阅读说明：本技术 一种棒状金属件表面轧制设备 (Bar-shaped metal piece surface rolling equipment ) 是由 姜文 于 2019-12-02 设计创作，主要内容包括：本发明公开的一种棒状金属件表面轧制设备,包括底座,所述底座内设有开口向上的滑槽,所述滑槽内可滑动的设有推板,所述推板内开口向前的设有夹持孔,工件后端伸入所述夹持孔内并与所述推板连接,所述推板内螺纹连接有驱动轴,所述底座内设有驱动结构,本发明通过可在棒状金属件表面沿轴向方向滚动的轧制轮对棒状金属件进行轧制,进而可加工出多边形截面的棒状金属件,并且轧制轮单向转动,使得金属件加工面上的加工痕迹朝同一个方向,进而方便后续对金属件表面处理。(The invention discloses a bar-shaped metal piece surface rolling device which comprises a base, wherein a sliding groove with an upward opening is arranged in the base, a push plate is arranged in the sliding groove in a sliding manner, a clamping hole is formed in the push plate in a forward opening manner, the rear end of a workpiece extends into the clamping hole and is connected with the push plate, a driving shaft is connected with the push plate in a threaded manner, and a driving structure is arranged in the base.)

1. The utility model provides a bar metalwork surface rolling equipment, includes the base, its characterized in that: a sliding groove with an upward opening is formed in the base, a push plate is slidably arranged in the sliding groove, a clamping hole is formed in the push plate in a forward direction, and the rear end of a workpiece extends into the clamping hole and is connected with the push plate; the push plate is internally threaded with a driving shaft, a driving structure is arranged in the base, the front end of the driving shaft is connected with the driving structure, and the driving structure drives the workpiece to feed forwards through the driving shaft; the rear end of the driving structure is fixedly connected with a driven shaft, the rear end of the driven shaft is rotatably connected with a box body, a rolling device is arranged in the box body, a box body cavity is arranged in the box body, and the left end of the driven shaft is connected with a connecting wheel in the cavity; six rolling wheels are distributed in the rolling device in an annular array and are rotatably arranged, the rolling wheels are in contact with the surface of the workpiece and roll along the axial direction of the workpiece, and the driving structure drives the driven shaft to adjust the distance between the six rolling wheels; the rolling device is characterized in that a self-locking structure is arranged in the rolling device and connected to the rolling wheel through a rolling shaft, the self-locking structure controls the rolling wheel to roll backwards on the surface of the workpiece, a containing groove with a backward opening is formed in the driven shaft, and the workpiece can extend into the containing groove to be contained after being rolled through the rolling wheel.

2. A bar-shaped metal piece surface rolling apparatus as claimed in claim 1, wherein: the driving structure comprises a belt groove arranged in the base, a motor is fixedly arranged in the inner wall of the front side of the belt groove, and the front end of the driving shaft is dynamically connected with the motor; the driving belt pulley is rotatably arranged in the belt groove, the driving belt pulley is fixedly connected with the driving shaft, a driven belt pulley is rotatably arranged on the upper side of the driving belt pulley, a driving belt is connected between the driving belt pulley and the driven belt pulley, and the front end of the driven shaft is fixedly connected with the driven belt pulley.

3. A bar-shaped metal piece surface rolling apparatus as claimed in claim 2, wherein: the belt conveyor is characterized in that a limiting hole with a forward opening is formed in the driven belt pulley, a limiting wheel is arranged on the front side of the driven belt pulley in a slidable mode, a fixing rod is connected to the inside of the limiting wheel in a sliding mode, the front end of the fixing rod is fixedly connected to the inner wall of the front side of the belt groove, and an electromagnetic spring is fixedly connected between the front end of the limiting wheel and the inner wall of the front side of the belt groove.

4. A bar-shaped metal piece surface rolling apparatus as claimed in claim 1, wherein: the rolling device includes that the opening is backward to be located working chamber in the box, accomodate the groove be linked together in the working chamber, annular array distributes has set firmly the guide bar on the circular inner wall of working chamber, be equipped with the guide hole of opening towards the symmetric center in the guide bar, slidable is equipped with the telescopic link in the guide hole, the telescopic link is close to symmetric center one end and has linked firmly the joint, link up around being equipped with the recess of opening towards the symmetric center in the joint, rolling wheel is rotatable to be located in the recess.

