CN209664174U - A single-line adjustable double-head synchronous cutting and bending machine - Google Patents

Abstract

It is synchronized the utility model discloses a kind of adjustable Double-head of single line and cuts bender, including cutter device, the first bending apparatus and the second bending apparatus；Cutter device includes cutter, knife drive mechanism；For cutting off reinforcing bar, knife drive mechanism is connect cutter with cutter, for driving cutter mobile close to or far from reinforcing bar；First bending apparatus includes the first clamp system and the first bending mechanism, and the second bending apparatus includes the second clamp system and the second bending mechanism；First clamp system and the second clamp system are used to clamp reinforcing bar, and the first bending mechanism and the second bending mechanism are used to the moment reinforcement when reinforcing bar is clamped；Where first clamp system and the second clamp system are located at cutter at the two sides of plane, and face is arranged；Where first bending mechanism is set to the first clamp system and cutter between plane, where the second bending mechanism is set to the second clamp system and cutter between plane.The utility model has the advantages that high-efficient and can the synchronous brake forming of double end.

Description

A single-line adjustable double-head synchronous cutting and bending machine

technical field

The utility model relates to the field of machining equipment, in particular to a single-line adjustable double-head synchronous cutting and bending machine.

Background technique

Reinforcing steel is used as the skeleton of concrete to form reinforced concrete, and it has become the main material with a wide range of uses and a large amount in building structures. Before the concrete is poured, the reinforcement must be made into a skeleton of a certain size and form to be incorporated into the formwork. To make a steel skeleton, it is necessary to strengthen, stretch, straighten, cut, bend and connect the steel before it can be bundled and formed.

The existing cutting and bending process adopts a manual processing method, and the operation process of the processing method is relatively difficult, time-consuming and labor-intensive, and requires high labor costs.

Utility model content

Therefore, it is necessary to provide a single-line adjustable double-head synchronous cutting and bending machine to solve the problems of time-consuming, labor-intensive and high labor cost in the prior art by relying on manual cutting and bending of steel bars.

In order to achieve the above purpose, the utility model provides a single-wire adjustable double-head synchronous cutting and bending machine, including a cutting device, a first bending device and a second bending device;

The cutting device includes a cutter and a cutter drive mechanism; the cutter is used to cut the steel bar, and the cutter drive mechanism is connected with the cutter for driving the cutter to move close to or away from the steel bar;

The first bending device includes a first clamping mechanism and a first bending mechanism, the second bending device includes a second clamping mechanism and a second bending mechanism; the first clamping mechanism and the second clamping mechanism are both. for clamping the steel bar, the first bending mechanism and the second bending mechanism are both used for bending the steel bar when the steel bar is clamped;

The first clamping mechanism and the second clamping mechanism are respectively located on both sides of the plane where the cutter is located, and are oppositely arranged; the first bending mechanism is arranged between the first clamping mechanism and the plane where the cutter is located, The second bending mechanism is arranged between the second clamping mechanism and the plane where the cutter is located;

Both the first clamping mechanism and the second clamping mechanism include a baffle plate, a clamping head and a clamping head driving mechanism; the baffle plate and the clamping head are arranged facing each other, and there are steel bars between the baffle plate and the clamping head. The passage passing through; the clamping head driving mechanism is connected with the clamping head, and is used for driving the clamping head to be close to or away from the baffle.

Further, the first bending mechanism includes a first fixed shaft, a first movable shaft and a first movable shaft drive mechanism, and the second bending mechanism includes a second fixed shaft, a second fixed shaft drive mechanism, and a second movable shaft and the second movable shaft drive mechanism;

The first fixed shaft, the first movable shaft, the second fixed shaft and the second movable shaft are arranged in parallel, and the distance between the first movable shaft and the first fixed shaft is adapted to the diameter of the steel bar, and the second movable shaft and the first fixed shaft are arranged in parallel. The spacing between the two fixed axes is adapted to the diameter of the steel bar; the steel bar can pass through the gap between the first movable axis and the first movable axis, the plane where the cutter is located, and the gap between the second movable axis and the second movable axis;

The first movable shaft driving mechanism is connected with the first movable shaft, and is used to drive the first movable shaft to make a circular motion around the first fixed shaft; the second fixed shaft driving mechanism is connected with the second fixed shaft, and is used to drive the first movable shaft. The two fixed shafts move along the axis length direction; the second movable shaft driving mechanism is connected with the second movable shaft, and is used for driving the second movable shaft to make a circular motion around the second fixed shaft.

Further, the cutter includes a cutter head and a cutter bar, the cutter head is arranged at one end of the cutter bar, and the cutter head can cut the steel bars when the cutter drive mechanism drives the cutter bar to move laterally; the cutter bar is provided with a straight bar. a rack, the first movable shaft drive mechanism includes a first bevel gear and a first bevel gear shaft with one end fixedly sleeved with the first bevel gear; the second movable shaft drive mechanism includes a second bevel gear, one end The second bevel gear shaft is fixedly sleeved with the second bevel gear;

The first bevel gear shaft and the second bevel gear shaft are arranged on both sides of the cutter bar in parallel, the first bevel gear meshes with the first bevel gear, and the second bevel gear and the second bevel gear meshing; the first bevel gear and the second bevel gear are arranged opposite, and are coaxially connected by a link rod; the middle part of the link rod is fixedly sleeved with a first spur gear, and the straight rack of the cutter bar passes through The second spur gear meshes with the first spur gear;

