pull rod, the hydraulic stem is fixed with the connector rear end.
Preferably, the top bracing mechanism comprises a second moving block, a pressing rod, a pressure spring, a sliding cavity and a second swinging rod, the second moving block is in sliding fit with the right lower end inside the lower clamping block, the second moving block and the left end of the pressing rod are fixed into a whole, the pressing rod is elastically connected with the right end inside the sliding cavity through the pressure spring, the pressing rod is embedded into the inner side of the left end of the sliding cavity in a clearance fit mode, one end of the second swinging rod is in rotating fit with the upper side of the front end of the second moving block through a hinge shaft, and the other end of the second swinging rod is in rotating connection with the right upper end of the guide block.
Preferably, the pushing mechanism comprises a motor, a rotating shaft, a gear, a guide frame, a movable clamping mechanism and a fixed cover, the fixed cover is arranged at the lower end of the inner part of the placing plate, the motor is locked and fixed with the upper end of the inner part of the fixed cover through a screw, the motor is connected with the middle part of the gear through the rotating shaft, the gear is meshed with the front end of the movable clamping mechanism, the movable clamping mechanism is embedded in the guide frame, the guide frame is connected with the lower end of the placing plate through a bolt, and the motor is electrically connected with the control panel.
Preferably, remove fixture includes diaphragm, sliding block, rack and screw rod fixture, the diaphragm adopts clearance fit's mode to imbed in the guide frame inboard, the diaphragm is fixed mutually with the sliding block top to sliding block and the inside lower extreme sliding fit of guide frame, diaphragm and rack front end fixed connection, diaphragm and screw rod fixture bottom welded fastening, rack rear end and gear engagement transmission.
Preferably, screw rod fixture includes riser, lower clamp ring, spout, accepts the piece, goes up clamp ring, extension spring, second screw rod and second knob, riser and diaphragm right-hand member welded fastening, riser and lower clamp ring lower extreme fixed connection, the riser upper end left and right sides is opened relatively and is equipped with the spout, it is fixed mutually with the inboard sliding fit of spout to accept the piece, it is fixed mutually with last clamp ring upper left end to accept the piece, go up the clamp ring upper end and install the second screw rod, the inboard screw-thread fit in second screw rod and riser upper end, the second screw rod is fixed mutually with second knob lower extreme, it passes through extension spring and the inside upper end elastic connection of riser to go up the clamp ring.
Preferably, the lower clamping ring and the upper clamping ring have the same size, and the lower clamping ring and the upper clamping ring are symmetrically distributed with each other.
Preferably, the number of the tension springs is two, and the tension springs are arranged oppositely along the left side and the right side of the upper end of the upper clamping ring.
Preferably, first splint and second splint structure are the same to first splint and second splint parallel arrangement, and first splint and second splint are the symmetry and describe the distribution.
Preferably, the first screw, the first knob, the first moving block and the threaded sleeve center line are in the same horizontal direction, and an internal thread is arranged on the inner side of the threaded sleeve.
Preferably, the first knob is made of high-molecular polyethylene and has strong wear resistance.
Preferably, the first screw is made of carbon steel and has high hardness.
The invention has the following advantages: the invention provides a portable steel bar straightening machine through improvement, compared with the same type of equipment, the portable steel bar straightening machine has the following improvement:
the method has the advantages that: according to the portable steel bar straightening machine, the first clamp plate and the second clamp plate are arranged at the upper end of the placing plate, the first knob is rotated to drive the first screw rod to be in thread transmission on the inner side of the threaded sleeve, the first screw rod drives the first moving block to move on the inner side of the lower clamp block, and therefore the first moving block drives the guide block and the upper clamp block to move towards the upper end through the first swinging rod, the distance between the upper clamp block and the lower clamp block is adjusted, and the advantage that steel bars with different diameters can be clamped and straightened is achieved.
The method has the advantages that: according to the portable steel bar straightening machine, the top support mechanisms are arranged at the upper ends of the first clamping plate and the second clamping plate, when the guide block moves towards the upper end, the second swing rod drives the second moving block to move towards the left end, so that the second swing rod and the first swing rod mutually support the guide block, the guide block stably moves, and the advantage that the upper clamping block can be stably supported is achieved.
