CN210676467U - Arc rolling machine - Google Patents
Arc rolling machine Download PDFInfo
- Publication number
- CN210676467U CN210676467U CN201920996244.8U CN201920996244U CN210676467U CN 210676467 U CN210676467 U CN 210676467U CN 201920996244 U CN201920996244 U CN 201920996244U CN 210676467 U CN210676467 U CN 210676467U
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- roller
- power roller
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- workbench
- position adjusting
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Abstract
The utility model provides an arc rolling machine, which comprises a bracket, wherein the bracket is provided with a workbench, a power roller is rotatably arranged on the workbench, and the axis of the power roller is vertical to the workbench; a power mechanism is connected with the power roller in a transmission way; the extrusion roller is arranged on the workbench opposite to the power roller, a processing channel for a workpiece to pass through is formed between the extrusion roller and the power roller, the position adjusting mechanism is fixedly arranged on the support, the output end of the position adjusting mechanism is in transmission connection with the extrusion roller or the power roller to drive one to move towards and away from the other, the limit switch is relatively fixedly arranged on the workbench, the limit part is fixedly arranged at the output end of the position adjusting mechanism, the limit switch can be triggered by the limit part, the signal on the limit switch is connected with the control system, the control system is in control connection with the position adjusting mechanism, and when the signal that the limit switch is triggered is received, the position adjusting mechanism is controlled to stop acting, so that the position adjusting mechanism is prevented from continuing to act, and.
Description
Technical Field
The utility model relates to an arc rolling machine.
Background
With the continuous development of production technology, customers have high requirements on the quality and the appearance of products. Taking the appearance of a sanitation vehicle as an example, a streamline structure is more favored by customers than a traditional square structure. When a streamline structure is machined, if manual bending is adopted, the machining is troublesome, time and labor are wasted, and if an existing bending device is adopted, although the bending labor intensity can be reduced, the size precision after forming cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an arc rolling machine to solve the poor problem of size precision behind the line type structure shaping among the prior art.
In order to achieve the purpose, the utility model discloses an arc rolling machine adopts following technical scheme:
arc rolling machine includes:
the bracket is provided with a workbench;
the power roller is rotatably arranged on the workbench, and the axis of the power roller is vertical to the workbench;
the power mechanism is in transmission connection with the power roller and drives the power roller to rotate;
the extrusion roller is arranged on the workbench opposite to the power roller, and a processing channel for the workpiece to pass through is formed between the extrusion roller and the power roller;
one of the pressing roller and the power roller is arranged in pairs, and the other of the pressing roller and the power roller corresponds to the middle position of the two rollers arranged in pairs;
the position adjusting mechanism is fixedly arranged on the bracket, and the output end of the position adjusting mechanism is in transmission connection with the squeezing roller or the power roller so as to drive one to move towards and away from the other;
the limit switch is fixedly arranged relative to the workbench;
the limiting piece is fixedly arranged relative to the output end of the position adjusting mechanism;
the limiting piece can trigger the limiting switch in the stroke that one of the extrusion roller and the power roller is driven to move towards the other along with the output end;
and the control system is in signal connection with the limit switch, is in control connection with the position adjusting mechanism, and controls the position adjusting mechanism to stop acting when receiving a signal that the limit switch is triggered.
The beneficial effects of the utility model reside in that: when a workpiece is machined, the output end of the position adjusting mechanism drives the extrusion roller to move towards the power roller, or the output end of the position adjusting mechanism drives the power roller to move towards the extrusion roller, in the moving process, a limiting switch can be triggered relative to a limiting part fixedly arranged at the output end of the piston cylinder, the limiting switch transmits a signal to the control system, the control system controls the position adjusting mechanism to stop acting after receiving the signal, the position adjusting mechanism is prevented from continuing to act, when the limiting part triggers the limiting switch, the distance between the extrusion roller and the power roller can just ensure that the structural dimension of the formed workpiece meets the dimensional requirement of a standard workpiece, and the dimensional precision of the formed product is ensured.
Furthermore, the squeeze rollers are arranged in pairs, the output end of the position adjusting mechanism is connected with a U-shaped frame with an opening facing the power roller, and the two squeeze rollers are rotatably installed in the U-shaped frame.
