CN213771196U

CN213771196U - Height positioning device for lifting machine

Info

Publication number: CN213771196U
Application number: CN202022916257.5U
Authority: CN
Inventors: 陈系; 陈海东
Original assignee: Foshan Nanhai Yuanshan Automobile Equipment Co ltd
Current assignee: Foshan Nanhai Yuanshan Automobile Equipment Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-07-23
Anticipated expiration: 2030-12-08

Abstract

The utility model provides a high positioner is used to lifting machine. The height positioning device for the lifter comprises a first shell; the sliding block is slidably installed in the first shell, and one end of the sliding block extends out of the first shell; a second housing slidably mounted on the slider; the limiting column is fixedly arranged in the first shell; the limiting plate is slidably mounted on the limiting column and is movably connected with the second shell; the rack is fixedly arranged on the inner wall of the first shell; the fixture block is rotatably installed in the second shell, and one end of the fixture block extends out of the second shell and is movably connected with the rack. The utility model provides a high positioner for lifting machine has convenient to use, positioner is difficult for becoming invalid, and the security is high, and the advantage that positioning accuracy is high.

Description

Height positioning device for lifting machine

Technical Field

The utility model relates to a positioner technical field especially relates to a high positioner is used to lifting machine.

Background

The lifting machine is a car protection device used for lifting cars in the car maintenance industry, when cars are detected and repaired, the lifting machine needs to be used for lifting and positioning the cars, detection of the cars is facilitated, and the cars are usually positioned by using a height positioning device for the lifting machine.

However, the traditional height positioning device for the lifter is used for hydraulic lifting positioning through the lifter in the using process, when a hydraulic oil cylinder is damaged, the positioning device is easy to lose efficacy, potential safety hazards exist, and the positioning precision is poor.

Therefore, there is a need to provide a new height positioning device for a lift to solve the above-mentioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, positioner are difficult for becoming invalid, and the security is high, and the high positioner of lifting machine that positioning accuracy is high.

In order to solve the technical problem, the utility model provides a high positioner for lifting machine includes: a first housing; the sliding block is slidably installed in the first shell, and one end of the sliding block extends out of the first shell; a second housing slidably mounted on the slider; the limiting column is fixedly arranged in the first shell; the limiting plate is slidably mounted on the limiting column and is movably connected with the second shell; the rack is fixedly arranged on the inner wall of the first shell; the fixture block is rotatably arranged in the second shell, and one end of the fixture block extends out of the second shell and is movably connected with the rack; the four connecting rods are symmetrically and fixedly arranged on the second shell and are in sliding connection with the sliding block; the extension spring is sleeved on the connecting rod in a sliding manner, and two ends of the extension spring are fixedly connected with the sliding block and the second shell respectively; the supporting rod is slidably mounted on the inner wall of the bottom of the second shell and is movably connected with the clamping block; and the compression spring is sleeved on the supporting rod in a sliding manner, and two ends of the compression spring are fixedly connected with the supporting rod and the inner wall of the bottom of the second shell respectively.

Preferably, the cavity has been seted up on the spacing post, rotate on the inner wall of cavity and install the threaded rod, the one end fixed mounting of threaded rod has first conical gear, just the one end of threaded rod extend to the cavity outside and with limiting plate threaded connection.

Preferably, rotate on the bottom inner wall of cavity and install the dwang, the bottom fixed mounting of dwang has second conical gear, first conical gear and second conical gear meshing, just the bottom of dwang extends to outside the first casing.

Preferably, a stop lever is fixedly installed in the second shell and is movably connected with the clamping block.

Preferably, a sliding rod is fixedly installed in the first shell, and the sliding block is connected with the sliding rod in a sliding manner.

Preferably, two assembling rods are symmetrically and fixedly mounted on the limiting column and are in sliding connection with the limiting plate.

