CN213141250U

CN213141250U - Jack positioning device

Info

Publication number: CN213141250U
Application number: CN202021310621.7U
Authority: CN
Inventors: 黄立梅
Original assignee: Shandong Qiyang Hydraulic Technology Co ltd
Current assignee: Shandong Qiyang Hydraulic Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-05-07
Anticipated expiration: 2030-07-07

Abstract

The utility model belongs to the technical field of jack location, especially, be a jack positioner, the on-line screen storage device comprises a base, the bottom fixed mounting of base has four pulleys, the bottom fixed mounting of base has four hydraulic stems, four the equal fixed mounting fixed plate of one end that the base was kept away from to the hydraulic stem, four the damping groove has all been seted up on the surface of fixed plate, four the equal fixed mounting in bottom of damping groove has a plurality of springs, every the equal fixed mounting in top of a plurality of springs in the damping groove has same slide, four the top of slide and the hydraulic stem fixed connection that corresponds, the spout has been seted up on the surface of base, the rotation hole has been seted up on the both sides inner wall of spout, two rotate and install ball screw between the hole, ball screw's surface cover is equipped with the ball silk braid. The utility model is simple in operation, convenient to use can enter into the unable narrow region that gets into of personnel and carry out work, has improved the practicality of jack greatly.

Description

Jack positioning device

Technical Field

The utility model relates to a jack location technical field especially relates to a jack positioner.

Background

The jack is light and small lifting equipment which takes a rigid jacking piece as a working device and jacks a heavy object through a top bracket or a bottom supporting claw within a small stroke. The jack is mainly used for the departments of factories, mines, transportation and the like as vehicle repair and other lifting, supporting and other work, and at present, the hydraulic jack is manually assembled, and the use is influenced due to inaccurate positioning.

In the prior art, the position where a jack can be used is often narrow, so that the jack is inconvenient to install and position.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a jack positioning device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a jack positioning device comprises a base, wherein four pulleys are fixedly mounted at the bottom of the base, four hydraulic rods are fixedly mounted at the bottom of the base, a fixed plate is fixedly mounted at one end, away from the base, of each of the four hydraulic rods, a damping groove is formed in the surface of each of the four fixed plates, a plurality of springs are fixedly mounted at the bottoms of the four damping grooves, the top of each spring in each damping groove is fixedly mounted with a same sliding plate, the tops of the four sliding plates are fixedly connected with the corresponding hydraulic rods, a sliding groove is formed in the surface of the base, rotating holes are formed in the inner walls of the two sides of the sliding groove, a ball screw is rotatably mounted between the two rotating holes, a ball screw sleeve is sleeved on the surface of the ball screw, a limiting rod is sleeved inside the ball screw sleeve, and the limiting rods are fixedly connected with the two sides of the sliding, the top of the ball screw sleeve is fixedly provided with a jack, one side of the jack is fixedly provided with a support plate, the top of the support plate is fixedly provided with a probe, one end of the base is internally provided with a driving chamber, the inner wall of the top of the driving chamber is fixedly provided with a first bearing, the top of the base is positioned right above the first bearing and is fixedly provided with a motor, an output shaft of the motor penetrates through the driving chamber and is fixedly connected with an inner ring of the first bearing, the inner ring of one side of the first bearing far away from the motor is fixedly provided with a first rotating shaft, the surface of the first rotating shaft is fixedly provided with a driving bevel gear, one side of the driving chamber is fixedly provided with a second bearing, one end of the ball screw close to the driving chamber penetrates through the driving chamber and is fixedly connected with the inner ring of one side of the second bearing, the outer ring of, and a driven bevel gear is fixedly arranged at the position, corresponding to the driving bevel gear, of one end, far away from the second bearing, of the second rotating shaft.

Preferably, four pulleys are distributed on the bottom of the base in a rectangular shape.

Preferably, four sliding plates are slidably connected with the inner wall of the corresponding damping groove.

Preferably, the top of the jack is provided with two grooves perpendicular to each other so as to enhance the friction force with the contact surface.

Preferably, the driving bevel gear is meshed with the driven bevel gear.

Preferably, a plurality of round holes are opened to the bottom of ball screw sleeve, and it is a plurality of all rotate in the round hole and install the ball, it is a plurality of the ball all contacts with the bottom of spout so that the removal and the support jack of cooperation ball screw sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the device is moved to the approximate position of the position of an object to be jacked by a tool through a pulley at the bottom, the position of the specific position to be jacked is observed through a probe, then the four hydraulic rods are extended to suspend the four pulleys, the four hydraulic rods perform a supporting function, then the motor is switched on, the output shaft of the motor rotates to drive the first rotating shaft to rotate, the first rotating shaft rotates to drive the driving bevel gear to rotate, the driving bevel gear rotates to drive the driven bevel gear to rotate, the driven bevel gear rotates to drive the second rotating shaft to rotate, the second rotating shaft rotates to drive the ball screw to rotate through the second bearing, the ball screw rotates to drive the ball screw sleeve to move, the ball screw sleeve moves to enable the jack fixed at the top of the ball screw sleeve to move to perform accurate positioning, meanwhile, the balls at the bottom play a role in limiting and supporting, and finally the jack is started to jack the object.

The utility model is simple in operation, convenient to use can enter into the unable narrow region that gets into of personnel and carry out work, has improved the practicality of jack greatly.

Drawings

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

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of a part A of the present invention;

in the figure: 1. a base; 2. a pulley; 3. a hydraulic lever; 4. a fixing plate; 5. a spring; 6. a chute; 7. a ball screw; 8. a ball screw sleeve; 9. a limiting rod; 10. a jack; 11. a probe; 12. a first bearing; 13. a motor; 14. a first rotating shaft; 15. a driving bevel gear; 16. a second bearing; 17. a second rotating shaft; 18. a driven bevel gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

Referring to fig. 1-3, the present invention provides a technical solution: a jack positioning device comprises a base 1, wherein four pulleys 2 are welded at the bottom of the base 1, four hydraulic rods 3 are welded at the bottom of the base 1, one ends of the four hydraulic rods 3, which are far away from the base 1, are welded with fixed plates 4, damping grooves are formed in the surfaces of the four fixed plates 4, a plurality of springs 5 are welded at the bottoms of the four damping grooves, the top of each spring 5 in each damping groove is welded with the same sliding plate, the tops of the four sliding plates are welded with the corresponding hydraulic rods 3, a sliding groove 6 is formed in the surface of the base 1, rotating holes are formed in the inner walls of two sides of the sliding groove 6, a ball screw 7 is rotatably installed between the two rotating holes, a ball screw sleeve 8 is sleeved on the surface of the ball screw 7, a limiting rod 9 is sleeved inside the ball screw sleeve 8, the limiting rod 9 is welded with two sides of the sliding groove 6, and a, a supporting plate is welded on one side of the jack 10, a probe 11 is welded on the top of the supporting plate, a driving chamber is formed in one end of the base 1, a first bearing 12 is welded on the inner wall of the top of the driving chamber, a motor 13 is welded on the top of the base 1 and located right above the first bearing 12, an output shaft of the motor 13 penetrates through the driving chamber and is welded with an inner ring of the first bearing 12, a first rotating shaft 14 is welded on the inner ring of one side, away from the motor 13, of the first bearing 12, a driving bevel gear 15 is welded on the surface of the first rotating shaft 14, a second bearing 16 is welded on one side of the driving chamber, one end, close to the driving chamber, of the ball screw 7 penetrates through the driving chamber and is welded with an inner ring of one side of the second bearing 16, a second rotating shaft 17 is welded on the outer ring of one side, away from the second bearing 16, and;

four pulleys 2 are the rectangle in base 1 bottom and distribute, the inner wall sliding connection of four slides and the damping groove that corresponds, two mutually perpendicular's recess has been seted up at the top of jack, so that strengthen and the frictional force of contact surface, initiative

conical gear

15 and 18 intermeshing of driven conical gear, a plurality of round holes have been seted up to ball silk braid 8's bottom, all rotate in a plurality of round holes and install the ball, a plurality of balls all contact so that cooperate ball silk braid 8's removal and support jack with the bottom of spout 6, the utility model is simple in operation, convenient to use can enter into the unable narrow region that gets into of personnel and carry out work, has improved the practicality of jack greatly.

