CN214843376U

CN214843376U - Spring quality detection device

Info

Publication number: CN214843376U
Application number: CN202121050997.3U
Authority: CN
Inventors: 周玉玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-11-23
Anticipated expiration: 2031-05-17

Abstract

A spring quality detection device comprises a device base, a lifting seat, a pushing mechanism, a sliding plate, a first spring hook and a second spring hook, and is characterized in that the device base is connected with the lifting seat, and the lifting seat is positioned on the surface of the device base; the pushing mechanism is arranged above the side surface of the lifting seat, and the pushing mechanism is provided with a hand wheel; the sliding plate is connected with the lifting seat in a sliding manner and is positioned below the pushing mechanism; the pushing mechanism is connected with the sliding plate through a first bearing; the first spring drag hook is connected with the pushing mechanism through a bolt; the second spring hook is connected with the sliding plate through a bolt and is positioned at a position which is relatively vertical to the first spring hook; the device can measure the free height, the size, the detection spring straightness that hangs down, the tensile strength of spring, elasticity detection well, saving use cost that can be fine, the efficiency that improves the detection.

Description

Spring quality detection device

Technical Field

The utility model relates to a spring quality testing field specifically is a spring quality detection device.

Background

The spring is a mechanical part which works by utilizing elasticity, is complex and various in types and mainly comprises a spiral spring, a volute spiral spring, a plate spring, a special-shaped spring and the like according to the shape; the spring has the advantages of good damping effect, small resonance field, long service life, low cost, good cold resistance, excellent air tightness and water resistance, and is the best choice for damping, and the detection device for the spring elasticity is a device for detecting whether the spring elasticity reaches the standard or not. At present when carrying out the elasticity of spring and examining, divide into two kinds of modes mostly, one kind is artifical directly to detect, and another kind adopts comparatively complicated equipment to detect, and the former can't detect out the spring parameter, and the latter then is comparatively troublesome, and uses the cost higher, the utility model provides a spring quality detection device solves foretell problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a spring quality detection device is provided, the problem of proposing in the above-mentioned background art can effectively be solved.

In order to solve the above problems, the utility model adopts the following technical proposal: a spring quality detection device comprises a device base, a lifting seat, a pushing mechanism, a sliding plate, a first spring hook and a second spring hook, and is characterized in that the device base is connected with the lifting seat, and the lifting seat is positioned on the surface of the device base; the pushing mechanism is arranged above the side surface of the lifting seat, and the pushing mechanism is provided with a hand wheel; the sliding plate is connected with the lifting seat in a sliding manner and is positioned below the pushing mechanism; the pushing mechanism is connected with the sliding plate through a first bearing; the first spring drag hook is connected with the pushing mechanism through a bolt; the second spring hook is connected with the sliding plate through a bolt, and the second spring hook is positioned at the position, which is relatively vertical to the first spring hook.

As a further preferred scheme of the utility model, the device base is connected with the lifting platform through bolts and is provided with ground feet and a sliding plate groove; the ground feet are positioned at the bottom of the base; the slide plate groove is located on the surface of the base, and the size of the slide plate groove is equal to that of the slide plate.

As a further preferable scheme of the utility model, the lifting seat is connected with the pushing mechanism through bolts and is provided with a slide rail and a graduated scale; the sliding rail is sleeved with the sliding plate in a sliding manner; the graduated scale is installed on the side of lift seat, and the graduated scale is located the perpendicular of slide rail place face.

As a further preferable scheme of the utility model, a screw rod, a threaded sleeve, a worm wheel and a worm are arranged inside the pushing mechanism; the screw rod vertically penetrates through the pusher structure, and the bottom of the screw rod is sleeved with the first bearing; the screw sleeve is arranged at the bottom of the pusher structure and is in threaded connection with the screw rod; the worm wheel is rotationally connected with the screw rod and is positioned above the screw sleeve; the worm wheel is provided with an inner gear ring and an outer gear ring; two ends of the worm are provided with second bearings, and one end of the worm is connected with a hand wheel bayonet lock; the worm is rotationally connected with the worm wheel.

As a further preferable scheme of the utility model, a limiting part is arranged at the top of the screw rod, and the screw rod, the screw sleeve and the worm wheel have the same axle center; the worm wheel and the worm are positioned on the same level.

As a further preferable scheme of the utility model, the inner gear ring of the worm wheel is rotationally connected with the screw rod; the outer gear ring of the worm wheel is rotationally connected with the worm; the second bearings are installed at both sides of the push mechanism.

As a further preferable scheme of the utility model, the material of the screw rod and the worm is 45 # steel; the worm wheel is made of tin-phosphor bronze.