The first movable shaft and the first fixed shaft are fixedly arranged on the end face of the end of the first bevel gear shaft where the first bevel gear is not provided, and the first movable shaft and the first bevel gear shaft are coaxially arranged. The fixed shaft and the first bevel gear shaft are eccentrically arranged;

The second fixed shaft is fixedly arranged on the end face of the end of the second bevel gear shaft without the second bevel gear, and the second fixed shaft and the first bevel gear shaft are eccentrically arranged; the second movable shaft is connected to the second bevel gear shaft. The bevel gear shaft is coaxially arranged, and is located at the position opposite to the end face of the second bevel gear shaft where the second fixed shaft is arranged, and the second movable shaft can abut against the second bevel gear shaft under the driving of the second movable shaft driving mechanism the end face of ;

The first movable shaft and the second movable shaft can both perform eccentric rotation motion when the cutter driving mechanism drives the cutter to approach the steel bar, and can return to the initial position when the cutter driving mechanism drives the cutter away from the steel bar.

Further, the first fixed shaft is provided with an encoder; the encoder is connected with the cutter drive mechanism for measuring the bending angle of the steel bar, and controls the cutter drive mechanism to drive when the bending angle of the steel bar reaches a preset value. Keep the cutter away from the rebar.

Further, the first movable shaft driving mechanism further includes a first box body, the second movable shaft driving mechanism further includes a second box body, and the first box body and the second box body are respectively arranged on the knife bar. both sides;

The first bevel gear and the first bevel gear shaft are both arranged in the first casing, and the end of the first bevel gear shaft not provided with the first bevel gear passes through the first casing; the second bevel gear shaft is not provided with the first bevel gear. The gear and the second bevel gear shaft are both arranged in the second casing, and the end of the second bevel gear shaft not provided with the second bevel gear passes through the second casing.

Further, it also includes a bracket, a first adjustment screw and a second adjustment screw, and the cutting device, the first bending device and the second bending device are all arranged on the bracket;

The bracket is provided with a first linear adjustment slot and a second linear adjustment slot, and the first linear adjustment slot and the second linear adjustment slot are respectively located on both sides of the plane where the cutter is located; the bottom of the first box body a first sliding block with threaded holes is provided, and a second sliding block with threaded holes is provided at the bottom of the second box;

The first slider is slidably arranged in the first linear adjustment groove, the first adjustment rod passes through the threaded hole of the first slider, and one end of the first adjustment rod is movably clamped to the first adjustment groove. At one end, the other end of the first adjusting rod passes through the other end of the first adjusting groove, and the first sliding block can move along the first linear adjusting groove when the first adjusting rod rotates; the second sliding block can move The second adjustment rod is slidably arranged in the second linear adjustment groove, the second adjustment rod passes through the threaded hole of the first slider, and one end of the second adjustment rod is movably clamped at one end of the first adjustment groove, and the second adjustment rod The other end passes through the other end of the second adjusting slot, and the second sliding block can move along the second linear adjusting slot when the second adjusting rod rotates.

Further, it also includes a workbench and a sliding drive mechanism; the top surface of the workbench is provided with a slide rail, the bottom of the support is provided with a pulley, the support is set above the workbench, and the pulley is located at the slide rail; The sliding drive mechanism is connected with the bracket, and is used for driving the bracket to slide along the slide rail.

Further, the cutter driving mechanism is an oil cylinder, an air cylinder or a linear motor.

Different from the prior art, the single-wire adjustable double-head synchronous cutting and bending machine described in the above technical solution includes a cutting device, a first bending device and a second bending device; the cutting device includes a cutter and a cutter drive mechanism; The cutter is used to cut the steel bar, and the cutter drive mechanism is connected with the cutter to drive the cutter to move close to or away from the steel bar; the first bending device includes a first clamping mechanism and a first bending mechanism, so The second bending device includes a second clamping mechanism and a second bending mechanism; the first clamping mechanism and the second clamping mechanism are both used for clamping steel bars, and the first bending mechanism and the second bending mechanism are both used. When the steel bar is clamped, the steel bar is bent; the first clamping mechanism and the second clamping mechanism are respectively located on both sides of the plane where the cutter is located, and are oppositely arranged; the first bending mechanism is arranged on the first clamp between the clamping mechanism and the plane where the cutter is located, and the second bending mechanism is arranged between the second clamping mechanism and the plane where the cutter is located. When cutting and bending the steel bar, firstly clamp the steel bar by the first clamping mechanism, and place one end of the steel bar in the first bending mechanism; then start the first bending mechanism to bend one end of the steel bar; then move the steel bar to make The bent end of the steel bar passes through the plane where the cutter is located and the second clamping mechanism in turn, until the bent end of the steel bar is located at the second bending mechanism; the cutter drive mechanism drives the cutter to move until the cutter cuts the steel bar and the steel bar After being cut into two sections, both the first bending mechanism and the second bending mechanism are activated, so that one end of the steel bar cut into two sections can be bent and formed by the first bending mechanism and the second bending mechanism respectively, located in the second bending device. Both ends of the steel bar at the place are bent and formed, and then the material can be cut, and then the above steps are repeated. Therefore, the single-line adjustable double-head synchronous cutting and bending machine can realize steel bar shearing and steel bar bending, especially one end of two steel bars can be bent at the same time, which has high processing efficiency and saves time and effort.

