阅读说明：本技术 一种金属拉伸件螺纹滚压加工装置及加工方法 (Metal tensile member thread rolling processing device and processing method ) 是由 高小娟 于 2020-05-15 设计创作，主要内容包括：本发明公开了一种金属拉伸件螺纹滚压加工装置及加工方法,涉及一种金属拉伸件螺纹滚压加工装置,包括加工台,所述加工台底端面的中心处设置有驱动机构,所述加工台的上端面对称固定安装有两个竖板,两个所述竖板的上端面共同固定安装有顶板,所述顶板与加工台之间设置有螺纹滚压机构,所述加工台的上端面对称开设有两个滑孔,所述滑孔内横向固定安装有限位杆,所述限位杆上滑动连接有支撑块。本发明,通过火焰器对加工件的进行加热提高了加工件的延展性,避免了加工件出现断裂的情况,提高了加工件的成品,同时也提高了上压板和下压板对加工件的夹紧度,提升了对加工件的拉伸效果。(The invention discloses a thread rolling processing device and a processing method for a metal tensile member, and relates to a thread rolling processing device for a metal tensile member, which comprises a processing table, wherein a driving mechanism is arranged at the center of the bottom end face of the processing table, two vertical plates are symmetrically and fixedly mounted on the upper end face of the processing table, a top plate is fixedly mounted on the upper end faces of the two vertical plates together, a thread rolling mechanism is arranged between the top plate and the processing table, two sliding holes are symmetrically formed in the upper end face of the processing table, a limiting rod is transversely and fixedly mounted in each sliding hole, and a supporting block is connected onto each limiting rod in a sliding manner. According to the invention, the flame device is used for heating the workpiece, so that the ductility of the workpiece is improved, the situation that the workpiece is broken is avoided, the finished product of the workpiece is improved, the clamping degree of the upper pressing plate and the lower pressing plate on the workpiece is also improved, and the stretching effect on the workpiece is improved.)

1. The utility model provides a metal tensile member screw thread roll extrusion processingequipment, includes processing platform (11), its characterized in that, the center department of processing platform (11) bottom face is provided with actuating mechanism, the up end symmetry fixed mounting of processing platform (11) has two risers (10), two the common fixed mounting of up end of riser (10) has the roof, be provided with screw thread roll extrusion mechanism between roof and processing platform (11), two slide holes have been seted up to the up end symmetry of processing platform (11), horizontal fixed mounting has gag lever post (6) in the slide hole, sliding connection has supporting shoe (25) on gag lever post (6), supporting shoe (25) sliding connection is in the slide hole, the up end fixed mounting of supporting shoe (25) has slide (23), the up end fixed mounting of slide (23) has top board (22), two one side that slide (23) are relative all is provided with liquid reserve tank (24), each liquid storage tank (24) is fixedly arranged on the upper end face of a supporting block (25), a heat conduction plate (9) is connected in each liquid storage tank (24) in a sliding manner, a low-boiling-point evaporation liquid (26) is injected between each heat conduction plate (9) and the inner wall of the lower end of each liquid storage tank (24), a heat conduction rod is fixedly arranged at the center of the upper end face of each heat conduction plate (9), the upper end of each heat conduction rod penetrates through the side wall of the upper end of each liquid storage tank (24) and is fixedly provided with a lower pressing plate (17), each lower pressing plate (17) is sleeved on a sliding plate (23) in a sliding manner, a heat conduction sheet is arranged inside each lower pressing plate (17) and is fixedly connected with the heat conduction rod, a machining piece (15) is arranged between each upper pressing plate (22) and the corresponding sliding plate (23), two air conveying pipes (20) are symmetrically and fixedly arranged at the center of the upper end face of each machining table (11), and, the flame device (14) is positioned right below the workpiece (15).

2. The thread rolling processing device for the metal tensile member according to claim 1, wherein the thread rolling mechanism comprises a first telescopic cylinder (8) and a second telescopic cylinder (12), the lower end of the first telescopic cylinder (8) is fixedly connected with a second rolling plate (16) through a first piston rod, and the lower end of the second rolling plate (16) is symmetrically and rotatably connected with two second rolling teeth (18).

