CN213181114U - Door guide shoe abrasion testing device - Google Patents
Door guide shoe abrasion testing device Download PDFInfo
- Publication number
- CN213181114U CN213181114U CN202022058073.XU CN202022058073U CN213181114U CN 213181114 U CN213181114 U CN 213181114U CN 202022058073 U CN202022058073 U CN 202022058073U CN 213181114 U CN213181114 U CN 213181114U
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- China
- Prior art keywords
- guide rail
- linear guide
- base box
- box
- cylinder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 238000005299 abrasion Methods 0.000 title claims description 9
- 239000000872 buffer Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model belongs to the technical field of elevator equipment, concretely relates to boots wearing and tearing testing arrangement is led to door. The utility model comprises a base box, a PLC controller and a display screen; the upper end surface of the base box is also provided with a linear guide rail, and a sliding block is arranged on the linear guide rail in a matching way; the base box at the right end of the linear guide rail is also provided with an air cylinder box, and the base box at the left end of the linear guide rail is provided with a distance measuring sensor; a ball screw pair is arranged on the base box positioned in the middle of one side of the linear guide rail, a nut of the ball screw pair is fixedly connected with a mounting frame, and a sill is arranged on the lower end surface of the mounting frame; a counter sensor is also arranged on the base box positioned on one side of the linear guide rail; the utility model discloses a measure and lead the slip number of times of boots on the guide rail under the different wearing and tearing degree of boots, and then test out the slip mileage value of leading boots under different wearing and tearing degrees. Simultaneously the utility model discloses simple structure, low in production cost, easy maintenance.
Description
Technical Field
The utility model belongs to the technical field of elevator equipment, concretely relates to boots wearing and tearing testing arrangement is led to door.
Background
The elevator door guide shoe is a connecting device between the elevator landing door and the landing door sill, and can move the elevator door linearly according to a fixed route. The outer layer of the guide shoe of the existing elevator door is usually covered with a rubber layer, and the rubber layer is abraded in the use process of the guide shoe. When the rubber layer is worn, the guide shoe needs to be replaced. Therefore, during production, the guide shoe needs to be subjected to an abrasion test.
For example, publication No. CN208383637U discloses an elevator door guide shoe abrasion testing device, which comprises a workbench, a linear guide rail, an elevator sill, a ball screw pair, a mounting seat, and a pressure adjusting device; the middle part of the mounting seat is fixed on a nut of the ball screw pair; the lower surface of the rear part of the mounting seat is abutted against the upper surface of the linear guide rail; the pressure adjusting device comprises a connecting rod, a screw, a spring cap and a spiral spring; the rear end of the connecting rod is hinged to the rear part of the mounting seat; the lower end of the screw penetrates through the spring cap, the spiral spring and the connecting rod in sequence and is fixed in the screw hole in the front of the mounting seat; the front end of the connecting rod is positioned behind the elevator sill and used for fixing the door guide shoe; the servo motor is used for driving a lead screw of the ball screw pair to rotate. The utility model discloses a boots wearing and tearing testing arrangement is led to lift-cabin door can lead boots and make a round trip to slide in the elevator sill in order to set for the rapid simulation of pressurized state, and the boots wearing and tearing are led to the rapid test lift-cabin door, shortens the door and leads boots development cycle, practices thrift development cost.
The guide shoe abrasion testing device in the prior art is complex in structure and high in production cost; and the sliding mileage value of the guide shoe under different abrasion degrees cannot be tested.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned not enough, the utility model aims at providing a door guide shoe wearing and tearing testing arrangement.
The utility model provides a following technical scheme:
a door guide shoe abrasion testing device comprises a base box, wherein a PLC (programmable logic controller) is installed in the base box, a display screen is also installed on the base box, and the display screen is electrically connected with the PLC; the upper end surface of the base box is also provided with a linear guide rail, and a sliding block is arranged on the linear guide rail in a matching way; the base box at the right end of the linear guide rail is also provided with a cylinder box, an automatic reciprocating cylinder is arranged in the cylinder box and is connected with the PLC, the automatic reciprocating cylinder is connected with a piston rod, the piston rod penetrates through a through hole formed in the cylinder box and extends out of the cylinder box, and one end of the piston rod extending out of the cylinder box is fixedly connected with the sliding block; a distance measuring sensor is arranged on the base box positioned at the left end of the linear guide rail and is electrically connected with the PLC; a ball screw pair is arranged on the base box positioned in the middle of one side of the linear guide rail, a nut of the ball screw pair is fixedly connected with a mounting frame, and a sill is arranged on the lower end surface of the mounting frame; and a counter sensor is also arranged on the base box positioned on one side of the linear guide rail and is electrically connected with the PLC.
And the sliding block is provided with a threaded hole for installing the guide shoe through a screw.
A pair of first supporting blocks is symmetrically arranged at two ends of the mounting frame, and the horizontal height of the lower end face of each supporting block is lower than that of the lower end face of the sill.
