CN214920045U

CN214920045U - Steel bar straightening mechanism

Info

Publication number: CN214920045U
Application number: CN202022782165.2U
Authority: CN
Inventors: 郭新元
Original assignee: Shenzhen Kuntai Machinery Co ltd
Current assignee: Shenzhen Kuntai Machinery Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-11-30
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a reinforcing bar straightening mechanism, comprising a base plate, be equipped with the alignment frame on the bottom plate, the interval is equipped with two rows of alignment wheels on the alignment frame, be equipped with mobilizable first trapezoidal plate in X axle direction and mobilizable second trapezoidal plate in Z axle direction between alignment frame and the alignment wheel, the inclined plane of first trapezoidal plate supports with the inclined plane of second trapezoidal plate and holds, the one end of first trapezoidal plate is equipped with the connecting rod, second trapezoidal plate links to each other with the alignment wheel, it is equipped with driving piece and extension board still to go back the interval on the bottom plate, the output of driving piece is equipped with the driving medium, the tip of driving medium is equipped with the push-and-pull lever, the push-and-pull lever is including the annular portion and the pole portion that link to each other, the relative both ends in pole portion rotate with driving medium and extension board respectively and are connected, pole portion drive annular portion is close to or keeps away from the alignment frame, the annular portion endotheca is equipped with the pull rod, pull rod and connecting rod fixed connection. The utility model provides a bar straightening mechanism novel structure improves bar straightening mechanism's speed of resetting, and then improves bar straightening machine structure's production efficiency.

Description

Steel bar straightening mechanism

Technical Field

The utility model relates to a reinforcing bar processing equipment technical field especially relates to a bar straightening mechanism.

Background

Chinese utility model CN205309172U discloses a steel bar straightener capable of automatically adjusting working clearance, which comprises a straightening frame and two rows of straightening wheels arranged on the straightening frame, a clearance allowing steel bars to pass is arranged between the two rows of straightening wheels, a clearance adjusting device is arranged between the straightening frame and the straightening wheels, the clearance adjusting device comprises a horizontal moving trapezoidal plate and a height moving trapezoidal plate, the inclined plane of the horizontal moving trapezoidal plate is supported against the inclined plane of the height moving trapezoidal plate, one end of the horizontal moving trapezoidal plate is provided with a connecting rod, the height moving trapezoidal plate is connected with the straightening wheels, the clearance adjusting device also comprises an adjusting arm connected with the connecting rod and a driving device driving the adjusting arm to move in the horizontal direction, the adjusting arm pushes the connecting rod to drive the horizontal moving trapezoidal plate to move in the horizontal direction, so that the inclined plane of the horizontal moving trapezoidal plate and the inclined plane of the height moving trapezoidal plate slide relatively, and then the trapezoidal plate which drives the height position to move moves in the vertical direction, so that the gap between the two rows of straightening wheels is changed.

The steel bar adjusting machine adopting the adjusting mode is slow in response speed, and after the straightening of one steel bar is completed, the horizontal moving trapezoidal plate and the height position moving trapezoidal plate need to be reset for a long time to be straightened for the next steel bar, so that the production efficiency of the steel bar adjusting machine is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the reinforcing steel bar straightening mechanism is high in production efficiency.

In order to solve the technical problem, the utility model discloses a technical scheme be: a steel bar straightening mechanism comprises a bottom plate, wherein a straightening frame is arranged on the bottom plate, two rows of straightening wheels are arranged on the straightening frame at intervals, a first trapezoidal plate capable of moving in the X-axis direction and a second trapezoidal plate capable of moving in the Z-axis direction are arranged between the straightening frame and the straightening wheels, the inclined surface of the first trapezoidal plate is abutted against the inclined surface of the second trapezoidal plate, one end of the first trapezoidal plate is provided with a connecting rod, the second trapezoidal plate is connected with the straightening wheels, a driving piece and a supporting plate are further arranged on the bottom plate at intervals, a driving piece is arranged at the output end of the driving piece, a push-pull lever is arranged at the end of the driving piece and comprises an annular portion and a rod portion which are connected, the two opposite ends of the rod portion are respectively connected with the driving piece and the supporting plate in a rotating manner, and the rod portion drives the annular portion to be close to or far away from the straightening frame, the annular part is internally sleeved with a pull rod which is fixedly connected with the connecting rod.

