CN219301574U - Powder metallurgy brake pad blank pressing height gauge - Google Patents

Abstract

The utility model discloses a powder metallurgy brake pad blank pressing height gauge which comprises a base, wherein the top of the base is fixedly connected with a shell, the outer wall of one side of the shell is provided with a lifting opening, an electric push rod is arranged above the base, the output end of the electric push rod is fixedly connected with a cross rod, one end of the cross rod penetrates through the lifting opening and is fixedly connected with a vertical pipe, the inner wall of the vertical pipe is fixedly connected with a pressure sensor, the bottom of the pressure sensor is fixedly connected with a feeler lever, the feeler lever is in matched connection with the vertical pipe, and one end of the cross rod, which is far away from the vertical pipe, is fixedly connected with a displacement sensor. The utility model relates to the technical field of metallurgical product inspection tools, and solves the problems that in the prior art, a vernier caliper or a height gauge is generally adopted for detecting a metallurgical brake shoe blank, the efficiency is low, a large amount of manpower is required to be input for meeting production requirements, errors may exist in manual measurement, and the product qualification rate is low.

Description

Powder metallurgy brake pad blank pressing height gauge

Technical Field

The utility model relates to the technical field of metallurgical product gauge, in particular to a gauge for the height of a pressed blank of a powder metallurgy brake pad.

Background

The powder metallurgy brake pad is characterized in that a friction block is prepared by adopting a powder metallurgy process, and then the friction block is assembled with other parts on a steel back to obtain the brake pad, and the brake pad is mainly provided with an iron-based brake pad and a copper-based brake pad, so that abrasion is large in a train running process, and the brake pad is a core key part of a rail transit vehicle.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a powder metallurgy brake pad pressing height gauge, which solves the problems that in the prior art, a vernier caliper or a height gauge is generally adopted for detecting the metallurgy brake pad pressing, the efficiency is low, a large amount of manpower is required to be input to meet the production requirement, errors can exist in manual measurement, and the product qualification rate is low.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides a utensil is examined to powder metallurgy brake shoe blank pressing height, includes the base, the top fixedly connected with casing of base, the lift mouth has been seted up to one side outer wall of casing, the top of base is provided with electric putter, electric putter's output fixedly connected with horizontal pole, the one end of horizontal pole runs through the lift mouth to fixedly connected with standpipe, the inner wall fixedly connected with pressure sensor of standpipe, pressure sensor's bottom fixedly connected with feeler lever, feeler lever and standpipe cooperation are connected, the one end fixedly connected with displacement sensor of standpipe is kept away from to the horizontal pole, displacement sensor's bottom is passed through dead lever and base fixed connection, the one end cooperation that the horizontal pole is close to displacement sensor is connected with the slide bar, the both ends of slide bar respectively with base and casing fixed connection, the top fixedly connected with controller of casing, the controller respectively with electric putter, pressure sensor and displacement sensor electricity are connected.

Preferably, the bottom fixedly connected with screw thread seat of electric putter, the bottom equidistance grafting of screw thread seat has the gag lever post, the bottom and the base fixed connection of gag lever post, the outer wall threaded connection of screw thread seat has the rotation pipe, the rotation pipe rotates with the base to be connected, the outer wall fixedly connected with gear of rotation pipe, the outer wall meshing of gear is connected with drive assembly, the one end fixedly connected with servo motor of gear is kept away from to drive assembly, servo motor is connected with the controller electricity, servo motor and base fixed connection.

Preferably, the shell is close to the outer wall both sides of standpipe and all is provided with the pilot lamp, the pilot lamp is connected with the controller electricity.

Preferably, a rotary disk is arranged below the vertical pipe, a gravity sensing assembly is arranged inside the rotary disk, the gravity sensing assembly is electrically connected with the controller, and the rotary disk is rotationally connected with the base.

Preferably, the outer wall of one side of the shell, which is far away from the vertical pipe, is provided with a power supply.

The utility model provides a powder metallurgy brake pad blank pressing height gauge. The beneficial effects are as follows: this utensil is examined to high embryo of powder metallurgy brake pad pressure, through the cooperation between base, electric putter, horizontal pole, standpipe, pressure sensor, feeler lever, displacement sensor, slide bar and the controller, realize pressing the accurate measurement of embryo height to the brake pad, the degree of automation of examining the utensil is higher, can improve the measurement of embryo height to the brake pad pressure, need not to input a large amount of manpowers and can satisfy the production demand, can also reduce artificial measuring error simultaneously, the effectual product percent of pass that has improved.

