CN214720211U - Reinforcing steel bar traction mechanism and reinforcing steel bar hoop bending machine - Google Patents
Reinforcing steel bar traction mechanism and reinforcing steel bar hoop bending machine Download PDFInfo
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- CN214720211U CN214720211U CN202022931155.0U CN202022931155U CN214720211U CN 214720211 U CN214720211 U CN 214720211U CN 202022931155 U CN202022931155 U CN 202022931155U CN 214720211 U CN214720211 U CN 214720211U
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Abstract
The utility model relates to a reinforcing bar processing equipment technical field discloses a reinforcing bar drive mechanism and curved hoop machine of reinforcing bar. The steel bar traction mechanism comprises a support assembly, an upper traction assembly, a lower traction assembly and a pressing assembly, wherein the support assembly comprises a support box body and a support plate fixedly arranged on the upper part of the support box body; the upper traction assembly comprises an upper wheel fixing piece and an upper traction wheel, the upper wheel fixing piece is arranged on the supporting plate in a vertically sliding mode, and the upper traction wheel is rotatably arranged on the upper wheel fixing piece; the lower traction assembly comprises a first driving mechanism, a lower feeding shaft and a lower traction wheel, the first driving mechanism is arranged in the supporting box body, the lower feeding shaft is in transmission connection with the first driving mechanism, and the lower traction wheel is arranged on the lower feeding shaft; the pressing assembly comprises a second driving mechanism, the second driving mechanism is fixed on the supporting plate, and the output end of the second driving mechanism is connected with the upper wheel fixing piece. The utility model discloses simple structure, operation, control are convenient, have improved the work efficiency of equipment, have reduced the preparation and the maintenance cost of equipment.
Description
Technical Field
The utility model relates to a reinforcing bar processing equipment technical field especially relates to a reinforcing bar drive mechanism and curved hoop machine of reinforcing bar.
Background
The automatic hoop bending machine for the reinforcing steel bars is automatic reinforcing steel bar processing equipment for automatically bending the reinforcing steel bars, along with the rapid development of economic construction, the automatic hoop bending machine for the reinforcing steel bars is more and more widely applied, and the market has higher and higher performance requirements on the automatic hoop bending machine for the reinforcing steel bars. How to optimize the structure and reduce the cost becomes a key problem to be solved at present.
The steel bar traction mechanism on the existing steel bar hoop bending machine generally adopts double-wheel traction, and an upper wheel and a lower wheel are adopted to simultaneously drive the steel bars to be fed. The steel bar traction mechanism makes the structure of the steel bar hoop bending machine very complex, and the operation and the control are very complicated and inconvenient, so that the working efficiency of the equipment is limited, and the manufacturing cost and the maintenance cost of the equipment are greatly increased.
Therefore, a bar pulling mechanism and a bar hoop bending machine are needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Based on it above, an object of the utility model is to provide a curved hoop machine of reinforcing bar drive mechanism and reinforcing bar to simplify current reinforcing bar drive mechanism's structure, improve equipment performance, reduce cost.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a rebar pulling mechanism comprising:
the supporting assembly comprises a supporting box body and a supporting plate fixedly arranged on the upper part of the supporting box body;
the upper traction assembly comprises an upper wheel fixing piece and an upper traction wheel, the upper wheel fixing piece is arranged on the supporting plate in a vertically sliding mode, and the upper traction wheel is arranged on the upper wheel fixing piece;
the lower traction assembly comprises a first driving mechanism, a lower feeding shaft and a lower traction wheel, the first driving mechanism is arranged in the supporting box body, the lower feeding shaft is in transmission connection with the first driving mechanism, and the lower traction wheel is arranged on the lower feeding shaft;
and the pressing assembly comprises a second driving mechanism, the second driving mechanism is fixed on the supporting plate, and the output end of the second driving mechanism is connected with the upper wheel fixing piece and used for driving the upper traction wheel to move towards the direction close to the lower traction wheel so as to clamp the steel bar to be processed between the upper traction wheel and the lower traction wheel.
As a preferable scheme of the steel bar traction mechanism, the first driving mechanism comprises a motor and a speed reducer in transmission connection with the motor, the motor and the speed reducer are both arranged in the supporting box body, and the speed reducer is in transmission connection with the lower feeding shaft.