Has the advantages that: the output end of the position adjusting mechanism is connected to the U-shaped frame, the squeeze rollers are rotatably installed in the U-shaped frame, synchronous movement of the two squeeze rollers can be achieved simultaneously through the position adjusting mechanism, power transmission between the two squeeze rollers and the position adjusting mechanism is simple, meanwhile, only one power roller needs to be controlled by the power mechanism, and the power transmission structure between the power mechanism and the power roller is simple.
The position adjusting mechanism is a hydraulic cylinder, and a piston rod of the hydraulic cylinder forms an output end.
Has the advantages that: the position adjusting mechanism is set to be a hydraulic cylinder, so that the noise of the output end in the reciprocating movement process can be reduced.
The limit switch is a travel switch.
Has the advantages that: the trigger of the limit switch can be conveniently realized.
The limiting part is a long-strip-shaped limiting plate with one end provided with a lateral convex part, one end of the long-strip-shaped limiting plate is connected to the U-shaped frame, and the lateral convex part at the other end is used for triggering the limiting switch in the moving process.
Has the advantages that: on one hand, the structure of the limiting part is simpler; on the other hand, the limiting piece can be fixedly arranged relative to the output end of the position adjusting mechanism without arranging a connecting structure matched with the limiting piece on the output end of the hydraulic cylinder, so that the fixing of the limiting piece is facilitated.
Furthermore, the elongated limiting plate is connected to the U-shaped frame in a length direction in an adjustable mode so as to adjust the minimum distance between the squeezing roller and the power roller.
Has the advantages that: the curvature accuracy of workpieces with different curvatures can be controlled.
The power mechanism is arranged below the workbench.
Has the advantages that: the power mechanism is arranged without influencing the processing of the workpiece, and the whole operation environment can be safer by arranging the power mechanism below the working day.
The hydraulic cylinder is fixed on the workbench through a support frame.
Has the advantages that: the fixed mounting of the telescopic cylinder is conveniently realized.
The peripheral surface of the squeeze roll is a U-shaped groove-shaped roll.
Has the advantages that: when the channel steel is machined, the end faces at the two ends of the groove-shaped roller can prevent the side edge of the channel steel from wrinkling when the channel steel is bent.
Drawings
Fig. 1 is a top view of an initial position of a workpiece machined by a medium roll arc machine according to the present invention;
fig. 2 is a front view of the arc rolling machine of the present invention;
fig. 3 is a plan view of the middle process of the middle arc rolling machine for processing the workpiece according to the present invention;
in the figure: 1-a hydraulic cylinder; 2-a support plate; 3-a limiting plate; 4-standing the plate; 5, fixing the plate; 6-a limit pin; 7-a squeeze roll; 8-cover plate of extrusion roll; 9-power rollers; 10-power roller fixing plate; 11-a workbench; 12-a cross brace; 13-vertical bracing; 14-a motor; 15-a workpiece; 16-limit switches; 17-connecting plate.
Detailed Description
The following describes the embodiment of the arc rolling machine of the present invention with reference to the accompanying drawings.
The structure of the arc rolling machine is shown in fig. 1 and fig. 2, and comprises a bracket which is in a frame-shaped structure and is formed by connecting a cross brace 12 and a vertical brace 13, and a workbench 11 is fixedly arranged on the bracket. A power roller is rotatably mounted above a workbench 11, the axis of the power roller is perpendicular to the workbench 11, specifically, a power roller 9 is fixed on a power roller fixing plate 10, a motor 14 is fixedly mounted below the workbench 11, the motor 14 is in transmission connection with the power roller 9 through the power roller fixing plate 10, and the motor 14 can drive the power roller fixing plate 10 during working so as to drive the power roller 9 to rotate. A U-shaped frame is assembled on the workbench 11 in a sliding mode, lubricating oil is coated on the workbench, the opening of the U-shaped frame faces to the power roller 9, the squeezing rollers 7 are rotatably installed in the U-shaped frame, the axes of the squeezing rollers 7 are also perpendicular to the workbench 11, the squeezing rollers 7 are arranged opposite to the power roller 9, the squeezing rollers 7 are arranged in two, the central lines of the two squeezing rollers 7 and the central line of the power roller 9 are arranged in an isosceles triangle shape in the direction perpendicular to the axis of the power roller 9, the power roller 9 is located in the middle of the two squeezing rollers 7, and therefore a machining channel for the workpiece 15 to penetrate through is formed between the two squeezing rollers 7 and the power roller 9.