Compared with the prior art, the utility model provides a high positioner for lifting machine has following beneficial effect:

the utility model provides a high positioner for lifting machine, slider slidable mounting be in the first casing, just the one end of slider extends to outside the first casing, be convenient for carry on the vertical motion, limiting plate slidable mounting be in on the spacing post, just the limiting plate with second casing swing joint, extension spring sliding sleeve establishes on the connecting rod, just extension spring's both ends respectively with the slider with second casing fixed connection, the high location of cancellation of being convenient for is convenient for carry out decurrent vertical motion, rack fixed mounting be in on the inner wall of first casing, the fixture block rotates to be installed in the second casing, just the one end of fixture block extends to outside the second casing and with rack swing joint, positioning accuracy is high, carries out the high location after the vertical motion of being convenient for.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a height positioning device for a lifting machine according to the present invention;

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

fig. 3 is a schematic view of the installation structure of the present invention;

fig. 4 is a schematic view of the overlooking installation structure of the present invention.

Reference numbers in the figures: 1. a first housing; 2. a slider; 3. a second housing; 4. a limiting column; 5. a limiting plate; 6. a rack; 7. a clamping block; 8. a connecting rod; 9. an extension spring; 10. a support rod; 11. a compression spring; 12. a chamber; 13. a threaded rod; 14. a first bevel gear; 15. rotating the rod; 16. a second bevel gear; 17. a column; 18. a support arm.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, a height positioning device for a lifting machine includes: a first housing 1; the sliding block 2 is arranged in the first shell 1 in a sliding mode, and one end of the sliding block 2 extends out of the first shell 1; the second shell 3, the second shell 3 is installed on the slide block 2 in a sliding way; the limiting column 4 is fixedly arranged in the first shell 1; the limiting plate 5 is slidably mounted on the limiting column 4, and the limiting plate 5 is movably connected with the second shell 3; the rack 6 is fixedly arranged on the inner wall of the first shell 1; the fixture block 7 is rotatably installed on the second shell 3, and one end of the fixture block 7 extends out of the second shell 3 and is movably connected with the rack 6; the four connecting rods 8 are symmetrically and fixedly arranged on the second shell 3, and the connecting rods 8 are in sliding connection with the sliding block 2; the extension spring 9 is sleeved on the connecting rod 8 in a sliding manner, and two ends of the extension spring 9 are fixedly connected with the sliding block 2 and the second shell 3 respectively; the supporting rod 10, the supporting rod 10 is slidably mounted on the inner wall of the bottom of the second housing 3, and the supporting rod 10 is movably connected with the fixture block 7; and the compression spring 11 is sleeved on the supporting rod 10 in a sliding manner, and two ends of the compression spring 11 are fixedly connected with the supporting rod 10 and the inner wall of the bottom of the second shell 3 respectively.

Seted up cavity 12 on the spacing post 4, rotated on the inner wall of cavity 12 and installed threaded rod 13, the one end fixed mounting of threaded rod 13 has first conical gear 14, and the one end of threaded rod 13 extend to the cavity 12 outside and with limiting plate 5 threaded connection.

A rotating rod 15 is rotatably mounted on the inner wall of the bottom of the chamber 12, a second bevel gear 16 is fixedly mounted at the bottom end of the rotating rod 15, the first bevel gear 14 is meshed with the second bevel gear 16, and the bottom end of the rotating rod 15 extends out of the first housing 1.

A stop lever is fixedly arranged in the second shell 3 and is movably connected with the clamping block 7.

A sliding rod is fixedly arranged in the first shell 1, and the sliding block 2 is connected with the sliding rod in a sliding mode.

Two assembling rods are symmetrically and fixedly installed on the limiting column 4 and are in sliding connection with the limiting plate 5.

