CN214935849U

CN214935849U - High-precision elevator with anti-backlash device

Info

Publication number: CN214935849U
Application number: CN202023294502.XU
Authority: CN
Inventors: 程卫东; 张小毛
Original assignee: Wuxi Elite Linear Motion Machinery Co ltd
Current assignee: Wuxi Elite Linear Motion Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-30
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a high accuracy lift with anti-backlash device, the power distribution box comprises a box body, the left end fixed mounting of box has the upper cover, the right-hand member fixed mounting of box has first turbine, the inside left side fixed mounting of box has transfers the clearance turbine, the right-hand member fixed mounting who transfers the clearance turbine has transfers clearance turbine backup pad, the lower extreme fixed mounting of box has the second turbine, the upper end of second turbine extends to the inside of box, the inside fixed mounting that the middle part of second turbine outer end is located the box has the worm to slide and supports, the upper end of second turbine is located the inboard upper end screw thread of box and installs the end cap. The utility model discloses have stable effect, the device drives the lead screw through rotary drive between each turbine and carries out the work of going up and down for device work is controllable more reasonable, and the anti-backlash structure that the cooperation set up makes the inside backlash of device more reasonable, has improved the stability of device and is convenient for the lift regulation, and the device utilizes effectually.

Description

High-precision elevator with anti-backlash device

Technical Field

The utility model relates to a lift technical field specifically is a high accuracy lift with anti-backlash device.

Background

The hydraulic oil is formed into a certain pressure by a vane pump, and is passed through an oil filter, explosion-proof electromagnetic directional valve, throttle valve, hydraulic control one-way valve and balance valve and fed into the lower end of hydraulic cylinder to make the piston of hydraulic cylinder move upwards and lift heavy object, and the return oil from upper end of hydraulic cylinder is returned into oil tank by means of explosion-proof electromagnetic directional valve, and its rated pressure is regulated by means of overflow valve, and the reading value of pressure gauge can be observed by means of pressure gauge.

The lift obtains the wide application in each field, provides convenience for people from work such as eminence transportation transport, but the stability of most lifts is adjusted accurately inadequately, and the effect that the transmission clearance set up is not good, and gear engagement produces sound when can lead to the lift operation to lead to device transmission stability poor, the utilization effect of device is not good, influences the result of use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy lift with anti-backlash device to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a high accuracy lift with anti-backlash device, includes the box, the left end fixed mounting of box has the upper cover, the right-hand member fixed mounting of box has first turbine, the inside left side fixed mounting of box has transfers the clearance turbine, the right-hand member fixed mounting who transfers the clearance turbine has transfers clearance turbine backup pad, the lower extreme fixed mounting of box has the second turbine, the upper end of second turbine extends to the inside of box, the inside fixed mounting that the middle part of second turbine outer end is located the box has worm sliding support, the upper end screw thread that the upper end of second turbine is located the box inboard installs the thread end cover.

Preferably, the left end fixed mounting of upper cover has the lead screw, the inside fixed mounting that the right-hand member of lead screw is located the box has the lead screw to support, the left end fixed mounting that the outer end of lead screw is located the upper cover has stifle, through installing the lead screw at the device left end, coordinates each turbine operation lead screw and goes up and down the operation, has improved the work effect of lift, facilitates for eminence transportation work.

Preferably, a cylindrical pin is fixedly mounted at the right end of the first turbine, an inner hexagonal flat end fastening screw is fixedly mounted inside the box below the gap adjusting turbine, the box and the screw rod support are fixedly connected through the inner hexagonal conical end fastening screw, and the outer shell and the inner part of the device can be tightly connected through mounting the cylindrical pin on the device, so that the shell of the box is prevented from falling off, the possibility of damage to the device is reduced, and the use effect of the device is improved.

Preferably, the right-hand member fixed mounting of lead screw has ordinary parallel key, the front side fixed mounting of upper cover outer end has hexagon socket head cap screw in, the place ahead fixed mounting of box right-hand member has standard type elasticity packing ring, the place ahead fixed mounting of box outer end has straight-through pressure filling oil cup, connects on the device through installing ordinary parallel key, comes the transmission torque through the extrusion of key and keyway side for the device operation is more reasonable, has improved the operation effect of device.

Preferably, through lip seal fixed connection between second turbine and the box, the left and right sides at second turbine middle part is located the porose circlip that uses of the inside fixed mounting of box, the inside fixed mounting that the right side of second turbine is located the box has deep groove ball bearing, through installing near of bearing at the second turbine for the second turbine rotates more nimble unhindered, has improved the work efficiency of device, and the hole of setting is with packing rings such as circlip and lip seal, has improved the leakproofness of device, and the device leakproofness is better.

Preferably, deep groove ball bearing's left side fixed mounting has thrust ball bearing, the right-hand member of box is located the left and right sides screw thread of first turbine and installs the hexagon head bolt, the thin nut of hexagon is installed to the outer end screw thread of hexagon head bolt, and is further fixed the device at the device right-hand member through installing hexagon head bolt and the thin nut of hexagon, avoids the device structure loose to appear, has improved the compactness of device connection, provides a firm inseparable environment for inside operation's part, has improved the operation effect of device.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the first turbine and the second turbine of the utility model are fixedly meshed and rotate, the connected driving structure only needs to provide a driving force to control a plurality of components to rotate, and provides convenience for the lifting operation of the lifter, improves the operation effect of the device, provides supporting force for the gap adjusting turbine by the gap adjusting turbine supporting plate, so that the work of the clearance adjusting turbine can be carried out more stably, the tooth clearance adjusting effect of the device is improved, the device can flexibly adjust the tooth clearance according to different conditions, the device can run more stably and has better use effect by arranging the anti-tooth clearance structure, the device is provided with various types of connecting screws, the connection of the device is tighter, the device is convenient to regulate and control, the connection tightness of the screws is adjusted according to different use conditions, the device is more flexible and controllable to use, the utilization rate of the device is improved, and the adjusting effect is better.

Drawings

The accompanying drawings 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 and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a schematic diagram of the right-side view structure of the present invention;

fig. 5 is a left side view structure diagram of the present invention;

fig. 6 is a schematic top view of the present invention;

in the figure: 1. a box body; 2. an upper cover; 3. a first turbine; 4. a gap adjusting turbine; 5. a gap-adjusting turbine support plate; 6. a second turbine; 7. the worm slides and supports; 8. a threaded end cap; 9. a screw rod; 10. a screw rod support; 11. covering the blank with a cover; 12. a cylindrical pin; 13. a set screw is fastened at the flat end of the inner hexagon; 14. a set screw is fastened at the inner hexagonal cone end; 15. a common flat bond; 16. a socket head cap screw; 17. a standard type resilient gasket; 18. a straight-through type pressure injection oil cup; 19. a lip-shaped seal ring; 20. a circlip for a hole; 21. a deep groove ball bearing; 22. a thrust ball bearing; 23. a hexagon head bolt; 24. hexagonal thin nuts.

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. 1-6, the present invention provides a technical solution: the utility model provides a high accuracy lift with anti-backlash device, the power distribution box comprises a box body 1, the left end fixed mounting of box 1 has upper cover 2, the right-hand member fixed mounting of box 1 has first turbine 3, the left side fixed mounting of box 1 inside has transfers the clearance turbine 4, the right-hand member fixed mounting who transfers clearance turbine 4 has transfers clearance turbine backup pad 5, the lower extreme fixed mounting of box 1 has second turbine 6, the upper end of second turbine 6 extends to the inside of box 1, the inside fixed mounting that the middle part of 6 outer ends of second turbine is located box 1 has worm sliding support 7, the upper end screw thread that the upper end of second turbine 6 is located box 1 inboard installs threaded end cover 8.

Furthermore, the left end fixed mounting of upper cover 2 has lead screw 9, and the inside fixed mounting that the right-hand member of lead screw 9 is located box 1 has lead screw support 10, and the outer end of lead screw 9 is located the left end fixed mounting of upper cover 2 has stifle 11, through installing lead screw 9 at the device left end, cooperates each turbine operation lead screw 9 to carry out the lift operation, has improved the work effect of lift, facilitates for eminence transportation work.

Furthermore, the right end of the first turbine 3 is fixedly provided with a cylindrical pin 12, the lower part of the gap adjusting turbine 4 is fixedly provided with an inner hexagonal flat end fastening screw 13 in the box body 1, the box body 1 and the screw rod support 10 are fixedly connected through an inner hexagonal conical end fastening screw 14, the cylindrical pin 12 is arranged on the device, the shell and the inner part of the device can be tightly connected, the shell of the box body 1 is prevented from falling off, the possibility of damage to the device is reduced, and the using effect of the device is improved.

Furthermore, a common flat key 15 is fixedly installed at the right end of the screw rod 9, an inner hexagon socket head cap screw 16 is fixedly installed at the front side of the outer end of the upper cover 2, a standard elastic washer 17 is fixedly installed in the front of the right end of the box body 1, a straight-through type pressure filling oil cup 18 is fixedly installed in the front of the outer end of the box body 1, the common flat key 15 is installed and connected to the device, and torque is transmitted through extrusion of the key and the side face of the key groove, so that the device runs more reasonably, and the running effect of the device is improved.

Further, through lip sealing 19 fixed connection between second turbine 6 and the box 1, the left and right sides at 6 middle parts of second turbine is located the inside fixed mounting of box 1 and uses circlip 20 in the hole, the right side of second turbine 6 is located the inside fixed mounting of box 1 and has deep groove ball bearing 21, through installing near the bearing at second turbine 6, make second turbine 6 rotate more nimble not obstructed, the work efficiency of device has been improved, the hole that sets up uses circlip 20 and lip sealing 19 and so on packing ring, the leakproofness of device has been improved, the device leakproofness is better.