Through the cooperation between base, pivoted tube, gag lever post, screw thread seat, gear, drive assembly, servo motor and the controller, realize the automatically regulated to electric putter height to make and examine the brake lining blank pressing of utensil can detect different co-altitude, make the application scope who examines the utensil wider.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the present utility model;

FIG. 3 is a schematic view of the structure of the rotation tube, transmission assembly and stop lever of FIG. 1;

FIG. 4 is a schematic view of the screw seat, gear and electric putter of FIG. 1;

FIG. 5 is a schematic diagram of the standpipe, feeler lever and pressure sensor of FIG. 1.

In the figure: 1. the device comprises a base, 2, a shell, 3, an electric push rod, 4, a lifting opening, 5, a cross rod, 6, a vertical pipe, 7, a pressure sensor, 8, a feeler lever, 9, a fixed rod, 10, a displacement sensor, 11, a slide rod, 12, a controller, 13, a rotating pipe, 14, a limit rod, 15, a screw seat, 16, a gear, 17, a transmission component, 18, a servo motor, 19, a power supply, 20, an indicator lamp, 21, a rotating disk, 22 and a gravity sensing component.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the prior art, a vernier caliper or a height gauge is generally adopted for detecting the metallurgical brake pad pressing blank, so that the efficiency is low, a large amount of manpower is required to be input for meeting production requirements, errors can exist in manual measurement, and the product qualification rate is low.

In view of the above, the utility model provides a powder metallurgy brake pad blank pressing height gauge, which realizes accurate measurement of the brake pad blank pressing height through cooperation among a base, an electric push rod, a cross rod, a vertical pipe, a pressure sensor, a feeler lever, a displacement sensor, a slide bar and a controller, has higher degree of automation, improves the brake pad blank pressing height measurement efficiency, can meet production requirements without inputting a large amount of manpower, reduces errors of manual measurement, and can effectively improve the product percent of pass.

All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.

As can be seen from fig. 1 to 5, a powder metallurgy brake pad blank height gauge comprises a base 1, the base 1 is used for fixing a gauge component, a shell 2 is fixedly connected to the top of the base 1, the shell 2 is used for protecting and fixing the gauge component, a lifting opening 4 is formed in the outer wall of one side of the shell 2, an electric push rod 3 is arranged above the base 1, a cross rod 5 is fixedly connected to the output end of the electric push rod 3, one end of the cross rod 5 penetrates through the lifting opening 4 and is fixedly connected with a vertical pipe 6, a pressure sensor 7 is fixedly connected to the inner wall of the vertical pipe 6, the pressure sensor 7 is used for sensing pressure signals and transmitting the pressure signals to a controller 12, a contact rod 8 is fixedly connected to the bottom of the pressure sensor 7, the contact rod 8 is used for conducting the pressure signals to the pressure sensor 7 after contacting with the pressure blanks, the contact rod 8 is connected with the vertical pipe 6 in a matched manner, one end of the cross rod 5 far away from the vertical pipe 6 is fixedly connected with a displacement sensor 10, the displacement sensor 10 is used for measuring the moving distance of the cross rod 5 and transmitting measured data to the controller 12, the bottom of the displacement sensor 10 is fixedly connected with the base 1 through the fixing rod 9, the bottom of the cross rod 5 is fixedly connected with the base 1, the electric push rod 5 is fixedly connected with the electric push rod 11 and the controller 11 is connected with the two ends of the controller 12 in a matched manner with the shell 11 and the top of the controller 12, the controller 11 is connected with the two ends of the electric push rod 11 and the controller 12 are respectively, the controller is connected with the top of the controller 11 and the pressure sensor is used for transmitting the pressure signals and the pressure signals 12;

in particular, it should be pointed out that the base 1 is used for fixing the components, the shell 2 is used for protecting and fixing the components, the vertical tube 6 is used for fixing the pressure sensor 7 and the feeler lever 8, the pressure sensor 7 is used for sensing pressure signals and transmitting the pressure signals to the controller 12, the feeler lever 8 is used for transmitting the pressure signals to the pressure sensor 7 after contacting with the pressing embryo when detecting the height of the pressing embryo, the lifting of the pressure sensor 7 and the feeler lever 8 is realized through the coordination among the electric push rod 3, the lifting opening 4, the cross rod 5 and the vertical tube 6, the displacement sensor 10 is used for measuring the moving distance of the cross rod 5 and transmitting measured data to the controller 12, the slide rod 11 is used for keeping stable during the lifting of the cross rod 5, the controller 12 is used for issuing commands and receiving the measured signals, the coordination among the base 1, the electric push rod 3, the cross rod 5, the vertical tube 6, the pressure sensor 7, the feeler lever 8, the displacement sensor 10, the slide rod 11 and the controller 12 is used for receiving, the brake lining blank pressing is placed at the bottom of the feeler lever 8, the electric push rod 3 is controlled by the controller 12 to drive the cross rod 5 to move downwards, after the bottom of the feeler lever 8 is contacted with the brake lining blank pressing, the pressure is transmitted to the pressure sensor 7, the pressure sensor 7 transmits a pressure signal to the controller 12, the controller 12 stops the movement of the electric push rod 3, meanwhile, the displacement sensor 10 measures the movement distance of the cross rod 5 and transmits measured data to the controller 12, the controller 12 converts the measured data and displays the converted brake lining blank pressing height in the liquid crystal screen, thereby realizing the accurate measurement of the brake lining blank pressing height, the automation degree of the gauge is higher, the measurement efficiency of the brake lining blank pressing height is improved, the production requirement can be met without inputting a large amount of manpower, meanwhile, errors of manual measurement are reduced, and the product qualification rate can be effectively improved, wherein specific models of the electric push rod 3, the pressure sensor 7, the displacement sensor 10 and the controller 12 are not limited, and the use requirements are met;