Description of drawings

1 is a perspective view of a single-wire adjustable double-head synchronous cutting and bending machine according to an embodiment of the present utility model;

2 is a top view of a single-wire adjustable double-head synchronous cutting and bending machine according to an embodiment of the present utility model;

3 is a bottom view of a single-wire adjustable double-head synchronous cutting and bending machine according to an embodiment of the present utility model;

4 is a front view of a single-wire adjustable double-head synchronous cutting and bending machine according to an embodiment of the present utility model;

5 is a side view of a single-wire adjustable double-head synchronous cutting and bending machine according to an embodiment of the present invention.

Description of reference numbers:

1. Cutting device;

10. Knife head;

11. Tool holder;

12. Cutter drive mechanism;

2. The first bending device;

20. The first fixed shaft;

21. The first active axis;

22. The first bevel gear;

23. The first bevel gear;

24. The first bevel gear shaft;

25, the first box; 250, the first slider; 26, the first baffle;

27. The first clamping head;

28. The first clamping head driving mechanism;

3. The second bending device;

30. The second fixed shaft;

31. The second active axis;

32. The second bevel gear;

33. The second bevel gear;

34. The second bevel gear shaft;

35, the second box; 350, the second slider; 36, the second baffle;

37. The second clamping head;

38. The second clamping head driving mechanism;

4. Link rod;

5. The first spur gear;

6. The second spur gear;

7. Bracket;

70. The first adjusting screw;

71. The second adjusting screw;

72. The first linear adjustment groove;

73. The second linear adjustment groove;

74. Pulley;

8. Workbench;

80. Slide rail;

81. Sliding drive mechanism.

Detailed ways

In order to describe in detail the technical content, structural features, achieved objectives and effects of the technical solution, the following detailed description is given in conjunction with specific embodiments and accompanying drawings.

Please refer to FIGS. 1 to 5 , the utility model provides a single-line adjustable double-head synchronous cutting and bending machine, which is used for cutting steel bars and bending both ends of the steel bars, especially the bending of two steel bars can be performed synchronously. Forming can save the cost of manual processing, and even improve the efficiency of processing, and the mechanized processing makes the processing quality of steel bars high.

Referring to FIG. 1 , in a specific embodiment, the single-wire adjustable double-head synchronous cutting and bending machine includes a cutting device 1 , a first bending device 2 and a second bending device 3 . Wherein, the cutting device 1 is used to cut the straightened long steel bar into a plurality of short steel bars; the first bending device 2 is used to bend the head end of the long steel bar, and the second bending device 3 is used to The end of the short steel bar that has been bent at the head end is bent and formed, so this single-line adjustable double-head synchronous cutting and bending machine can bend the head end of the long steel bar and the end of the short steel bar at the same time, which greatly improves the processing efficiency.

In a specific embodiment, the cutting device 1 includes a cutting knife and a cutting knife driving mechanism 12; the cutting knife is used for cutting steel bars, and the cutting knife driving mechanism 12 is connected with the cutting knife for driving the cutting knife to approach or Moving away from the steel bar, the cutter driving mechanism 12 can be an oil cylinder, an air cylinder or a linear motor. The initial position of the cutter is a position away from the steel bar. This setting enables the user to move the long steel bar after the first bending device 2 bends the head end of the long steel bar, so that the head end of the long steel bar can be moved from the top of the cutter. Or pass through below, and move straight to the second bending device 3; after the long steel bar that has been bent and formed at the head end spans the first bending device 2, the cutting device 1 and the second bending device 3, the cutter driving mechanism 12 can be Drive the cutter to move close to the long rebar until the cutter cuts the long rebar.

In a further embodiment, the cutter includes a cutter head 10 and a cutter bar 11, the cutter head 10 is disposed at one end of the cutter bar 11, and the cutter head 10 can move the cutter bar 11 when the cutter driving mechanism 12 drives the cutter bar 11 to move. Move between the first bending device 2 and the second bending device 3 to complete the process of cutting the steel bar. This arrangement enables the cutter driving mechanism 12 to be connected with the cutter bar 11 , and the cutter head 10 is driven to move by driving the cutter bar 11 to move, which facilitates the installation of the cutting device 1 .

In a specific embodiment, the first bending device 2 includes a first clamping mechanism and a first bending mechanism, the second bending device 3 includes a second clamping mechanism and a second bending mechanism; the first clamp Both the clamping mechanism and the second clamping mechanism are used for clamping the steel bar, specifically, the first clamping mechanism is used for clamping the middle end of the long steel bar, and the second clamping mechanism is used for clamping the cutting from the long steel bar The first bending mechanism and the second bending mechanism are both used for bending the steel bar when the steel bar is clamped. Specifically, the first bending mechanism is used for bending the head end of the long steel bar, so The second bending mechanism is used to bend the ends of the short bars cut from the long bars.

The first clamping mechanism and the second clamping mechanism are respectively located at two sides of the plane where the cutter is located, and are arranged opposite to each other. This arrangement enables the middle end and the head end of the long steel bar to be clamped by the first clamping mechanism and the second clamping mechanism respectively when the long steel bar traverses the first bending device 2 and the second bending device 3 and is not cut off. ; When cutting the short steel bar from the long steel bar, the first clamping mechanism and the second clamping mechanism clamp the middle end of the long steel bar and the head end of the short steel bar respectively; Long bars can be clamped and held steady when cutting, and both long and short bars can be held steady when cutting short bars from long bars, then bending the beginning of the long bars and bending the ends of the short bars .

