CN217483798U - Elasticity detection device is used in spring production - Google Patents

Abstract

The utility model discloses an elasticity detection device is used in spring production, including force cell sensor, power push rod under casing, rotatory dish of carrying, the gag lever post, driving motor and circular orbit, power push rod, the output is connected with force cell sensor, be used for driving force cell sensor to push down and wait to detect the spring, the reprint dish passes through the carousel bearing and rotates and install on the under casing, the gag lever post is the circumference and distributes on rotatory year dish and carry a set sliding connection with the rotation, the gag lever post can stretch out to rotatory year dish top or shrink in rotatory year dish below, driving motor installs in the under casing and the output carries the dish with the rotation to be connected, be used for the drive rotation to carry a set intermittent type rotation. A plurality of springs to be detected can be placed on the rotary load disk, the rotary load disk is driven to rotate intermittently by the driving motor, the springs to be detected are enabled to move to the lower side of the force cell one by one, the force cell is convenient to detect the springs, the springs can be detected in batches, the feeding and discharging time is reduced, and the detection efficiency is improved.

Description

Elasticity detection device is used in spring production

Technical Field

The utility model relates to a spring production technical field, especially an elasticity detection device is used in spring production.

Background

The spring is a mechanical part which works by utilizing elasticity, the part made of elastic materials deforms under the action of external force and restores to the original shape after the external force is removed, the spring is generally made of spring steel, the types of the spring are complex and various, and the spring mainly comprises a spiral spring, a plate spring, a special-shaped spring and the like according to the shape.

After the spring is produced, the elasticity of the spring needs to be detected, and currently, spring detection equipment is generally adopted to detect the elasticity of the spring. The utility model discloses a chinese utility model patent that publication number is CN213301656U discloses an elasticity detection device is used in spring production, and it includes the base, and the one end outer wall fixed mounting of base has the installation shell, and the bottom inner wall fixedly connected with fixed block of installation shell, the top fixed mounting of fixed block has servo motor, the standing groove has been seted up at the top of base, and the inside of standing groove is provided with the two-way screw rod, the equal spiro union in both ends of two-way screw rod has the centre gripping subassembly, and the centre gripping subassembly includes the slider, threaded hole has been seted up to one side outer wall of slider, and slider and two-way screw rod threaded connection, the equal fixedly connected with cutting of both sides outer wall of slider. Put into fixed frame through the both ends with the spring, then rotatory handle screw rod, the rotatory restriction board that drives of handle screw rod moves down along the both sides inner wall of fixed frame, and when the latch of restriction board bottom fixed the spring extrusion in the bottom of fixed frame inner wall, the spring just was fixed in fixed frame this moment.

The device can only detect the springs by one feeding and discharging, is low in detection speed, particularly wastes time and labor in the detection process under the condition that the springs in large batches need to be detected, is low in efficiency, and is necessary to be improved so as to improve the detection efficiency of the springs in large batches.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide an elasticity detecting apparatus for spring production.

In order to realize the above-mentioned purpose, the utility model provides an elasticity detection device is used in spring production, include:

a spring to be detected;

the force sensor is used for detecting the elasticity of the spring to be detected;

the output end of the power push rod is connected with the force transducer and used for driving the force transducer to press the spring to be detected;

the bottom box is internally provided with a cavity, and the top of the bottom box is provided with an opening;

the rotary carrying disc is positioned right above the opening and is rotatably arranged on the bottom box through a turntable bearing;

the limiting rods are circumferentially distributed on the rotary carrying disc, are connected with the rotary carrying disc in a sliding manner, can extend above the rotary carrying disc or contract below the rotary carrying disc, and are used for being inserted into the spring to be detected so as to limit the spring to be detected to be separated from the rotary carrying disc;

the driving motor is arranged in the bottom box, the output end of the driving motor is connected with the rotary carrying disc, and the driving motor is used for driving the rotary carrying disc to rotate intermittently so as to enable the limiting rods to move to the position right below the force measuring sensor one by one;

the annular track comprises a high-level horizontal section, an inclined downward section, a low-level horizontal section and an inclined upward section which are connected in sequence, wherein the high-level horizontal section is connected with the inclined upward section; the limiting rod moves along the track of the annular track, when the limiting rod is positioned at the high-level horizontal section, the upper end of the limiting rod is positioned above the rotary carrying disc, and when the limiting rod is positioned at the low-level horizontal section, the upper end of the limiting rod is positioned below the rotary carrying disc; the force measuring sensor is positioned right above the high-level horizontal section.