3. The thread rolling device for metal tensile members according to claim 2, wherein the second rolling teeth (18) are attached to the upper end surface of the workpiece (15), the upper end of the second telescopic cylinder (12) is fixedly provided with a first rolling plate (13) through a second piston rod (21), the upper end surface of the first rolling plate (13) is rotatably connected with two first rolling teeth (19), and the first rolling teeth (19) are attached to the bottom end surface of the workpiece (15).

4. The thread rolling processing device for the metal stretching piece according to claim 1, wherein the driving mechanism comprises a servo motor (3), the servo motor (3) is fixedly installed in a bottom end face of the processing table (11), a worm is fixedly installed at an output end of the servo motor (3), the worm is connected with a worm wheel (4) in a meshed mode, a threaded rod (1) is fixedly inserted into the center of the worm wheel (4), and the left end and the right end of the threaded rod (1) are respectively and rotatably connected with a mounting plate (7).

5. The thread rolling device for the metal drawn part according to claim 4, wherein each mounting plate (7) is fixedly mounted on the bottom end surface of the processing table (11), the threaded rod (1) is symmetrically provided with threads with opposite directions at two ends, the threaded rod (1) is symmetrically and threadedly connected with two thread blocks (2), and the upper end of each thread block (2) is fixedly mounted on the bottom end surface of the supporting block (25) through the connecting plate (5).

6. The thread rolling processing device for the metal stretching piece according to claim 1, wherein four supporting legs are symmetrically arranged on the bottom end surface of the processing table (11), supporting legs are fixedly arranged at the lower ends of the supporting legs, and anti-skid threads are arranged on the lower end surfaces of the supporting legs.

7. The method as claimed in claim 1, comprising the steps of:

firstly, respectively placing the left end and the right end of a workpiece (15) between an upper pressure plate (22) and a lower pressure plate (17), then opening a gas pipe (20) and igniting a flame device (14) to heat the workpiece (15), rapidly transferring heat to the two ends of the workpiece (15) after the workpiece (15) is heated, transferring the heat to a heat conducting rod through a heat conducting sheet and then transferring the heat to a heat conducting plate (9) after the two ends of the workpiece (15) are heated, absorbing the heat of the heat conducting plate (9) by a low boiling point evaporating liquid (26) at the lower end of the heat conducting plate (9), increasing the gas pressure between the heat conducting plate (9) and the inner wall of the bottom end of a liquid storage tank (24) after the low boiling point evaporating liquid (26) is heated and evaporated, pushing the lower pressure plate (17) to move upwards through the heat conducting rod to cooperate with the upper pressure plate (22) to clamp the two ends of the workpiece (15), wherein the gas pipe (20) heats the workpiece (15) through the flame, the ductility of the workpiece (15) is improved, and meanwhile, the workpiece (15) is stably clamped;

step two, starting a servo motor (3), wherein the servo motor (3) drives a worm to rotate through an output end, and further drives a worm wheel (4) to rotate, the worm wheel (4) can drive a threaded rod (1) to rotate, the two threaded blocks (2) can move back to back through the rotation of the threaded rod (1), and further drives the two connecting plates (5) to move back to back, the two connecting plates (5) drive the two supporting blocks (25) to move back to back, and further drives the two sliding plates (23) to move back to stretch a machined part (15);

step three, after the workpiece (15) is stretched, closing the gas pipe (20) to cool the surface of the workpiece (15), gradually cooling the low-boiling-point evaporation liquid (26) in the liquid storage tank (24) to normal temperature, descending the lower pressing plate (17), starting the first telescopic cylinder (8) and the second telescopic cylinder (12), pushing the first rolling plate (13) to move upwards through the second piston rod (21) by the second telescopic cylinder (12), enabling the first rolling teeth (19) at the upper end of the first rolling plate (13) to abut against the bottom end face of the workpiece (15), pushing the second rolling plate (16) to move downwards by the first telescopic cylinder (8), enabling the second rolling teeth (18) to abut against the upper end face of the workpiece (15), then starting the second rolling teeth (18) and the first rolling teeth (19) to perform reciprocating thread rolling on the surface of the workpiece (15), and sending the rolled workpiece (15) out of the second rolling teeth (18) and the first rolling teeth (19) .