The working principle is as follows: when the device is used, the device is moved to the approximate position of a position of an object to be jacked by using a tool through a pulley 2 at the bottom, the specific position to be jacked is observed through a probe, then four hydraulic rods 3 are extended to enable the four pulleys 2 to be suspended, the four hydraulic rods 3 perform a supporting function, then a motor 13 is turned on, an output shaft of the motor 13 rotates to drive a first rotating shaft 14 to rotate, the first rotating shaft 14 rotates to drive a driving bevel gear 15 to rotate, the driving bevel gear 15 rotates to drive a driven bevel gear 18 to rotate, the driven bevel gear 18 rotates to drive a second rotating shaft 17 to rotate, the second rotating shaft 17 rotates to drive a ball screw 7 to rotate through a second bearing 16, the ball screw 7 rotates to drive a ball screw sleeve 8 to move, the ball screw sleeve 8 moves to enable a jack 10 fixed at the top of the ball screw sleeve to move for accurate positioning, and meanwhile, balls at, start jack 10 at last and carry out the jacking to the object, the utility model is simple in operation, convenient to use can enter into the unable narrow region that gets into of personnel and carry out work, have improved the practicality of jack greatly.

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.

Claims

1. A jack positioner, includes base (1), its characterized in that: the damping device is characterized in that four pulleys (2) are fixedly mounted at the bottom of the base (1), four hydraulic rods (3) are fixedly mounted at the bottom of the base (1), one ends, far away from the base (1), of the four hydraulic rods (3) are fixedly mounted with fixed plates (4), damping grooves are formed in the surfaces of the four fixed plates (4), a plurality of springs (5) are fixedly mounted at the bottoms of the four damping grooves, the top of each spring (5) in each damping groove is fixedly mounted with the same sliding plate, the tops of the four sliding plates are fixedly connected with the corresponding hydraulic rods (3), a sliding groove (6) is formed in the surface of the base (1), rotating holes are formed in the inner walls of the two sides of the sliding groove (6), a ball screw (7) is rotatably mounted between the two rotating holes, and a ball screw sleeve (8) is sleeved on the surface of the ball screw (7), the inner sleeve of the ball screw sleeve (8) is provided with a limiting rod (9), the limiting rod (9) is fixedly connected with two sides of the sliding groove (6), the top of the ball screw sleeve (8) is fixedly provided with a jack (10), one side of the jack (10) is fixedly provided with a supporting plate, the top of the supporting plate is fixedly provided with a probe (11), a driving chamber is arranged inside one end of the base (1), a first bearing (12) is fixedly arranged on the inner wall of the top of the driving chamber, the top of the base (1) is positioned right above the first bearing (12) and is fixedly provided with a motor (13), an output shaft of the motor (13) penetrates through the inner ring fixed connection of the driving chamber and the first bearing (12), a first rotating shaft (14) is fixedly arranged on the inner ring of one side of the first bearing (12) far away from the motor (13), and an active bevel gear (15) is fixedly arranged on the surface of the first rotating shaft (14, one side fixed mounting of drive chamber has second bearing (16), ball screw (7) are close to one end of drive chamber and run through one side inner circle fixed connection of drive chamber and second bearing (16), the outer lane fixed mounting of one side of ball screw (7) is kept away from in second bearing (16) has second pivot (17), the one end that second bearing (16) were kept away from in second pivot (17) has driven conical gear (18) with the position fixed mounting that initiative conical gear (15) correspond.

2. A jack positioning device, as claimed in claim 1, wherein: the four pulleys (2) are distributed at the bottom of the base (1) in a rectangular shape.

3. A jack positioning device, as claimed in claim 1, wherein: and the four sliding plates are in sliding connection with the inner walls of the corresponding damping grooves.

4. A jack positioning device, as claimed in claim 1, wherein: the top of the jack is provided with two mutually perpendicular grooves so as to enhance the friction force with the contact surface.

5. A jack positioning device, as claimed in claim 1, wherein: the driving bevel gear (15) and the driven bevel gear (18) are meshed with each other.

6. A jack positioning device, as claimed in claim 1, wherein: a plurality of round holes have been seted up to the bottom of ball silk cover (8), and is a plurality of all rotate in the round hole and install the ball, it is a plurality of the ball all contacts so that the removal and the support jack of cooperation ball silk cover (8) with the bottom of spout (6).