CN217831695U

CN217831695U - Screw rod thread rolling machine

Info

Publication number: CN217831695U
Application number: CN202222166324.5U
Authority: CN
Inventors: 刘碧耀; 陈正伟; 顾晟; 张国昌; 张家雷
Original assignee: Changzhou Superrays Auto Accessories Co ltd
Current assignee: Changzhou Superrays Auto Accessories Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2022-11-18
Anticipated expiration: 2032-08-17

Abstract

The utility model discloses a screw rod thread rolling machine, including main power case and shaping seat, the center department fixedly connected with torque motor of main power case, torque motor's axis of rotation top fixedly connected with driving gear, the both sides meshing of driving gear has driven gear, both sides driven gear deviates from torque motor's one end fixedly connected with universal joint, universal joint's other end fixedly connected with telescopic link, the other end fixedly connected with universal joint of telescopic link, the other end universal joint fixedly connected with shaping roller, the top both sides fixedly connected with fixed box of shaping seat drives two shaping rollers through setting up torque motor and rotates, carries out power transmission through universal joint and telescopic link between, sets up the driving gear between two driven gear for two driven gear syntropies rotate, and power transmission is steady, and the output of shaping roller is big, can be fine carry out the thread rolling to the screw rod and process, production efficiency is high.

Description

Screw rod thread rolling machine

Technical Field

The utility model relates to a thread rolling machine field especially relates to a screw rod thread rolling machine.

Background

The thread rolling machine is a multifunctional cold extrusion forming machine tool, and can perform thread, straight line, cross grain rolling and other processing on a workpiece in a cold state within the range of rolling force of the thread rolling machine; rolling straight teeth, helical teeth and helical spline gears; straightening, reducing, roll finishing and various forming and rolling.

The cold rolling process is an advanced non-cutting process, can effectively improve the internal and surface quality of the workpiece, and can obviously improve the fatigue strength and the torsional strength of the workpiece due to the radial compressive stress generated during processing, thereby being an ideal process with high efficiency, energy saving and low consumption.

Current screw rod screw thread adopts thread rolling machine to carry out cold extrusion forming mostly, and in the in-service use process, current screw rod thread rolling machine is when using, can't adjust the interval of forming roller for can only process the screw rod of a diameter, the suitability is relatively poor, and adopts bi-motor drive forming roller to rotate mostly, in case the motor rotates asynchronous will lead to wrong tooth, influences product quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a screw rod thread rolling machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a screw rod thread rolling machine, includes main power case and shaping seat, the fixedly connected with torsion motor of center department of main power case, torsion motor's axis of rotation top fixedly connected with driving gear, the both sides meshing of driving gear has driven gear, both sides driven gear deviates from the one end fixedly connected with universal joint of torsion motor, universal joint's other end fixedly connected with telescopic link, the other end fixedly connected with universal joint, the other end of telescopic link the universal joint fixedly connected with shaping roller, the top both sides fixedly connected with fixed box of shaping seat, one side fixed box one side fixedly connected with roller frame in opposite directions, the rotation of shaping roller is connected in the inside of roller frame, the opposite side the inside fixedly connected with pneumatic cylinder of fixed box, another roller frame of piston rod fixedly connected with of pneumatic cylinder, the opposite side fixed box and another roller frame sliding connection, the center department of shaping seat rotates and is connected with the threaded rod, the top threaded rod threaded connection has the shaping platform, the inside bottom fixedly connected with servo motor of shaping seat, worm wheel is connected with between servo motor and the threaded rod, be provided with stop device behind the shaping platform.

One end of the universal coupling is rotatably connected with the main power box, and the other end of the universal coupling is rotatably connected with the roller frame.

The limiting device is composed of a sliding seat and a limiting seat, the limiting seat is connected with the sliding seat in a sliding mode, and the limiting device is fixedly connected to the center of the top end of the forming seat.

Wherein, the fixed box of one side is provided with the opening with the sliding connection department of roller frame.

The forming table is provided with a threaded hole at the threaded connection part with the threaded rod, a guide rod is fixedly connected to the front and the back of the bottom end of the forming table, and the guide rod is connected with the forming base in a sliding mode.

Wherein, the forming seat leaves corresponding space at the installation position with servo motor.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the torque force motor and drive two forming rolls and rotate, carry out power transmission through universal joint and telescopic link between, set up the driving gear between two driven gear for two driven gear syntropies rotate, power transmission is steady, and the output of forming roll is big, can be fine carry out the thread rolling processing to the screw rod, and production efficiency is high.

2. The utility model discloses a setting up the moulding platform that can go up and down to and can adjust the forming roll of interval, in the use, when the screw rod diameter is less, rise the moulding platform, and the interval between the forming roll reduces. Therefore, the diameter of the screw is matched, and the compatibility of the screw thread rolling machine is enhanced.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a side view of the forming table of the present invention.

