CN210435255U - Bar straightening machine - Google Patents
Bar straightening machine Download PDFInfo
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- CN210435255U CN210435255U CN201921455727.3U CN201921455727U CN210435255U CN 210435255 U CN210435255 U CN 210435255U CN 201921455727 U CN201921455727 U CN 201921455727U CN 210435255 U CN210435255 U CN 210435255U
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Abstract
The utility model relates to a steel strand wires production field especially relates to a bar straightener, which comprises a frame, a box body, actuating mechanism, straightening mechanism, the cover is equipped with drive gear in actuating mechanism's the drive shaft, it is equipped with straightening pivot gear to overlap respectively in two straightening pivots, the cover is equipped with drive gear in the middle of two intermediate drive shafts, drive gear and drive gear meshing in the middle of one of them, drive gear and straightening pivot gear meshing in the middle of another, straightening mechanism includes two straightening rollers, first straightening roller middle part diameter is greater than the both ends diameter, the second straightening roller divide into two sections and centre and leaves the clearance, the hole of stepping down of straightening pivot has been seted up on the box both ends board of straightening, the bearing frame of first straightening roller is installed in the hole department of stepping down of straightening pivot, connect vertical lead screw through the nut cover between two bearing frames. The device provided by the utility model simple structure, can adjust according to the model of rod, the straightening effect is better and can not harm rod surface texture.
Description
Technical Field
The utility model relates to a steel strand wires production technical field especially relates to a bar straightener.
Background
The bar may be bent to some extent during the production and placement process, and needs to be straightened before use. According to the traditional bar straightening equipment, one machine of the traditional bar straightening equipment needs a plurality of driving devices to drive, the traditional bar straightening equipment can only adapt to the straightening of reinforcing steel bars of one type, cannot be adjusted according to different types, is poor in straightening effect, and is easy to damage the surface tissues of the bars.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a bar straightener simple structure is provided, can adjust according to the model of bar, the straightening effect is better and can not harm a bar surface texture.
The utility model discloses a realize through following technical scheme:
a bar straightening machine comprises a rack, a box body fixedly arranged on the rack, a driving mechanism and a straightening mechanism, wherein the box body comprises a driving box body and a straightening box body, the driving mechanism comprises a driving motor, a driving shaft, two intermediate transmission shafts and two straightening rotating shafts, the driving shaft is driven by the driving motor to rotate, the driving shaft is sleeved with a driving gear, the two straightening rotating shafts are respectively sleeved with a straightening rotating shaft gear, the two intermediate transmission shafts are respectively sleeved with two intermediate transmission gears, one of the intermediate transmission gears is meshed with the driving gear, the other intermediate transmission gear is meshed with the corresponding straightening rotating shaft gear, the driving gear, the intermediate gears and the straightening rotating shaft gears are all positioned in the driving box body, the straightening mechanism comprises a first straightening roller and a second straightening roller which are respectively sleeved on the two straightening rotating shafts, first alignment roller middle part diameter is greater than the diameter at both ends, and the second alignment roller divide into two sections and the centre leaves the clearance, and each section alignment roller is frustum shape, and the less one end of diameter inwards sets up relatively between two sections alignment rollers, has seted up the alignment pivot hole of stepping down on the two end plates of alignment box, and the bearing frame of one of them alignment roller passes through the gliding installation of slider in alignment pivot hole department of stepping down, and fixed mounting has vertical lead screw nut cover between two bearing frames, wear to be equipped with vertical lead screw in the vertical lead screw nut cover, vertical lead screw handle is installed to vertical lead screw end.
Furthermore, an intermediate baffle plate is arranged between the two straightening rollers, and the middle part of the intermediate baffle plate is provided with a straightening roller abdicating hole.
Furthermore, a connecting shaft is installed on the straightening box body in the extending direction, a rotating wheel is installed at the end of the connecting shaft, two driving bevel gears are sleeved on the connecting shaft, two vertical screws are installed at two ends of the straightening box body, the middle partition plate is connected with the two vertical screws through vertical screw nut sleeves, and driven bevel gears meshed with the driving bevel gears are respectively sleeved at the tops of the two vertical screws.
Beneficial effects of the utility model
The utility model provides a bar straightener, driving motor action drives the drive gear rotation in the drive shaft to make two intermediate drive shafts drive on it and the intermediate drive gear rotation of alignment pivot gear meshing, thereby drive corresponding alignment pivot gear, then two alignment rollers are rotatory, and the structure is fairly simple, and two alignment rollers only need a drive arrangement to drive moreover, can accomplish the alignment process.
Meanwhile, because the two end plates of the straightening box body are provided with the straightening rotating shaft yielding holes, the bearing seat of one straightening roller is arranged at the straightening rotating shaft yielding hole through the sliding block in a sliding manner, a longitudinal lead screw nut sleeve is fixedly arranged between the two bearing seats, a longitudinal lead screw penetrates through the longitudinal lead screw nut sleeve, the tail end of the longitudinal lead screw is provided with a longitudinal lead screw handle, the longitudinal lead screw nut sleeve can move along the longitudinal lead screw by rotating the longitudinal lead screw handle, so that the straightening roller is driven to move along the straightening rotating shaft yielding holes, the adjustment of the distance between the two straightening rollers is realized, and the straightening requirements of bars with different diameters are met.