Furthermore, the lower end of the rotary carrying disc is fixed with a guide sleeve which corresponds to the limiting rod one by one, and the limiting rod is slidably mounted in the guide sleeve.

Furthermore, a mounting plate is mounted at the bottom of the limiting rod, universal balls are mounted at the lower end of the mounting plate, and the universal balls are in rolling connection with the annular track.

Furthermore, the limiting rod is sleeved with a pressure spring, the lower end of the pressure spring is abutted to the mounting plate, and the upper end of the pressure spring is abutted to the guide sleeve.

Furthermore, a discharging guide plate is fixed on the bottom box and is positioned right above the low-level horizontal section, and the discharging guide plate is used for guiding the detected springs out of the rotary loading disc.

Furthermore, a lower pressing plate is installed at the output end of the power push rod, and a force measuring sensor is installed on the lower pressing plate.

Furthermore, a protective cover is fixed at the lower end of the lower pressing plate, and the force measuring sensor is located on the inner side of the protective cover.

Compared with the prior art, the technical scheme has the following beneficial effects:

1. a plurality of springs to be detected can be placed on the rotary carrying disc, the rotary carrying disc is driven to rotate intermittently by the driving motor, so that the springs to be detected are moved to the position below the force measuring sensor one by one, the force measuring sensor can detect the springs conveniently, the springs can be detected in batches, the feeding and discharging time is reduced, and the detection efficiency is improved;

2. the limiting rod moves up and down relative to the rotary carrying disc under the guiding action of the annular track, when the rotary carrying disc drives the spring to rotate, the limiting rod is inserted into the spring from the bottom of the spring to play a limiting role before the spring is detected, and the spring cannot be separated from the rotary carrying disc; after the spring detects, the gag lever post contracts in rotatory year dish below, and the spring realizes automatic unloading under the effect of centrifugal force and unloading baffle, need not the manual work and unloads, improves detection efficiency.

Drawings

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

FIG. 2 is a top view of the looped track;

FIG. 3 is a cross-sectional view of an endless track;

fig. 4 is a top view of the present invention;

in the figure, 1, a spring; 2. a force sensor; 3. a power push rod; 4. a bottom case; 5. rotating the carrying disc; 6. a limiting rod; 7. a drive motor; 8. an annular track; 9. an opening; 10. a turntable bearing; 11. a high level horizontal section; 12. inclining to the lower section; 13. a low level horizontal section; 14. an obliquely upward section; 15. a guide sleeve; 16. mounting a plate; 17. a ball transfer unit; 18. a pressure spring; 19. a blanking guide plate; 20. a lower pressing plate; 21. a protective cover; 22. and (4) a bracket.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from those described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not to be limited to the specific embodiments disclosed below.

Referring to fig. 1 to 4, in an embodiment of the present invention, an elasticity detecting device for spring production includes: the device comprises a spring to be detected 1, a force measuring sensor 2, a power push rod 3, a bottom box 4, a rotary carrying disc 5, a limiting rod 6, a driving motor 7 and an annular track 8;

