CN211178229U

CN211178229U - Guide wheel shaft detection device

Info

Publication number: CN211178229U
Application number: CN201922387120.2U
Authority: CN
Inventors: 陈雪锋; 肖维; 王抒东
Original assignee: Matiz Elevator Co ltd
Current assignee: Matiz Elevator Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-08-04
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a guide wheel shaft detection device, which comprises a spring top device and a pressing device, wherein the pressing device is connected above a base through a bolt, a through hole is arranged at the middle position of the base, and the spring top device is connected at the through hole at the middle part of the base through a bolt, the guide wheel shaft detection device is characterized in that the pressing device arranged on the base is used for fixing a guide wheel to be detected and providing a pressure for testing to the guide wheel shaft at the middle part of the guide wheel, the spring top device is used for matching with the pressure provided by the pressing device, the guide wheel to be detected is placed at the middle part of the base, a pressing rod is pressed downwards, so that the end part of the pressing rod is pressed on the guide wheel shaft in a protruding way, a downward pressure is provided for the guide wheel shaft and fed back to the spring top device for detecting the guide wheel shaft, and the guide pin of a dial, the reading changes, and the maximum axially generated play amount is the axial movement of the guide wheel assembly.

Description

Guide wheel shaft detection device

Technical Field

The invention belongs to the technical field of elevators, and particularly relates to a guide wheel shaft detection device.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways. A fixed elevator apparatus serving a predetermined floor. The vertical lift elevator has a car sized and configured to facilitate the ingress and egress of passengers or the loading and unloading of cargo. It is customary to use elevators as a generic term for vertical transport means in buildings, irrespective of their drive mode.

When the guide wheel of the elevator is installed, the guide wheel shaft needs to be installed, and the axial movement of the guide wheel assembly can influence the running balance of the guide wheel, so that the guide wheel shaft needs to be tested before installation, and the safe use of the guide wheel shaft is guaranteed.

Disclosure of Invention

The invention aims to provide a guide wheel shaft detection device, which combines a spring top device and a pressing device, is matched with a dial indicator assembly arranged on a base, fixes a guide wheel through the pressing device, provides pressure for a guide wheel shaft, and feeds back resilience to a dial indicator through the spring top device for testing, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the following technical scheme: a guide wheel shaft detection device comprises a spring top device and a pressing device, wherein the pressing device is connected above a base through a bolt, a through hole is formed in the middle of the base, the spring top device is connected to the through hole in the middle of the base through the bolt, a supporting rod is connected to one side of the upper end of the base through a thread, the upper end of the supporting rod is connected with a cross rod through the bolt, and the end part of the cross rod is connected with a dial indicator through the bolt;

the spring ejecting device comprises a sleeve, an ejecting block, a spring and a cover plate, wherein the sleeve is connected to a through hole in the middle of the base through a bolt, the cover plate is in threaded connection with the bottom of the sleeve, the ejecting block is slidably clamped in the sleeve, one end of the spring is clamped at the end of the ejecting block, a screw is in threaded connection with the middle of the cover plate, a cushion block is welded at the end of the screw, and the other end of the spring is clamped at the end of the cushion block;

the pressing device is composed of a supporting seat, an elbow clamp, a supporting rod and a pressing rod, the supporting seat and the supporting rod are respectively connected to the base through bolts, the elbow clamp is connected to the upper end of the supporting seat through bolts, and the pressing rod is connected to the upper end of the supporting rod through a rotating shaft.

Preferably, the supporting seat and the elbow clamp are symmetrically arranged in two groups and are respectively arranged on two sides of the middle groove of the base.

Preferably, the elbow clamp end points to the center of the base middle groove, and the elbow clamp end is in threaded connection with a rubber cushion block.

Preferably, the lower end of the compression bar is provided with a convex structure, and the end part of the compression bar is sleeved with a rubber sleeve.

Preferably, the lower end of the screw rod is in threaded connection with a nut, and the nut is located on the outer side of the cover plate.

Preferably, the sleeve end is provided with threaded holes, and the number of the threaded holes is four groups distributed at equal intervals.