Furthermore, a first long round hole penetrating through the rod part is formed in the rod part, the length direction of the first long round hole is consistent with the length direction of the rod part, a first through hole matched with the first long round hole is formed in the transmission part, a first pin is arranged in the first through hole, and the first pin extends into the first long round hole.

Furthermore, a through hole penetrating through the rod part is formed in the rod part, a second through hole aligned with the through hole is formed in the support plate, a second pin is arranged in the through hole, and the second pin extends into the second through hole.

Furthermore, a bearing is further arranged between the annular part and the pull rod, the bearing is rotatably connected with the annular part, and a first clamping groove matched with the bearing is formed in the pull rod.

Furthermore, rotatable clamping blocks are arranged on two opposite sides of the inner peripheral wall of the annular portion respectively, and second clamping grooves matched with the bearings are formed in the clamping blocks.

Furthermore, third through holes are respectively formed in two opposite sides of the annular portion, the two third through holes are aligned, and the fixture block is provided with a rotating shaft portion matched with the third through holes.

Furthermore, a plurality of cylindrical parts are arranged on the second trapezoidal plate at intervals, the cylindrical parts penetrate through the straightening frame, a clamping part is arranged at one end, far away from the second trapezoidal plate, of the cylindrical parts, an elastic part is arranged between the clamping part and the straightening frame, and two ends of the elastic part are respectively connected with the clamping part and the straightening frame.

Further, the elastic part is a spring, and the spring is sleeved on the cylindrical part.

Furthermore, a second long round hole which avoids the cylindrical part is formed in the first trapezoidal plate, and the cylindrical part penetrates through the second long round hole.

Furthermore, the driving piece is a speed reducing motor, and the transmission piece is a screw rod.

The beneficial effects of the utility model reside in that: the utility model provides a reinforcing bar straightening mechanism makes the driving medium move in X axle direction through the power of driving piece output, the driving medium stimulates push-pull lever makes the pole portion of push-pull lever rotate with the extension board as the rotation axle center, and then the annular portion of push-pull lever is close to or is far away from the straightening frame along with the rotation of pole portion, the pull rod that the cover was established in the annular portion moves along with the annular portion, the connecting rod that links with the pull rod moves along with the pull rod in X axle direction synchronous motion, produce relative slip between the inclined plane of drive first trapezoidal plate and the inclined plane of second trapezoidal plate, and then change the clearance between two rows of straightening wheels, reinforcing bar straightening mechanism novel structure, through the relative movement of the rotation drive first trapezoidal plate of push-pull lever and second trapezoidal plate, reach the effect of adjusting the clearance between two rows of straightening wheels, make the straightening mechanism response of reinforcing bar quick, improve the speed of reseing of first trapezoidal plate and second trapezoidal plate, thereby improving the production efficiency of the structure of the steel bar straightening machine.

Drawings

Fig. 1 is a schematic structural view of a reinforcement bar straightening mechanism according to a first embodiment of the present invention;

fig. 2 is a schematic view of a partial structure of a reinforcement bar straightening mechanism according to a first embodiment of the present invention;

fig. 3 is an exploded view of a part of the structure of the reinforcement bar straightening mechanism according to the first embodiment of the present invention;

fig. 4 is a front view of a reinforcement bar straightening mechanism according to a first embodiment of the present invention;

FIG. 5 is an enlarged view taken at A in FIG. 4;

fig. 6 is a schematic structural view of a reinforcing bar straightening mechanism according to a second embodiment of the present invention;

fig. 7 is a side view of the bar straightening mechanism according to the second embodiment of the present invention.