As a further preferable scheme of the present invention, the upper part of the sliding plate is sleeved with the first bearing; the side surface of the sliding plate is provided with a vernier; the vernier is connected with the sliding plate through screws, and the vernier is attached to the lifting seat.

Compared with the prior art, the utility model provides a spring quality detection device possesses following beneficial effect:

the device can well measure the free height and the size of the spring, detect the verticality of the spring, the tensile strength of the spring and the elasticity detection; the device adopts a worm gear transmission structure, improves the transmission efficiency, has certain self-locking property and ensures that the transmission efficiency is kept unchanged in a static state; the device's hob, worm adopt 45 steel, have fine intensity and anti deformability, and the device's worm wheel adopts tin phosphor bronze, has corrosion-resistant, stand wear and tear, fatigue strength's performance, can guarantee measuring precision and durability when using to practice thrift the cost, improve detection efficiency.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the structure of the three-dimensional part of the present invention;

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

FIG. 4 is a right side schematic view of the present invention;

FIG. 5 is a schematic view of a worm gear configuration;

wherein: 1. the device comprises a device base, 101, feet, 102, a sliding plate groove, 2, a lifting seat, 201, a sliding rail, 202, a graduated scale, 3, a pushing mechanism, 301, a screw rod, 302, a threaded sleeve, 303, a worm wheel, 304, a worm, 4, a sliding plate, 401, a vernier scale, 5, a hand wheel, 6, a first spring hook, 7, a second spring hook, 8, a first bearing, 9, a second bearing, 10, a limiting part, 11, an inner gear ring, 12 and an outer gear ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the utility model provides a spring quality detection device, which comprises a device base 1, a lifting seat 2, a pushing mechanism 3, a sliding plate 4, a first spring hook 6 and a second spring hook 7, and is characterized in that the device base 1 is connected with the lifting seat 2, and the lifting seat 2 is positioned on the surface of the device base 1; the pushing mechanism 3 is arranged above the side surface of the lifting seat 2, and the pushing mechanism 3 is provided with a hand wheel 5; the sliding plate 4 is connected with the lifting seat 2 in a sliding manner, and the sliding plate 4 is positioned below the pushing mechanism 3; the pushing mechanism 3 is connected with the sliding plate 4 through a first bearing 8; the first spring drag hook 6 is connected with the pushing mechanism 3 through a bolt; the second spring hook 7 is connected with the sliding plate 4 through a bolt, and the second spring hook 7 is positioned at the position, which is relatively vertical, of the first spring hook 6.

As a further preferable scheme of the present invention, the device base 1 is connected with the lifting platform by bolts, and the device base 1 is provided with feet 101 and a sliding plate groove 102; the ground feet 101 are positioned at the bottom of the base; the slide plate slot 102 is located on the base surface and the size of the slide plate slot 102 is equal to the size of the slide plate 4.

As a further preferred scheme of the present invention, the lifting seat 2 is connected with the pushing mechanism 3 by bolts, and the lifting seat 2 is provided with a slide rail 201 and a graduated scale 202; the sliding rail 201 is sleeved with the sliding plate 4 in a sliding manner; the graduated scale 202 is installed on the side surface of the lifting seat 2, and the graduated scale 202 is located on the vertical surface of the surface where the sliding rail 201 is located.

As a further preferable scheme of the present invention, a screw rod 301, a threaded sleeve 302, a worm gear 303, and a worm 304 are arranged inside the pushing mechanism 3; the screw rod 301 vertically penetrates through the pushing mechanism 3, and the bottom of the screw rod 301 is sleeved with the first bearing 8; the screw sleeve 302 is arranged at the bottom of the pushing mechanism 3, and the screw sleeve 302 is in threaded connection with the screw rod 301; the worm gear 303 is rotatably connected with the screw rod 301, and the worm gear 303 is positioned above the screw sleeve 302; the worm wheel 303 is provided with an inner gear ring 11 and an outer gear ring 12; two ends of the worm 304 are provided with second bearings 9, and one end of the worm 304 is connected with a bayonet lock of the hand wheel 5; the worm 304 is rotatably connected to the worm wheel 303.

As a further preferable scheme of the present invention, a limiting member 10 is disposed at the top of the screw rod 301, and the screw rod 301, the screw sleeve 302 and the worm wheel 303 have the same axis; the worm gear 303 is located on the same level as the worm 304.

As a further preferable scheme of the present invention, the inner gear ring 11 of the worm gear 303 is rotatably connected to the screw rod 301; the outer gear ring 12 of the worm wheel 303 is rotationally connected with the worm 304; said second bearings 9 are mounted on both sides of the push organ 3.

As a further preferable scheme of the present invention, the material of the screw rod 301 and the worm 304 is 45 # steel; the worm gear 303 is made of tin-phosphor bronze.