And because the diameter of the middle part of one of the two straightening rollers is larger than the diameters of the two ends, the other straightening roller is divided into two sections, a gap is reserved between the two sections, each section of straightening roller is frustum-shaped, the smaller end between the two sections of straightening rollers is arranged inwards oppositely, the straightening effect of the steel bar is better, and the surface damage caused by the extrusion of the straightening rollers to the steel bar can be avoided.
Drawings
Fig. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic front view of the straightening mechanism;
in the figure, 1, a driving box body, 2, a driving motor, 3, a driving shaft, 4, a driving gear, 5, an intermediate transmission gear, 6, an intermediate transmission shaft, 7, a straightening rotating shaft gear, 8, a straightening rotating shaft, 9, a straightening box body, 10, a second straightening roller, 11, a bearing seat, 12, a first straightening roller, 13, an intermediate partition plate, 14, a straightening rotating shaft abdicating hole, 15, a longitudinal screw rod handle, 16, a longitudinal screw rod, 17, a longitudinal screw rod nut sleeve, 18, a feeding hole, 19, a discharging hole, 20, a straightening roller abdicating hole, 21, a rack, 22, a driving bevel gear, 23, a connecting shaft, 24, a rotating wheel, 25, a vertical screw rod nut sleeve, 26, a vertical screw rod and 27, a driven bevel gear are arranged.
Detailed Description
A bar straightening machine comprises a frame 21, a box body fixedly arranged on the frame, a driving mechanism and a straightening mechanism, wherein the box body comprises a driving box body 1 and a straightening box body 9 which are respectively provided with a feeding port 18 and a discharging port 19 which are communicated with each other, the driving mechanism comprises a driving motor 2, a driving shaft 3, two intermediate transmission shafts 6 and two straightening rotating shafts 8, the driving shaft is driven to rotate by the driving motor, the driving shaft is sleeved with a driving gear 4, the two straightening rotating shafts are respectively sleeved with a straightening rotating shaft gear 7, the two intermediate transmission shafts are respectively sleeved with two intermediate transmission gears 5, one of the intermediate transmission gears is meshed with the driving gear, the other intermediate transmission gear is meshed with the corresponding straightening rotating shaft gear, the driving gear, the intermediate gears and the straightening rotating shaft gears are all positioned in the driving box body, the whole structure drives the two straightening rotating shafts to rotate by one driving motor, simple structure, it is small, light in weight practices thrift and purchases quick-witted cost and operation cost, and makes things convenient for the distance mutual adjustment between two alignment pivots, does not influence each other.
The straightening mechanism comprises two first straightening rollers 12 and two second straightening rollers 10 which are respectively sleeved on two straightening rotating shafts, the diameter of the middle of each first straightening roller is larger than the diameter of two ends, the second straightening roller is divided into two sections, a gap is reserved between the two sections, each section of straightening roller is frustum-shaped, one end with a smaller diameter between the two sections of straightening rollers is arranged inwards relatively, the steel bar straightening effect is good, and in the straightening process, the previous section of straightening roller can move along with the steel bar along with the adjusting process, and the surface damage caused by the extrusion of the straightening rollers to the steel bar is prevented.
The straightening box body is provided with straightening rotating shaft yielding holes 14 on two end plates, wherein a bearing seat 11 of a first straightening roller is installed at the straightening rotating shaft yielding holes through a sliding block in a sliding mode, a longitudinal lead screw nut sleeve 17 is fixedly installed between the two bearing seats, a longitudinal lead screw 16 penetrates through the longitudinal lead screw nut sleeve, and a longitudinal lead screw handle 15 is installed at the tail end of the longitudinal lead screw. The nut sleeve can move along the longitudinal screw rod by rotating the longitudinal screw rod handle, so that the straightening rollers are driven to move along the abdicating holes of the straightening rotating shaft, and the distance between the two straightening rollers is adjusted.
Further, a middle partition plate 13 is arranged between the two straightening rollers, a straightening roller abdicating hole 20 is formed in the middle of the middle partition plate, and the middle partition plate has the functions of lifting and limiting the rod to be straightened, so that the rod is prevented from bouncing in the straightening process.
Further, the connecting axle 23 is installed along the extending direction to the alignment box, runner 24 is installed to the connecting axle tip, and the cover is equipped with two drive bevel gears 22 on the connecting axle, and two vertical lead screws 26 are installed at alignment box both ends, intermediate bottom passes through vertical lead screw nut cover 25 and two vertical screw connections, and the top of two vertical lead screws is equipped with respectively the cover and is equipped with driven bevel gear 27 with drive bevel gear engaged with, and rotatory runner drives two drive bevel gears on the connecting axle along with rotatory to it is rotatory to drive vertical lead screw through driven bevel gear, thereby makes the nut cover drive intermediate bottom up-and-down motion, then adjusts the position in the alignment roller abdication hole on the intermediate bottom, with the rod alignment needs of adaptation different diameters.