And a pair of buffers are symmetrically arranged on the base boxes at the left end and the right end of the linear guide rail, and the buffers are correspondingly arranged right below the first supporting block.
The buffer comprises a sleeve, a mounting cavity is arranged in the sleeve, a spring is mounted in the mounting cavity, a supporting rod is fixedly connected to one end of the spring, one end of the supporting rod extends out of the sleeve, and a second supporting block is mounted at one end of the supporting rod extending out of the sleeve.
And a buffer layer is further installed on the second supporting block.
The buffer layer is made of rubber.
The utility model has the advantages that:
the utility model discloses a measure and lead the slip number of times of boots on the guide rail under the different wearing and tearing degree of boots, and then test out the slip mileage value of leading boots under different wearing and tearing degrees. Simultaneously the utility model discloses simple structure, low in production cost, easy maintenance.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a left side view of the present invention with the ranging sensor removed;
fig. 3 is a schematic view of the buffer structure of the present invention.
Labeled as: the device comprises a base box 101, a display screen 102, a cylinder box 103, an automatic reciprocating cylinder 104, a piston rod 105, a guide shoe 106, a sliding block 107, a linear guide rail 108, a sill 109, a ball screw pair 110, a mounting frame 111, a counter sensor 112, a first supporting block 113, a buffer 114, a distance measuring sensor 115, a sleeve 116, a mounting cavity 117, a spring 118, a supporting rod 119, a second supporting block 120 and a buffer layer 121.
Detailed Description
As shown in the figure, the door guide shoe abrasion testing device comprises a base box 101, a display screen 102, a PLC (programmable logic controller), a cylinder box 103, an automatic reciprocating cylinder 104, a piston rod 105, a guide shoe 106, a sliding block 107, a linear guide rail 108, a sill 109, a ball screw pair 110, a motor, a mounting frame 111, a counter sensor 112, a first supporting block 113, a buffer 114 and a distance measuring sensor 115. The PLC controller is installed in base box 101, PLC controller and the display screen 102 electric connection who installs on base box 101. The linear guide 108 is fixedly installed on the upper end surface of the base box 101, the slider 107 is installed on the linear guide 108 in a matching manner, and the slider 107 can linearly slide along the linear guide 108 in the left-right direction. The slide block 107 is provided with a threaded hole, and the guide shoe 106 can be fixedly mounted on the slide block 107 through a screw and can linearly move along the linear guide rail 108 along with the slide block 107.
The cylinder block 103 is fixedly mounted on the upper end surface of the base block 101, and the cylinder block 103 is located at the right end of the linear guide 108. An automatic reciprocating cylinder 104 is arranged in the cylinder box 103, the automatic reciprocating cylinder 104 is connected with a PLC, and the PLC can control the starting and stopping of the automatic reciprocating cylinder 104. The automatic reciprocating cylinder 104 is connected with a piston rod 105, the piston rod 105 penetrates through a through hole formed in the cylinder box 103 and extends out of the cylinder box 103, and one end, extending out of the cylinder box 103, of the piston rod 105 is fixedly connected with a sliding block 107. The automatic reciprocating cylinder 104 can drive the piston rod 105 to drive the slide block 107 to perform a left-right linear motion along the linear guide rail 108.
The distance measuring sensor 115 is installed on the base box 101 at the left end of the linear guide rail 108, and the distance measuring sensor 115 is further electrically connected with the PLC. The distance measuring sensor 115 is used for detecting the thickness of the guide shoe 106 mounted on the slide block 107 and can transmit a numerical value to the PLC controller, and the numerical value is displayed on the display screen 102.
The ball screw assembly 110 is installed on the base case 101 at the middle of one side of the linear guide 108, and the ball screw assembly 110 is connected to the motor. The mounting bracket 111 is fixedly mounted on a nut of the ball screw assembly 110 through a screw, the motor drives the screw to rotate, and the screw drives the nut to drive the mounting bracket 111 to do linear motion in the vertical direction. The sill 109 is fixedly mounted on the lower end surface of the mounting frame 111 through screws, and the sill 109 is located right above the linear guide 108. After the guide shoe 106 is mounted on the slider 107, the motor is started to move the sill 109 downward, so that the guide shoe 106 is embedded in the sill 109.
The two ends of the mounting frame 111 are symmetrically and fixedly provided with a pair of first supporting blocks 113 through welding, and the horizontal height of the lower end faces of the first supporting blocks 113 is lower than that of the lower end faces of the sill 109. A pair of buffers 114 are symmetrically arranged on the base box 101 at the left end and the right end of the linear guide rail 108, and the buffers 114 are correspondingly arranged right below the first supporting block 113. The damper 114 includes a sleeve 116, and the sleeve 116 is fixedly attached to the upper end surface of the base case 101 by welding. A mounting cavity 117 is formed in the sleeve 116, a spring 118 is mounted in the mounting cavity 117, one end of the spring 118 is fixedly connected with a support rod 119, one end of the support rod 119 extends out of the sleeve 116, and one end of the support rod 119, which extends out of the sleeve 116, is fixedly provided with a second support block 120 by welding. A buffer layer 121 is further mounted on the second supporting block 120. The material of the buffer layer 121 is preferably rubber. When the mounting bracket 111 moves downward, the first supporting block 113 contacts the buffer layer 121, thereby compressing the spring 118 until the guide shoe 106 is inserted into the sill 109. The bumper 114 may be used to support the mount 111, thereby stabilizing the mount 111.