As a preferred scheme of the steel bar traction mechanism, the lower traction assembly further comprises a mounting flange and a tensioning sleeve, the mounting flange is fixed at the end part of the lower feeding shaft through the tensioning sleeve, and the lower traction wheel is mounted on the mounting flange.
As a preferable aspect of the rebar traction mechanism, the upper wheel fixing member includes:
the sliding block is provided with first sliding grooves on two sides, the supporting plate is provided with second sliding grooves, and the first sliding grooves are matched with the second sliding grooves, so that the sliding block can slide up and down along the supporting plate;
the upper traction wheel is arranged on the upper wheel shaft, and the stepped shaft is fixedly connected with the sliding block.
As a preferred scheme of the reinforcing steel bar traction mechanism, the reinforcing steel bar traction mechanism further comprises an elastic resetting piece, the elastic resetting piece is arranged between the sliding block and the supporting plate, and the elastic resetting piece has a tendency of enabling the upper traction wheel to move towards the direction away from the lower traction wheel.
As a preferred scheme of the reinforcing steel bar traction mechanism, the bottom of the sliding block is provided with a first mounting hole, one end of the elastic resetting piece is mounted in the first mounting hole, and the other end of the elastic resetting piece abuts against the bottom of the second sliding groove of the supporting plate.
As a reinforcing bar drive mechanism's preferred scheme, the second mounting hole has been seted up at the top of sliding block, install the bolster in the second mounting hole, second actuating mechanism's output passes through the bolster with the sliding block is connected.
As a preferred scheme of the steel bar traction mechanism, the elastic reset piece is a pressure spring, and the buffer piece is a disc spring.
As a preferred scheme of the steel bar traction mechanism, the second driving mechanism is an oil cylinder, the oil cylinder is installed on an oil cylinder installation plate, and the oil cylinder installation plate is connected above the supporting plate.
A reinforcing steel bar hoop bending machine comprises the reinforcing steel bar traction mechanism in any scheme.
The utility model has the advantages that:
the utility model provides a steel bar traction mechanism, wherein an upper wheel fixing part is arranged on a supporting plate in a sliding way, and the upper wheel fixing part and an upper traction wheel are driven to move downwards through a pressing component, so that a steel bar to be processed is clamped between the upper traction wheel and a lower traction wheel; and then the first driving mechanism drives the lower traction wheel to rotate, so that the traction operation of the steel bar to be processed is realized. Compare with the drive mechanism of current curved hoop machine of reinforcing bar, the utility model discloses a single round of drive has reduced a set of actuating mechanism, has simplified reinforcing bar drive mechanism's structure greatly, just the utility model discloses operation, control are convenient, have improved the work efficiency of equipment, have reduced the cost of manufacture and the maintenance cost of equipment.
The reinforcing steel bar hoop bending machine provided by the utility model can drive the reinforcing steel bars to move to the designated positions through the reinforcing steel bar traction mechanism, so as to bend the reinforcing steel bars, and realize the processing of the reinforcing steel bars; and the reinforcing steel bar hoop bending machine also has the advantages of simple structure and low cost.
Drawings
Fig. 1 is a front view of a bar pulling mechanism (a bar is in a compressed state) according to an embodiment of the present invention;
fig. 2 is a front view of a bar pulling mechanism (with bars in a relaxed state) according to an embodiment of the present invention;
fig. 3 is a left side view of the rebar traction mechanism of fig. 1;
fig. 4 is a left side view of the rebar traction mechanism of fig. 2;
fig. 5 is a cross-sectional view of the rebar traction mechanism of fig. 1 taken along direction a-a.