5. Two ends of the rolling shaft fixedly connected in the rolling wheel are connected with the self-locking structure; the telescopic rod is internally provided with a threaded hole with an opening deviating from the symmetry center, the threaded hole is connected with a screw rod in a threaded manner, the connecting wheel is internally provided with an engaging groove with a backward opening, one end of the screw rod, which is far away from the symmetry center, extends into the engaging groove and is fixedly connected with a transmission worm wheel, one end of the transmission worm wheel, which is engaged with one end of the transmission worm wheel, in the clockwise direction, is provided with a transmission worm, the front end of the transmission worm is fixedly connected with an engaging gear, and the engaging.

6. A bar-shaped metal piece surface rolling apparatus as claimed in claim 1, wherein: the self-locking structure comprises transmission cavities which are symmetrically arranged in the inner walls of the two sides of the groove, two ratchet wheels are rotatably arranged in the transmission cavities, and the ratchet wheels on the two sides are fixedly connected to the two ends of the rolling shaft respectively; two one-way wheels are rotatably arranged in the transmission cavity, the two one-way wheels can be respectively meshed with the two ratchet wheels, a one-way shaft is fixedly connected in each one-way wheel, one end, far away from the rolling wheel, of one-way shaft is fixedly connected with a self-locking worm, one end, close to the rolling shaft, of the self-locking worm is meshed with a self-locking worm gear, and a driving bevel gear is fixedly connected on the other one-way shaft; the driving bevel gear is meshed with a driven bevel gear, a belt pulley is fixedly connected to one end, far away from the one-way shaft, of the self-locking worm gear and the driven bevel gear, and a connecting belt is connected between the two belt pulleys.

Technical Field

The invention relates to the field of metal rolling, in particular to a bar-shaped metal piece surface rolling device.

Background

Disclosure of Invention

The technical problem is as follows:

the existing rolling mode can not process a polygonal section on a rod-shaped metal piece of a pipe.

In order to solve the problems, the present embodiment designs a rod-shaped metal part surface rolling device, which comprises a base, wherein a sliding groove with an upward opening is arranged in the base, a push plate is slidably arranged in the sliding groove, a clamping hole is arranged in the push plate with a forward opening, the rear end of a workpiece extends into the clamping hole and is connected with the push plate, a driving shaft is connected in the push plate in a threaded manner, a driving structure is arranged in the base, the front end of the driving shaft is connected with the driving structure, the driving structure can drive the push plate to slide forward through the driving shaft to drive the workpiece to feed forward, the rear end of the driving structure is fixedly connected with a driven shaft, the rear end of the driven shaft is rotatably connected with a box body, a rolling device is arranged in the box body, a cavity is arranged in the box body, and the left end of the driven shaft is connected with, annular array distributes and rotatable six rolling wheels that are equipped with in the rolling device, the rolling wheel with workpiece surface contacts, and the rolling wheel is followed workpiece axial direction rolls, the drive structure is through the drive the driven shaft, and then can drive the connecting wheel rotates, and then adjustable six distance between the rolling wheel, be equipped with auto-lock structure in the rolling device, auto-lock structure pass through roll shaft connect in the rolling wheel, auto-lock structural control the rolling wheel is in workpiece surface can only roll backward, be equipped with the backward groove of accomodating of opening in the driven shaft, the work piece passes through can stretch into after the rolling wheel is rolled accomodate the inslot and accomodate. Advantageously, the driving structure comprises a belt groove arranged in the base, a motor is fixedly arranged in the inner wall of the front side of the belt groove, the front end of the driving shaft is connected with the motor in a power mode, a driving belt wheel is rotatably arranged in the belt groove, the driving belt wheel is fixedly connected with the driving shaft, a driven belt wheel is rotatably arranged on the upper side of the driving belt wheel, a transmission belt is connected between the driving belt wheel and the driven belt wheel, the front end of the driven shaft is fixedly connected with the driven belt wheel to start the motor, the driving shaft drives the push plate to slide forwards, so as to drive the workpiece to feed forwards, and simultaneously the driving shaft drives the driving belt wheel to rotate, and then the driving belt drives the driven belt wheel to rotate, and then the driven shaft drives the connecting wheel to rotate, so as to drive the rolling device.