Technical Field

The invention relates to the technical field of metal tensile member processing, in particular to a device and a method for processing a metal tensile member thread by rolling.

Background

The existing metal stretching piece thread rolling device is easy to cause the metal piece to break in the process of stretching the metal piece, and the yield of the metal piece is reduced.

In order to solve the problems, a device and a method for processing the metal tensile member by thread rolling are provided.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a device and a method for processing a metal tensile member by thread rolling.

In order to achieve the purpose, the invention adopts the following technical scheme:

a thread rolling processing device for a metal tensile member comprises a processing table, wherein a driving mechanism is arranged at the center of the bottom end face of the processing table, two vertical plates are symmetrically and fixedly mounted on the upper end face of the processing table, a top plate is fixedly mounted on the upper end faces of the two vertical plates together, a thread rolling mechanism is arranged between the top plate and the processing table, two slide holes are symmetrically formed in the upper end face of the processing table, limiting rods are transversely and fixedly mounted in the slide holes, supporting blocks are connected onto the limiting rods in a sliding mode, the supporting blocks are connected into the slide holes in a sliding mode, slide plates are fixedly mounted on the upper end faces of the supporting blocks, upper pressure plates are fixedly mounted on the upper end faces of the slide plates, liquid storage tanks are arranged on the opposite sides of the two slide plates, each liquid storage tank is fixedly mounted on the upper end face of the supporting block, every it has low boiling evaporation liquid to annotate between the lower extreme inner wall of heat-conducting plate and liquid reserve tank, the fixed mounting of center department of the up end of heat-conducting plate has the heat conduction pole, the upper end lateral wall and the fixed mounting that the liquid reserve tank is run through to the upper end of heat conduction pole have a holding down plate, the holding down plate slides and cup joints on the slide, the inside conducting strip that is provided with of holding down plate, conducting strip and heat conduction pole fixed connection, be provided with the machined part between top board and the slide, the center department symmetry fixed mounting of processing bench up end has two gas-supply pipes, every the equal fixed mounting of up end of gas-supply pipe has the flame ware, the flame ware is located the machined part under.

Preferably, the thread rolling mechanism comprises a first telescopic cylinder and a second telescopic cylinder, the lower end of the first telescopic cylinder is fixedly connected with a second rolling plate through a first piston rod, and the lower end of the second rolling plate is symmetrically and rotatably connected with two second rolling teeth.

Preferably, the second rolling teeth are attached to the upper end face of the workpiece, a first rolling plate is fixedly mounted at the upper end of the second telescopic cylinder through a second piston rod, the upper end face of the first rolling plate is rotatably connected with two first rolling teeth, and the first rolling teeth are attached to the bottom end face of the workpiece.

Preferably, actuating mechanism includes servo motor, servo motor fixed mounting is in the bottom surface of processing platform, servo motor's output fixed mounting has the worm, the worm meshing is connected with the worm wheel, the fixed threaded rod that alternates in center department of worm wheel, both ends are rotated respectively and are connected with the mounting panel about the threaded rod.

Preferably, each mounting plate is fixedly mounted on the bottom end face of the machining table, threads with opposite directions at two ends are symmetrically arranged on the threaded rod, two thread blocks are symmetrically in threaded connection on the threaded rod, and the upper end of each thread block is fixedly mounted on the bottom end face of the supporting block through a connecting plate.

Preferably, the bottom end face of the processing table is symmetrically provided with four supporting legs, the lower ends of the supporting legs are fixedly provided with supporting legs, and the lower end faces of the supporting legs are provided with anti-skid grains.

The invention also provides a processing method of the metal tensile member thread rolling processing device, which comprises the following steps:

firstly, respectively placing the left end and the right end of a workpiece between an upper pressing plate and a lower pressing plate, then opening a gas pipe and igniting a flame device to heat the workpiece, rapidly transferring heat to the two ends of the workpiece after the workpiece is heated, transferring the heat to a heat conducting rod through a heat conducting sheet and then transferring the heat to a heat conducting plate after the two ends of the workpiece are heated, absorbing the heat of the heat conducting plate by low-boiling-point evaporating liquid at the lower end of the heat conducting plate, increasing the gas pressure between the heat conducting plate and the inner wall of the bottom end of a liquid storage tank after the low-boiling-point evaporating liquid is heated and evaporated, pushing the lower pressing plate to move upwards through the heat conducting rod to match with the upper pressing plate to clamp the two ends of the workpiece, heating the workpiece by the gas pipe through the flame device in the process, improving the ductility of the workpiece;