The counter sensor 112 is mounted on the base housing 101 on one side of the linear guide 108, preferably on the end of the linear guide 108 remote from the cylinder housing 103. The counter sensor 112 is electrically connected to the PLC controller. The counter sensor 112 can measure the number of times the slider 107 drives the guide shoe 106 past the counter sensor 112 and transmit the value to the PLC controller.
The specific operation method of the utility model is as follows: firstly, the guide shoe 106 is mounted on the sliding block 107, and then the motor is started, so that the mounting frame 111 drives the sill 109 to move downwards until the guide shoe 106 is embedded into the sill 109. The automatic reciprocating cylinder 104 is then activated, so that the slide block 107 drives the guide shoe 106 to reciprocate along the linear guide rail 108. The distance measuring sensor 115 measures the thickness of the guide shoe 106 in real time, the counter sensor 112 measures the number of times the guide shoe 106 passes the counter sensor 112 in real time, and the values measured by the distance measuring sensor 115 and the counter sensor 112 are transmitted to the PLC controller and displayed on the display screen 102. The number of times of measurement by the counter sensor 112 and the length of the linear guide rail 108 are calculated and compared with the value measured by the distance measuring sensor 115, and the sliding mileage of the guide shoe 106 under different wear degrees can be tested.
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 (7)
1. A door guide shoe abrasion testing device comprises a base box (101), wherein a PLC (programmable logic controller) is installed in the base box (101), a display screen (102) is further installed on the base box (101), and the display screen (102) is electrically connected with the PLC; the method is characterized in that: the upper end face of the base box (101) is also provided with a linear guide rail (108), and a sliding block (107) is arranged on the linear guide rail (108) in a matched manner; the base box (101) positioned at the right end of the linear guide rail (108) is further provided with a cylinder box (103), an automatic reciprocating cylinder (104) is arranged in the cylinder box (103), the automatic reciprocating cylinder (104) is connected with the PLC, the automatic reciprocating cylinder (104) is connected with a piston rod (105), the piston rod (105) penetrates through a through hole formed in the cylinder box (103) and extends out of the cylinder box (103), and one end, extending out of the cylinder box (103), of the piston rod (105) is fixedly connected with the sliding block (107); a distance measuring sensor (115) is arranged on the base box (101) positioned at the left end of the linear guide rail (108), and the distance measuring sensor (115) is electrically connected with the PLC; a ball screw pair (110) is arranged on the base box (101) positioned in the middle of one side of the linear guide rail (108), a nut of the ball screw pair (110) is fixedly connected with a mounting frame (111), and a sill (109) is arranged on the lower end surface of the mounting frame (111); and a counter sensor (112) is also arranged on the base box (101) positioned on one side of the linear guide rail (108), and the counter sensor (112) is electrically connected with the PLC.
2. The door shoe wear test device of claim 1, wherein: and a threaded hole is formed in the sliding block (107) and used for installing the guide shoe (106) through a screw.
3. The door shoe wear test device of claim 1, wherein: a pair of first supporting blocks (113) are symmetrically arranged at two ends of the mounting frame (111), and the horizontal height of the lower end face of the first supporting block (113) is lower than that of the lower end face of the sill (109).
4. The door shoe wear test device of claim 3, wherein: and a pair of buffers (114) are symmetrically arranged on the base boxes (101) at the left end and the right end of the linear guide rail (108), and the buffers (114) are correspondingly arranged right below the first supporting block (113).
5. The door shoe wear test device of claim 4, wherein: buffer (114) include sleeve (116), are equipped with installation cavity (117) in sleeve (116), install spring (118) in installation cavity (117), and spring (118) one end rigid coupling has bracing piece (119), and outside sleeve (116) was stretched out to bracing piece (119) one end, and bracing piece (119) stretch out sleeve (116) outer one end and install supporting shoe two (120).
6. The door shoe wear test device of claim 5, wherein: and a buffer layer (121) is further installed on the second supporting block (120).
7. The door shoe wear test device of claim 6, wherein: the buffer layer (121) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022058073.XU CN213181114U (en) | 2020-09-18 | 2020-09-18 | Door guide shoe abrasion testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022058073.XU CN213181114U (en) | 2020-09-18 | 2020-09-18 | Door guide shoe abrasion testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213181114U true CN213181114U (en) | 2021-05-11 |
Family
ID=75774576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022058073.XU Expired - Fee Related CN213181114U (en) | 2020-09-18 | 2020-09-18 | Door guide shoe abrasion testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213181114U (en) |
-
2020
- 2020-09-18 CN CN202022058073.XU patent/CN213181114U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |