CN211525237U

CN211525237U - Integrated lubricating electric cylinder

Info

Publication number: CN211525237U
Application number: CN201922489206.6U
Authority: CN
Inventors: 江英; 刘国明; 王燕霞
Original assignee: Tianjin Motorman Robot Co ltd
Current assignee: Tianjin Motorman Robot Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-18
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a lubricated electronic jar of integrated form, including a pair of initiative synchronous pulley and the driven synchronous pulley who connects through the hold-in range, initiative synchronous pulley is provided power by the motor, driven synchronous pulley fixes the one end at the lead screw with the axle center, driven synchronous pulley's rotation drives the rotation of lead screw, the lead screw department that is close to driven synchronous pulley is equipped with integrated bearing housing, the cover has screw nut on the lead screw, screw nut's outside cover has nut seat, nut seat is together fixed with screw nut, the outside of nut seat is opened has the direction plane with cylinder body shell complex, the other one end and the piston rod of nut seat are connected, be provided with the glib of fuel feeding on the nut seat between screw nut and the piston rod, the lead screw stretches into in the cavity of piston rod after passing the nut seat, the other one end of piston rod is fixed with the coupling nut who is connected with. The utility model discloses the assembly is simple, and the integrated level is high, contains lubricating arrangement, has increased electronic jar's life.

Description

Integrated lubricating electric cylinder

Technical Field

The utility model belongs to the technical field of electronic jar, especially, relate to a lubricated electronic jar of integrated form.

Background

The integration level of electronic jar among the prior art is high inadequately, wastes time and energy when assembling, and electronic jar lubricated not good enough moreover, and life is not long, and based on above-mentioned problem, further improvement is made to electronic jar to urgent needs.

Disclosure of Invention

In view of this, the present invention is directed to an integrated lubricating electric cylinder to solve the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides an electronic jar of lubricated of integrated form, including a pair of initiative synchronous pulley and the driven synchronous pulley of connecting through the hold-in range, initiative synchronous pulley is provided power by the motor, driven synchronous pulley fixes the one end at the lead screw with the axle center, driven synchronous pulley's rotation drives the rotation of lead screw, the lead screw department that is close to driven synchronous pulley is equipped with integrated bearing housing, the cover has screw nut on the lead screw, screw nut's outside cover has nut seat, nut seat and screw nut are fixed together, open the outside of nut seat has the direction plane with cylinder body shell complex, the other one end of nut seat is connected with the piston rod, be provided with the glib of fuel feeding on the nut seat between screw nut and the piston rod, the lead screw passes in stretching into the cavity in the piston rod behind the nut seat, the other one end of piston rod is fixed with the.

Furthermore, protective covers are arranged outside the driving synchronous pulley and the driven synchronous pulley, cylinder body shells are arranged outside the screw rod and the piston rod, a rear end cover and a front end cover are fixed at two ends of each cylinder body shell respectively, and the rear end covers and the protective covers are arranged integrally.

Furthermore, the cylinder body shell is internally and tightly attached to the rear end cover and fixedly provided with an anti-collision check block matched with the screw nut, and the front end cover is tightly attached to the anti-collision check ring matched with the screw nut.

Furthermore, the piston rod extends out of the front end cover, the front end cover is connected with the piston rod through a copper sleeve, and a sealing ring is sleeved between the piston rod outside the copper sleeve and the front end cover.

Furthermore, an oil filling hole matched with the oil nozzle is formed in the position of the cylinder body shell, and a sealing cover is fixed on the oil filling hole.

Furthermore, one end of the piston rod connected with the nut seat is set to be in a step shape with the outer diameter gradually increased, a hole matched with the step shape is formed in the nut seat, the step shape comprises a first step and a second step, the outer diameter of the first step is smaller than that of the second step, the inner cavity of the first step is connected with the screw rod through a lubricating sleeve, the first step plays a guiding role, and the outer portion of the second step is in threaded connection with the inner hole of the nut seat.

Furthermore, a magnetic ring used for sensing the position of the lead screw nut is sleeved on the outer side of the nut seat at the middle position of the lead screw nut, and a plurality of sensors matched with the magnetic ring are arranged outside the cylinder body shell.

Furthermore, the outside of cylinder body shell is opened has the spout that extends along the cylinder body shell, and the sensor can slide wantonly in the spout, slides to fixed with the sensor with the bolt after the required position, and the spout is provided with two, and the sensor is provided with three, and the sensor has two in one of them spout, and the sensor in the other spout has one.