The U-shaped frame includes riser 4 and fixes the fixed plate at riser 4 upper and lower both ends, and two fixed plates all set up in one side of riser 4 towards power roller 9 to make riser 4 and two fixed plates form the U-shaped frame of opening towards power roller 9. Spacing holes are correspondingly formed in the two fixing plates, the squeeze rollers 7 are placed in the U-shaped frame, the axes of the squeeze rollers 7 are perpendicular to the fixing plates and placed, then the limiting pins 6 sequentially penetrate the spacing holes in the lower fixing plate, the center holes of the squeeze rollers 7 and the spacing holes in the upper fixing plate 5, and the squeeze rollers 7 can freely rotate relative to the limiting pins 6. The limiting holes are provided with three groups, so that the distance between the two squeezing rollers 7 can be adjusted adaptively according to the length of the workpiece 15, and the roller press can adapt to workpieces 15 with different lengths.
The fixed support frame that is provided with on the workstation 11 on the support, the support frame includes two backup pads 2 and connect the connecting plate 17 of two backup pads 2 around, fixed mounting has pneumatic cylinder 1 on the support frame to, the piston rod of pneumatic cylinder 1 passes connecting plate 17 and is connected with the transmission of U-shaped frame, and when pneumatic cylinder 1 during operation, the piston rod can drive squeeze roll 7 in U-shaped frame and the U-shaped frame and remove towards power roller 9 or keep away from power roller 9 and remove.
5 fixedly connected with locating part on the upper fixed plate of U-shaped frame, fixed mounting has limit switch 16 in backup pad 2, limit switch 16 signal connection has control system, control system and pneumatic cylinder 1 control connection, it is specific, the locating part is the rectangular shape limiting plate 3 that one end has the side direction convex part, the one end of rectangular shape limiting plate 3 is connected in the U-shaped frame, the side direction convex part of the other end is used for triggering limit switch 16 at the removal in-process, limit switch 16 is with signal transmission to control system, thereby make control system control pneumatic cylinder 1 action. In this embodiment, the limit switch is a travel switch.
Rectangular shape limiting plate 3 is connected on the U-shaped frame at the adjustable connection on length direction, and is concrete, and the connection of rectangular shape limiting plate 3 has seted up the regulation slot hole on one of U-shaped frame, thereby adjusting screw passes and adjusts the slot hole and fix rectangular shape limiting plate 3 on upper fixed plate 5. The overlapping length of the elongated limiting plate 3 and the upper fixing plate 5 is adjusted in the length direction of the elongated limiting plate 3 to adjust the limiting distance of the elongated limiting plate 3, so that the minimum distance between the extrusion roller 7 and the power roller 9 is adjusted.
The outer peripheral face of squeeze roll 7 is the cell type roller of U-shaped, including cylindric squeeze roll body and the squeeze roll apron 8 at both ends about the squeeze roll body through the fix with screw to, squeeze roll apron 8 and the coaxial setting of squeeze roll body, and the diameter of squeeze roll apron 8 is greater than the diameter of squeeze roll body, thereby makes the U-shaped channel profile of peripheral personally submitting of squeeze roll 7. The outer peripheral surface of the power roller 9 is a cylindrical surface.
The utility model discloses an arc rolling machine is particularly useful for the bending of cross sectional shape for the channel-section steel, add man-hour, earlier drive the U-shaped frame through control system control pneumatic cylinder 1's output and keep away from power roller 9, thereby make and form certain distance between two squeeze rolls 7 and the power roller 9, as shown in fig. 1, put into the channel-section steel at power roller 9 screw in direction, and make the opening of channel-section steel towards power roller 9, a side of the tank bottom of channel-section steel is hugged closely on the face of cylinder of two squeeze rolls 7, another side of the tank bottom of channel-section steel is hugged closely on the face of cylinder of power roller 9, and, one of them lateral wall of channel-section steel is pressed from both sides with the up end of power roller 9 to the squeeze roll upper cover plate, another. And then operating the control system to enable the control system to control the hydraulic cylinder 1 to act, at the moment, the hydraulic cylinder 1 pushes the U-shaped frame and the extrusion rollers 7 mounted on the U-shaped frame to move towards the direction of the power rollers 9, under the combined action of the two extrusion rollers 7 and the power rollers 9, the channel steel is subjected to bending deformation until the lateral convex part of the limiting plate 3 triggers the limiting switch 16, the limiting switch 16 gives a release signal to the control system to enable the control system to control the hydraulic cylinder 1 to stop acting, and at the moment, the curvature of the channel steel between the two extrusion rollers 7 and the power rollers 9 meets the requirement. Then, the motor 14 is started, and as shown in fig. 3, the power roller 9 rotates and drives the channel steel to be formed in one step from the inlet to the outlet. In the forming process, the extrusion roller cover plate 8 limits the side wall surface of the channel steel to be wrinkled, so that the curvature precision of the formed channel steel is guaranteed, and the formed channel steel is more attractive.