wherein, the power push rods 3 all adopt air cylinders, and other structures can be selected according to requirements, such as hydraulic cylinders, electric push rods and other structures; the spring 1 to be detected is a cylindrical spiral spring, and the force sensor 2 is used for detecting the elasticity of the spring 1 to be detected; the power push rod 3 is arranged on the bottom box 4 through a bracket 22, and the output end of the power push rod 3 is connected with the force measuring sensor 2 and used for driving the force measuring sensor 2 to press down the spring 1 to be detected; a cavity is arranged in the bottom box 4, and an opening 9 is arranged at the top of the bottom box 4, so that the limiting rod 6 can move conveniently; the rotary carrying disc 5 is positioned right above the opening 9 and is rotatably arranged on the bottom box 4 through a turntable bearing 10; the limiting rods 6 are circumferentially distributed on the rotary carrying disc 5, are connected with the rotary carrying disc 5 in a sliding manner, can extend above the rotary carrying disc 5 or contract below the rotary carrying disc 5, and are used for being inserted into the spring 1 to be detected to limit the spring 1 to be detected to be separated from the rotary carrying disc 5; the driving motor 7 is arranged in the bottom box 4, the output end of the driving motor is connected with the rotary carrying disc 5, and the driving motor is used for driving the rotary carrying disc 5 to rotate intermittently so as to enable the limiting rods 6 to move to the position right below the force measuring sensor 2 one by one; the annular track 8 and the rotary carrying disc 5 are coaxially arranged, the annular track 8 comprises a high-position horizontal section 11, an inclined downward section 12, a low-position horizontal section 13 and an inclined upward section 14 which are sequentially connected, the high-position horizontal section 11 is connected with the inclined upward section 14, the height of the low-position horizontal section 13 is lower than that of the high-position horizontal section 11, the height of the inclined downward section 12 is gradually reduced, and the height of the inclined upward section 14 is gradually increased; the limiting rod 6 moves along the track of the annular track 8, when the limiting rod 6 is positioned at the high-level horizontal section 11, the upper end of the limiting rod 6 is positioned above the rotary carrying disc 5, and when the limiting rod 6 is positioned at the low-level horizontal section 13, the upper end of the limiting rod 6 is positioned below the rotary carrying disc 5; the load cell 2 is located directly above the high level horizontal segment 11.

In summary, 10 limiting rods 6 are provided, the driving motor 7 is a stepping motor, the rotating carrying disc 5 is driven to rotate for 36 degrees each time, the limiting rods 6 are driven to move together when the rotating carrying disc 5 rotates, and when the limiting rods 6 move from the inclined upper section 14 to the high-level horizontal section 11, the springs 1 to be detected are manually or mechanically sleeved on the limiting rods 6; when a limiting rod 6 rotates to a position right below the force measuring sensor 2, the power push rod 3 works to drive the force measuring sensor 2 to descend, and the force measuring sensor 2 is in contact with the spring 1 to be detected and presses down the spring 1 to be detected to detect the elasticity of the spring; then the power push rod 3 drives the force measuring sensor 2 to ascend and reset, the driving motor 7 drives the rotary carrying disc 5 to rotate again, the limiting rod 6 moves to the inclined downward section 12, the height of the inclined downward section 12 is gradually reduced, and the limiting rod 6 descends along with the inclined downward section; after the rotary carrying disc 5 rotates again, the limiting rod 6 moves to the low-level horizontal section 13, the top of the limiting rod 6 is lower than the upper end face of the rotary carrying disc 5, the detected spring 1 is separated from the limiting rod 6 and loses the limitation of the limiting rod 6, the rotary carrying disc 5 is separated from the rotary carrying disc 5 by centrifugal force in the rotating process of the rotary carrying disc 5, and discharging is completed.

Further, in order to realize the sliding connection between the limiting rod 6 and the rotary carrying disc 5, guide sleeves 15 which correspond to the limiting rod 6 one by one are fixed at the lower end of the rotary carrying disc 5, and the limiting rod 6 is slidably mounted in the guide sleeves 15. The guide sleeve 15 plays a role in guiding the limiting rod 6, so that the rotary carrying disc 5 can drive the limiting rod 6 to rotate, and the limiting rod 6 can stably and linearly lift relative to the rotary carrying disc 5.

Further, in order to enable the limiting rod 6 to move up and down stably along with the track of the annular track 8, an installation plate 16 is installed at the bottom of the limiting rod 6, a universal ball 17 is installed at the lower end of the installation plate 16, and the universal ball 17 is in rolling connection with the annular track 8. Through universal ball 17 rolling on circular orbit 8, can avoid gag lever post 6 direct and circular orbit 8 contact for gag lever post 6 is under circular orbit 8's direction, steady lift.

Further, in order to enable the universal ball 17 to be in rolling connection with the annular track 8 and avoid the phenomenon that the limiting rod 6 is blocked and cannot lift or the phenomenon that the friction force is large and cannot accurately lift along with the track of the annular track 8, a pressure spring 18 is sleeved on the limiting rod 6, the lower end of the pressure spring 18 is abutted against the mounting plate 16, and the upper end of the pressure spring 18 is abutted against the guide sleeve 15. The pressure spring 18 plays a role in pressing the mounting plate 16 and the limiting rod 6 downwards, so that the universal ball 17 is always in rolling connection with the annular track 8.