When the bar needs to be straightened, the driving motor acts to drive the driving gear on the driving shaft to rotate, so that the two intermediate transmission shafts drive the intermediate transmission gears which are meshed with the straightening rotating shaft gear to rotate, the corresponding straightening rotating shaft gear is driven, then the two straightening rollers rotate, the structure is simpler, and the straightening process can be completed only by driving one driving device for the two straightening rollers.
Meanwhile, because the two end plates of the straightening box body are provided with the straightening rotating shaft yielding holes, the bearing seats of the first straightening roller are arranged at the straightening rotating shaft yielding holes through the sliding blocks in a sliding mode, a longitudinal lead screw nut sleeve is fixedly arranged between the two bearing seats, a longitudinal lead screw penetrates through the longitudinal lead screw nut sleeve, a longitudinal lead screw handle is arranged at the tail end of the longitudinal lead screw, the longitudinal lead screw handle is rotated, the nut sleeve can move along the longitudinal lead screw, the straightening roller is driven to move along the straightening rotating shaft yielding holes, the distance between the two straightening rollers is adjusted, and the straightening requirements of bars with different diameters are met.
And because the diameter of the middle part of the first straightening roller is larger than the diameters of the two ends in the two straightening rollers, the second straightening roller is divided into two sections, a gap is reserved between the two sections, each section of straightening roller is frustum-shaped, the end with the smaller diameter between the two sections of straightening rollers is arranged inwards oppositely, when the steel bar to be straightened passes through the two straightening rollers, the steel bar straightening effect is better, and the surface damage caused by the extrusion of the straightening rollers to the steel bar can be avoided.
To sum up, the utility model discloses a bar straightener protected, simple structure, can adjust according to the model of rod, straightening effect is better and can not harm a bar straightener of rod surface texture.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A bar straightening machine is characterized by comprising a rack, a box body fixedly arranged on the rack, a driving mechanism and a straightening mechanism, wherein the box body comprises a driving box body and a straightening box body which are respectively provided with a feeding hole and a discharging hole which are communicated with each other, the driving mechanism comprises a driving motor, a driving shaft, two intermediate transmission shafts and two straightening rotating shafts, the driving shaft is driven to rotate by the driving motor, the driving shaft is sleeved with a driving gear, the two straightening rotating shafts are respectively sleeved with a straightening rotating shaft gear, the two intermediate transmission shafts are respectively sleeved with two intermediate transmission gears, one of the intermediate transmission gears is meshed with the driving gear, the other intermediate transmission gear is meshed with the corresponding straightening rotating shaft gear, the driving gear, the intermediate gear and the straightening rotating shaft gear are all positioned in the driving box body, the straightening mechanism comprises a first straightening roller and a second straightening roller which are respectively sleeved on the two straightening rotating shafts, the diameter of first alignment roller middle part is greater than the diameter at both ends, and the second alignment roller divide into two sections and the centre leaves the clearance, and each section alignment roller is frustum shape, and the less one end of diameter inwards sets up relatively between two sections alignment rollers, has seted up the alignment pivot hole of stepping down on the two end plates of alignment box, and the bearing frame of first alignment roller passes through the gliding installation of slider in alignment pivot hole department of stepping down, and fixed mounting has vertical lead screw nut cover between two bearing frames, wear to be equipped with vertical lead screw in the vertical lead screw nut cover, vertical lead screw handle is installed to vertical lead screw end.
2. The bar straightener of claim 1, wherein an intermediate baffle is arranged between the two straightening rollers, and the middle part of the intermediate baffle is provided with a straightening roller abdicating hole.
3. The bar straightener of claim 2, wherein the straightening box body is provided with a connecting shaft along an extending direction, a rotating wheel is arranged at the end of the connecting shaft, two driving bevel gears are sleeved on the connecting shaft, two vertical screws are arranged at two ends of the straightening box body, the middle partition plate is connected with the two vertical screws through vertical screw nut sleeves, and driven bevel gears meshed with the driving bevel gears are respectively sleeved at the tops of the two vertical screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455727.3U CN210435255U (en) | 2019-09-04 | 2019-09-04 | Bar straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921455727.3U CN210435255U (en) | 2019-09-04 | 2019-09-04 | Bar straightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210435255U true CN210435255U (en) | 2020-05-01 |
Family
ID=70410023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921455727.3U Active CN210435255U (en) | 2019-09-04 | 2019-09-04 | Bar straightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210435255U (en) |
-
2019
- 2019-09-04 CN CN201921455727.3U patent/CN210435255U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 212000 No.1, Liangshan Road, Dagang, New District, Zhenjiang City, Jiangsu Province Patentee after: Zhenjiang Yinhai nickel chromium chemical Co.,Ltd. Address before: 212000 Chamberlain village, Lucheng Town, Danyang City, Zhenjiang City, Jiangsu Province Patentee before: DANYANG YINHAI NICKEL CHROMIUM CHEMICAL Co.,Ltd. |
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| CP03 | Change of name, title or address |