Compared with the prior art, lubricated electronic jar of integrated form have following advantage:

the utility model discloses the assembly is simple, and the integrated level is high, contains lubricating arrangement, has increased electronic jar's life.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a schematic structural view of the embodiment of the present invention with the cylinder body shell removed;

fig. 3 is a schematic structural diagram of an embodiment of the present invention.

Description of reference numerals:

1. a driving synchronous pulley; 2. a driven synchronous pulley; 3. a synchronous belt; 4. a lead screw; 5. integrating a bearing sleeve; 6. a lead screw nut; 7. a nut seat; 71. a nozzle tip; 72. a guide plane; 8. a piston rod; 81. a first step; 82. a second step; 9. a lubricating sleeve; 10. a rear end cap; 11. a cylinder housing; 12. a front end cover; 13. an anti-collision stop block; 14. an anti-collision check ring; 15. a copper sleeve; 16. a seal ring; 17. a connecting nut; 18. a magnetic ring; 19. a protective cover; 20. and (7) sealing the cover.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 3, an integrated lubricating electric cylinder includes a pair of driving synchronous pulley 1 and a driven synchronous pulley 2 connected by a synchronous belt 3, the driving synchronous pulley 1 is fixedly connected with an output shaft of a motor, and the motor provides power for the driving synchronous pulley 1. The driven synchronous belt wheel 2 is coaxially fixed at one end of the screw rod 4, the driven synchronous belt wheel 2 is fixedly connected with the end part of the screw rod 4 through a tensioning sleeve, and the rotation of the driven synchronous belt wheel 2 drives the screw rod 4 to rotate.

The driving synchronous belt wheel 1 and the driven synchronous belt wheel 2 are sleeved with a protective cover 19, the protective cover 19 corresponding to the driving synchronous belt wheel 1 is provided with an opening for mounting a motor, and a motor mounting plate is fixed at the opening.

The integrated bearing sleeve 5 is assembled at the position, close to the screw rod 4 of the driven synchronous pulley 2, of the integrated bearing sleeve 5, the integrated bearing sleeve 5 is more convenient to install, the rear end cover 10 integrated with the protective cover 19 is sleeved outside the integrated bearing sleeve 5, the screw rod 4 penetrates through the rear end cover 10, and the cylinder body shell 11 is fixedly installed on the upper portion of the rear end cover 10.

The lead screw 4 is sleeved with a lead screw nut 6, an anti-collision stop block 13 matched with the lead screw nut 6 is fixedly arranged between the lead screw nut 6 in the cylinder body shell 11 and the end part of the rear end cover 10 in a manner of being tightly attached to the end part of the rear end cover 10, a nut seat 7 is sleeved on the outer side of the lead screw nut 6, a lead screw nut hole matched with the lead screw nut 6 is formed in the nut seat 7, and the nut seat 7 and the lead screw nut 6 are fixed together through bolts. The nut holder 7 is externally provided with a guide flat 72 to be fitted to the cylinder housing 11.

The lead screw 4 penetrates through the nut seat 7 and extends into the piston rod 8, a cavity for accommodating the lead screw 4 is formed in the piston rod 8, and a gap is reserved between the lead screw 4 and the cavity of the piston rod 8. One end of the piston rod 8 is fixedly connected with the nut seat 7. A pair of oil nozzles 71 are symmetrically arranged on the nut seat 7 between the screw nut 6 and the piston rod 8, and oil is filled into a cavity between the screw nut 6 and the piston rod 8 through the oil nozzles 71 for lubrication. An oil filling hole matched with the oil nozzle 71 is also formed at the position of the cylinder body shell 11. A cover 20 is fixed to the oil filler hole.

One end of the piston rod 8 connected with the nut seat 7 is set to be in a step shape with gradually increased outer diameter, and the nut seat 7 is provided with a hole matched with the step shape. The step shape includes first step 81 and second step 82, and the external diameter of first step 81 is less than the external diameter of second step 82, is connected through lubricated cover 9 between the inner chamber of first step 81 and the lead screw 4, and first step 81 plays the effect of direction, and threaded connection between the outside of second step 82 and the hole of nut seat 7, piston rod 8 has just so fixed on nut seat 7, and piston rod 8 can follow lead screw nut 6's motion and move. The upper end of the cylinder body shell 11 is fixed with a front end cover 12, and an anti-collision retainer ring 14 is fixed in the cylinder body shell 11 and clings to the front end cover 12.

The piston rod 8 extends out of the front end cover 12, the front end cover 12 is connected with the piston rod 8 through the copper bush 15, the sealing ring 16 is sleeved between the piston rod 8 outside the copper bush 15 and the front end cover 12, and the front end of the piston rod 8 is provided with the connecting nut 17 connected with a workpiece.