Preferably, a limiting hole with a forward opening is formed in the driven belt pulley, a limiting wheel is arranged on the front side of the driven belt pulley in a slidable mode, a fixing rod is connected to the limiting wheel in a sliding mode, the front end of the fixing rod is fixedly connected to the inner wall of the front side of the belt groove, an electromagnetic spring is fixedly connected between the front end of the limiting wheel and the inner wall of the front side of the belt groove, the electromagnetic spring is electrified, and then the limiting wheel is pushed to slide into the limiting hole, the driven belt pulley cannot rotate at the moment, the transmission belt and the driven belt pulley are in a slipping state at the moment, the electromagnetic spring is powered off, the limiting wheel is driven to be disconnected with the driven belt pulley, and at the moment, the transmission belt can drive.

Beneficially, the rolling device comprises a working chamber arranged in the box body with a backward opening, the accommodating groove is communicated with the working chamber, guide rods are fixedly arranged on the circular inner wall of the working chamber in an annular array distribution, guide holes with openings facing to the symmetry center are arranged in the guide rods, telescopic rods are slidably arranged in the guide holes, one ends of the telescopic rods close to the symmetry center are fixedly connected with a joint, grooves with openings facing to the symmetry center are formed in the joints in a front-back through mode, the rolling wheels are rotatably arranged in the grooves, two ends of the rolling shafts fixedly connected in the rolling wheels are connected with the self-locking structure, threaded holes with openings deviating from the symmetry center are arranged in the telescopic rods, threaded rods are connected with the threaded holes in a threaded mode, meshing grooves with backward openings are formed in the connecting wheels, one ends of the threaded rods, far away from the symmetry center, extend into the meshing grooves and are, the driving worm wheel is provided with a driving worm meshed with one end in the clockwise direction, the front end of the driving worm is fixedly connected with a meshing gear, the meshing gear is meshed with the connecting wheel, the driven shaft rotates and drives the connecting wheel to rotate and further drive the meshing gear to rotate and further drive the driving worm to drive the driving worm wheel to rotate and further drive the telescopic rod to slide and further drive the joint to slide and further drive the rolling shaft to drive the rolling wheels to slide and further regulate six distances between the rolling wheels, and the guide rod limits the sliding distance of the telescopic rod so as to avoid six collision of the rolling wheels.

Beneficially, the self-locking structure comprises transmission cavities symmetrically arranged in inner walls of two sides of the groove, two ratchet wheels are rotatably arranged in the transmission cavities, the ratchet wheels on two sides are respectively fixedly connected to two ends of the rolling shaft, two one-way wheels are rotatably arranged in the transmission cavities and can be respectively meshed with the two ratchet wheels, when the rolling wheel rolls backwards along the workpiece, the ratchet wheel far away from one side of the rolling wheel is meshed with the one-way wheel, when the rolling wheel rolls forwards along the workpiece, the ratchet wheel close to one side of the rolling wheel is meshed with the one-way wheel, the one-way wheel is fixedly connected with the one-way shaft, one end of the one-way shaft far away from the rolling wheel is fixedly connected with a self-locking worm, one end of the self-locking worm close to the rolling shaft is meshed with a self-locking worm wheel, and the other one of the one-way shaft is fixedly connected with a driving, the driving bevel gear is engaged with a driven bevel gear, the self-locking worm gear and one end of the driven bevel gear, which is far away from the one-way shaft, are fixedly connected with belt pulleys, a connecting belt is connected between the two belt pulleys, when the ratchet wheel close to the rolling wheel is engaged with the one-way wheel, the rolling wheel rotates at the moment, thereby driving the ratchet wheel to rotate through the rolling shaft, further driving the one-way wheel to rotate through the ratchet wheel close to the rolling wheel, thereby driving the driving bevel gear to rotate and further driving the driven bevel gear to rotate, further driving the self-locking worm gear to rotate through the belt pulley and the connecting belt, the transmission between the self-locking worm wheel and the self-locking worm is unidirectional, so that the self-locking worm limits the rotation of the self-locking worm wheel at the moment, and further limits the rotation of the rolling wheel, and the rolling wheel is in a self-locking state at the moment.