step two, starting a servo motor, driving a worm to rotate through an output end of the servo motor, further driving a worm wheel to rotate, driving a threaded rod to rotate by the worm wheel, enabling two threaded blocks to move oppositely due to the rotation of the threaded rod, further driving two connecting plates to move oppositely, driving two supporting blocks to move oppositely, and further driving two sliding plates to move oppositely to stretch the machined part;

and step three, after the workpiece is stretched, closing the gas pipe to cool the surface of the workpiece, gradually cooling the low-boiling-point evaporation liquid in the liquid storage tank to normal temperature, descending the lower pressing plate, starting the first telescopic cylinder and the second telescopic cylinder at the moment, pushing the first rolling plate to move upwards by the second telescopic cylinder through the second piston rod, pushing the first rolling teeth at the upper end of the first rolling plate to the bottom end face of the workpiece, pushing the second rolling plate to move downwards by the first telescopic cylinder, pushing the second rolling teeth to the upper end face of the workpiece, starting the second rolling teeth and the first rolling teeth to perform reciprocating thread rolling on the surface of the workpiece, and sending the rolled workpiece out between the second rolling teeth and the first rolling teeth.

Compared with the prior art, the invention has the beneficial effects that:

the heating of going on through the flame ware to the machined part has improved the ductility of machined part, has avoided the cracked condition to appear in the machined part, has improved the finished product of machined part, has also improved the clamp degree of top board and holding down plate to the machined part simultaneously, has promoted the tensile effect to the machined part.

Drawings

Fig. 1 is a schematic front structural view of a device and a method for rolling threads of a metal tensile member according to the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is an enlarged schematic view of fig. 1 at B.

In the figure: 1 threaded rod, 2 threaded blocks, 3 servo motors, 4 worm wheels, 5 connecting plates, 6 limiting rods, 7 mounting plates, 8 first telescopic cylinders, 9 heat conducting plates, 10 vertical plates, 11 processing tables, 12 second telescopic cylinders, 13 first rolling plates, 14 flame devices, 15 processed parts, 16 second rolling plates, 17 lower pressing plates, 18 second rolling teeth, 19 first rolling teeth, 20 gas pipes, 21 second piston rods, 22 upper pressing plates, 23 sliding plates, 24 liquid storage tanks, 25 supporting blocks and 26 low-boiling-point evaporating liquid.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a thread rolling processing device for a metal tensile member comprises a processing table 11, four support legs are symmetrically arranged on the bottom end surface of the processing table 11, support legs are fixedly arranged at the lower ends of the Mige support legs, anti-skid threads are arranged on the lower end surface of the support legs, a driving mechanism is arranged at the center of the bottom end surface of the processing table 11 and comprises a servo motor 3, the servo motor 3 is fixedly arranged in the bottom end surface of the processing table 11, a worm is fixedly arranged at the output end of the servo motor 3 and is connected with a worm wheel 4 in a meshing manner, a threaded rod 1 is fixedly inserted in the center of the worm wheel 4, mounting plates 7 are respectively and rotatably connected at the left end and the right end of the threaded rod 1, each mounting plate 7 is fixedly arranged on the bottom end surface of the processing table 11, threads with opposite directions at the, the upper end of each thread block 2 is fixedly arranged on the bottom end face of a supporting block 25 through a connecting plate 5, two vertical plates 10 are symmetrically and fixedly arranged on the upper end face of a processing table 11, a top plate is fixedly arranged on the upper end faces of the two vertical plates 10 together, a thread rolling mechanism is arranged between the top plate and the processing table 11 and comprises a first telescopic cylinder 8 and a second telescopic cylinder 12, the lower end of the first telescopic cylinder 8 is fixedly connected with a second rolling plate 16 through a first piston rod, the lower end of the second rolling plate 16 is symmetrically and rotatably connected with two second rolling teeth 18, the second rolling teeth 18 are attached to the upper end face of a workpiece 15, the upper end of the second telescopic cylinder 12 is fixedly arranged with a first rolling plate 13 through a second piston rod 21, the upper end face of the first rolling plate 13 is rotatably connected with two first rolling teeth 19, and the first rolling teeth 19 are attached to the bottom end face of the workpiece 15, two sliding holes are symmetrically formed in the upper end face of the processing table 11, a limiting rod 6 is transversely and fixedly installed in each sliding hole, a supporting block 25 is connected onto each limiting rod 6 in a sliding mode, each supporting block 25 is connected into each sliding hole in a sliding mode, a sliding plate 23 is fixedly installed on the upper end face of each supporting block 25, an upper pressure plate 22 is fixedly installed on the upper end face of each sliding plate 23, liquid storage tanks 24 are arranged on one sides, opposite to the two sliding plates 23, of each liquid storage tank 24 and fixedly installed on the upper end face of each supporting block 25, a heat conduction plate 9 is connected into each liquid storage tank 24 in a sliding mode, low-boiling-point evaporation liquid 26 is injected between each heat conduction plate 9 and the inner wall of the lower end of each liquid storage tank 24, a heat conduction rod is fixedly installed in the center of the upper end face of each heat conduction plate 9, the upper end of each heat conduction rod penetrates, the heat conducting fin is fixedly connected with the heat conducting rod, a workpiece 15 is arranged between the upper pressure plate 22 and the sliding plate 23, two air pipes 20 are symmetrically and fixedly installed at the center of the upper end surface of the processing table 11, a flame device 14 is fixedly installed on the upper end surface of each air pipe 20, and the flame device 14 is positioned right below the workpiece 15;