further, a thread seat 15 is fixedly connected to the bottom of the electric push rod 3, the thread seat 15 is used for fixing the electric push rod 3, a limiting rod 14 is inserted at equal intervals into the bottom of the thread seat 15, the limiting rod 14 is used for limiting the thread seat 15, the bottom of the limiting rod 14 is fixedly connected with the base 1, a rotating pipe 13 is connected to the outer wall of the thread seat 15 in a threaded manner, the rotating pipe 13 is rotationally connected with the base 1, a gear 16 is fixedly connected to the outer wall of the rotating pipe 13, a transmission assembly 17 is connected to the outer wall of the gear 16 in a meshed manner, a servo motor 18 is fixedly connected to one end, far away from the gear 16, of the transmission assembly 17, and the servo motor 18 is electrically connected with the controller 12, and the servo motor 18 is fixedly connected with the base 1;

in a specific implementation process, it is worth particularly pointing out that the screw seat 15 is used for fixing the electric push rod 3, the limiting rod 14 is used for limiting the screw seat 15, the lifting of the screw seat 15 is realized through the cooperation among the base 1, the rotating tube 13, the limiting rod 14 and the screw seat 15, so that the height position of the electric push rod 3 is adjusted, the gauge can be suitable for the detection of brake lining pressing blanks with different heights, the application range of the gauge is wider, the servo motor 18 is driven through the controller 12 by the cooperation among the rotating tube 13, the gear 16, the transmission assembly 17, the servo motor 18 and the controller 12, the rotating tube 13 is rotated under the action of the gear 16 and the transmission assembly 17, and the height position of the electric push rod 3 is automatically adjusted, wherein the specific model of the servo motor 18 is not limited, and the use requirement is met;

further, the two sides of the outer wall of the shell 2, which is close to the vertical pipe 6, are respectively provided with an indicator lamp 20, and the indicator lamps 20 are electrically connected with the controller 12;

in a specific implementation process, it is worth particularly pointing out that after the height of the brake pad pressing blank is measured, the controller 12 compares the height value with the standard value, when the height of the brake pad pressing blank meets the production standard, the indicator lamps 20 on two sides are displayed green, when the height is lower than the production standard requirement, the indicator lamps 20 on one side are displayed red, when the height is higher than the production standard requirement, the indicator lamps 20 on the other side are displayed red, so that the brake pad pressing blank can be conveniently sorted by workers, wherein the specific model of the indicator lamps 20 is not limited, and the use requirement can be met;

further, a rotary disk 21 is arranged below the vertical pipe 6, the rotary disk 21 is used for placing brake pad blanks, a gravity sensing assembly 22 is arranged in the rotary disk 21, the gravity sensing assembly 22 is electrically connected with the controller 12, and the rotary disk 21 is rotationally connected with the base 1;

in a specific implementation process, it is worth particularly pointing out that the rotating disc 21 is used for placing the brake pad pressing blanks, and rotates when the brake pad pressing blanks measure brake blocks at different positions, so that the brake pad pressing blanks are convenient for operators to operate, after the brake pad pressing blanks are placed on the rotating disc 21, the gravity sensing assembly 22 transmits sensing signals to the controller 12, the controller 12 automatically measures the height of the brake pad pressing blanks, the automation degree of the gauge is higher, the operation steps of the operators are reduced, the specific model of the gravity sensing assembly 22 is not limited, and the use requirement is met;

further, a power supply 19 is arranged on the outer wall of one side of the shell 2 far away from the vertical pipe 6, and the power supply 19 is used for protecting a detection tool circuit and controlling the on-off of the detection tool;

in a specific implementation process, it is worth particularly pointing out that the power supply 19 is used for protecting the checking fixture circuit and controlling the on-off of the checking fixture at the same time, wherein the specific model of the power supply 19 is not limited, and the use requirement can be met;