The method has the advantages that: according to the portable steel bar straightening machine, the pushing mechanism is arranged at the upper end of the placing plate, the motor is powered on to work, the gear is driven to rotate through the rotating shaft, the gear drives the rack to move towards the left end, so that the transverse plate drives the steel bar at the upper end to move towards the left end, and when the transverse plate moves, the transverse plate can move on the inner side of the guide frame through the sliding block, so that the transverse plate can move stably to convey the steel bar to be straightened, the original mode that the steel bar is manually pushed is changed, and the steel bar straightening efficiency and the use safety are improved.
The advantages are that: according to the portable steel bar straightening machine, the screw clamping mechanism is arranged at the upper end of the pushing mechanism, steel bars are inserted into the inner sides of the upper clamping ring and the lower clamping ring, then the second knob is rotated clockwise, the second screw is in threaded transmission on the inner side of the vertical plate, so that the upper clamping ring is driven to move towards the lower end, the steel bars are clamped by matching with the lower clamping ring, and the advantages that the steel bars can be clamped quickly, and the steel bars are prevented from shifting when moving are achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of a partial front view structure of the reinforcing bar straightening machine of the present invention;
FIG. 3 is a side view of the first splint of the present invention;
FIG. 4 is a cross-sectional view of the first splint of the present invention;
FIG. 5 is a schematic cross-sectional view of the jacking mechanism of the present invention;
FIG. 6 is a schematic cross-sectional view of the pushing mechanism of the present invention;
FIG. 7 is a schematic side view of the mobile clamping mechanism of the present invention;
FIG. 8 is a schematic cross-sectional view of the screw clamping mechanism of the present invention.
Wherein: supporting leg-1, placing plate-2, control panel-3, button-4, power supply lead-5, hydraulic rod-6, pull rod-7, connecting head-8, first clamping plate-9, second clamping plate-10, pushing mechanism-11, upper clamping block-91, lower clamping block-92, first screw-93, first knob-94, first moving block-95, first swinging rod-96, guide block-97, thread bush-98, top support mechanism-99, second moving block-991, pressure lever-992, pressure spring-993, sliding cavity-994, second swinging rod-995, motor-111, rotating shaft-112, gear-113, guide frame-114, moving clamping mechanism-115, fixed cover-116, pressure spring-993, sliding cavity-994, second swinging rod-995, Transverse plate-1151, sliding block-1152, rack-1153, screw clamping mechanism-1154, vertical plate-11541, lower clamping ring-11542, sliding groove-11543, bearing block-11544, upper clamping ring-11545, tension spring-11546, second screw-11547 and second knob-11548.
Detailed Description
The present invention will be described in detail below with reference to fig. 1 to 8, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1 and 2, the invention provides a portable steel bar straightening machine through improvement, which comprises a supporting leg 1, a placing plate 2, a hydraulic rod 6, a pull rod 7, a connector 8, a first clamping plate 9, a second clamping plate 10 and a pushing mechanism 11, wherein the supporting leg 1 is fixed to four corners of the bottom of the placing plate 2, a control panel 3 is arranged at the right rear end of the top of the placing plate 2, the first clamping plate 9 is fixed to the front end of the connector 8, the second clamping plate 10 is locked and fixed to the front end of the top of the placing plate 2 through screws, the pushing mechanism 11 is fixedly arranged at the bottom of the placing plate 2, a button 4 is arranged at the top of the control panel 3, a power supply lead 5 is fixed to the left end of the placing plate 2, the placing plate 2 is connected to the bottom of the hydraulic rod 6 through bolts, the pull rod 7 is arranged at the front end.