the invention also discloses a processing method of the metal tensile member thread rolling processing device, which comprises the following steps:

firstly, the left end and the right end of a workpiece 15 are respectively placed between an upper pressure plate 22 and a lower pressure plate 17, then an air pipe 20 is opened and a flame device 14 is ignited, the processing piece 15 is heated, the heat is rapidly transferred to the two ends of the processing piece 15 after the processing piece 15 is heated, the heat is transferred to the heat conducting rod through the heat conducting sheet and then transferred to the heat conducting plate 9 after the two ends of the processing piece 15 are heated, the low boiling point evaporating liquid 26 at the lower end of the heat conducting plate 9 absorbs the heat of the heat conducting plate 9, the air pressure between the heat conducting plate 9 and the inner wall of the bottom end of the liquid storage box 24 is increased after the low boiling point evaporating liquid 26 is heated and evaporated, the pressure can push the lower pressing plate 17 to move upwards through the heat conducting rod to match the upper pressing plate 22 to clamp the two ends of the processing, the gas pipe 20 heats the workpiece 15 through the flame device 14, so that the ductility of the workpiece 15 is improved, and meanwhile, the workpiece 15 is stably clamped;

step two, starting the servo motor 3, driving the worm to rotate through the output end of the servo motor 3, further driving the worm wheel 4 to rotate, driving the threaded rod 1 to rotate by the worm wheel 4, enabling the two threaded blocks 2 to move back to back by the rotation of the threaded rod 1, further driving the two connecting plates 5 to move back to back, driving the two supporting blocks 25 to move back to back by the two connecting plates 5, and further driving the two sliding plates 23 to move back to stretch the workpiece 15;

and step three, after the workpiece 15 is stretched, closing the gas pipe 20 to cool the surface of the workpiece 15, gradually cooling the low-boiling-point evaporation liquid 26 in the liquid storage tank 24 to normal temperature, lowering the lower pressing plate 17, starting the first telescopic cylinder 8 and the second telescopic cylinder 12 at the moment, pushing the first rolling plate 13 to move upwards by the second telescopic cylinder 12 through the second piston rod 21, pushing the first rolling teeth 19 at the upper end of the first rolling plate 13 against the bottom end face of the workpiece 15, pushing the second rolling plate 16 to move downwards by the first telescopic cylinder 8, pushing the second rolling teeth 18 against the upper end face of the workpiece 15, starting the second rolling teeth 18 and the first rolling teeth 19 to perform reciprocating thread rolling on the surface of the workpiece 15, and sending the rolled workpiece 15 out between the second rolling teeth 18 and the first rolling teeth 19.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.