阅读说明：本技术 一种无缝钢管的冷拨模具 (Cold drawing die for seamless steel pipe ) 是由 李沈翼 于 2018-06-10 设计创作，主要内容包括：本发明涉及机械模具技术领域,且公开了一种无缝钢管的冷拨模具,包括基座,所述基座内腔的底部固定连接有固位套,所述固位套的中部固定套接有驱动电机,所述驱动电机的输出轴固定套接有驱动轴承,所述驱动轴承的外沿与承重齿轮的外沿相啮合,所述承重齿轮的侧面固定连接有支撑柱,且支撑柱的另一端活动套接在基座内腔的侧壁,所述承重齿轮的另一侧固定连接有滚动齿轮。该无缝钢管的冷拨模具,通过输液管与喷洒头的连接,保证了该无缝钢管冷拨模具在工作过程中可以快速的进行降温,辅助钢管的快速加工,避免因冷却速缓慢,需要长时间等待钢铁冷却,同时钢管过热,也会让工作者出现烫伤,促使无缝钢管的加工效率。(The invention relates to the technical field of mechanical dies and discloses a cold drawing die for a seamless steel tube, which comprises a base, wherein the bottom of an inner cavity of the base is fixedly connected with a retention sleeve, the middle part of the retention sleeve is fixedly sleeved with a driving motor, an output shaft of the driving motor is fixedly sleeved with a driving bearing, the outer edge of the driving bearing is meshed with the outer edge of a bearing gear, the side surface of the bearing gear is fixedly connected with a supporting column, the other end of the supporting column is movably sleeved on the side wall of the inner cavity of the base, and the other side of the bearing gear is fixedly connected with a rolling gear. This mould is dialled in cold of seamless steel pipe through being connected of transfer line and sprinkler head, has guaranteed that this mould is dialled in cold of seamless steel pipe can be quick in the course of the work lowers the temperature, and the rapid tooling of supplementary steel pipe avoids because of the cooling rate is slow, need wait for a long time steel cooling, and the steel pipe is overheated simultaneously, also can let the worker appear scalding, makes seamless steel pipe's machining efficiency.)

1. The utility model provides a cold drawing die utensil of seamless steel pipe, includes base (1), its characterized in that: the bottom of the inner cavity of the base (1) is fixedly connected with a retention sleeve (2), the middle part of the retention sleeve (2) is fixedly sleeved with a driving motor (3), an output shaft of the driving motor (3) is fixedly sleeved with a driving bearing (4), the outer edge of the driving bearing (4) is meshed with the outer edge of a bearing gear (5), the side surface of the bearing gear (5) is fixedly connected with a supporting column (6), the other end of the supporting column (6) is movably sleeved on the side wall of the inner cavity of the base (1), the other side of the bearing gear (5) is fixedly connected with a rolling gear (7), the outer edge of the rolling gear (7) is movably sleeved with the inner cavity of a conveying rack (8), the top of the base (1) is fixedly connected with a workbench (9), the top of the workbench (9) is fixedly connected with a cooling liquid tank (10), and the bottom of the inner cavity of the cooling liquid tank (10) is fixedly connected with a ball float, the fixed transfer line (12) that cup joints in side of coolant liquid case (10), output valve (13) have been cup jointed in the middle part activity of transfer line (12), sprinkler head (14) have been cup jointed in the bottom activity of transfer line (12), side fixedly connected with base (15) of base (1), the solid axle sleeve of top fixedly connected with (16) of base (15), the middle part of solid axle sleeve (16) is passed through the middle part threaded connection of screw cap (17) and telescopic link (18), the one end fixedly connected with of telescopic link (18) is stereotyped pole (19), the side fixedly connected with handrail (20) of stereotyped pole (19), other end fixedly connected with extrusion piece (21) of telescopic link (18).

2. The cold drawing die for the seamless steel pipe according to claim 1, wherein: the float valve device (11) comprises a float ball (111), a swing rod (112) is fixedly connected to the bottom of the float ball (111), a sliding rod (113) is sleeved on the middle of the swing rod (112), a fixed rod block (114) is fixedly connected to one end of the sliding rod (113), a water inlet tank (115) is fixedly connected to the bottom of the fixed rod block (114), a lever structure (116) is fixedly connected to the bottom of the swing rod (112), a sealing ring (117) is sleeved on one end, located in the inner cavity of the water inlet tank (115), of the lever structure (116), and a water inlet (118) is sleeved on one end of the sealing ring (117).