The first bending mechanism is arranged between the first clamping mechanism and the plane where the cutter is located, so that the long steel bar crosses the first bending device 2 and has not yet crossed the second bending device 3. The middle end of the steel bar is located in the first clamping mechanism, and the head end of the long steel bar is located in the first bending mechanism; after the middle end of the long steel bar is clamped by the first clamping mechanism, the first bending mechanism can clamp the head end of the long steel bar. Bend molding.

The second bending mechanism is arranged between the second clamping mechanism and the plane where the cutter is located, so that the head end of the long steel bar can move the long steel bar when it is bent and formed, so that the long steel bar traverses the first bending in turn. Device 2, second bending device 3, at this time, the head end of the long steel bar is located in the second clamping mechanism, the middle end of the long steel bar is located in the first clamping mechanism, and the part between the head end and the middle end of the long steel bar is located in the first clamping mechanism. In the first bending mechanism and the second bending mechanism; after the first clamping mechanism and the second clamping mechanism respectively clamp the middle end and the head end of the long steel bar, the middle end and the head end of the long steel bar can be cut by the cutting device 1. At the part between the ends, at this time, the part cut from the long steel bar is located in the second bending device 3, that is, the short steel bar, and the second clamping mechanism clamps the head end of the short steel bar, which is located in the second bending device 3. The end of the short steel bar is in the mechanism, the middle end of the long steel bar is clamped by the first clamping mechanism, and the head end of the long steel bar is clamped in the first bending mechanism; the first clamping mechanism clamps the long steel bar. When the steel bar is at the middle end, the first bending mechanism can bend the head end of the long steel bar. At the same time, the second clamping mechanism can also clamp the head end of the short steel bar, and the second bending mechanism can bend the short steel bar. The ends are bent to form. Therefore, such an arrangement can bend one end of the two steel bars at the same time, which has high processing efficiency and saves time and effort.

In a further embodiment, the first bending mechanism includes a first fixed shaft 20 , a first movable shaft 21 and a driving mechanism for the first movable shaft 21 , and the first fixed shaft 20 is used to support the steel bars. Therefore, all the The first fixed shaft 20 is located below the steel bar clamped by the first clamping mechanism, and the first movable shaft 21 is used to bend the steel bar. Therefore, the initial position of the first movable shaft 21 is to be clamped by the first clamping mechanism. Above the rebar clamped by the mechanism. The second bending mechanism includes a second fixed shaft 30, a driving mechanism for the second fixed shaft 30, a second movable shaft 31 and a second movable shaft driving mechanism. The second fixed shaft 30 is located below the steel bar clamped by the second clamping mechanism, and the second movable shaft 31 is used to bend the steel bar. Therefore, the initial position of the second movable shaft 31 is to be clamped by the second Above the rebar clamped by the mechanism.

The first fixed shaft 20, the first movable shaft 21, the second fixed shaft 30, and the second movable shaft 31 are arranged in parallel, and the distance between the first movable shaft 21 and the first fixed shaft 20 is adapted to the diameter of the steel bar, The distance between the second movable shaft 31 and the second fixed shaft 30 is adapted to the diameter of the steel bar; the steel bar can pass through the gap between the first movable shaft 21 and the first movable shaft 21, the plane where the cutter is located, and the second movable shaft 31 in turn. The gap between the second movable shaft 31 and the second movable shaft 31; this arrangement enables the steel bar to pass through the first bending mechanism and the second bending mechanism, and the bending surfaces of the steel bar bent by the first bending mechanism and the second bending mechanism are in the same plane, That is, the surface where the head end of the short bar cut from the long bar is bent is in the same plane as the surface where the end is bent.

The drive mechanism of the first movable shaft 21 is connected with the first movable shaft 21 , and is used for driving the first movable shaft 21 to make a circular motion around the first fixed shaft 20 . Such an arrangement makes one end of the steel bar located between the first movable shaft 21 and the first fixed shaft 20, and after the first movable shaft 21 driving mechanism is activated, the first movable shaft 21 can push one end of the steel bar to coil around the first fixed shaft 20, When the bending degree of the steel bar reaches the required requirements, the driving mechanism of the first movable shaft 21 can drive the first movable shaft 21 to return to the initial position for the next use.

The second movable shaft driving mechanism is connected with the second movable shaft 31 for driving the second movable shaft 31 to make a circular motion around the second fixed shaft 30 . This arrangement makes one end of the steel bar located between the second movable shaft 31 and the second fixed shaft 30, after the second movable shaft driving mechanism is activated, the second movable shaft 31 can push one end of the steel bar to wrap around the second fixed shaft 30. When the bending degree of the steel bar meets the required requirements, the second movable shaft driving mechanism can drive the second movable shaft 31 back to the initial position for the next use.