In this embodiment, the squeeze roll sets up in pairs, and position adjustment mechanism's output is connected with the U-shaped frame of opening towards power roller, and two squeeze rolls rotate and install in the U-shaped frame, and in other embodiments, the squeeze roll is provided with one, and the output of putting adjustment mechanism is connected with the U-shaped frame of opening towards power roller, and the squeeze roll rotates and installs in the U-shaped frame, and power roller sets up in pairs.
In this embodiment, position adjustment mechanism's output is connected with the U-shaped frame of opening towards the power roller, and two squeeze rolls rotate and install in the U-shaped frame, and in other embodiments, also can not set up the U-shaped frame, and pass through the connecting rod with the spacer pin of two squeeze rolls and link together, then connect on the connecting rod through position adjustment mechanism's output.
In this embodiment, the position adjusting mechanism is a hydraulic cylinder, and a piston rod of the hydraulic cylinder forms an output end.
In this embodiment, the locating part is the rectangular shape limiting plate that one end has the side direction convex part, the one end of rectangular shape limiting plate is connected in the U-shaped frame, the side direction convex part of the other end is used for triggering limit switch at the removal in-process, in other embodiments, the locating part still can be for the rectangular shape limiting plate that one end has the spacing groove, the one end of rectangular shape limiting plate is connected in the U-shaped frame, the other end is inside sunken to form the spacing groove, when limit switch reachd the spacing groove, limit switch is triggered, at this moment, the spacing groove is very narrow, limit switch is photoelectric sensing.
In this embodiment, rectangular shape limiting plate is adjustable connection in length direction in the U-shaped frame to the minimum distance of adjustment squeeze roller and power roller, in other embodiments, rectangular shape limiting plate is on nonadjustable connection and the U-shaped frame in length direction, when the minimum distance of adjusting squeeze roller and power roller, through the rectangular shape limiting plate of changing different length.
In this embodiment, the connection of rectangular shape limiting plate has seted up the regulation slot hole on one of U-shaped frame, and in other embodiments, the connection of rectangular shape limiting plate has seted up the regulation hole that a list interval set up on one of U-shaped frame.
In this embodiment, the power mechanism is disposed below the worktable, and in other embodiments, the power mechanism may be disposed above the worktable, but it should be ensured that the power mechanism does not interfere with the processing of the workpiece, or the power mechanism may be disposed on the side edge of the worktable.
In this embodiment, limit switch is travel switch, and in other embodiments, limit switch still can be photoelectric sensing switch, is triggered when the height fluctuation on the limiting plate is sensed to photoelectric sensing switch changes.
In this embodiment, the hydraulic cylinder is fixed on the workbench through the support frame, and in other embodiments, the hydraulic cylinder can be directly fixed on the workbench without the support frame.
In this embodiment, the outer circumferential surface of the squeeze roll is a U-shaped groove roll, and in other embodiments, the outer circumferential surface of the squeeze roll may also be a cylindrical surface, which is used for processing a plate workpiece or a square steel workpiece, or the outer circumferential surface of the squeeze roll may also be an arc surface.
In this embodiment, the power mechanism is a motor, and in other embodiments, the power mechanism may be a dual-crank mechanism.
In this embodiment, limit switch is fixed to be set up in the backup pad, and in other embodiments, limit switch can also be fixed to be set up on the cylinder body of pneumatic cylinder.
In this embodiment, the limiting member is fixedly disposed on the U-shaped frame, and in other embodiments, the limiting member may also be fixed to an end portion of a piston rod of the hydraulic cylinder.