3. The cold drawing die for the seamless steel pipe according to claim 1, wherein: the shape of base (1) is the rectangle, and the surface of base (1) scribbles heat dissipation coating, the length value of base (1) is less than the length value of base (15), and base (1) and base (15) are in the coplanar, the inner chamber of base (1) is not sealed.

4. the cold drawing die for the seamless steel pipe according to claim 1, wherein: the width value of the driving bearing (4) is one half of the width value of the bearing gear (5), the gear spacing of the driving bearing (4) is the same as the gear spacing of the bearing gear (5), and the gears on the surface of the driving bearing (4) are uniformly distributed.

5. The cold drawing die for the seamless steel pipe according to claim 1, wherein: the shape of conveying rack (8) is oval, and the surface of conveying rack (8) is equipped with anti-skidding line, the width value of conveying rack (8) is three fifths of base (1) top width value, and conveying rack (8) and base (1) are in the coplanar.

6. The cold drawing die for the seamless steel pipe according to claim 1, wherein: the number of the extrusion blocks (21) is two, the two extrusion blocks (21) are arranged in parallel, the length value of the extrusion blocks (21) is shorter than that of the base (15), and the extrusion blocks (21) and the base (15) are positioned on the same plane.

Technical Field

The invention relates to the technical field of mechanical dies, in particular to a cold-drawing die for a seamless steel pipe.

Background

A steel pipe made of a single piece of metal without a seam on the surface is called a seamless steel pipe. According to the production method, the seamless pipe is divided into a hot rolled pipe, a cold drawn pipe, an extruded pipe, a pipe jacking, and the like. The seamless steel pipe is divided into a round shape and a special shape according to the shape of a section, and the special-shaped pipe has various complex shapes such as a square shape, an oval shape, a triangular shape, a hexagonal shape, a melon seed shape, a star shape and a pipe with fins. The maximum diameter is up to 650mm, and the minimum diameter is 0.3 mm. Depending on the application, there are thick-walled pipes and thin-walled pipes. The seamless steel pipe is mainly used as a petroleum geology drill pipe, a cracking pipe, a boiler pipe and a bearing pipe for petrochemical industry, and a high-precision structural steel pipe for automobiles, tractors and aviation.

The cooling speed of the existing cold-drawing die is low, the seamless steel tube cannot be rapidly and effectively processed, the working efficiency is reduced, more manpower needs to be consumed in the material conveying process, and workers cannot operate for a long time.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a cold drawing die for a seamless steel pipe, which has the advantages of high cooling speed of the steel pipe, high feeding efficiency, simplicity in operation and the like, and solves the problems of low cooling speed of the steel pipe, low working efficiency, low feeding process, difficulty in continuous working, complexity in operation and improvement of working difficulty of a user.

(II) technical scheme

In order to realize the purposes of high cooling speed, high feeding efficiency and simple operation of the steel pipe, the invention provides the following technical scheme: the utility model provides a cold drawing die of seamless steel pipe, includes the base, the bottom fixedly connected with maintenance cover of base inner chamber, the fixed cover in middle part of maintenance cover has connect driving motor, driving motor's the fixed cover of output shaft has connect drive bearing, drive bearing's outer edge meshes with the outer edge of bearing gear mutually, the side fixedly connected with support column of bearing gear, and the other end activity of support column cup joints the lateral wall at base inner chamber, the opposite side fixedly connected with roll gear of bearing gear, roll gear's outer edge and the inner chamber activity suit of conveying rack, the top fixedly connected with workstation of base, the top fixedly connected with coolant liquid tank of workstation, the bottom fixedly connected with ball-cock assembly of coolant liquid tank inner chamber, the side fixed infusion tube that cup joints of coolant liquid tank, output valve has been cup jointed in the middle part activity of infusion tube, the sprinkler head has been cup jointed in the bottom activity of transfer line, the side fixedly connected with base of base, the solid axle sleeve of top fixedly connected with of base, the middle part of solid axle sleeve passes through the screw cap and the middle part threaded connection of telescopic link, the one end fixedly connected with setting pole of telescopic link, the side fixedly connected with handrail of setting pole, the other end fixedly connected with extrusion piece of telescopic link.