Further, in order to facilitate the detection of the spring 1 after the detection, the rotating carrying disc 5 is led out, and meanwhile, the spring 1 is prevented from being scattered in a mess after being thrown out by the rotating carrying disc 5, a blanking guide plate 19 is fixed on the bottom box 4, the blanking guide plate 19 is positioned right above the low-level horizontal section 13, and the blanking guide plate 19 is used for leading out the detected spring 1 from the rotating carrying disc 5. The blanking guide plate 19 plays a role in guiding and blanking, can guide the spring 1 thrown out by the rotary carrying disc 5 to a preset position, and can block the spring 1 standing on the rotary carrying disc 5 without being thrown out, and can lead the spring 1 out along the plate body.

Further, in order to facilitate installation of the load cell 2, a lower pressure plate 20 is installed at the output end of the power push rod 3, and the load cell 2 is installed on the lower pressure plate 20.

Further, in order to avoid the phenomenon that the spring 1 is broken and popped up during detection to accidentally injure a human body, a protective cover 21 is fixed at the lower end of the lower pressure plate 20, and the load cell 2 is positioned on the inner side of the protective cover 21. The protective cover 21 can cover the spring 1 to be detected when descending along with the force sensor 2, and the protective cover 21 covers the spring 1 when the force sensor 2 detects the elasticity of the spring 1 to be detected, so that the accident that the spring 1 pops up is avoided.

In the present embodiment, all electrical components are connected to their adapted power supplies through wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, specific connections and control sequences, and reference should be made to the following working principles in which electrical connections are completed between the electrical components in sequence.

All possible combinations of the technical features in the above embodiments may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.

Claims (7)

1. An elasticity detecting device for spring production, comprising:

a spring to be detected;

the force sensor is used for detecting the elasticity of the spring to be detected;

the output end of the power push rod is connected with the force transducer and used for driving the force transducer to press the spring to be detected;

it is characterized by also comprising:

the bottom box is internally provided with a cavity, and the top of the bottom box is provided with an opening;

the rotary carrying disc is positioned right above the opening and is rotatably arranged on the bottom box through a turntable bearing;

the limiting rods are circumferentially distributed on the rotary carrying disc, are connected with the rotary carrying disc in a sliding manner, can extend above the rotary carrying disc or contract below the rotary carrying disc, and are used for being inserted into the spring to be detected so as to limit the spring to be detected to be separated from the rotary carrying disc;

the driving motor is arranged in the bottom box, the output end of the driving motor is connected with the rotary carrying disc, and the driving motor is used for driving the rotary carrying disc to rotate intermittently so as to enable the limiting rods to move to the position right below the force measuring sensor one by one;

the annular track comprises a high-level horizontal section, an inclined downward section, a low-level horizontal section and an inclined upward section which are sequentially connected, wherein the high-level horizontal section is connected with the inclined upward section; the limiting rod moves along the track of the annular track, when the limiting rod is positioned at the high-level horizontal section, the upper end of the limiting rod is positioned above the rotary carrying disc, and when the limiting rod is positioned at the low-level horizontal section, the upper end of the limiting rod is positioned below the rotary carrying disc; the force sensor is positioned right above the high-level horizontal section.

2. The elasticity detection device for spring production according to claim 1, wherein the lower end of the rotary carrying disc is fixed with guide sleeves corresponding to the limiting rods one by one, and the limiting rods are slidably mounted in the guide sleeves.

3. The elasticity detection device for spring production according to claim 2, wherein a mounting plate is mounted at the bottom of the limiting rod, a universal ball is mounted at the lower end of the mounting plate, and the universal ball is in rolling connection with the annular track.

4. The elasticity detection device is used in spring production according to claim 3, characterized in that, the gag lever post is equipped with the pressure spring on the cover, and the pressure spring lower extreme is with the mounting panel butt, and the pressure spring upper end is with the uide bushing butt.

5. The elasticity detecting device for spring production according to claim 1, wherein a blanking guide plate is fixed on the bottom box and is positioned right above the low-level horizontal section, and the blanking guide plate is used for guiding the detected spring out of the rotary carrying disc.

6. The elasticity detection device for spring production according to claim 1, wherein a lower pressing plate is installed at the output end of the power push rod, and the load cell is installed on the lower pressing plate.

7. The elasticity detection device for spring production according to claim 6, wherein a protective cover is fixed to the lower end of the lower pressure plate, and the load cell is located inside the protective cover.

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