In the figure:
100. reinforcing steel bars to be processed; 11. supporting the box body; 12. a support plate; 21. an upper wheel securing member; 211. a slider; 2111. a first mounting hole; 2112. a second mounting hole; 212. an upper wheel axle; 213. a stepped shaft; 22. an upper traction wheel; 31. a first drive mechanism; 32. a lower feed shaft; 33. a lower traction wheel; 34. installing a flange; 35. a tensioning sleeve; 41. a second drive mechanism; 42. an oil cylinder mounting plate; 5. an elastic reset member; 6. a buffer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention at 31. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1-5, the embodiment of the utility model provides a reinforcing bar drive mechanism for reinforcing bar hoop bending machine, this reinforcing bar drive mechanism include supporting component, go up pull the subassembly, pull the subassembly and compress tightly the subassembly down. The supporting component comprises a supporting box body 11 in a shell-shaped structure and a supporting plate 12 fixedly arranged at the upper part of the supporting box body 11. The upper traction assembly is positioned above the lower traction assembly, and the steel bar 100 to be processed is placed on the lower traction assembly and is positioned between the upper traction assembly and the lower traction assembly. The upper traction assembly specifically comprises an upper wheel fixing member 21 and an upper traction wheel 22, wherein the upper wheel fixing member 21 is slidably mounted on the support plate 12 up and down, and the upper traction wheel 22 is mounted on the upper wheel fixing member 21. The lower traction assembly comprises a first driving mechanism 31, a lower feeding shaft 32 and a lower traction wheel 33, wherein the first driving mechanism 31 is arranged in the supporting box body 11, the lower feeding shaft 32 is in transmission connection with the first driving mechanism 31, and the lower traction wheel 33 is arranged on the lower feeding shaft 32; the arrangement is such that the first driving mechanism 31 can drive the lower traction wheel 33 to rotate so as to realize the traction feeding of the steel bar 100 to be processed. The pressing assembly comprises a second driving mechanism 41, the second driving mechanism 41 is fixed on the support plate 12, and an output end of the second driving mechanism 41 is connected with the upper wheel fixing member 21 and is used for driving the upper wheel fixing member 21 to move downwards, so that the upper traction wheel 22 is driven to move towards a direction close to the lower traction wheel 33, and the steel bar 100 to be processed is clamped between the upper traction wheel 22 and the lower traction wheel 33.
The reinforcing steel bar traction mechanism provided by the embodiment of the utility model drives the upper wheel fixing part 21 and the upper traction wheel 22 to move downwards through the pressing component, so that the reinforcing steel bar 100 to be processed is clamped between the upper traction wheel 22 and the lower traction wheel 33; and then the first driving mechanism 31 drives the lower traction wheel 33 to rotate, thereby realizing the traction operation of the steel bar 100 to be processed. Compared with the traction mechanism of the existing steel bar hoop bending machine, the upper traction wheel 22 of the embodiment is not provided with a driving mechanism, and only through the single-wheel driving of the lower traction wheel 33, a group of driving mechanisms are reduced, the structure of the steel bar traction mechanism is greatly simplified, the operation and the control of the embodiment are convenient, the working efficiency of equipment is improved, and the manufacturing cost and the maintenance cost of the equipment are reduced.
Further, the first driving mechanism 31 of the present embodiment includes a motor and a speed reducer in transmission connection with the motor, both the motor and the speed reducer are installed in the supporting box 11, and the speed reducer is in transmission connection with the lower feeding shaft 32. The present embodiment transmits the power of the motor to the lower feeding shaft 32 through the speed reduction device, thereby realizing the adjustment of the output speed of the first driving mechanism 31 so as to better control the feeding speed of the reinforcing bar 100 to be processed. In this embodiment, decelerator is preferably the reduction gear, so set up for this reinforcing bar drive mechanism's structure is compacter, the transmission is more steady, has avoided adopting the belt pulley among the prior art and the chain wheel transmission that leads to the belt skid, the inefficacy scheduling problem.
Optionally, the lower traction assembly of this embodiment further includes a mounting flange 34 and a tensioning sleeve 35, the mounting flange 34 is fixed to the end of the lower feeding shaft 32 through the tensioning sleeve 35, and the lower traction wheel 33 is mounted on the mounting flange 34. Illustratively, the lower traction wheel 33 may be fixedly coupled to the mounting flange 34 by fastening bolts. The arrangement is simple in structure and firm in connection, and the lower traction wheel 33 can synchronously rotate along with the lower feeding shaft 32.