The second fixed shaft driving mechanism is connected with the second fixed shaft 30 for driving the second fixed shaft 30 to move along the axis length direction, and the initial position of the second fixed shaft 30 is the end face of the second bevel gear shaft 34 . Opposite, and not abutting against the end face of the second bevel gear shaft 34 , there is a channel for the steel bar to pass through between the second fixed shaft 30 and the second bevel gear shaft 34 . After the head end of the long steel bar is bent and formed by the first bending mechanism, move the long steel bar so that the head end of the long steel bar passes between the second fixed shaft 30 and the second bevel gear shaft 34; After passing between the shaft 30 and the second bevel gear shaft 34, the second fixed shaft driving mechanism can drive the second fixed shaft 30 to move close to the end face of the second bevel gear shaft 34 until the second fixed shaft 30 completely abuts against the first fixed shaft 30. The end face of the two-bevel gear shaft 34; after the second clamping mechanism clamps the head end of the long steel bar, the cutting device 1 can be activated, and the part of the long steel bar located in the second bending device 3 and the long steel bar located in the first bending device 2 At this time, the second movable shaft driving mechanism can be activated to drive the second movable shaft 31 to revolve around the second fixed shaft 30 to achieve the Bending and forming of the short steel bars; after completing the bending and forming of the short steel bars, the second clamping mechanism releases the short steel bars, and at the same time, the second fixed shaft driving mechanism drives the second fixed shaft 30 to move away from the second bevel gear shaft 34 Move in the direction of the end face until the short steel bar can fall down, and this setting can complete the automatic cutting.

The drive mechanism of the first movable shaft 21 may be a rotary motor with a turntable provided on the output shaft, then the first fixed shaft 20 is coaxially arranged at the turntable, and the first movable shaft 21 is eccentrically arranged at the turntable. This arrangement makes the rotary motor When starting, the output shaft of the rotary motor rotates, the output shaft rotates synchronously with the turntable, the first fixed shaft 20 rotates synchronously with the turntable, and the first movable shaft 21 revolves around the first fixed shaft 20 . Similarly, the second movable shaft driving mechanism may be a rotary motor with a turntable provided on the output shaft, then the second fixed shaft 30 is coaxially arranged at the turntable, and the second movable shaft 31 is eccentrically arranged at the turntable. When the rotary motor starts, the output shaft of the rotary motor rotates, the output shaft rotates synchronously with the turntable, and the second movable shaft 31 revolves around the first fixed shaft 20 .

Referring to FIG. 2 , in order to enable the first bending mechanism and the second bending mechanism to operate synchronously, in a preferred embodiment, the cutter head 10 is arranged at one end of the cutter bar 11 , and the cutter head 10 can be connected to the cutter drive mechanism 12 When driving the cutter bar 11 to move laterally, the steel bar is cut; the cutter bar 11 is provided with a straight rack, and the driving mechanism of the first movable shaft 21 includes a first bevel gear 22, and a first bevel gear 23 is fixedly sleeved at one end. a bevel gear shaft 24; the second movable shaft drive mechanism includes a second bevel gear 32, a second bevel gear shaft 34 with a second bevel gear 33 fixedly sleeved at one end;

The first bevel gear shaft 24 and the second bevel gear shaft 34 are arranged on both sides of the cutter bar 11 in parallel, the first bevel gear 22 meshes with the first bevel gear 23, and the second bevel gear 32 meshes with the second bevel gear 33; the first bevel gear 22 and the second bevel gear 32 are arranged opposite to each other, and are coaxially connected by the interlocking rod 4; the middle of the interlocking rod 4 is fixedly sleeved with a first straight Gear 5, the spur gear rack of the cutter bar 11 meshes with the first spur gear 5 through the second spur gear 6;

The first movable shaft 21 and the first fixed shaft 20 are both fixedly arranged on the end face of the end of the first bevel gear shaft 24 where the first bevel gear 23 is not provided, and the first movable shaft 21 and the first bevel gear shaft 24 Coaxially arranged, the first fixed shaft 20 and the first bevel gear shaft 24 are eccentrically arranged;

The second fixed shaft 30 is fixedly arranged on the end face of the end of the second bevel gear shaft 34 where the second bevel gear 33 is not arranged, and the second fixed shaft 30 and the first bevel gear shaft 24 are eccentrically arranged; The movable shaft 31 is arranged coaxially with the second bevel gear shaft 34, and is located at the position opposite to the end face of the second bevel gear shaft 34 where the second fixed shaft 30 is arranged. Abutting against the end face of the second bevel gear shaft 34 under driving;

The first movable shaft 21 and the second movable shaft 31 can both perform eccentric rotational motion when the cutter driving mechanism 12 drives the cutter to approach the steel bar, and can return to the initial position when the cutter driving mechanism 12 drives the cutter away from the steel bar. place.

When the head end of the long steel bar is clamped by the second clamping mechanism, and the middle end of the long steel bar is clamped by the first clamping mechanism, the cutter driving mechanism 12 drives the cutter bar 11 to move in the direction of approaching the steel bar until it is located at the cutter bar The cutter head 10 at one end of 11 cuts off the long steel bars; at the same time, the second spur gear 6 meshing with the spur gear rack of the cutter bar 11 rotates under the drive of the cutter bar 11, and the rotating second spur gear 6 drives the meshing gear 6. The first spur gear 5 rotates, the rotating first spur gear 5 drives the linkage rod 4 to rotate synchronously, the rotating linkage rod 4 drives the first bevel gear 22 and the second bevel gear 32 at both ends to rotate, and the rotating first bevel gear 22 and the second bevel gear 32 rotate. A bevel gear 22 drives the meshed first bevel gear 23 to rotate, the rotating first bevel gear 23 drives the first bevel gear shaft 24 to rotate synchronously, and finally the first bevel gear shaft 24 drives the first movable shaft 21 to rotate around the first The fixed shaft 20 revolves to achieve the purpose of bending the steel bars; similarly, the rotating second bevel gear 32 drives the meshing second bevel gear 33 to rotate, and the rotating second bevel gear 33 drives the second bevel gear shaft 34 to synchronize Rotating, finally the second bevel gear shaft 34 drives the second movable shaft 31 to revolve around the second fixed shaft 30 to achieve the purpose of bending the steel bar. The driving mechanism of the first movable shaft 21, the driving mechanism of the second movable shaft, and the cutting device 1 are arranged in this way, so that the first bending mechanism and the second bending mechanism can operate synchronously while the long steel bar is being cut, which greatly improves the cutting and cutting performance of the steel bar. The efficiency of bending steel bars and the use of mechanical synchronous transmission can ensure that the processed elbows are consistent and the processing process is relatively stable.