Further, deep groove ball bearing 21's left side fixed mounting has thrust ball bearing 22, hexagonal head bolt 23 is installed to the right-hand member of box 1 is located the left and right sides screw thread of first turbine 3, thin nut 24 of hexagonal head is installed to hexagonal head bolt 23's outer end screw thread, through installing hexagonal head bolt 23 and thin nut 24 of hexagonal head at the device right-hand member, further fix the device, it is loose to avoid the device structure to appear, the compactness of device connection has been improved, provide a firm inseparable environment for the part of inside operation, the operation effect of device has been improved.

The utility model discloses a theory of operation: the device is a high-precision elevator with an anti-backlash device, is suitable for transportation at various heights, is connected with driving structures such as a motor and the like before being reused, provides a driving rotating force for the device, a first turbine 3 of a starting device rotates to drive a second turbine 6 which is connected in a meshing way to synchronously rotate, so as to control a lead screw 9 to carry out lifting work, a lead screw support 10 supports the lead screw 9 to facilitate the carrying work with the height, the backlash is conveniently adjusted by matching with a gap adjusting turbine 4 and a gap adjusting turbine support plate 5 which are arranged inside, the anti-backlash structure is arranged, so that the backlash distance is more reasonable, the phenomenon that the elevator is unstable due to the occurrence of sound caused by the meshing rotation between the gears or the turbines is avoided, various nut fixing structures such as connecting screws and the like are arranged on the device, the device can be flexibly adjusted, and can be flexibly adjusted according to the weighing or other factors of each elevator, make the device operation more stable, in time adjust each connecting screw when not hard up appears in the device and make the device more fixed, the result of use of device has been improved, ordinary parallel key 15 and each type packing ring have cushioned for the impact force that the device received, the life of device has been prolonged, accessible through type pressure filling oil cup 18 is the inside oiling of device, make the device operation effect better, deep groove ball bearing 21 and thrust ball bearing 22 and the inside fixed connection of device, make each turbine motion more nimble, the flexibility of device has been improved, each part of the device mutually supports makes the device whole more reasonable, the effectual work efficiency that has improved.

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.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy lift with anti-backlash device, includes box (1), its characterized in that: the left end fixed mounting of box (1) has upper cover (2), the right-hand member fixed mounting of box (1) has first turbine (3), the inside left side fixed mounting of box (1) has transfers clearance turbine (4), the right-hand member fixed mounting who transfers clearance turbine (4) transfers clearance turbine backup pad (5), the lower extreme fixed mounting of box (1) has second turbine (6), the upper end of second turbine (6) extends to the inside of box (1), the inside fixed mounting that the middle part of second turbine (6) outer end is located box (1) has worm sliding support (7), threaded end cover (8) are installed to the upper end screw thread that the upper end of second turbine (6) is located box (1) inboard.

2. A high precision elevator with anti-backlash mechanism as claimed in claim 1, wherein: the left end fixed mounting of upper cover (2) has lead screw (9), the inside fixed mounting that the right-hand member of lead screw (9) is located box (1) has lead screw support (10), the left end fixed mounting that the outer end of lead screw (9) is located upper cover (2) has stifle (11).

3. A high precision elevator with anti-backlash mechanism as claimed in claim 1, wherein: the right end of the first turbine (3) is fixedly provided with a cylindrical pin (12), an inner hexagonal flat end set screw (13) is fixedly arranged inside the box body (1) below the gap adjusting turbine (4), and the box body (1) is fixedly connected with the screw rod support (10) through an inner hexagonal conical end set screw (14).

4. A high precision elevator with anti-backlash mechanism as claimed in claim 2, wherein: the right-hand member fixed mounting of lead screw (9) has ordinary parallel key (15), the front side fixed mounting of upper cover (2) outer end has hexagon socket head cap screw (16), the place ahead fixed mounting of box (1) right-hand member has standard type elasticity packing ring (17), the place ahead fixed mounting of box (1) outer end has through type pressure filling oil cup (18).

5. A high precision elevator with anti-backlash mechanism as claimed in claim 1, wherein: through lip seal circle (19) fixed connection between second turbine (6) and box (1), the left and right sides at second turbine (6) middle part is located the inside fixed mounting porose circlip (20) for box (1), the inside fixed mounting that the right side of second turbine (6) is located box (1) has deep groove ball bearing (21).

6. A high accuracy elevator with anti-backlash mechanism as claimed in claim 5, wherein: the left side fixed mounting of deep groove ball bearing (21) has thrust ball bearing (22), hexagon head bolt (23) are installed to the right-hand member of box (1) is located the left and right sides screw thread of first turbine (3), thin nut of hexagonal (24) is installed to the outer end screw thread of hexagon head bolt (23).