A magnetic ring 18 used for sensing the position of the screw nut 6 is sleeved outside the nut seat 7 at the middle position of the screw nut 6. The exterior of the cylinder body shell 11 is provided with a plurality of sensors matched with the magnetic rings 18, the exterior of the cylinder body shell 11 is provided with a sliding groove extending along the cylinder body shell 11, the sensors can slide freely in the sliding groove, and the sensors are fixed by bolts after sliding to required positions. The spout is provided with two, and the sensor is provided with three, and sensor in one of them spout has two, and the sensor in the other spout has one. The position of the sensor can be set according to the requirement, the sensor senses the magnetic ring 18 and then transmits a signal to the controller, and the controller controls the motor and further controls the piston rod 8 to stop moving to reach the designated position.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An integrated form lubricated electric cylinder which characterized in that: the automatic oil feeding device comprises a pair of driving synchronous belt wheel (1) and a driven synchronous belt wheel (2) which are connected through a synchronous belt (3), wherein the driving synchronous belt wheel (1) is powered by a motor, the driven synchronous belt wheel (2) is coaxially fixed at one end of a lead screw (4), the driven synchronous belt wheel (2) rotates to drive the lead screw (4) to rotate, an integrated bearing sleeve (5) is assembled at the lead screw (4) close to the driven synchronous belt wheel, a lead screw nut (6) is sleeved on the lead screw (4), a nut seat (7) is sleeved on the outer side of the lead screw nut (6), the nut seat (7) is fixed with the lead screw nut (6), a guide plane (72) matched with a cylinder body shell (11) is arranged outside the nut seat (7), the other end of the nut seat (7) is connected with a piston rod (8), an oil nozzle (71) for supplying oil is arranged on the nut seat (7) between the lead screw nut (6, the screw rod (4) penetrates through the nut seat (7) and then extends into a cavity in the piston rod (8), and the other end of the piston rod (8) is fixedly provided with a connecting nut (17) connected with a workpiece.

2. The integrated lubricated electric cylinder according to claim 1, wherein: the outer parts of the driving synchronous pulley (1) and the driven synchronous pulley (2) are provided with protective covers (19), the outer parts of the screw rod (4) and the piston rod (8) are provided with cylinder body shells (11), two ends of each cylinder body shell (11) are respectively fixed with a rear end cover (10) and a front end cover (12), and the rear end covers (10) and the protective covers (19) are integrally arranged.

3. The integrated lubricated electric cylinder according to claim 2, wherein: an anti-collision stop block (13) matched with the screw nut (6) is fixed in the cylinder body shell (11) by clinging to the rear end cover (10), and an anti-collision check ring (14) matched with the screw nut (6) is fixed by clinging to the front end cover (12).

4. The integrated lubricated electric cylinder according to claim 2, wherein: the piston rod (8) extends out of the front end cover (12), the front end cover (12) is connected with the piston rod (8) through a copper sleeve (15), and a sealing ring (16) is sleeved between the piston rod (8) outside the copper sleeve (15) and the front end cover (12).

5. The integrated lubricated electric cylinder according to claim 2, wherein: an oil filling hole matched with the oil nozzle (71) is also formed in the position of the cylinder body shell (11), and a sealing cover (20) is fixed on the oil filling hole.

6. The integrated lubricated electric cylinder according to claim 1, wherein: one end of the piston rod (8) connected with the nut seat (7) is set to be in a step shape with the outer diameter gradually increased, a hole matched with the step shape is formed in the nut seat (7), the step shape comprises a first step (81) and a second step (82), the outer diameter of the first step (81) is smaller than that of the second step (82), the inner cavity of the first step (81) is connected with the lead screw (4) through a lubricating sleeve (9), the first step (81) plays a guiding role, and the outer portion of the second step (82) is in threaded connection with the inner hole of the nut seat (7).

7. The integrated lubricated electric cylinder according to claim 1, wherein: a magnetic ring (18) used for sensing the position of the lead screw nut (6) is sleeved on the outer side of the nut seat (7) in the middle position of the lead screw nut (6), and a plurality of sensors matched with the magnetic ring (18) are arranged outside the cylinder body shell (11).

8. The integrated lubricated electric cylinder according to claim 7, wherein: the outside of cylinder body shell (11) is opened has the spout that extends along cylinder body shell (11), and the sensor can slide wantonly in the spout, slides to fixed with the sensor with the bolt after the required position, and the spout is provided with two, and the sensor is provided with three, and the sensor has two in one of them spout, and the sensor in the other spout has one.