In a further embodiment, the first clamping mechanism and the second clamping mechanism include a baffle plate, a clamping head and a clamping head driving mechanism. Specifically, the baffle plate of the first clamping mechanism is the first clamping mechanism. A baffle 26, the clamping head of the first clamping mechanism is the first clamping head 27, the clamping driving mechanism of the first clamping mechanism is the first clamping driving mechanism; the baffle of the second clamping mechanism It is the second baffle 36 , the clamping head of the second clamping mechanism is the second clamping head 37 , and the clamping head driving mechanism of the second clamping mechanism is the second clamping head driving mechanism 38 . Wherein, both the first clamping head driving mechanism 28 and the second clamping head driving mechanism 38 can be driving mechanisms for linear reciprocating motion, such as an oil cylinder, an air cylinder, or a linear motor.

The first baffle plate 26 and the first clamping head 27 are arranged opposite to each other, and a channel through which the steel bars can pass through is between the first baffle plate 26 and the first clamping head 27, and the first clamping head 27 is vertical Installed at the first clamping head mounting plate, the first clamping head mounting plate is arranged in parallel with the first baffle 26, the body of the first clamping head driving mechanism 28 can be arranged at the first baffle 26, the first clamping head The output shaft of the clamping head driving mechanism 28 is connected with the first clamping head mounting plate. When the steel bar needs to be clamped, the first clamping head driving mechanism 28 can be activated to make the output shaft of the first clamping head driving mechanism 28 shorten to drive the clamping head closer to or away from the first baffle 26 until the steel bar is completely clamped between the first baffle 26 and the first clamping head 27 .

Likewise, the second baffle plate 36 and the second clamping head 37 are disposed opposite to each other, and between the second baffle plate 36 and the second clamping head 37 is a channel through which the steel bars can pass. The head 37 is vertically installed at the second clamping head mounting plate, the second clamping head mounting plate is arranged in parallel with the second baffle 36, and the body of the second clamping head driving mechanism 38 can be arranged at the second baffle 36, The output shaft of the second clamping head driving mechanism 38 is connected with the second clamping head mounting plate. When the steel bar needs to be clamped, the second clamping head driving mechanism 38 can be activated to make the second clamping head driving mechanism 38 The output shaft is shortened to drive the clamping head close to or away from the second baffle 36 until the steel bar is completely clamped between the second baffle 36 and the second clamping head 37 .

Since the second bending device 3 needs to bend and form the short steel bar cut from the long steel bar, the second movable shaft 31 needs to be driven by the second movable shaft driving mechanism to move close to the end face of the second bevel gear shaft 34, At the same time, the second clamping head 37 also needs to move close to the second baffle plate 36 under the driving of the second clamping head driving mechanism 38. Therefore, the second movable shaft 31 can also be vertically arranged on the second clamping head. At the head mounting plate, at this time, the second movable shaft driving mechanism and the second clamping head driving mechanism 38 can be shared, that is, there is no need to install the second movable driving mechanism, and only the second clamping head driving mechanism 38 can be used at the same time. The second movable shaft 31 and the second clamping head 37 are driven. When the second clamping head 37 clamps the steel bar, the second movable shaft 31 just abuts against the end face of the second bevel gear shaft 34. When the head 37 loosens the steel bar, the second movable shaft 31 is also just away from the end face of the second bevel gear shaft 34 .

In a further embodiment, the first fixed shaft 20 is provided with an encoder; the encoder is connected to the cutter driving mechanism 12 for measuring the bending angle of the steel bar, and when the bending angle of the steel bar reaches a preset value The cutter driving mechanism 12 is controlled to drive the cutter away from the steel bar. Because when the cutter driving mechanism 12 drives the cutter away from the steel bar, the first bevel gear 22, the first bevel gear 23 and the first bevel gear shaft 24 in the first movable shaft 21 drive mechanism, and the second movable shaft driving mechanism The second bevel gear 32 , the second bevel gear 33 and the second bevel gear shaft 34 will all rotate in opposite directions, so the first movable shaft 21 and the second movable shaft 31 will also rotate in opposite directions, that is, Neither the first movable shaft 21 nor the second movable shaft 31 will continue to bend the steel bar, but return to the initial position. This setting enables the single-line adjustable double-head synchronous cutting and bending machine to automatically bend the steel bar to a preset angle by setting the encoder, and the processing is accurate and can ensure that the angles of the processed elbows are uniform.

In a further embodiment, the driving mechanism of the first movable shaft 21 further includes a first box body 25 , the second movable shaft driving mechanism further includes a second box body 35 , the first box body 25 and the second box body 35 . The box bodies 35 are respectively arranged on both sides of the cutter bar 11 ; the first bevel gear 22 and the first bevel gear shaft 24 are both arranged in the first box body 25 , and the first bevel gear shaft 24 is not provided with the first bevel gear shaft 24 . One end of the bevel gear 23 passes through the first casing 25 ; the second bevel gear 32 and the second bevel gear shaft 34 are both arranged in the second casing 35 , and the second bevel gear shaft 34 is not provided with a second bevel gear shaft 34 . One end of the two bevel gears 33 penetrates outside the second casing 35 . Such an arrangement can facilitate the installation of the first movable shaft 21 driving mechanism and the second movable shaft driving mechanism.