Preferably, the sleeve pipe lateral wall has been seted up the bar groove, the kicking block lateral wall seted up with bar groove assorted arch, protruding lateral wall joint is in the middle of the bar groove.

Preferably, the bulges and the strip-shaped grooves are symmetrically arranged in two groups, and the bulges do not protrude out of the surfaces of the strip-shaped grooves. .

The invention has the technical effects and advantages that: compared with the prior art, the guide wheel shaft detection device provided by the invention has the following advantages:

the invention discloses a guide wheel shaft detection device, wherein a pressing device arranged on a base is used for fixing a guide wheel to be detected, the spring top device is used for matching with the pressure provided by the pressing device, the guide wheel to be detected is placed in the middle of the base, the elbow clamps arranged on the supporting seat are pressed in sequence, the guide wheel is limited to avoid shaking of the guide wheel, the central shaft of the guide wheel is inserted in the through hole in the middle of the base and is butted with the spring top device, and then the pressure lever is pressed downwards, so that the end part of the pressure lever is convexly pressed on the guide wheel shaft, a downward pressure is provided for the guide wheel shaft, the downward pressure is fed back to the spring top device for detection of the guide wheel shaft, the internal component is driven to move by the stress of the guide pin of the dial indicator, the reading change occurs, and the maximum amount of movement generated in the axial direction is the axial movement of the guide wheel component.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a left side view of the present invention;

fig. 4 is a right-view structural diagram of the present invention.

In the figure: the device comprises a spring top device 1, a pressing device 2, a base 3, a supporting rod 4, a cross rod 5, a dial indicator 6, a sleeve 7, a top block 8, a spring 9, a cover plate 10, a screw rod 11, a cushion block 12, a supporting seat 13, an elbow clamp 14, a supporting rod 15, a pressing rod 16, a rubber sleeve 17, a nut 18, a threaded hole 19, a strip-shaped groove 20 and a bulge 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a guide wheel shaft detection device as shown in figures 1-4, which comprises a spring top device 1 and a pressing device 2, wherein the pressing device 2 is connected above a base 3 through a bolt, a through hole is formed in the middle of the base 3, the spring top device 1 is connected with the through hole in the middle of the base 3 through a bolt, a support rod 4 is connected to one side of the upper end of the base 3 through a thread, the upper end of the support rod 4 is connected with a cross rod 5 through a bolt, the end part of the cross rod 5 is connected with a dial indicator 6 through a bolt, the pressing device 2 arranged on the base 3 is used for fixing a guide wheel to be detected and providing pressure for testing to a guide wheel shaft in the middle of the guide wheel, the spring top device 1 is used for matching the pressure provided by the pressing device 2, feeding the pressure back to the dial indicator 6 through the guide wheel shaft through a spring assembly, the combination of the support rod 4 and the cross rod 5 is used for mounting the dial indicator 6, and the positions of the dial indicator can be finely adjusted by loosening the support rod 4 and the cross rod 5, so that the test requirements of different positions are met;

spring top device 1 comprises sleeve pipe 7, kicking block 8, spring 9 and apron 10, sleeve pipe 7 passes through bolted connection through-hole department in the middle of base 3, apron 10 threaded connection is in sleeve pipe 7 bottom, 8 slip joints of kicking block are inside sleeve pipe 7, just 9 one end joints of spring are at 8 tip of kicking block, threaded connection has screw rod 11 in the middle of the

apron

10, 11 tip welds of screw rod has

cushion

12, 9 other end joints of spring are at 12 tip of cushion, 11 lower extreme threaded connection of screw rod have nut 18, nut 18 is located the apron 10 outside, constitutes spring top device 1, the settlement of spring top device 1 by sleeve pipe 7, kicking block 8, spring 9 and apron 10: taking down the spring top device 1, loosening the M16 nut 18, adjusting the screw rod 11, providing upward elastic force to the top block 8 under the matching of the cushion block 12 and the spring 9, locking the nut 18 at the lower end when the pressure measured by a tension meter when pushing the top block 8 is a required value, completing the setting of pre-pressure, when the guide wheel shaft contacts and presses the top block 8 downwards, the top block 8 is pressed downwards under the stress, providing a downwards pressing force to the spring 9, at the moment, the spring 9 can feed back an upward elastic force to the top block 8, after the pressure disappears, the top block 8 can be driven to rise for a certain distance under the elastic force of the spring 9, is propped against the lower end of the guide wheel shaft and is continuously transmitted to the guide pin of the dial indicator 6 on the upper end face of the guide wheel shaft, the guide pin of the dial indicator 6 can drive the inner assembly to move, the reading change, and the maximum amount of axial movement of the dial indicator 6 is the;