Optionally, the upper wheel fixing member 21 of this embodiment includes a sliding block 211, an upper wheel shaft 212 and a stepped shaft 213, the sliding block 211 is fixedly connected to the stepped shaft 213, the upper wheel shaft 212 is connected to the stepped shaft 213 in a stepped manner, a diameter of the stepped shaft 213 is larger than a diameter of the upper wheel shaft 212, and the upper traction wheel 22 is rotatably mounted on the upper wheel shaft 212. Further, as shown in fig. 5, the two sides of the sliding block 211 are respectively provided with a first sliding groove, the supporting plate 12 is provided with a second sliding groove, the sliding block 211 is connected to the second sliding groove in a clamping manner, and the sliding block 211 can slide up and down along the supporting plate 12 through the sliding fit of the first sliding groove and the second sliding groove.
Further, the reinforcing bar drive mechanism of this embodiment still includes elasticity piece 5 that resets, elasticity piece 5 that resets sets up between sliding block 211 and backup pad 12, elasticity piece 5 that resets has the trend that makes last traction wheel 22 move to the direction of keeping away from lower traction wheel 33, thereby when second actuating mechanism 41 stopped to drive last traction wheel 22, go up traction wheel 22 and can reset under 5's the effect of elasticity, the direction motion of keeping away from lower traction wheel 33 makes the reinforcing bar 100 of waiting to process be in the relaxed state, be convenient for wait to process taking out of reinforcing bar 100. Specifically, the bottom of the sliding block 211 is provided with a first mounting hole 2111, one end of the elastic restoring member 5 is mounted in the first mounting hole 2111, and the other end abuts against the bottom of the second sliding groove of the support plate 12, thereby achieving elastic connection between the sliding block 211 and the support plate 12. Preferably, the elastic restoring member 5 of the present embodiment is a compression spring with simple structure and reliable operation, but in other embodiments, other elastic members may be used, and the present embodiment is not limited thereto.
Optionally, the second driving mechanism 41 of this embodiment is an oil cylinder, and the oil cylinder has the advantages of small volume, large output, stable action, convenient control, and the like. Specifically, the oil cylinder is mounted on an oil cylinder mounting plate 42, and the oil cylinder mounting plate 42 is fixed above the support plate 12, so that the oil cylinder is fixed. Of course, in other embodiments, the second driving mechanism 41 may also be configured by a cylinder, an electric cylinder, a linear motor, or the like, and is not limited to this embodiment.
Further, second mounting hole 2112 has still been seted up at the top of sliding block 211, installs bolster 6 in the second mounting hole 2112, and bolster 6 and sliding block 211 butt are passed through to second actuating mechanism 41's output, so set up, and when second actuating mechanism 41 stretches out and draws back, bolster 6 can play the cushioning effect, prevents that second actuating mechanism 41 from causing the impact to sliding block 211, avoids influencing whole reinforcing bar drive mechanism's stability. Illustratively, the buffer 6 may be a plurality of disc springs, or other elastic structures.
The embodiment of the utility model provides a theory of operation as follows:
when the steel bar traction mechanism is in a steel bar conveying state, as shown in fig. 1 and 3, the second driving mechanism 41 extends out to drive the upper wheel fixing member 21 and the upper traction wheel 22 to move downwards, so that the steel bar 100 to be processed is clamped between the upper traction wheel 22 and the lower traction wheel 33; then, the motor of the first driving mechanism 31 rotates to transmit power to the lower feeding shaft 32 through the speed reducer inside the supporting box 11, and further, the lower traction wheel 33 is driven to rotate, so that the steel bar 100 to be processed is conveyed.
When the reinforcing bar pulling mechanism is not in the conveying state, as shown in fig. 2 and 4, the motor of the first driving mechanism 31 stops rotating, the second driving mechanism 41 retracts, and at this time, the upper wheel fixing member 21 drives the upper pulling wheel 22 to move away from the lower pulling wheel 33 under the elastic force of the elastic restoring member 5, so as to release the reinforcing bar 100 to be processed.