Please refer to FIG. 3 , in a further embodiment, it further includes a bracket 7 , a first adjusting screw 70 and a second adjusting screw 71 , and the cutting device 1 , the first bending device 2 and the second bending device 3 are all disposed on the bracket 7 on;

The bracket 7 is provided with a first linear adjustment slot 72 and a second linear adjustment slot 73, and the first linear adjustment slot 72 and the second linear adjustment slot 73 are respectively located on both sides of the plane where the cutter is located; The bottom of a box body 25 is provided with a first sliding block 250 with threaded holes, and the bottom of the second box 35 is provided with a second sliding block 350 with threaded holes;

The first slider 250 is slidably disposed in the first linear adjustment groove 72, the first adjustment rod passes through the threaded hole of the first slider 250, and one end of the first adjustment rod is movably clamped to the first adjustment rod. At one end of the adjustment slot, the other end of the first adjustment rod passes through the other end of the first adjustment slot, and the first slider 250 can move along the first linear adjustment slot 72 when the first adjustment rod rotates; the The second slider 350 is slidably disposed in the second linear adjustment groove 73, the second adjustment rod passes through the threaded hole of the first slider 250, and one end of the second adjustment rod is movably clamped to the first adjustment groove At one end, the other end of the second adjusting rod passes through the other end of the second adjusting groove, and the second sliding block 350 can move along the second linear adjusting groove 73 when the second adjusting rod rotates.

Through the above structure, the distance between the first bending device 2 and the cutting device 1 can be adjusted, and the distance between the second bending device 3 and the cutting device can be adjusted, so that the bending size of the steel bar can be adjusted. When the bending size needs to be reduced, the distance between the first bending device 2 and the cutting device 1, and the distance between the second bending device 3 and the cutting device can be adjusted to be smaller; when the bending size needs to be increased, the first bending device can be adjusted. The distance between the bending device 2 and the cutting device 1 and the distance between the second bending device 3 and the cutting device are increased.

Please refer to FIG. 4 and FIG. 5 , in a further embodiment, it also includes a worktable 8 and a sliding drive mechanism 81 ; the top surface of the worktable 8 is provided with a slide rail 80 , and the bottom of the bracket 7 is provided with a pulley 74 , the bracket 7 is arranged above the workbench 8 , and the pulley 74 is located at the slide rail 80 ; the sliding drive mechanism 81 is connected to the bracket 7 for driving the bracket 7 to slide along the slide rail 80 . With this arrangement, the support 7 can be driven to move relative to the workbench 8 by the sliding drive mechanism 81 , so that the short steel bars bent at both ends can be unloaded to one side of the workbench 8 .

It should be noted that, although the above embodiments have been described herein, it does not limit the scope of the patent protection of the present invention. Therefore, based on the innovative concept of the present invention, changes and modifications to the embodiments described herein, or equivalent structures or equivalent process transformations made by using the contents of the description and accompanying drawings of the present invention, directly or indirectly apply the above technologies The application of the solution in other related technical fields is included in the scope of patent protection of the present invention.

Claims (8)