the pressing device 2 consists of a supporting seat 13, an elbow clamp 14, a supporting rod 15 and a pressing rod 16, wherein the supporting seat 13 and the supporting rod are respectively connected onto a base 3 through bolts, the elbow clamp 14 is connected onto the supporting seat 13 through bolts, the pressing rod 16 is connected onto the supporting rod 15 through a rotating shaft, the supporting seat 13 and the elbow clamp 14 are symmetrically arranged in two groups and are respectively arranged on two sides of a middle groove of the base 3, the end part of the elbow clamp 14 points to the middle groove center of the base 3, the end part of the elbow clamp 14 is in threaded connection with a rubber cushion block, the pressing device 2 consisting of the supporting seat 13, the elbow clamp 14, the supporting rod 15 and the pressing rod 16 places a guide wheel to be detected in the middle of the base 3, the elbow clamp 14 arranged on the supporting seat 13 is sequentially pressed, the guide wheel is limited, the guide wheel is prevented from shaking, and the center shaft of the guide wheel is spliced into a, then the pressure rod 16 is pressed downwards, so that the end part of the pressure rod 16 protrudes and presses on the guide wheel shaft, a downward pressure is provided for the guide wheel shaft, and the downward pressure is fed back to the spring top device 1 to detect the guide wheel shaft.

Preferably, the lower end of the pressure lever 16 is provided with a protruding structure, the end of the pressure lever 16 is sleeved with a rubber sleeve 17, and the rubber sleeve 17 is convenient for holding the pressure lever 16 to press down the pressure lever 16 for detecting the guide wheel shaft.

Preferably, the end of the sleeve 7 is provided with four groups of threaded holes 19, the number of the threaded holes 19 is equal, and the threaded holes 19 added on the side wall of the sleeve 7 are used for matching and fixing the sleeve 7 at the middle position of the base 3 to maintain the position stability of the sleeve 7.

Preferably, strip groove 20 has been seted up to sleeve pipe 7 lateral wall, 8 lateral walls of kicking block seted up with strip groove 20 assorted arch 21, protruding 21 lateral wall joint is in the middle of strip groove 20, protruding 21 is two sets of for the symmetry setting with strip groove 20, just protruding 21 does not bulge strip groove 20 surface.