Description of reference numerals:

1. a base plate; 2. straightening frames; 21. straightening wheels; 22. a first trapezoidal plate; 23. a second trapezoidal plate; 24. a connecting rod; 25. a cylindrical portion; 26. a chucking section; 27. an elastic member; 3. a drive member; 31. a transmission member; 32. a first through hole; 33. a first pin; 4. a support plate; 41. a second through hole; 42. a second pin; 5. a push-pull lever; 51. an annular portion; 52. a rod portion; 53. a first oblong hole; 54. a via hole; 55. a clamping block; 56. a second card slot; 57. a third through hole; 58. a rotating shaft part; 6. a pull rod; 61. a first card slot; 7. and a bearing.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 7, a reinforcing steel bar straightening mechanism includes a bottom plate 1, a straightening frame 2 is disposed on the bottom plate 1, two rows of straightening wheels 21 are disposed on the straightening frame 2 at intervals, a first trapezoidal plate 22 movable in an X-axis direction and a second trapezoidal plate 23 movable in a Z-axis direction are disposed between the straightening frame 2 and the straightening wheels 21, an inclined surface of the first trapezoidal plate 22 abuts against an inclined surface of the second trapezoidal plate 23, one end of the first trapezoidal plate 22 is provided with a connecting rod 24, the second trapezoidal plate 23 is connected to the straightening wheels 21, a driving member 3 and a support plate 4 are further disposed on the bottom plate 1 at intervals, an output end of the driving member 3 is provided with a transmission member 31, an end portion of the transmission member 31 is provided with a push-pull lever 5, the push-pull lever 5 includes an annular portion 51 and a rod portion 52, opposite ends of the rod portion 52 are rotatably connected to the transmission member 31 and the support plate 4 respectively, the rod part 52 drives the annular part 51 to be close to or far away from the straightening frame 2, a pull rod 6 is sleeved in the annular part 51, and the pull rod 6 is fixedly connected with the connecting rod 24.

The working principle of the utility model is as follows: the reinforcing steel bar straightening mechanism enables the transmission piece 31 to move in the X-axis direction through power output by the driving piece 3, the transmission piece 31 pulls the push-pull lever 5 to enable the rod portion 52 of the push-pull lever 5 to rotate by taking the support plate 4 as a rotating axis, further the annular portion 51 of the push-pull lever 5 is close to or far away from the straightening frame 2 along with the rotation of the rod portion 52, the pull rod 6 sleeved in the annular portion 51 moves along with the annular portion 51, the connecting rod 24 connected with the pull rod 6 synchronously moves in the X-axis direction along with the pull rod 6, so that the inclined surface of the first trapezoidal plate 22 and the inclined surface of the second trapezoidal plate 23 are driven to slide relatively, and further a gap between the two rows of straightening wheels 21 is changed.

From the above description, the beneficial effects of the present invention are: the utility model provides a bar straightening mechanism novel structure, the first trapezoidal plate 22 of rotation drive and the 23 relative movement of second trapezoidal plate through push-and-pull lever 5 reach the effect in clearance between the two rows of alignment wheels 21 of adjustment, make bar straightening mechanism response quick, improve the speed that resets of first trapezoidal plate 22 and second trapezoidal plate 23, and then improve the production efficiency of bar straightening machine structure.

Further, a first long round hole 53 penetrating through the rod part 52 is formed in the rod part 52, the length direction of the first long round hole 53 is consistent with the length direction of the rod part 52, a first through hole 32 matched with the first long round hole 53 is formed in the transmission part 31, a first pin 33 is arranged in the first through hole 32, and the first pin 33 extends into the first long round hole 53.

As can be seen from the above description, the first long circular hole 53 is formed at one end of the rod portion 52, the first long circular hole 53 is rotatably connected to the first through hole 32 of the transmission member 31 through the first pin 33, and when the push-pull lever 5 rotates, the first pin 33 slides in the first long circular hole 53, so that the degree of freedom of the push-pull lever 5 in the Z-axis direction is ensured, and the push-pull lever 5 rotates smoothly.

Further, a through hole 54 penetrating through the rod portion 52 is formed in the rod portion 52, a second through hole 41 aligned with the through hole 54 is formed in the support plate 4, a second pin 42 is arranged in the through hole 54, and the second pin 42 extends into the second through hole 41.

As can be seen from the above description, one end of the rod portion 52 is provided with the through hole 54, and the through hole 54 is rotatably connected to the second through hole 41 of the support plate 4 through the second pin 42, so that the push-pull lever 5 is rotated with the support plate 4 as a fulcrum, and the power of the driving member 3 is ensured to be converted into the force for driving the first trapezoidal plate 22 to move along the X-axis direction through the push-pull lever 5.