The invention has the beneficial effects that: the invention can roll the rod-shaped metal piece by the rolling wheel which can roll along the axial direction on the surface of the rod-shaped metal piece, so that the rod-shaped metal piece with a polygonal section can be processed, and the rolling wheel rotates in a single direction, so that processing traces on the processing surface of the metal piece face to the same direction, and the subsequent surface treatment of the metal piece is facilitated.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic overall structure diagram of a surface rolling device for a bar-shaped metal piece according to the present invention;

FIG. 2 is an enlarged schematic view of "A" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1;

FIG. 5 is a schematic view of the structure in the direction "D-D" of FIG. 2;

fig. 6 is an enlarged schematic view of "E" of fig. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to bar-shaped metal piece surface rolling equipment which comprises a base 11, wherein a sliding groove 31 with an upward opening is arranged in the base 11, a push plate 34 is arranged in the sliding groove 31 in a sliding manner, a clamping hole 33 is arranged in the push plate 34 in a forward opening manner, the rear end of a workpiece 19 extends into the clamping hole 33 and is connected with the push plate 34, a driving shaft 32 is connected with the push plate 34 in a threaded manner, a driving structure 100 is arranged in the base 11, the front end of the driving shaft 32 is connected with the driving structure 100, the driving structure 100 can drive the push plate 34 to slide forward through the driving shaft 32 so as to drive the workpiece 19 to feed forward, the left end of the driving structure 100 is fixedly connected with a driven shaft 51, the left end of the driven shaft 51 is rotatably connected with a box body 12, a rolling device 101 is arranged in the box body 12, a cavity 49 is arranged in the box body 12, the left end of, the rolling device 101 is internally provided with six rolling wheels 20 which are distributed in an annular array manner and can rotate, the rolling wheels 20 are in surface contact with the workpiece 19, the rolling wheels 20 roll along the axial direction of the workpiece 19, the driving structure 100 drives the driven shaft 51 and further drives the connecting wheel 13 to rotate, so that the distance between the rolling wheels 20 can be adjusted by six, the rolling device 101 is internally provided with a self-locking structure 102, the self-locking structure 102 is connected to the rolling wheels 20 through a rolling shaft 23, the self-locking structure 102 controls the rolling wheels 20 to roll backwards on the surface of the workpiece 19, the driven shaft 51 is internally provided with an accommodating groove 50 with a backward opening, and the workpiece 19 can be accommodated in the accommodating groove 50 after being rolled by the rolling wheels 20.

According to an embodiment, the driving structure 100 is described in detail below, the driving structure 100 includes a belt groove 35 disposed in the base 11, a motor 38 is fixedly disposed in a front inner wall of the belt groove 35, a front end of the driving shaft 32 is dynamically connected to the motor 38, a driving pulley 39 is rotatably disposed in the belt groove 35, the driving pulley 39 is fixedly connected to the driving shaft 32, a driven pulley 36 is rotatably disposed on an upper side of the driving pulley 39, a transmission belt 37 is connected between the driving pulley 39 and the driven pulley 36, a front end of the driven shaft 51 is fixedly connected to the driven pulley 36, the motor 38 is started, the driving shaft 32 drives the pushing plate 34 to slide forward, the workpiece 19 is driven to feed forward, the driving shaft 32 drives the driving pulley 39 to rotate, and the driven pulley 36 is driven to rotate by the transmission belt 37, the driven shaft 51 further rotates the connecting wheel 13, thereby driving the rolling device 101.

