CN212760818U

CN212760818U - Manual reinforcing steel bar bending device

Info

Publication number: CN212760818U
Application number: CN202020941355.1U
Authority: CN
Inventors: 张军海
Original assignee: Handan Insuntec Technology Co ltd
Current assignee: Handan Insuntec Technology Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-03-23
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to a reinforcing bar bending device technical field especially relates to a manual reinforcing bar bending device. The steel bar guiding device comprises a bracket, wherein two guide plates are arranged on one side of the upper surface of the bracket, and a gap between the two guide plates forms a channel for the steel bar to pass through; a rotating table is arranged on one side, away from the edge of the support, of the guide plate, second scale marks are arranged on the outer circumference of the rotating table, and two fixing blocks are arranged on the upper surface of the rotating table; a measuring plate is arranged on one side of the rotating table, which is far away from the guide plate; the middle upper portion of support is provided with the support frame, be provided with rotating device on the support frame, rotating device includes the pivot, the first gear of fixedly connected with in the pivot, and the second gear is connected in first gear meshing, second gear fixedly connected with crank. The utility model discloses can be very easy bend the reinforcing bar arbitrary angle between 0-90 to the length that the reinforcing bar was bent can directly be seen out through measuring the board, has saved the step of measuring with instruments such as tape measure.

Description

Manual reinforcing steel bar bending device

Technical Field

The utility model relates to a reinforcing bar bending device technical field especially relates to a manual reinforcing bar bending device.

Background

The reinforcing bar is a steel material with very extensive application, and it is in the use, often can be bent into certain shape as required, and this just needs to use reinforcing bar bender. The existing steel bar bending machine is complex in structure, and the bending angle is not easy to control.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a manual reinforcing bar bending device, simple structure can bend the reinforcing bar 0-90 arbitrary angle between. The two guide plates are used for fixing the steel bars, the two fixing blocks are arranged on the rotating table for bending the steel bars, the scale marks are arranged on the outer circumference of the rotating table, and the bending angle can be conveniently seen; adopt the crank to drive second gear and first gear rotation, first gear drives the revolving stage through the pivot and rotates, and the power that operating personnel took is less, easy to operate.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a manual steel bar bending device comprises a support, wherein guide plates are arranged on one side of the upper surface of the support, the number of the guide plates is two, and a gap between the two guide plates forms a channel for a steel bar to pass through; a rotating table is arranged on one side, away from the edge of the support, of the guide plate, second scale marks are arranged on the outer circumference of the rotating table, two fixed blocks are arranged on the upper surface of the rotating table, and a gap between the two fixed blocks forms a channel for allowing a reinforcing steel bar to pass through; a measuring plate is arranged on one side, away from the guide plate, of the rotating table, and a first scale mark is arranged on the upper surface of the measuring plate; the middle upper part of the bracket is provided with a support frame, the support frame is provided with a rotating device, the rotating device comprises a rotating shaft, the upper end and the lower end of the rotating shaft are respectively connected with the bracket and the support frame in a rotating mode, the upper end of the rotating shaft penetrates through the bracket and is fixedly connected with a rotating platform, the rotating shaft is fixedly connected with a first gear, the first gear is meshed with a second gear, the first gear and the second gear are bevel gears, the second gear is fixedly connected with a crank, the crank is rotatably connected with a fixed plate, and the lower part of the fixed plate is fixedly connected with the support frame; an indicating line is arranged on one side of the rotating table on the upper surface of the support, and the indicating line is located on one side, close to the crank, of the rotating table.

Further optimize this technical scheme, the tooth ratio of first gear and second gear is 3: 1-5: 1.

further optimizing the technical scheme, the rotating radius of the crank is 10-20 times of the radius of the second gear.

Further optimizing the technical scheme, the cross section of the fixing block is semicircular.

Compared with the prior art, the utility model has the advantages of it is following: 1. the rotating platform is driven to rotate by the crank, and the rotating angle of the rotating platform can be conveniently seen, so that the reinforcing steel bar can be easily bent by any angle between 0 and 90 degrees; 2. the bending length of the reinforcing steel bar can be directly seen through the measuring plate, and the step of measuring by using tools such as a tape measure and the like is omitted.

Drawings

Fig. 1 is a schematic structural view of a manual reinforcing bar bending apparatus.

Fig. 2 is a right side view of a manual rebar bending device.