Referring to fig. 3 and 4, the invention provides a portable steel bar straightening machine by improvement, the first clamp plate 9 includes an upper clamp block 91, a lower clamp block 92, a first screw 93, a first knob 94, a first moving block 95, a first swinging rod 96, a guide block 97, a threaded sleeve 98 and a jacking mechanism 99, the lower clamp block 92 is fixed with the front end of the connector 8, the threaded sleeve 98 is fixed with the left end inside the lower clamp block 92, the first screw 93 is in threaded fit with the inner side of the threaded sleeve 98, the first screw 93 is fixed with the right end of the first knob 94, the first moving block 95 is installed at the left end of the first screw 93, the first moving block 95 is in sliding fit with the inside of the lower clamp block 92, one end of the first swinging rod 96 is in rotating fit with the upper side of the front end of the first moving block 95 through a hinge axis, the other end of the first swinging rod 96 is in rotating fit with the upper left end of the guide block 97, the guide block 97 is fixed with the lower end of the, and guide block 97 adopts clearance fit's mode to imbed in clamp splice 92 upper end inboard down, the installation of shore mechanism 99 is fixed in the inside right-hand member of clamp splice 92 down, first splint 9 is the same with second splint 10 structure, and first splint 9 and second splint 10 parallel arrangement, and first splint 9 and second splint 10 are the symmetric form and distribute, first screw rod 93, first knob 94, first movable block 95 and threaded bush 98 central line are in same horizontal direction, and threaded bush 98 inboard is provided with the internal thread, do benefit to and play the effect that makes first screw rod 93 carry out thread drive, first knob 94 is the polymer polyethylene material, and the wearability is strong, first screw rod 93 is the carbon steel material, and hardness is high.
Referring to fig. 5, the present invention provides a portable steel bar straightening machine by improvement, wherein the top supporting mechanism 99 includes a second moving block 991, a pressing rod 992, a pressing spring 993, a sliding cavity 994 and a second swinging rod 995, the second moving block 991 is in sliding fit with the right lower end inside the lower clamping block 92, the second moving block 991 is fixed with the left end of the pressing rod 992 as a whole, the pressing rod 992 is elastically connected with the right end inside the sliding cavity 994 through the pressing spring 993, the pressing rod 992 is embedded inside the left end of the sliding cavity 994 in a clearance fit manner, one end of the second swinging rod 995 is in rotating fit with the upper side of the front end of the second moving block 991 through a hinge axis, and the other end of the second swinging rod 995 is rotatably connected with the upper right end of the guide block 97, which is favorable for making the guide block 97.
Referring to fig. 6, the present invention provides a portable steel bar straightening machine by improvement, in which the pushing mechanism 11 includes a motor 111, a rotating shaft 112, a gear 113, a guiding frame 114, a movable clamping mechanism 115 and a fixed cover 116, the fixed cover 116 is disposed at the lower end of the interior of the placing plate 2, the motor 111 is locked and fixed with the upper end of the interior of the fixed cover 116 by screws, the motor 111 is connected with the middle of the gear 113 through the rotating shaft 112, the gear 113 is engaged with the front end of the movable clamping mechanism 115, the movable clamping mechanism 115 is embedded in the guiding frame 114, the guiding frame 114 is connected with the lower end of the placing plate 2 by bolts, and the motor 111 is electrically connected with the control.
Referring to fig. 7, the invention provides a portable rebar straightening machine by improvement, the movable clamping mechanism 115 includes a transverse plate 1151, a sliding block 1152, a rack 1153 and a screw clamping mechanism 1154, the transverse plate 1151 is embedded inside the guide frame 114 in a clearance fit manner, the transverse plate 1151 is fixed to the top of the sliding block 1152, the sliding block 1152 is in sliding fit with the lower end inside the guide frame 114, the transverse plate 1151 is fixedly connected to the front end of the rack 1153, the transverse plate 1151 is welded to the bottom of the screw clamping mechanism 1154, and the rear end of the rack 1153 is meshed with the gear 113 for transmission, so as to drive the rack 1153 to move.
Referring to fig. 8, the invention provides a portable rebar straightening machine by improvement, a screw clamping mechanism 1154 comprises a vertical plate 11541, a lower clamp ring 11542, a sliding groove 11543, a bearing block 11544, an upper clamp ring 11545, a tension spring 11546, a second screw 11547 and a second knob 11548, the vertical plate 11541 is fixedly welded to the right end of a transverse plate 1151, the vertical plate 11541 is fixedly connected to the lower end of the lower clamp ring 11542, the left and right sides of the upper end of the vertical plate 11541 are provided with sliding grooves 11543, the bearing block 11544 is in sliding fit with the inner side of the sliding groove 11543, the bearing block 11544 is fixed to the upper left end of the upper clamp ring 11545, the upper end of the upper clamp ring 11545 is provided with the second screw 11547, the second screw 11547 is in threaded fit with the inner side of the upper end of the vertical plate 11541, the second screw 11547 is fixed to the lower end of the second knob 11548, the upper clamp ring 11545 is elastically connected to the upper end of the vertical plate 41 through the tension spring 11546, the lower clamp ring 11542 and the, the two tension springs 11546 are arranged, and the tension springs 11546 are arranged along the left side and the right side of the upper end of the upper clamping ring 11545, so that the effect of enabling the upper clamping ring 11545 to move smoothly is facilitated.
Example two:
the portable straightener for rebars is provided by improving the portable straightener, the upper end of the second knob 11548 is provided with a strip-shaped anti-slip pattern, which is beneficial to playing the role of anti-slip, the first oscillating rod 96 and the second oscillating rod 995 have the same size, and the first oscillating rod 96 and the second oscillating rod 995 are distributed symmetrically, which is beneficial to playing the role of enabling the guide block 97 to move upwards smoothly.
The invention provides a portable steel bar straightener by improvement, and the working principle is as follows;
firstly, before use, the portable steel bar straightening machine is horizontally placed, so that the supporting legs 1 fixedly support the straightening machine;
secondly, when the straightening machine is used, an external power supply is connected through a power supply lead 5, the straightening machine is powered on, then a steel bar is inserted into the inner sides of the upper clamp ring 11545 and the lower clamp ring 11542, then the second knob 11548 is rotated clockwise, the second screw 11547 is in threaded transmission on the inner side of the vertical plate 11541, so that the upper clamp ring 11545 is driven to move towards the lower end, and when the upper clamp ring 11545 moves, the upper clamp ring 11545 can move on the inner side of the sliding groove 11543 through the bearing block 11544 and can drive the tension spring 11546 to extend, so that the upper clamp ring 11545 moves stably and is matched with the lower clamp ring 11542 to clamp the steel bar;
thirdly, a button 4 at the upper end of the control panel 3 is pressed down, the pushing mechanism 11 is started, the motor 111 is electrified to work, the gear 113 is driven to rotate through the rotating shaft 112, the gear 113 drives the rack 1153 to move towards the left end, so that the transverse plate 1151 drives the reinforcing steel bar at the upper end to move towards the left end, and when the transverse plate 1151 moves, the transverse plate 1152 moves on the inner side of the guide frame 114, the transverse plate 1151 moves stably, the reinforcing steel bar to be straightened is conveyed, the original mode that the reinforcing steel bar is manually pushed is changed, and the reinforcing steel bar straightening efficiency and the use safety are improved;
fourthly, the transverse plate 1151 drives the reinforcing steel bars to enter the inner sides of the first clamping plate 9 and the second clamping plate 10, then the hydraulic rod 6 drives the first clamping plate 9 to move towards the front end, clamping force is provided through hydraulic pressure, and therefore the bent reinforcing steel bars are clamped to be straight;
fifthly, when straightening a steel bar with a larger diameter, the first knob 94 can be rotated clockwise, so that the first knob 94 drives the first screw 93 to perform thread transmission on the inner side of the thread bush 98, the first screw 93 drives the first moving block 95 to move on the inner side of the lower clamping block 92, the first moving block 95 drives the guide block 97 and the upper clamping block 91 to move upwards through the first oscillating rod 995, the distance between the upper clamping block 91 and the lower clamping block 92 can be adjusted, the steel bars with different diameters can be clamped and straightened, and when the guide block 97 moves upwards, the second oscillating rod 995 can drive the second moving block 991 to move towards the left end, so that the second oscillating rod 995 and the first oscillating rod 995 prop the guide block 97 mutually, and the guide block 97 can move stably;
sixthly, after the straightening machine is used, the straightening machine can be lifted through the pull rod 7 to be carried, and the straightening machine is convenient and fast to use.