Advantageously, a limiting hole 52 with a forward opening is formed in the driven pulley 36, a limiting wheel 55 is slidably disposed on the front side of the driven pulley 36, a fixing rod 54 is slidably connected in the limiting wheel 55, the front end of the fixing rod 54 is fixedly connected to the inner wall of the front side of the belt trough 35, an electromagnetic spring 53 is fixedly connected between the front end of the limiting wheel 55 and the inner wall of the front side of the belt trough 35, the electromagnetic spring 53 is energized to push the limiting wheel 55 to slide into the limiting hole 52, the driven pulley 36 cannot rotate at the moment, the transmission belt 37 and the driven pulley 36 are in a slipping state at the moment, the electromagnetic spring 53 is de-energized to further drive the limiting wheel 55 to be disconnected from the driven pulley 36, and the transmission belt 37 can drive the driven pulley 36 to rotate at the moment.

According to the embodiment, the rolling device 101 will be described in detail below, the rolling device 101 includes a working chamber 18 with a backward opening and disposed in the box 12, the accommodating groove 50 is communicated with the working chamber 18, guide rods 26 are fixedly disposed on the circular inner wall of the working chamber 18 in an annular array distribution, a guide hole 27 with an opening facing the symmetric center is disposed in the guide rod 26, an expansion rod 25 is slidably disposed in the guide hole 27, one end of the expansion rod 25 close to the symmetric center is fixedly connected with a joint 24, a groove 30 with an opening facing the symmetric center is disposed in the joint 24 in a front-back through manner, the rolling wheel 20 is rotatably disposed in the groove 30, two ends of the rolling shaft 23 fixedly connected in the rolling wheel 20 are connected to the self-locking structure 102, a threaded hole 29 with an opening facing away from the symmetric center is disposed in the expansion rod 25, and a screw 28 is connected to the threaded hole 29, an engagement groove 14 with a backward opening is formed in the connecting wheel 13, one end of the screw 28, which is far away from the symmetry center, extends into the engagement groove 14 and is fixedly connected with a transmission worm wheel 15, one end of the transmission worm wheel 15 is engaged with one end of the transmission worm wheel 16 in the clockwise direction, the front end of the transmission worm wheel 16 is fixedly connected with an engagement gear 17, the engagement gear 17 is engaged with the connecting wheel 13, the driven shaft 51 rotates and drives the connecting wheel 13 to rotate, so as to drive the engagement gear 17 to rotate, further drive the transmission worm wheel 15 to rotate through the transmission worm 16, further drive the telescopic rod 25 to slide through the screw 28, further drive the joint 24 to slide, further drive the rolling wheels 20 to slide through the rolling shafts 23, further adjust the distance between the six rolling wheels 20, and the guide rod 26 limits the sliding distance of the telescopic rod 25, thereby avoiding collision of the six rolling wheels 20.

According to an embodiment, the self-locking structure 102 is described in detail below, the self-locking structure 102 includes two transmission cavities 22 symmetrically disposed in inner walls of two sides of the groove 30, two ratchet wheels 21 are rotatably disposed in the transmission cavities 22, the ratchet wheels 21 on two sides are respectively fixedly connected to two ends of the rolling shaft 23, two one-way wheels 41 are rotatably disposed in the transmission cavities 22, the two one-way wheels 41 are respectively engageable with the two ratchet wheels 21, when the rolling wheel 20 rolls backward along the workpiece 19, the ratchet wheel 21 away from one side of the rolling wheel 20 is engaged with the one-way wheel 41, when the rolling wheel 20 rolls forward along the workpiece 19, the ratchet wheel 21 close to one side of the rolling wheel 20 is engaged with the one-way wheel 41, a one-way shaft 40 is fixedly connected in the one-way wheel 41, and a self-locking worm 42 is fixedly connected to one end of the one-way shaft 40 away from the rolling wheel 20, a self-locking worm gear 44 is engaged at one end of the self-locking worm 42 close to the rolling shaft 23, a driving bevel gear 48 is fixedly connected to the other one-way shaft 40, a driven bevel gear 47 is engaged with the driving bevel gear 48, a belt pulley 45 is fixedly connected to one end of the self-locking worm gear 44 and the driven bevel gear 47 far away from the one-way shaft 40, a connecting belt 43 is connected between the two belt pulleys 45, when the ratchet wheel 21 close to the rolling wheel 20 is engaged with the one-way wheel 41, the rolling wheel 20 rotates at the moment, the ratchet wheel 21 is driven to rotate by the rolling shaft 23, the ratchet wheel 21 close to the rolling wheel 20 drives the one-way wheel 41 to rotate, the driving bevel gear 48 rotates, the driven bevel gear 47 rotates, and the self-locking worm gear 44 is driven to rotate by the belt pulley 45 and the connecting belt 43, because the transmission between the self-locking worm wheel 44 and the self-locking worm 42 is unidirectional, the self-locking worm 42 limits the rotation of the self-locking worm wheel 44 at the moment, so as to limit the rotation of the rolling wheel 20, and the rolling wheel 20 is in a self-locking state at the moment.