In this embodiment, the piston rod of pneumatic cylinder constitutes the output, and in other embodiments, the piston rod of pneumatic cylinder can the fixed connection connecting rod, and the connecting rod constitutes the output.
In this embodiment, U-shaped frame sliding assembly has scribbled lubricating oil on the workstation, and in other embodiments, be provided with the track on the workstation, be provided with on the bottom plate of U-shaped frame with the spout of track adaptation to realize the removal of U-shaped frame for the workstation.
In the embodiment, the extrusion wheel can move under the action of the hydraulic cylinder, the power roller can rotate under the action of the motor, in other embodiments, the extrusion roller is fixedly arranged relative to the support, the power roller can rotate under the action of the motor, meanwhile, the extrusion roller can move under the action of the hydraulic cylinder, and when the power roller moves, the motor moves along with the power roller.
Claims (9)
1. Arc rolling machine, characterized by includes:
the bracket is provided with a workbench;
the power roller is rotatably arranged on the workbench, and the axis of the power roller is vertical to the workbench;
the power mechanism is in transmission connection with the power roller and drives the power roller to rotate;
the extrusion roller is arranged on the workbench opposite to the power roller, and a processing channel for the workpiece to pass through is formed between the extrusion roller and the power roller;
one of the pressing roller and the power roller is arranged in pairs, and the other of the pressing roller and the power roller corresponds to the middle position of the two rollers arranged in pairs;
the position adjusting mechanism is fixedly arranged on the bracket, and the output end of the position adjusting mechanism is in transmission connection with the squeezing roller or the power roller so as to drive one to move towards and away from the other;
the limit switch is fixedly arranged relative to the workbench;
the limiting piece is fixedly arranged relative to the output end of the position adjusting mechanism;
the limiting piece can trigger the limiting switch in the stroke that one of the extrusion roller and the power roller is driven to move towards the other along with the output end;
and the control system is in signal connection with the limit switch, is in control connection with the position adjusting mechanism, and controls the position adjusting mechanism to stop acting when receiving a signal that the limit switch is triggered.
2. The arc runner according to claim 1, wherein the squeeze rollers are arranged in pairs, the output end of the position adjustment mechanism is connected to a U-shaped frame having an opening facing the power roller, and the squeeze rollers are rotatably mounted in the U-shaped frame.
3. The arc runner according to claim 1 or 2, wherein the position adjustment mechanism is a hydraulic cylinder, a piston rod of the hydraulic cylinder constituting the output end.
4. The arc runner according to claim 1 or 2, wherein the limit switch is a travel switch.
5. The arc runner according to claim 1 or 2, wherein the limiting member is an elongated limiting plate having a lateral protrusion at one end, one end of the elongated limiting plate is connected to the U-shaped frame, and the lateral protrusion at the other end is used for triggering the limit switch during the movement.
6. The arc runner according to claim 5, wherein the elongated retainer plate is adjustably attached to the clevis in a lengthwise direction to adjust a minimum distance between the squeeze roller and the power roller.
7. The arc runner according to claim 1 or 2, wherein the power mechanism is arranged below the work table.
8. The arc runner according to claim 1 or 2, wherein the hydraulic cylinder is fixed to the table by a support bracket.
9. The arc runner according to claim 1 or 2, wherein the outer peripheral surface of the squeeze roller is a U-shaped grooved roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996244.8U CN210676467U (en) | 2019-06-28 | 2019-06-28 | Arc rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920996244.8U CN210676467U (en) | 2019-06-28 | 2019-06-28 | Arc rolling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210676467U true CN210676467U (en) | 2020-06-05 |
Family
ID=70890227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920996244.8U Expired - Fee Related CN210676467U (en) | 2019-06-28 | 2019-06-28 | Arc rolling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210676467U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139313A (en) * | 2019-06-28 | 2020-12-29 | 河南森源重工有限公司 | Arc rolling machine |
| CN112620427A (en) * | 2020-11-11 | 2021-04-09 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Automatic pipe bending device |
-
2019
- 2019-06-28 CN CN201920996244.8U patent/CN210676467U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112139313A (en) * | 2019-06-28 | 2020-12-29 | 河南森源重工有限公司 | Arc rolling machine |
| CN112620427A (en) * | 2020-11-11 | 2021-04-09 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Automatic pipe bending device |
| CN112620427B (en) * | 2020-11-11 | 2022-06-24 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Automatic pipe bending device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 |