The invention provides a portable steel bar straightener by improvement, a first clamping plate 9 and a second clamping plate 10 are arranged at the upper end of a placing plate 2, a first knob 94 is rotated, the first knob 94 drives a first screw 93 to perform thread transmission on the inner side of a thread sleeve 98, the first screw 93 drives a first moving block 95 to move on the inner side of a lower clamping block 92, so that the first moving block 95 drives a guide block 97 and an upper clamping block 91 to move towards the upper end through a first swinging rod 995, the distance between the upper clamping block 91 and the lower clamping block 92 is adjusted, and the advantage of clamping and straightening steel bars with different diameters is achieved; by arranging the top bracing mechanism 99 at the upper ends of the first clamping plate 9 and the second clamping plate 10, when the guide block 97 moves towards the upper end, the second swinging rod 995 can drive the second moving block 991 to move towards the left end, so that the second swinging rod 995 and the first swinging rod 995 brace the guide block 97 mutually, the guide block 97 can move stably, and the advantage of being capable of stably bracing the upper clamping block 91 is achieved; the pushing mechanism 11 is arranged at the upper end of the placing plate 2, the motor 111 is electrified to work, the gear 113 is driven to rotate through the rotating shaft 112, the gear 113 drives the rack 1153 to move towards the left end, so that the transverse plate 1151 drives the reinforcing steel bars at the upper end to move towards the left end, and when the transverse plate 1151 moves, the transverse plate 1152 moves on the inner side of the guide frame 114, so that the transverse plate 1151 moves stably and conveys the reinforcing steel bars to be straightened, the original mode that the reinforcing steel bars are manually pushed is changed, and the reinforcing steel bar straightening efficiency and the use safety are improved; through having set up screw rod fixture 1154 in pushing mechanism 11 upper end, it is inboard with clamp ring 11545 and lower clamp ring 11542 to insert the reinforcing bar and enter into, clockwise rotation second knob 11548 afterwards, make second screw rod 11547 at the inboard screw thread transmission of riser 11541, thereby it moves toward the lower extreme to drive clamp ring 11545, clamp ring 11542 carries out the centre gripping to the reinforcing bar under the cooperation, reached and to have carried out the centre gripping to the reinforcing bar fast, the advantage of skew when preventing the reinforcing bar and moving.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A portable steel bar straightening machine comprises supporting legs (1), a placing plate (2), a hydraulic rod (6), a pull rod (7) and a connecting head (8), wherein the supporting legs (1) are fixed with four corners of the bottom of the placing plate (2), and a control panel (3) is arranged at the right rear end of the top of the placing plate (2);
the method is characterized in that: the clamping device is characterized by further comprising a first clamping plate (9), a second clamping plate (10) and a pushing mechanism (11), wherein the first clamping plate (9) is fixed to the front end of the connecting head (8), the second clamping plate (10) is locked and fixed to the front end of the top of the placing plate (2) through screws, the pushing mechanism (11) is installed and fixed to the bottom of the placing plate (2), the first clamping plate (9) comprises an upper clamping block (91), a lower clamping block (92), a first screw rod (93), a first knob (94), a first moving block (95), a first swinging rod (96), a guide block (97), a threaded sleeve (98) and a top support mechanism (99), the lower clamping block (92) is fixed to the front end of the connecting head (8), the threaded sleeve (98) is fixed to the left end inside the lower clamping block (92), the first screw rod (93) is in threaded fit with the inner side of the threaded sleeve (98), and the first screw rod (93) is fixed to the right end of the first knob (94), a first moving block (95) is installed at the left end of the first screw (93), the first moving block (95) is in sliding fit with the inner portion of the lower clamping block (92), one end of a first swinging rod (96) is in rotating fit with the upper side of the front end of the first moving block (95) through a hinge shaft, the other end of the first swinging rod (96) is in rotating fit with the left upper end of a guide block (97), the guide block (97) and the lower end of the upper clamping block (91) are fixed into a whole, the guide block (97) is embedded into the inner side of the upper end of the lower clamping block (92) in a clearance fit mode, and the jacking mechanism (99) is installed and fixed at the inner right end of the lower clamping block (92).
2. The portable bar straightener of claim 1, wherein: button (4) are installed at control panel (3) top, place board (2) left end and be fixed with power wire (5), place board (2) and hydraulic stem (6) bottom bolted connection, hydraulic stem (6) top front end is provided with pull rod (7), hydraulic stem (6) are fixed with connector (8) rear end.