1. A single-line adjustable double-head synchronous cutting and bending machine is characterized in that, comprising a cutting device, a first bending device and a second bending device; The cutting device includes a cutter and a cutter drive mechanism; the cutter is used to cut the steel bar, and the cutter drive mechanism is connected with the cutter for driving the cutter to move close to or away from the steel bar; The first bending device includes a first clamping mechanism and a first bending mechanism, the second bending device includes a second clamping mechanism and a second bending mechanism; the first clamping mechanism and the second clamping mechanism are both. for clamping the steel bar, the first bending mechanism and the second bending mechanism are both used for bending the steel bar when the steel bar is clamped; The first clamping mechanism and the second clamping mechanism are respectively located on both sides of the plane where the cutter is located, and are oppositely arranged; the first bending mechanism is arranged between the first clamping mechanism and the plane where the cutter is located, The second bending mechanism is arranged between the second clamping mechanism and the plane where the cutter is located; the first clamping mechanism and the second clamping mechanism both include a baffle plate, a clamping head and a clamping head driving mechanism; The plate and the clamping head are arranged facing each other, and a channel through which the steel bars can pass through is formed between the baffle plate and the clamping head; the clamping head driving mechanism is connected with the clamping head, and is used to drive the clamping head to be close to or away from the baffle plate . 2 . The single-wire adjustable double-head synchronous cutting and bending machine according to claim 1 , wherein the first bending mechanism comprises a first fixed shaft, a first movable shaft and a first movable shaft driving mechanism, and the The second bending mechanism includes a second fixed shaft, a second fixed shaft driving mechanism, a second movable shaft and a second movable shaft driving mechanism; The first fixed shaft, the first movable shaft, the second fixed shaft and the second movable shaft are arranged in parallel, and the distance between the first movable shaft and the first fixed shaft is adapted to the diameter of the steel bar, and the second movable shaft and the first fixed shaft are arranged in parallel. The spacing between the two fixed axes is adapted to the diameter of the steel bar; the steel bar can pass through the gap between the first movable axis and the first movable axis, the plane where the cutter is located, and the gap between the second movable axis and the second movable axis; The first movable shaft driving mechanism is connected with the first movable shaft, and is used to drive the first movable shaft to make a circular motion around the first fixed shaft; the second fixed shaft driving mechanism is connected with the second fixed shaft, and is used to drive the first movable shaft. The two fixed shafts move along the axis length direction; the second movable shaft driving mechanism is connected with the second movable shaft, and is used for driving the second movable shaft to make a circular motion around the second fixed shaft. 3. The single-wire adjustable double-head synchronous cutting and bending machine according to claim 2, wherein the cutter comprises a cutter head and a cutter bar, the cutter head is arranged at one end of the cutter bar, and the cutter head can be When the cutter drive mechanism drives the cutter bar to move laterally, the steel bar is cut; the cutter bar is provided with a straight rack, the first movable shaft drive mechanism includes a first bevel gear, and one end is fixedly sleeved with a first bevel gear (23 ) of the first bevel gear shaft; the second movable shaft drive mechanism includes a second bevel gear, a second bevel gear shaft fixedly sleeved with the second bevel gear at one end; The first bevel gear shaft and the second bevel gear shaft are arranged on both sides of the cutter bar in parallel, the first bevel gear meshes with the first bevel gear, and the second bevel gear and the second bevel gear meshing; the first bevel gear and the second bevel gear are arranged opposite, and are coaxially connected by a link rod; the middle part of the link rod is fixedly sleeved with a first spur gear, and the straight rack of the cutter bar passes through The second spur gear meshes with the first spur gear; The first movable shaft and the first fixed shaft are fixedly arranged on the end face of the end of the first bevel gear shaft where the first bevel gear is not provided, and the first movable shaft and the first bevel gear shaft are coaxially arranged. The fixed shaft and the first bevel gear shaft are eccentrically arranged; The second fixed shaft is fixedly arranged on the end face of the end of the second bevel gear shaft without the second bevel gear, and the second fixed shaft and the first bevel gear shaft are eccentrically arranged; the second movable shaft is connected to the second bevel gear shaft. The bevel gear shaft is coaxially arranged, and is located at the position opposite to the end face of the second bevel gear shaft where the second fixed shaft is arranged, and the second movable shaft can abut against the second bevel gear shaft under the driving of the second movable shaft driving mechanism the end face of ; The first movable shaft and the second movable shaft can both perform eccentric rotation motion when the cutter driving mechanism drives the cutter to approach the steel bar, and can return to the initial position when the cutter driving mechanism drives the cutter away from the steel bar. 4. The single-wire adjustable double-head synchronous cutting and bending machine according to claim 3, wherein the first fixed shaft is provided with an encoder; the encoder is connected with a cutter drive mechanism for measuring steel bars The bending angle, and when the bending angle of the steel bar reaches a preset value, the cutter driving mechanism is controlled to drive the cutter away from the steel bar. 5 . The single-wire adjustable double-head synchronous cutting and bending machine according to claim 3 , wherein the first movable shaft driving mechanism further comprises a first box body, and the second movable shaft driving mechanism further comprises a second movable shaft driving mechanism. 6 . Two boxes, the first box and the second box are respectively arranged on both sides of the tool bar; The first bevel gear and the first bevel gear shaft are both arranged in the first casing, and the end of the first bevel gear shaft not provided with the first bevel gear passes through the first casing; the second bevel gear shaft is not provided with the first bevel gear. The gear and the second bevel gear shaft are both arranged in the second casing, and the end of the second bevel gear shaft not provided with the second bevel gear passes through the second casing. 6 . The single-wire adjustable double-head synchronous cutting and bending machine according to claim 5 , further comprising a bracket, a first adjusting screw and a second adjusting screw, the cutting device, the first bending device and the second adjusting screw. 7 . The bending devices are all arranged on the bracket; The bracket is provided with a first linear adjustment slot and a second linear adjustment slot, and the first linear adjustment slot and the second linear adjustment slot are respectively located on both sides of the plane where the cutter is located; the bottom of the first box body a first sliding block with threaded holes is provided, and a second sliding block with threaded holes is provided at the bottom of the second box; The first slider is slidably arranged in the first linear adjustment groove, the first adjustment rod passes through the threaded hole of the first slider, and one end of the first adjustment rod is movably clamped to the first adjustment groove. At one end, the other end of the first adjusting rod passes through the other end of the first adjusting groove, and the first sliding block can move along the first linear adjusting groove when the first adjusting rod rotates; the second sliding block can move The second adjustment rod is slidably arranged in the second linear adjustment groove, the second adjustment rod passes through the threaded hole of the first slider, and one end of the second adjustment rod is movably clamped at one end of the first adjustment groove, and the second adjustment rod The other end passes through the other end of the second adjusting slot, and the second sliding block can move along the second linear adjusting slot when the second adjusting rod rotates. 7. The single-wire adjustable double-head synchronous cutting and bending machine according to claim 6, further comprising a worktable and a sliding drive mechanism; the top surface of the worktable is provided with a slide rail, and the bottom of the bracket is A pulley is provided, the bracket is arranged above the workbench, and the pulley is located at the sliding rail; the sliding driving mechanism is connected with the bracket for driving the bracket to slide along the sliding rail. 8 . The single-wire adjustable double-head synchronous cutting and bending machine according to claim 1 , wherein the cutter driving mechanism is an oil cylinder, an air cylinder or a linear motor. 9 .