The mark in the figure is: 1. a main power box; 2. a torque motor; 3. a driving gear; 4. a driven gear; 5. a universal coupling; 6. a telescopic rod; 7. a stationary box; 8. forming rollers; 9. a forming table; 10. a roller frame; 11. a hydraulic cylinder; 12. a limiting device; 13. forming a base; 14. a threaded rod; 15. a servo motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a screw thread rolling machine comprises a main power box 1 and a forming seat 13, wherein a torque motor 2 is fixedly connected at the center of the main power box 1, the rotating speed is slow, but large rotating force can be output, extrusion force can be well exerted on the machining of a screw, a driving gear 3 is fixedly connected at the top end of a rotating shaft of the torque motor 2, driven gears 4 are meshed at two sides of the driving gear 3, the driven gears 4 are arranged at two sides of the driving gear 3, so that the forming roller 8 rotates in the same direction, one end of each driven gear 4, which deviates from the torque motor 2, is fixedly connected with a universal coupling 5, the other end of each universal coupling 5 is fixedly connected with a telescopic rod 6, through arranging the universal coupling 5 and the telescopic rod 6, the transverse position of the forming roller 8 can be adjusted, the other end of the telescopic rod 6 is fixedly connected with the universal coupling 5, the forming roller 8 is fixedly connected with the forming roller 8, the screw is subjected to cold extrusion machining through the equidirectional rotation of the two forming rollers 8, two fixing boxes 7 are fixedly connected with a fixing box 7, and a hydraulic cylinder 14 is connected at the top end of the forming roller seat, and a piston rod of the other forming roller 7 is connected with a hydraulic cylinder 10, the bottom end of the interior of the forming seat 13 is fixedly connected with a servo motor 15, the servo motor 15 is connected with a threaded rod 14 through a worm gear, and a limiting device 12 is arranged right behind the forming table 9 and used for limiting the extending length of the threaded rod.

One end universal coupling 5 is rotationally connected with the main power box 1, and the other end universal coupling 5 is rotationally connected with the roller frame 10. Stop device 12 comprises slide and spacing seat, spacing seat and slide sliding connection for the length of stretching into of screw rod can be adjusted, stop device 12 fixed connection is at the top center of one-tenth seat 13. The one-side fixed box 7 is provided with an opening at the sliding connection with the roller frame 10. A threaded hole is formed in the threaded connection position of the forming table 9 and the threaded rod 14, guide rods are fixedly connected to the front and the back of the bottom end of the forming table 9, and the guide rods are connected with the forming base 13 in a sliding mode. The forming base 13 has a space corresponding to the installation position of the servo motor 15.

The working principle is as follows: referring to fig. 1-4, torque motor 2 is started, torque motor 2 drives driving gear 3 to rotate, driving gear 3 drives driven gear 4 of both sides to rotate, driven gear 4 of both sides rotates to same direction, driven gear 4 of both sides drives universal joint 5 to rotate, universal joint 5 transmits power to telescopic link 6, telescopic link 6 rethread universal joint 5 transmits power to forming roller 8, the last spiral line that is provided with of forming roller 8, the screw rod that will wait to process is put on forming table 9 this moment, under the rotation extrusion effect of two forming rollers 8, screw rod week side forms the screw thread that corresponds with forming roller 8, after the screw thread shaping, take off the screw rod, change a screw rod and process, the unloading of screw rod can adopt manually, perhaps cooperate automatic apparatus to go up unloading.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a screw rod thread rolling machine, includes main power box (1) and shaping seat (13), its characterized in that: the center of the main power box (1) is fixedly connected with a torsion motor (2), the top end of a rotating shaft of the torsion motor (2) is fixedly connected with a driving gear (3), two sides of the driving gear (3) are meshed with driven gears (4), two sides of the driven gears (4) deviate from one end of the torsion motor (2) and are fixedly connected with a universal coupling (5), the other end of the universal coupling (5) is fixedly connected with a telescopic rod (6), the other end of the telescopic rod (6) is fixedly connected with the universal coupling (5), the other end of the universal coupling (5) is fixedly connected with a forming roller (8), two sides of the top end of the forming seat (13) are fixedly connected with a fixed box (7), one side of the opposite side of the fixed box (7) is fixedly connected with a roller frame (10), the rotating of the forming roller (8) is connected in the roller frame (10), the other side of the fixed box (7) is fixedly connected with a hydraulic cylinder (11), the piston rod of the hydraulic cylinder (11) is fixedly connected with another roller frame (10), the other side of the fixed box (7) is connected with another roller frame (10) in a sliding connection, the center of the forming seat (13) is connected with a threaded rod (14), and the top end of the threaded rod (14) is connected with a forming table, the inside bottom fixedly connected with servo motor (15) of shaping seat (13), worm gear and worm is connected between servo motor (15) and threaded rod (14), forming table (9) is provided with stop device (12) just the rear.

2. A screw thread rolling machine according to claim 1, wherein: one end of the universal coupling (5) is rotationally connected with the main power box (1), and the other end of the universal coupling (5) is rotationally connected with the roller frame (10).

3. A screw thread rolling machine according to claim 1, wherein: stop device (12) comprise slide and spacing seat, spacing seat and slide sliding connection, stop device (12) fixed connection is at the top center of one-tenth seat (13).

4. A screw thread rolling machine according to claim 1, wherein: an opening is formed in the sliding connection position of the fixed box (7) and the roller frame (10) on one side.

5. A screw thread rolling machine according to claim 1, wherein: the screw thread connection department of forming table (9) and threaded rod (14) is provided with the screw hole, fixedly connected with guide arm around the bottom of forming table (9), the guide arm and shaping seat (13) sliding connection.

6. A screw thread rolling machine according to claim 1, wherein: and a corresponding space is reserved at the installation position of the forming seat (13) and the servo motor (15).