3. The portable bar straightener of claim 1, wherein: the top support mechanism (99) comprises a second moving block (991), a pressing rod (992), a pressure spring (993), a sliding cavity (994) and a second swinging rod (995), the second moving block (991) is in sliding fit with the inner right lower end of the lower clamping block (92), the second moving block (991) is fixed with the left end of the pressing rod (992) into a whole, the pressing rod (992) is elastically connected with the inner right end of the sliding cavity (994) through the pressure spring (993), the pressing rod (992) is embedded into the inner side of the left end of the sliding cavity (994) in a clearance fit mode, one end of the second swinging rod (995) is in upper side rotating fit with the front end of the second moving block (991) through a hinge shaft, and the other end of the second swinging rod (995) is in rotating connection with the right upper end of the guide block (97).
4. The portable bar straightener of claim 1, wherein: push mechanism (11) include motor (111), axis of rotation (112), gear (113), guide frame (114), remove fixture (115) and fixed cover (116), fixed cover (116) are seted up and are placed the inside lower extreme of board (2), motor (111) are fixed with the inside upper end locking of fixed cover (116) through the screw, motor (111) are connected with gear (113) middle part through axis of rotation (112), gear (113) and removal fixture (115) front end meshing, guide frame (114) inside embedding has removal fixture (115), guide frame (114) and place board (2) lower extreme bolted connection, motor (111) are connected with control panel (3) electricity.
5. The portable straightener for reinforcing bars as claimed in claim 4, wherein: the movable clamping mechanism (115) comprises a transverse plate (1151), a sliding block (1152), a rack (1153) and a screw clamping mechanism (1154), the transverse plate (1151) is embedded into the inner side of the guide frame (114) in a clearance fit mode, the transverse plate (1151) is fixed to the top of the sliding block (1152), the sliding block (1152) is in sliding fit with the inner lower end of the guide frame (114), the transverse plate (1151) is fixedly connected with the front end of the rack (1153), the transverse plate (1151) is fixedly welded to the bottom of the screw clamping mechanism (1154), and the rear end of the rack (1153) is in meshing transmission with the gear (113).
6. The portable straightener for reinforcing bars as claimed in claim 5, wherein: the screw clamping mechanism (1154) comprises a vertical plate (11541), a lower clamping ring (11542), a sliding groove (11543), a bearing block (11544), an upper clamping ring (11545), a tension spring (11546), a second screw (11547) and a second knob (11548), the vertical plate (11541) is fixedly welded with the right end of the transverse plate (1151), the vertical plate (11541) is fixedly connected with the lower end of the lower clamping ring (11542), the left side and the right side of the upper end of the vertical plate (11541) are oppositely provided with sliding grooves (11543), the bearing block (11544) is in sliding fit with the inner side of the sliding groove (11543), the bearing block (11544) is fixed with the left upper end of the upper clamping ring (11545), the upper end of the upper clamping ring (11545) is provided with a second screw rod (11547), the second screw rod (11547) is in threaded fit with the inner side of the upper end of the vertical plate (11541), the second screw rod (11547) is fixed with the lower end of the second knob (11548), the upper clamping ring (11545) is elastically connected with the upper end inside the vertical plate (11541) through a tension spring (11546).
7. The portable straightener for reinforcing bars as claimed in claim 6, wherein: the lower clamping ring (11542) and the upper clamping ring (11545) are the same in size, and the lower clamping ring (11542) and the upper clamping ring (11545) are symmetrically distributed with each other.
8. The portable straightener for reinforcing bars as claimed in claim 6, wherein: the number of the tension springs (11546) is two, and the tension springs (11546) are oppositely arranged along the left side and the right side of the upper end of the upper clamping ring (11545).
9. The portable bar straightener of claim 1, wherein: the first clamping plate (9) and the second clamping plate (10) are identical in structure, the first clamping plate (9) and the second clamping plate (10) are arranged in parallel, and the first clamping plate (9) and the second clamping plate (10) are symmetrically distributed.
10. The portable bar straightener of claim 1, wherein: the central lines of the first screw rod (93), the first knob (94), the first moving block (95) and the threaded sleeve (98) are positioned on the same horizontal direction, and internal threads are arranged on the inner side of the threaded sleeve (98).
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| CN202011391467.5A CN112642961B (en) | 2020-12-01 | 2020-12-01 | Portable steel bar straightening machine |
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| CN202011391467.5A CN112642961B (en) | 2020-12-01 | 2020-12-01 | Portable steel bar straightening machine |
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Cited By (1)
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| Publication number | Publication date |
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| CN112642961B (en) | 2023-01-24 |
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