specifically, when the powder metallurgy brake shoe pressing height gauge is used, a height standard value of a brake shoe pressing is input into a controller 12, a servo motor 18 is controlled by the controller 12, a rotary pipe 13 is driven to rotate, an electric push rod 3 is adjusted to a proper height position, the controller 12 calculates the distance between the bottom of a touch rod 8 and a rotary disk 21 according to the telescopic rod position of a displacement sensor 10, the initial height of the touch rod 8 is recorded, a brake shoe pressing is placed above the rotary disk 21, a gravity sensing assembly 22 receives the pressure exerted by the brake shoe pressing and transmits a signal to the controller 12, the controller 12 automatically controls an electric push rod 3 to drive a cross rod 5 to move downwards, after the bottom of the touch rod 8 is contacted with the brake shoe pressing, the touch rod 8 transmits the pressure to a pressure sensor 7, the pressure sensor 7 transmits the signal to the controller 12, the controller 12 stops the movement of the electric push rod 3, meanwhile, the movement distance of the feeler lever 8 is calculated according to the comparison between the position of the telescopic lever and the initial position fed back by the displacement sensor 10, the movement distance is subtracted from the initial height of the feeler lever 8, the height of the pressing embryo of the brake pad is obtained, the measurement of the height of the pressing embryo of the brake pad is completed, the controller 12 compares the measured height of the pressing embryo of the brake pad with the height standard value, when the production standard is met, the indicator lamps 20 on two sides are green, when the production standard is met, the indicator lamps 20 on one side are red, when the production standard is met, the indicator lamps 20 on the other side are red, the staff sorts the pressing embryo of the brake pad according to the display states of the indicator lamps 20, and the base 1, the electric push rod 3, the cross rod 5, the vertical tube 6, the pressure sensor 7, the feeler lever 8 and the displacement sensor 10, the cooperation between slide bar 11 and the controller 12 realizes the accurate measurement to brake block blank pressing height, and the degree of automation of examining the utensil is higher, improves the high measurement efficiency to brake block blank pressing, need not to throw into a large amount of manpowers and can satisfy the production demand, reduces artificial measuring error simultaneously, can effectively improve the product percent of pass.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a utensil is examined to powder metallurgy brake block blank pressing height, includes base (1), its characterized in that: the utility model discloses a high-speed electric power generation device, including base (1), electric putter (3), stand (1), pressure sensor (7), stand (6), stand (7), pressure sensor (7), stand (8) and stand (6) cooperation are connected to the bottom fixedly connected with feeler lever (8), stand (6) cooperation is connected to one end fixedly connected with displacement sensor (10) of one side outer wall, the one end fixedly connected with displacement sensor (10) of stand (6) are kept away from to the bottom of displacement sensor (10), the one end cooperation that displacement sensor (10) are close to displacement sensor (10) is connected with (11) through dead lever (9) and base (1) fixedly connected with of base, the both ends of horizontal lever (5), stand (6) are respectively with base (1) and casing (2) fixedly connected with pressure sensor (7), electric power generation device (12) and slide bar (12) are connected with displacement sensor (12) respectively.

2. The powder metallurgy brake pad pressing height gauge according to claim 1, wherein: the bottom fixedly connected with screw thread seat (15) of electric putter (3), peg graft in the bottom equidistance of screw thread seat (15) has gag lever post (14), the bottom and the base (1) fixed connection of gag lever post (14), the outer wall threaded connection of screw thread seat (15) has rotation pipe (13), rotation pipe (13) are connected with base (1) rotation, the outer wall fixedly connected with gear (16) of rotation pipe (13), the outer wall meshing of gear (16) is connected with drive assembly (17), one end fixedly connected with servo motor (18) of gear (16) are kept away from to drive assembly (17), servo motor (18) are connected with controller (12) electricity, servo motor (18) and base (1) fixed connection.

3. The powder metallurgy brake pad pressing height gauge according to claim 1, wherein: the shell (2) is close to both sides of the outer wall of the standpipe (6) and is provided with an indicator lamp (20), and the indicator lamp (20) is electrically connected with the controller (12).

4. The powder metallurgy brake pad pressing height gauge according to claim 1, wherein: the lower part of standpipe (6) is provided with rotary disk (21), the inside of rotary disk (21) is provided with gravity sensing subassembly (22), gravity sensing subassembly (22) are connected with controller (12) electricity, rotary disk (21) are connected with base (1) rotation.

5. The powder metallurgy brake pad pressing height gauge according to claim 1, wherein: the outer wall of one side of the shell (2) far away from the vertical pipe (6) is provided with a power supply (19).

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