Further, a bearing 7 is further arranged between the annular portion 51 and the pull rod 6, the bearing 7 is rotatably connected with the annular portion 51, and a first clamping groove 61 matched with the bearing 7 is arranged on the pull rod 6.

Further, rotatable blocks 55 are respectively arranged on two opposite sides of the inner peripheral wall of the annular portion 51, and a second locking groove 56 matched with the bearing 7 is arranged on each block 55.

As can be seen from the above description, when the push-pull lever 5 rotates, the fixture block 55 rotates synchronously with the movement of the annular portion 51, so as to ensure that the bearing 7 engaged with the fixture block 55 is sleeved on the pull rod 6, and the pull rod 6 is driven to move along the X-axis direction by the cooperation of the bearing 7 and the pull rod 6, and further the connecting rod 24 connected to the pull rod 6 is driven to move.

Further, third through holes 57 are respectively formed at opposite sides of the annular portion 51, two of the third through holes 57 are aligned, and the latch 55 has a rotating shaft portion 58 engaged with the third through holes 57.

As apparent from the above description, the latch 55 is engaged with the third through hole 57 of the annular portion 51 through the rotation shaft portion 58 provided on the latch 55, so that the latch 55 can be smoothly rotated on the annular portion 51.

Further, a plurality of cylindrical portions 25 are arranged on the second trapezoidal plate 23 at intervals, the cylindrical portions 25 penetrate through the straightening frame 2, a clamping portion 26 is arranged at one end, far away from the second trapezoidal plate 23, of each cylindrical portion 25, an elastic member 27 is arranged between each clamping portion 26 and the straightening frame 2, and two ends of each elastic member 27 are respectively connected with the corresponding clamping portion 26 and the corresponding straightening frame 2.

Further, the elastic member 27 is a spring, and the spring is sleeved on the cylindrical portion 25.

As can be seen from the above description, the elastic member 27 provides a force to make the straightening wheels 21 clamp the reinforcing bars, and after the reinforcing bars completely pass through the reinforcing bar straightening mechanism, the elastic member 27 contracts to drive the second trapezoidal plate 23 to reset, so as to ensure the stable operation of the reinforcing bar straightening mechanism.

Further, a second long round hole which avoids the cylindrical portion 25 is formed in the first trapezoidal plate 22, and the cylindrical portion 25 penetrates through the second long round hole.

As can be seen from the above description, the second elongated hole is provided in the first trapezoidal plate 22, and the first trapezoidal plate 22 moves in the X-axis direction to slide the cylindrical portion 25 in the second elongated hole, thereby ensuring smooth movement of the first trapezoidal plate 22.

Further, the driving member 3 is a speed reduction motor, and the transmission member 31 is a screw rod.

As can be seen from the above description, the driving member 3 is a speed reduction motor, and the transmission member 31 is a lead screw, so as to ensure that the driving member 3 stably outputs driving force and drives the push-pull lever 5 to rotate through the lead screw.

Example one

Referring to fig. 1 to 5, a first embodiment of the present invention is: as shown in figure 1, a reinforcing steel bar straightening mechanism is used for straightening bent reinforcing steel bars so as to further process the reinforcing steel bars, and comprises a bottom plate 1 and a straightening frame 2 arranged on the bottom plate 1, two rows of straightening wheels 21 are arranged in the straightening frame 2 at intervals, and the reinforcing steel bars are extruded by the straightening wheels 21 in the process of passing through a gap between the two rows of straightening wheels 21 so as to straighten the bent parts of the reinforcing steel bars. Straightening frame 2 with still be equipped with first trapezoidal plate 22 and second trapezoidal plate 23 between the alignment wheel 21, the inclined plane of first trapezoidal plate 22 with the inclined plane of second trapezoidal plate 23 support hold just second trapezoidal plate 23 with alignment wheel 21 fixed connection, work as when first trapezoidal plate 22 moves in the X axle direction, the inclined plane of first trapezoidal plate 22 supports hold the inclined plane of second trapezoidal plate 23 makes and produces relative slip between two inclined planes, and then drives second trapezoidal plate 23 moves in the Z axle direction, makes two the clearance between the alignment wheel 21 is followed the removal of second trapezoidal plate 23 changes, and then makes two the diameter adaptation of clearance between the alignment wheel 21 and reinforcing bar does benefit to the improvement reinforcing bar alignment mechanism's commonality makes the reinforcing bar homoenergetic of multiple size pass through reinforcing bar alignment mechanism rectifies.

Referring to fig. 2 and 3, the reinforcing steel bar straightening mechanism further includes a driving assembly for driving the first trapezoidal plate 22 to move in the X-axis direction, the driving assembly includes a driving member 3 and a supporting plate 4 which are arranged on the bottom plate 1 at an interval, a driving member 31 is arranged at an output end of the driving member 3, an end portion of the driving member 31 is rotatably connected with a push-pull lever 5, the push-pull lever 5 includes an annular portion 51 and a rod portion 52 which are connected, two ends of the rod portion 52 are rotatably connected with the driving member 31 and the supporting plate 4 respectively, a pull rod 6 is sleeved in the annular portion 51, a connecting rod 24 which extends into the straightening frame 2 is arranged at one end of the pull rod 6 close to the straightening frame 2, and the connecting rod 24 is fixedly connected with the first trapezoidal plate 22. When the driving part 3 drives the driving part 31 to move in the X-axis direction, the driving part 31 drives the push-pull lever 5 to rotate by taking the support plate 4 as a rotation axis, the annular part 51 is close to or away from the straightening frame 2 in the rotation process of the push-pull lever 5, so that the annular part 51 drives the pull rod 6 to move in the X-axis direction, the connecting rod 24 connected with the pull rod 6 moves synchronously with the pull rod 6 while the pull rod 6 moves, and the first trapezoidal plate 22 fixedly connected with the pull rod 6 moves in the X-axis direction. The driving assembly of the embodiment has a novel structure, the first trapezoidal plate 22 is driven to move in the X-axis direction by the rotation of the push-pull lever 5, so that the gap between the two rows of straightening wheels 21 is adjusted, the push-pull lever 5 is correspondingly quick, the quick resetting of the straightening wheels 21 is facilitated, and the working efficiency of the steel bar straightening mechanism is improved.

Specifically, one end of the rod part 52 is provided with a first long round hole 53 penetrating through the rod part 52, the length direction of the first long round hole 53 is consistent with the length direction of the rod part 52, the end part of the transmission part 31 is provided with a first through hole 32 matched with the first long round hole 53, a first pin 33 is arranged in the first through hole 32, and the first pin 33 extends into the first long round hole 53; the other end of the rod part 52 is further provided with a through hole 54 penetrating through the rod part 52, the support plate 4 is provided with a second through hole 41 aligned with the through hole 54, a second pin 42 is arranged in the through hole 54, and the second pin 42 extends into the second through hole 41. When the transmission member 31 pushes and pulls the rod portion 52, the rod portion 52 rotates with the second pin 42 as a rotating shaft, the rod portion 52 rotates relative to the transmission member 31 with the first pin 33 as a rotating shaft, and the first pin 33 slides in the first long circular hole 53, so that the rod portion 52 can move a certain distance in the X-axis direction, the rod portion 52 can be ensured to rotate smoothly, the annular portion 51 is driven to move, and the driving assembly is ensured to run stably.

Still be equipped with rotatable bearing 7 in the annular portion 51, bearing 7 cover is established on the pull rod 6, be equipped with the confession on the pull rod 6 the first draw-in groove 61 of bearing 7 installation, the relative both sides of annular portion 51 are equipped with respectively and run through the third through-hole 57 of annular portion 51, third through-hole 57 sets up and two along the Y axle direction the third through-hole 57 aligns, be equipped with rotatable fixture block 55 in the third through-hole 57, fixture block 55 have with third through-hole 57 matched with pivot portion 58, still be equipped with on the fixture block 55 with bearing 7 matched with second draw-in groove 56. In the process that the annular portion 51 rotates along with the rod portion 52, the annular portion 51 rotates relative to the fixture block 55 by taking the rotating shaft portion 58 as a rotating shaft and pushes the fixture block 55 to move in the X-axis direction, so that the bearing 7 does not rotate along with the movement of the fixture block 55 in the X-axis direction, the pull rod 6 matched with the bearing 7 is driven by the bearing 7 to move, the normal operation of the pull rod 6 is ensured, the phenomenon that the bearing 7 rotates to cause the bearing 7 to abut against the pull rod 6 to cause the driving assembly to be clamped is avoided, and the pull rod 6 is ensured to drive the first trapezoidal plate 22 to smoothly move in the X-axis direction.

Further, the method of mounting the bearing 7 into the annular portion 51 is: the fixture block 55 is rotated to make the opening of the second clamping groove 56 flush with the surface of the annular portion 51, at this time, the bearing 7 can be inserted into the second clamping groove 56 along the direction of the second clamping groove 56, the bearing 7 can be installed into the annular portion 51 by rotating the fixture block 55, and then the bearing 7 is matched with the pull rod 6 to complete the installation of the bearing 7.

Preferably, the driving part 3 is a speed reducing motor, the transmission part 31 is a screw rod, and the rotation direction of the push-pull lever 5 can be changed by the forward and reverse rotation of the speed reducing motor, so that the gap between the two rows of straightening wheels 21 is controlled to be increased or decreased, the reinforcing steel bar straightening mechanism is convenient to operate and control, and the adjusting precision of the reinforcing steel bar straightening mechanism is improved.

As shown in fig. 4 and 5, a plurality of cylindrical portions 25 are further disposed on the second trapezoidal plate 23 at intervals, the cylindrical portions 25 penetrate through the first long circular holes 53 and the straightening frame 2, a clamping portion 26 is disposed at one end of the cylindrical portion 25 away from the second trapezoidal plate 23, the diameter of the clamping portion 26 is larger than that of the cylindrical portion 25, an elastic member 27 is further disposed between the clamping portion 26 and the straightening frame 2, and two ends of the elastic member 27 are respectively connected to the clamping portion 26 and the straightening frame 2.

When a steel bar passes through the gap between the two rows of straightening wheels 21, the second trapezoidal plate 23 moves towards the direction close to the edge of the straightening frame 2, the clamping part 26 moves towards the direction far away from the edge of the straightening frame 2, at this time, the elastic element 27 is stretched, the elastic element 27 drives the clamping part 26 to move towards the direction close to the edge of the straightening frame 2, the second trapezoidal plate 23 moves towards the direction far away from the edge of the straightening frame 2, force for clamping the steel bar is provided for the straightening wheels 21 arranged on the second trapezoidal plate 23, and after the steel bar completely passes through the gap between the two rows of straightening wheels 21, the elastic element 27 drives the second trapezoidal plate 23 to reset.

Optionally, the elastic member 27 is a spring, and the spring is sleeved on the cylindrical portion 25.

The first trapezoidal plate 22 is further provided with a second long circular hole avoiding the cylindrical portion 25, the length direction of the second long circular hole is the direction of the X axis, when the first trapezoidal plate 22 moves along the direction of the X axis, the cylindrical portion 25 slides in the second long circular hole, so that the first trapezoidal plate 22 can move stably, the length of the second long circular hole can be set to be equal to the maximum moving distance of the first trapezoidal plate 22, when the first trapezoidal plate 22 moves to the maximum moving distance, the edge of the second long circular hole is abutted against the edge of the cylindrical portion 25, and it is ensured that the moving distance of the first trapezoidal plate 22 cannot exceed the range, so that the inclined surface of the first trapezoidal plate 22 is separated from the inclined surface of the second trapezoidal plate 23.

Example two

Referring to fig. 6 and 7, the second embodiment of the present invention provides another technical solution for the structure of the bottom plate 1 based on the first embodiment, which is different from the first embodiment only in the structure of the bottom plate 1.

In this embodiment, bottom plate 1 is bilayer structure, bottom plate 1's cross-section is the # -shaped to promote bottom plate 1's overall structure intensity, and then improve the structural stability of bar straightening mechanism. The bottom plate 1 is provided with a through groove penetrating through the bottom plate 1, the straightening frame 2 is arranged on one side of the bottom plate 1, the driving part 3 is arranged on the other side of the bottom plate 1, the push-pull lever 5 is arranged in the through groove, two ends of the push-pull lever 5 are respectively close to the straightening frame 2 and the driving part 3, and power output by the driving part 3 is transmitted into the straightening frame 2 through the push-pull lever 5. The reinforcing bar straightening mechanism that this embodiment provided compact structure reduces through the bilayer structure of bottom plate 1 drive assembly exposes, ensures drive assembly steady operation.

To sum up, the utility model provides a bar straightening mechanism commonality is strong, can with the different reinforcing bar adaptation of multiple diameter, and bar straightening mechanism response rapidly, can reset fast after accomplishing the alignment of a reinforcing bar in order to carry out the alignment work of next reinforcing bar to improve bar straightening mechanism's work efficiency, bar straightening mechanism novel structure, operation are stable simultaneously, and are convenient for control, the adjustment precision is high.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a reinforcing bar straightening mechanism, includes the bottom plate, be equipped with the alignment frame on the bottom plate, the interval is equipped with two rows of alignment wheels on the alignment frame, the alignment frame with be equipped with mobilizable first trapezoidal plate and mobilizable second trapezoidal plate in the Z axle direction in the X axle direction between the alignment wheel, the inclined plane of first trapezoidal plate with the inclined plane of second trapezoidal plate supports and holds, the one end of first trapezoidal plate is equipped with the connecting rod, the second trapezoidal plate with the alignment wheel links to each other its characterized in that: the bottom plate is further provided with a driving piece and a support plate at intervals, the output end of the driving piece is provided with a driving piece, the end part of the driving piece is provided with a push-pull lever, the push-pull lever comprises an annular part and a rod part which are connected, the two opposite ends of the rod part are respectively connected with the driving piece and the support plate in a rotating mode, the rod part drives the annular part to be close to or far away from the straightening frame, a pull rod is sleeved in the annular part, and the pull rod is fixedly connected with the connecting rod.

2. A reinforcement bar straightening mechanism according to claim 1, wherein: the transmission part is provided with a first long round hole penetrating through the rod part, the length direction of the first long round hole is consistent with that of the rod part, a first through hole matched with the first long round hole is formed in the transmission part, and a first pin is arranged in the first through hole and extends into the first long round hole.

3. A reinforcement bar straightening mechanism according to claim 1, wherein: the supporting plate is characterized in that a through hole penetrating through the rod part is formed in the rod part, a second through hole aligned with the through hole is formed in the supporting plate, a second pin is arranged in the through hole, and the second pin extends into the second through hole.

4. A reinforcement bar straightening mechanism according to claim 1, wherein: the bearing is further arranged between the annular portion and the pull rod and is rotatably connected with the annular portion, and a first clamping groove matched with the bearing is formed in the pull rod.

5. A reinforcement bar straightening mechanism according to claim 4, wherein: rotatable clamping blocks are arranged on two opposite sides of the inner peripheral wall of the annular portion respectively, and second clamping grooves matched with the bearings are formed in the clamping blocks.

6. A reinforcement bar straightening mechanism according to claim 5, wherein: the two opposite sides of the annular part are respectively provided with a third through hole, the two third through holes are aligned, and the fixture block is provided with a rotating shaft part matched with the third through holes.

7. A reinforcement bar straightening mechanism according to claim 1, wherein: the second trapezoidal plate is provided with a plurality of cylindrical parts at intervals, the cylindrical parts penetrate through the straightening frame, one end, far away from the second trapezoidal plate, of each cylindrical part is provided with a clamping part, an elastic part is arranged between each clamping part and the straightening frame, and two ends of each elastic part are connected with the clamping parts and the straightening frames respectively.

8. A reinforcement bar straightening mechanism according to claim 7, wherein: the elastic part is a spring, and the spring is sleeved on the cylindrical part.

9. A reinforcement bar straightening mechanism according to claim 7, wherein: and a second long round hole which avoids the cylindrical part is formed in the first trapezoidal plate, and the cylindrical part penetrates through the second long round hole.

10. A reinforcement bar straightening mechanism according to claim 1, wherein: the driving piece is a speed reducing motor, and the transmission piece is a screw rod.