The utility model provides a pair of high positioner's for lifting machine theory of operation as follows:

firstly, fixedly mounting a first shell 1 on an upright post 17 of a lifter, and fixedly mounting a slide block 2 on a supporting arm 18 of the lifter; when the vertical movement is carried out, the fixture block 7 and the rack 6 are interacted, the positioning precision is high, the fixture block 7 can be rotated, and the height positioning is convenient after the vertical movement under the action of the stop lever, the compression spring 11 and the support lever 10; twist and move dwang 15 and drive second bevel gear 16 and rotate, second bevel gear 16 drives first bevel gear 14 and rotates, first bevel gear 14 drives threaded rod 13 and rotates, threaded rod 13 can drive limiting plate 5 and carry out the horizontal motion, can make limiting plate 5 and second casing 3 separate, can drive second casing 3 and carry out the horizontal motion under extension spring 9's effect, second casing 3 drives fixture block 7 and moves, can make fixture block 7 and rack 6 separate, can remove the high location, be convenient for carry out decurrent vertical motion.

Compared with the prior art, the utility model provides a pair of high positioner for lifting machine has following beneficial effect:

the utility model provides a high positioner for lifting machine, 2 slidable mounting of slider are in first casing 1, and the one end of slider 2 extends to outside first casing 1, be convenient for carry out the vertical motion, 5 slidable mounting of limiting plate are on spacing post 4, and limiting

plate

5 and 3 swing joint of second casing, extension spring 9 slip cap is established on connecting rod 8, and extension spring 9's both ends respectively with

slider

2 and 3 fixed connection of second casing, be convenient for cancel high location, be convenient for carry out decurrent vertical motion, rack 6 fixed mounting is on the inner wall of first casing 1, fixture block 7 rotates and installs in second casing 3, and the one end of fixture block 7 extends to outside second casing 3 and with rack 6 swing joint, positioning accuracy is high, carry out high location after the vertical motion of being convenient for.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a high positioner for lifting machine which characterized in that includes:

a first housing;

the sliding block is slidably installed in the first shell, and one end of the sliding block extends out of the first shell;

a second housing slidably mounted on the slider;

the limiting column is fixedly arranged in the first shell;

the limiting plate is slidably mounted on the limiting column and is movably connected with the second shell;

the rack is fixedly arranged on the inner wall of the first shell;

the fixture block is rotatably arranged in the second shell, and one end of the fixture block extends out of the second shell and is movably connected with the rack;

the four connecting rods are symmetrically and fixedly arranged on the second shell and are in sliding connection with the sliding block;

the extension spring is sleeved on the connecting rod in a sliding manner, and two ends of the extension spring are fixedly connected with the sliding block and the second shell respectively;

the supporting rod is slidably mounted on the inner wall of the bottom of the second shell and is movably connected with the clamping block;

and the compression spring is sleeved on the supporting rod in a sliding manner, and two ends of the compression spring are fixedly connected with the supporting rod and the inner wall of the bottom of the second shell respectively.

2. The height positioning device for the lifting machine according to claim 1, wherein a cavity is formed in the limiting column, a threaded rod is rotatably mounted on the inner wall of the cavity, a first bevel gear is fixedly mounted at one end of the threaded rod, and one end of the threaded rod extends out of the cavity and is in threaded connection with the limiting plate.

3. The height positioning device for the lifting machine according to claim 2, wherein a rotating rod is rotatably mounted on the inner wall of the bottom of the chamber, a second bevel gear is fixedly mounted at the bottom end of the rotating rod, the first bevel gear is meshed with the second bevel gear, and the bottom end of the rotating rod extends out of the first shell.

4. The height positioning device for the lifting machine as claimed in claim 1, wherein a blocking rod is fixedly installed in the second housing, and the blocking rod is movably connected with the block.

5. The height positioning device for the lifting machine according to claim 1, wherein a sliding rod is fixedly installed in the first housing, and the sliding block is slidably connected with the sliding rod.

6. The height positioning device for the lifting machine according to any one of claims 1 to 5, wherein two assembling rods are symmetrically and fixedly mounted on the limiting column, and the assembling rods are slidably connected with the limiting plate.