The structure principle is as follows: closing device 2 of installation on base 3 is used for the fixed leading wheel that needs detected, and the leading wheel axle in the middle of to the leading wheel provides the pressure of test usefulness, spring top device 1 is used for the pressure that cooperation closing device 2 provided, pass through leading wheel axle feedback to percentage table 6 with pressure via spring unit, carry out the reading test by percentage table 6, branch 4 and horizontal pole 5's combination is used for installing percentage table 6, not hard up branch 4 and horizontal pole 5 can finely tune the position of percentage table, adapt to the test demand of different positions, by sleeve pipe 7, kicking block 8, spring 9 and apron 10 constitute spring top device 1, spring top device 1's setting: taking down the spring top device 1, loosening the M16 nut 18, adjusting the screw rod 11, providing upward elastic force to the top block 8 under the matching of the cushion block 12 and the spring 9, locking the nut 18 at the lower end when the pressure measured by a tension meter when pushing the top block 8 is a required value, completing the setting of pre-pressure, when the guide wheel shaft contacts and presses the top block 8 downwards, the top block 8 is pressed downwards under the stress, providing a downwards pressing force to the spring 9, at the moment, the spring 9 can feed back an upward elastic force to the top block 8, after the pressure disappears, the top block 8 can be driven to rise for a certain distance under the elastic force of the spring 9, is propped against the lower end of the guide wheel shaft and is continuously transmitted to the guide pin of the dial indicator 6 on the upper end face of the guide wheel shaft, the guide pin of the dial indicator 6 can drive the inner assembly to move, the reading change, and the maximum amount of axial movement of the dial indicator 6 is the; by supporting seat 13, the elbow presss from both sides 14, closing device 2 that bracing piece 15 and depression bar 16 are constituteed, the leading wheel that will detect is placed in the middle of base 3, compress tightly in proper order and install elbow clamp 14 on supporting seat 13, it is spacing to carry out the leading wheel, avoid the leading wheel to rock, the leading wheel center pin is pegged graft and is docked with spring roof device 1 in the through-hole in the middle of base 3 this moment, then depression bar 16 pushes down, make 16 tip of depression bar protruding pressures at the leading wheel epaxially, provide a decurrent pressure for the leading wheel axle, feed back on the spring roof device 1, carry out leading wheel axle and detect.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a leading wheel axle detection device, includes spring top device (1) and closing device (2), its characterized in that: the pressing device (2) is connected above the base (3) through a bolt, a through hole is formed in the middle of the base (3), the spring top device (1) is connected to the through hole in the middle of the base (3) through a bolt, a supporting rod (4) is connected to one side of the upper end of the base (3) in a threaded mode, the upper end of the supporting rod (4) is connected with a cross rod (5) through a bolt, and the end portion of the cross rod (5) is connected with a dial indicator (6) through a bolt;

the spring ejecting device (1) is composed of a sleeve (7), an ejecting block (8), a spring (9) and a cover plate (10), the sleeve (7) is connected to a through hole in the middle of the base (3) through a bolt, the cover plate (10) is in threaded connection with the bottom of the sleeve (7), the ejecting block (8) is in sliding clamping connection with the inside of the sleeve (7), one end of the spring (9) is in clamping connection with the end of the ejecting block (8), the middle of the cover plate (10) is in threaded connection with a screw rod (11), a cushion block (12) is welded at the end of the screw rod (11), and the other end of the spring (9) is in clamping connection with the end of the cushion;

closing device (2) press from both sides (14), bracing piece (15) and depression bar (16) by supporting seat (13), elbow and constitute, supporting seat (13) and bracing piece are respectively through bolted connection on base (3), elbow presss from both sides (14) and passes through bolted connection in supporting seat (13) upper end, depression bar (16) are connected in bracing piece (15) upper end through the pivot.

2. A guide wheel axle detecting device according to claim 1, wherein: the supporting seat (13) and the elbow clamp (14) are symmetrically arranged in two groups and are respectively arranged on two sides of the middle groove of the base (3).

3. A guide wheel axle detecting device according to claim 1, wherein: the elbow presss from both sides (14) tip directional base (3) middle recess center, elbow presss from both sides (14) tip threaded connection has rubber pad.

4. A guide wheel axle detecting device according to claim 1, wherein: the lower end of the pressure lever (16) is provided with a convex structure, and the end part of the pressure lever (16) is sleeved with a rubber sleeve (17).

5. A guide wheel axle detecting device according to claim 1, wherein: the lower end of the screw rod (11) is in threaded connection with a nut (18), and the nut (18) is located on the outer side of the cover plate (10).

6. A guide wheel axle detecting device according to claim 1, wherein: threaded holes (19) are formed in the end portion of the sleeve (7), and the number of the threaded holes (19) is four groups distributed at equal intervals.

7. A guide wheel axle detecting device according to claim 1, wherein: strip groove (20) have been seted up to sleeve pipe (7) lateral wall, kicking block (8) lateral wall seted up with strip groove (20) assorted arch (21), protruding (21) lateral wall joint is in the middle of strip groove (20).

8. The guide wheel shaft detecting device according to claim 7, wherein: the bulges (21) and the strip-shaped grooves (20) are symmetrically arranged in two groups, and the bulges (21) do not protrude out of the surfaces of the strip-shaped grooves (20).