Preferably, the ball-cock assembly includes the floating ball, the bottom fixedly connected with rocking bar of floating ball, the middle part activity of rocking bar has cup jointed the slide bar, the one end fixedly connected with fixed rod piece of slide bar, the bottom fixedly connected with of fixed rod piece is intake the case, the bottom fixedly connected with lever structure of rocking bar, the one end activity that lever structure is located into the case inner chamber has cup jointed the sealing washer, the one end activity of sealing washer has cup jointed the water inlet.

Preferably, the base is rectangular, the surface of the base is coated with heat dissipation coating, the length of the base is smaller than that of the base, the base and the base are located on the same plane, and the inner cavity of the base is not sealed.

Preferably, the width of the driving bearing is one half of the width of the bearing gear, the gear spacing of the driving bearing is the same as that of the bearing gear, and the gears on the surface of the driving bearing are uniformly distributed.

Preferably, the shape of the transmission rack is oval, the surface of the transmission rack is provided with anti-skid grains, the width of the transmission rack is three fifths of the width of the top of the base, and the transmission rack and the base are located on the same plane.

Preferably, the number of the extrusion blocks is two, the two extrusion blocks are arranged in parallel, the length value of the extrusion block is shorter than that of the base, and the extrusion blocks and the base are positioned on the same plane.

(III) advantageous effects

Compared with the prior art, the invention provides a cold drawing die for a seamless steel pipe, which has the following beneficial effects:

1. This mould is dialled in cold of seamless steel pipe through being connected of transfer line and sprinkler head, has guaranteed that this mould is dialled in cold of seamless steel pipe can be quick in the course of the work lowers the temperature, and the rapid tooling of supplementary steel pipe avoids because of the cooling rate is slow, need wait for a long time steel cooling, and the steel pipe is overheated simultaneously, also can let the worker appear scalding, makes seamless steel pipe's machining efficiency.

2. This cold mould of dialling of seamless steel pipe through being connected of telescopic link and extrusion piece, has guaranteed that this cold mould of dialling of seamless steel pipe when using, steel pipe offset can not appear, leads to the poor problem of cooling effect, has avoided the steel pipe roll ground that drops simultaneously, smashes the condition of hindering with peripheral staff, has effectively improved the security of cold drawing mould.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the transfer rack of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the coolant tank of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the structure of the float valve device of the invention.