The following will describe in detail the steps of using a device for rolling the surface of a rod-shaped metal piece according to the present invention with reference to fig. 1 to 6:

initially, the push plate 34 is at the rear limit position, the electromagnetic spring 53 is in the power-off state, the limiting wheel 55 is not connected with the driven pulley 36, and the distance between the six rolling wheels 20 is maximum.

During the use, stretch into the centre gripping hole 33 with work piece 19 one end and be connected with push pedal 34, work piece 19 is just to accomodating groove 50 this moment, start motor 38, and then drive push pedal 34 through drive shaft 32 and slide, and then drive work piece 19 and slide and stretch between rolling wheel 20, drive shaft 32 drives driving pulley 39 simultaneously and rotates, and then drives driven pulley 36 through drive belt 37 and rotates, and then drives driven shaft 51 and rotates, and then drive fifth wheel 13 and rotate, and then drive meshing gear 17 and rotate, and then drive transmission worm wheel 15 through transmission worm 16 and rotate, and then drive telescopic link 25 through screw 28 and slide, and then drive joint 24 and slide, and then drive rolling wheel 20 through rolling shaft 23 and slide, and then adjust the distance between six rolling wheels 20, until rolling wheel 20 and work piece 19 surface offset.

At this time, the electromagnetic spring 53 is electrified to push the limiting wheel 55 to slide, so that the limiting wheel 55 is connected with the driven pulley 36, at this time, the driven pulley 36 does not rotate any more, at this time, the push plate 34 continues to push the workpiece 19 to slide forwards, at this time, the rolling wheel 20 rolls backwards along the surface of the workpiece 19 and rolls the surface of the workpiece 19, and the front end of the workpiece 19 extends into the driven shaft 51 to be accommodated.

When the push plate 34 slides to the front limit position, the motor 38 is reversed, and the push plate 34 is driven by the driving shaft 32 to slide backward, the workpiece 19 is further withdrawn from the driven shaft 51, the rolling wheel 20 is then rolled forward, the ratchet wheel 21 on the side close to the rolling wheel 20 is engaged with the one-way wheel 41, the rolling wheel 20 is then rotated, and further the ratchet wheel 21 will be driven to rotate by the rolling shaft 23, and further the ratchet wheel 21 close to the rolling wheel 20 will drive the one-way wheel 41 to rotate, and then the driving bevel gear 48 and the driven bevel gear 47 will be driven to rotate, and the self-locking worm gear 44 will be driven to rotate by the belt pulley 45 and the connecting belt 43, because the transmission between the self-locking worm wheel 44 and the self-locking worm 42 is unidirectional, the self-locking worm 42 limits the rotation of the self-locking worm wheel 44 at the moment, and further limits the rotation of the rolling wheel 20, and the rolling wheel 20 is in a self-locking state at the moment.

The invention has the beneficial effects that: the invention can roll the rod-shaped metal piece by the rolling wheel which can roll along the axial direction on the surface of the rod-shaped metal piece, so that the rod-shaped metal piece with a polygonal section can be processed, and the rolling wheel rotates in a single direction, so that processing traces on the processing surface of the metal piece face to the same direction, and the subsequent surface treatment of the metal piece is facilitated.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.