The embodiment also provides a reinforcing steel bar hoop bending machine which comprises the reinforcing steel bar traction mechanism. The utility model provides a reinforcing steel bar hoop bending machine, which drives a reinforcing steel bar 100 to be processed to move to a designated position through a single-wheel driven reinforcing steel bar traction mechanism, and bends the reinforcing steel bar, thereby realizing the processing of the reinforcing steel bar; the reinforcing steel bar hoop bending machine has the advantages of simple structure, low cost, convenience in operation and high working efficiency.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A rebar pulling mechanism, comprising:
the supporting assembly comprises a supporting box body (11) and a supporting plate (12) fixedly arranged on the upper part of the supporting box body (11);
the upper traction assembly comprises an upper wheel fixing piece (21) and an upper traction wheel (22), the upper wheel fixing piece (21) is installed on the supporting plate (12) in a vertically sliding mode, and the upper traction wheel (22) is installed on the upper wheel fixing piece (21);
the lower traction assembly comprises a first driving mechanism (31), a lower feeding shaft (32) and a lower traction wheel (33), the first driving mechanism (31) is installed in the supporting box body (11), the lower feeding shaft (32) is in transmission connection with the first driving mechanism (31), and the lower traction wheel (33) is installed on the lower feeding shaft (32);
the pressing assembly comprises a second driving mechanism (41), the second driving mechanism (41) is fixed on the supporting plate (12), the output end of the second driving mechanism (41) is connected with the upper wheel fixing piece (21) and used for driving the upper traction wheel (22) to move towards the direction close to the lower traction wheel (33), so that the steel bar (100) to be processed is clamped between the upper traction wheel (22) and the lower traction wheel (33).
2. A reinforcing bar pulling mechanism according to claim 1, wherein the first driving mechanism (31) comprises a motor and a speed reducer in transmission connection with the motor, the motor and the speed reducer are both mounted in the support box (11), and the speed reducer is in transmission connection with the lower feeding shaft (32).
3. A rebar pulling mechanism according to claim 2, wherein the lower pulling assembly further comprises a mounting flange (34) and a tensioning sleeve (35), the mounting flange (34) being fixed to the end of the lower feeding shaft (32) by the tensioning sleeve (35), the lower pulling wheel (33) being mounted to the mounting flange (34).
4. A rebar pulling mechanism as defined in claim 1, wherein the upper wheel securing member (21) comprises:
the sliding block (211), both sides of the sliding block (211) are equipped with the first runner, the supporting plate (12) is equipped with the second runner, the first runner cooperates with the second runner, make the sliding block (211) can slide up and down along the supporting plate (12);
the upper traction wheel (22) is installed on the upper wheel shaft (212), and the stepped shaft (213) is fixedly connected with the sliding block (211).
5. A rebar pulling mechanism according to claim 4, further comprising an elastic return member (5), the elastic return member (5) being disposed between the sliding block (211) and the support plate (12), the elastic return member (5) having a tendency to move the upper pulling wheel (22) away from the lower pulling wheel (33).
6. A steel bar traction mechanism according to claim 5, wherein the bottom of the sliding block (211) is provided with a first mounting hole (2111), one end of the elastic resetting piece (5) is mounted in the first mounting hole (2111), and the other end abuts against the bottom of the second sliding chute of the supporting plate (12).
7. The steel bar traction mechanism according to claim 5, wherein a second mounting hole (2112) is formed in the top of the sliding block (211), a buffer member (6) is mounted in the second mounting hole (2112), and the output end of the second driving mechanism (41) is connected with the sliding block (211) through the buffer member (6).
8. A rebar pulling mechanism according to claim 7, wherein the elastic return element (5) is a compression spring and the buffer (6) is a disc spring.
9. A rebar pulling mechanism according to any one of claims 1-8, wherein the second actuating mechanism (41) is a cylinder mounted on a cylinder mounting plate (42), the cylinder mounting plate (42) being attached above the support plate (12).
10. A rebar bender comprising a rebar pulling mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022931155.0U CN214720211U (en) | 2020-12-07 | 2020-12-07 | Reinforcing steel bar traction mechanism and reinforcing steel bar hoop bending machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022931155.0U CN214720211U (en) | 2020-12-07 | 2020-12-07 | Reinforcing steel bar traction mechanism and reinforcing steel bar hoop bending machine |
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| CN214720211U true CN214720211U (en) | 2021-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620556A (en) * | 2020-12-07 | 2021-04-09 | 建科机械（天津）股份有限公司 | Traction device and automatic steel bar hoop bending machine |
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2020
- 2020-12-07 CN CN202022931155.0U patent/CN214720211U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620556A (en) * | 2020-12-07 | 2021-04-09 | 建科机械（天津）股份有限公司 | Traction device and automatic steel bar hoop bending machine |
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