In the figure: 1 base, 2 retaining sleeves, 3 driving motors, 4 driving bearings, 5 bearing gears, 6 supporting columns, 7 rolling gears, 8 transmission racks, 9 working tables, 10 cooling liquid tanks, 11 ball float valve devices, 111 floating balls, 112 swing rods, 113 sliding rods, 114 fixed rod blocks, 115 water inlet tanks, 116 lever structures, 117 sealing rings, 118 water inlet ports, 12 infusion pipes, 13 output valves, 14 sprinkler heads, 15 bases, 16 fixed shaft sleeves, 17 threaded caps, 18 telescopic rods, 19 shaping rods, 20 handrails and 21 extrusion blocks.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a cold drawing die for seamless steel tube comprises a base 1, the base 1 is rectangular, the surface of the base 1 is coated with heat dissipation coating, the length of the base 1 is smaller than that of the base 15, the base 1 and the base 15 are on the same plane, the inner cavity of the base 1 is not sealed, the setting of the base 1 ensures the stable effect of the cold drawing die for seamless steel tube during working, avoids the conditions of shaking and the like, which causes the easy malfunction of machine operation and affects the working speed of the cold drawing die, the bottom of the inner cavity of the base 1 is fixedly connected with a retention sleeve 2, the middle of the retention sleeve 2 is fixedly sleeved with a driving motor 3, the output shaft of the driving motor 3 is fixedly sleeved with a driving bearing 4, the width of the driving bearing 4 is one half of the width of a bearing gear 5, and the gear distance of the driving bearing 4 is the same as the gear distance of the bearing gear 5, the gears on the surface of the driving bearing 4 are uniformly distributed, the running power of the seamless steel tube cold-drawing die is ensured through the arrangement of the driving bearing 4, the phenomenon that the running of a machine is interrupted due to the lack of power when the cold-drawing die works and the working target cannot be effectively finished is avoided, the outer edge of the driving bearing 4 is meshed with the outer edge of the bearing gear 5, the side surface of the bearing gear 5 is fixedly connected with a supporting column 6, the other end of the supporting column 6 is movably sleeved on the side wall of the inner cavity of the base 1, the other side of the bearing gear 5 is fixedly connected with a rolling gear 7, the outer edge of the rolling gear 7 is movably sleeved with the inner cavity of the conveying rack 8, the conveying rack 8 is oval in shape, anti-skidding grains are arranged on the surface of the conveying rack 8, the width value of the conveying rack 8 is three fifths of the width value of the top of the base 1, through the arrangement of the transmission rack 8, the seamless steel pipe cold-drawing die can be ensured to more effectively operate when a steel pipe is conveyed, the time wasted by conveying the steel pipe by manpower is reduced, and the conveying efficiency of the steel pipe is effectively improved, the top of the base 1 is fixedly connected with the workbench 9, the top of the workbench 9 is fixedly connected with the cooling liquid tank 10, the bottom of the inner cavity of the cooling liquid tank 10 is fixedly connected with the ball float valve device 11, the ball float valve device 11 comprises a floating ball 111, the bottom of the floating ball 111 is fixedly connected with a swing rod 112, the middle part of the swing rod 112 is movably sleeved with a sliding rod 113, one end of the sliding rod 113 is fixedly connected with a fixed rod block 114, the bottom of the fixed rod block 114 is fixedly connected with a water inlet tank 115, the bottom of the swing rod 112 is fixedly connected with a lever structure 116, one end of the lever structure 116, which is positioned in the inner cavity, through the arrangement of the ball float valve device 11, the seamless steel tube cold-drawing die is ensured to be free from coolant interruption when in work, the cooling of the seamless steel tube cannot be accelerated, the work efficiency is delayed, the side surface of the coolant tank 10 is fixedly sleeved with the infusion tube 12, the middle part of the infusion tube 12 is movably sleeved with the output valve 13, the bottom of the infusion tube 12 is movably sleeved with the sprinkler head 14, the side surface of the base 1 is fixedly connected with the base 15, the top of the base 15 is fixedly connected with the fixed shaft sleeve 16, the middle part of the fixed shaft sleeve 16 is in threaded connection with the middle part of the telescopic rod 18 through the threaded cap 17, one end of the telescopic rod 18 is fixedly connected with the shaping rod 19, the side surface of the shaping rod 19 is fixedly connected with the handrail 20, the other end of the telescopic rod 18 is fixedly connected with the extrusion blocks 21, the number of the extrusion blocks 21 is two, and the extrusion block 21 and the base 15 are positioned on the same plane, and the arrangement of the extrusion block 21 ensures that the seamless steel pipe cold-drawing die cannot roll off steel pipes in the working process and also can threaten people around to a certain extent.

When the seamless steel pipe cooling device works, firstly, the base 1 is connected with the retention sleeve 2 to reduce vibration generated by the driving motor 3 during working, then the conveying speed of the steel pipe is improved through the connection of the rolling gear 7 and the conveying rack 8, the cooling speed of the seamless steel pipe is accelerated through the connection of the workbench 9 and the cooling liquid tank 10, and finally, the position of the seamless steel pipe is limited through the connection of the telescopic rod 18 and the extrusion block 21.

In conclusion, the cold drawing die for the seamless steel tube is connected with the sprinkler head 14 through the infusion tube 12, so that the cold drawing die for the seamless steel tube can be rapidly cooled in the working process, the rapid processing of the steel tube is assisted, the problems that steel cooling needs to be waited for a long time due to slow cooling speed, and workers are scalded due to overheating of the steel tube are avoided, and the processing efficiency of the seamless steel tube is promoted; by the connection of the telescopic rod 18 and the extrusion block 21, the problem of poor cooling effect caused by the fact that the position of the steel pipe deviates when the seamless steel pipe cold drawing die is used is solved, meanwhile, the situation that the steel pipe falls on the ground in a rolling mode and damages surrounding workers is avoided, and the safety of the cold drawing die is effectively improved; the problems that the cooling speed of the steel pipe is low, the working efficiency is reduced, the feeding process is slow, continuous working is difficult, the operation is complex, and the working difficulty of a user is improved are solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.