In the figure: 1. a support; 2. a guide plate; 3. a support frame; 4. a rotating device; 41. a first gear; 42. a rotating shaft; 43. a second gear; 44. a crank; 45. a fixing plate; 5. a rotating table; 51. a second scale mark; 6. a fixed block; 7. measuring a plate; 71. a first scale mark; 8. lines are indicated.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: referring to fig. 1-2, the manual steel bar bending device comprises a support 1, wherein two guide plates 2 are arranged on one side of the upper surface of the support 1, and a gap between the two guide plates 2 forms a channel for a steel bar to pass through. One side that support 1 edge was kept away from to deflector 2 is provided with and rotates platform 5, the outer circumference of rotation platform 5 is provided with second scale mark 51, 5 upper surfaces of rotation platform are provided with two fixed blocks 6, the gap between two fixed blocks 6 has constituted the passageway that holds the reinforcing bar to pass through, can bend the reinforcing bar when fixed block 6 rotates. One side of the rotating table 5, which is far away from the guide plate 2, is provided with a measuring plate 7, the upper surface of the measuring plate 7 is provided with first scale marks 71, and the extending length of the steel bars can be seen through the first scale marks 71. The support is characterized in that a support frame 3 is arranged on the middle upper portion of the support 1, the periphery of the support frame 3 is fixedly connected with the support 1, and a rotating device 4 is arranged on the support frame 3. The rotating device 4 comprises a rotating shaft 42, the upper end and the lower end of the rotating shaft 42 are respectively connected with the support frame 1 and the support frame 3 in a rotating mode, the upper end of the rotating shaft 42 penetrates through the support frame 1 and is fixedly connected with the rotating table 5, a first gear 41 is fixedly connected to the rotating shaft 42, the rotating shaft 42 is coaxial with the first gear 41, the first gear 41 is in meshed connection with a second gear 43, the first gear 41 and the second gear 43 are bevel gears, and the intersection angle between the axes of the first gear 41 and the second gear 43 is 90 degrees. The second gear 43 is fixedly connected with a crank 44, the crank 44 is rotatably connected with a fixed plate 45, and the lower part of the fixed plate 45 is fixedly connected with the support frame 3; the upper surface of the bracket 1 is provided with an indicating line 8 at one side of the rotating platform 5, and the indicating line 8 is positioned at one side of the rotating platform 5 close to the crank 44, so that the rotating platform 5 can be conveniently operated to see the rotating angle of the rotating platform 5. The gear ratio of the first gear 41 to the second gear 43 is 3: 1-5: 1, the rotation radius of the crank 44 is 10-20 times of the radius of the second gear 43, and the force of an operator is amplified by dozens of times to bend the reinforcing steel bars. The cross section of the fixing block 6 is semicircular, and when the reinforcing steel bar is bent, the contact area between the edge of the fixing block 6 and the reinforcing steel bar is very small because the cross section of the fixing block 6 is semicircular, so that the rotation of the fixing block 6 cannot be influenced.

When the device is used, as shown in the combined figure 1-2, the steel bars pass through the channel between the two guide plates 2 and the channel between the two fixed blocks 6, and the extending length of the steel bars can be seen from the scales on the measuring plate 7. After the length that the reinforcing bar stretches out has been adjusted, rotate crank 44, drive swivel stand 5 and rotate, two fixed blocks 6 are bent the reinforcing bar, and operating personnel can the relative instruction line 8 pivoted angle of the relative instruction line of second scale mark 51 of the outer circumference of swivel stand 5 angle of tapping the reinforcing bar by the angle of being bent, after reaching the angle that needs, stop rotating crank 44, continue to stretch out the reinforcing bar forward as required and bend after appointed length.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a manual reinforcing bar bending device which characterized in that: the steel bar guide device comprises a support (1), wherein guide plates (2) are arranged on one side of the upper surface of the support (1), the number of the guide plates (2) is two, and a gap between the two guide plates (2) forms a channel for allowing a steel bar to pass through; a rotating table (5) is arranged on one side, away from the edge of the support (1), of the guide plate (2), second scale marks (51) are arranged on the outer circumference of the rotating table (5), two fixing blocks (6) are arranged on the upper surface of the rotating table (5), and a gap between the two fixing blocks (6) forms a channel for allowing a reinforcing steel bar to pass through; a measuring plate (7) is arranged on one side, away from the guide plate (2), of the rotating table (5), and first scale marks (71) are arranged on the upper surface of the measuring plate (7); the middle-upper part of the bracket (1) is provided with a support frame (3), the support frame (3) is provided with a rotating device (4), the rotating device (4) comprises a rotating shaft (42), the upper end and the lower end of the rotating shaft (42) are respectively connected with the bracket (1) and the support frame (3) in a rotating mode, the upper end of the rotating shaft (42) penetrates through the bracket (1) and is fixedly connected with a rotating table (5), the rotating shaft (42) is fixedly connected with a first gear (41), the first gear (41) is connected with a second gear (43) in a meshing mode, the first gear (41) and the second gear (43) are bevel gears, the second gear (43) is fixedly connected with a crank (44), the crank (44) is rotatably connected with a fixing plate (45), and the lower part of the fixing plate (45) is fixedly connected with the support frame; the upper surface of support (1) is provided with instruction line (8) in one side of revolving stage (5), instruction line (8) are located revolving stage (5) and are close to one side of crank (44).

2. The manual rebar bending device according to claim 1, wherein: the gear ratio of the first gear (41) to the second gear (43) is 3: 1-5: 1.

3. the manual rebar bending device according to claim 1, wherein: the rotation radius of the crank (44) is 10-20 times of the radius of the second gear (43).

4. The manual rebar bending device according to claim 1, wherein: the cross section of the fixing block (6) is semicircular.