As a further preferable scheme of the present invention, the upper part of the sliding plate 4 is sleeved with the first bearing 8; the side surface of the sliding plate 4 is provided with a vernier 401; the vernier 401 is in screw connection with the sliding plate 4, and the vernier 401 is attached to the lifting seat 2.

As a specific embodiment 1 of the present invention, the assembling step of the device is to first install the pushing mechanism 3 on the lifting seat 2, then the spiral rod 301 of the pushing mechanism 3 is sleeved in the inner ring of the first bearing 8, then the sliding plate 4 is installed on the sliding rail 201 of the lifting seat 2, so that the vernier 401 on the sliding plate 4 is attached to the lifting seat 2, and the vernier 401 is located near the scale 202, then the sliding plate 4 is sleeved with the outer ring of the first bearing 8, then the lifting seat 2 is installed on the surface of the device base 1, thereby rotating the hand wheel 5 on the pushing mechanism 3 to make the spiral rod 301 push the sliding plate 4, and the sliding plate 4 is pushed onto the sliding plate groove 102 on the device base 1 to detect the verticality of the device, so as to complete the assembling.

As a specific embodiment of the present invention 2, firstly, the spring to be tested is fixed on the first spring hook 6, and the spring is observed to be vertical, then the other end of the spring is fixed on the second spring 7, the hand wheel 5 is rotated to adjust the position of the sliding plate 4 to make the spring in a slightly stressed state but not deformed state, then the reading of the upper scale 401 of the sliding plate 4 is recorded through the graduated scale 202, and the free height of the spring is measured, after the recording is completed, the hand wheel 5 is rotated to slide the sliding plate 4 downwards, so that the spring is stretched, the length of the sliding plate 4 sliding downwards is changed according to different types and the maximum tensile standard of the spring with different lengths, the tested spring is repeatedly stretched back and forth according to the maximum tensile range of the tested spring, whether the spring is deformed and whether the steel wire of the spring cracks appear or not is observed in each round trip, and the test is finished, And the fatigue resistance degree of the spring is repeatedly measured back and forth for multiple times by the sliding plate 4, and the state of the spring is recorded in the process, if the spring is not changed, the spring is qualified.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. A spring quality detection device comprises a device base (1), a lifting seat (2), a pushing mechanism (3), a sliding plate (4), a first spring hook (6) and a second spring hook (7), and is characterized in that the device base (1) is connected with the lifting seat (2), and the lifting seat (2) is positioned on the surface of the device base (1); the pushing mechanism (3) is arranged above the side surface of the lifting seat (2), and the pushing mechanism (3) is provided with a hand wheel (5); the sliding plate (4) is connected with the lifting seat (2) in a sliding manner, and the sliding plate (4) is positioned below the pushing mechanism (3); the pushing mechanism (3) is connected with the sliding plate (4) through a first bearing (8); the first spring drag hook (6) is connected with the pushing mechanism (3) through a bolt; the second spring hook (7) is connected with the sliding plate (4) through a bolt, and the second spring hook (7) is located at the position, vertical to the first spring hook (6), of the first spring hook.

2. The spring quality detection device according to claim 1, characterized in that the device base (1) is connected with a lifting platform through bolts, and the device base (1) is provided with a ground pin (101) and a sliding plate groove (102); the ground feet (101) are positioned at the bottom of the base; the sliding plate groove (102) is positioned on the surface of the device base (1), and the size of the sliding plate groove (102) is equal to that of the sliding plate (4).

3. The spring quality detection device according to claim 1, wherein the lifting seat (2) is connected with the pushing mechanism (3) through a bolt, and the lifting seat (2) is provided with a slide rail (201) and a graduated scale (202); the sliding rail (201) is in sliding sleeve connection with the sliding plate (4); the graduated scale (202) is arranged on the side face of the lifting seat (2), and the graduated scale (202) is positioned on the vertical face of the face where the sliding rail (201) is positioned.

4. The spring quality detection device according to claim 1, wherein a screw rod (301), a threaded sleeve (302), a worm wheel (303) and a worm (304) are arranged inside the pushing mechanism (3); the spiral rod (301) vertically penetrates through the pushing mechanism (3), and the bottom of the spiral rod (301) is sleeved with the first bearing (8); the screw sleeve (302) is arranged at the bottom of the pushing mechanism (3), and the screw sleeve (302) is in threaded connection with the screw rod (301); the worm wheel (303) is rotatably connected with the screw rod (301), and the worm wheel (303) is positioned above the screw sleeve (302); the worm wheel (303) is provided with an inner gear ring (11) and an outer gear ring (12); two ends of the worm (304) are provided with second bearings (9), and one end of the worm (304) is connected with a bayonet lock of the hand wheel (5); the worm (304) is rotationally connected with the worm wheel (303).

5. The spring quality detection device according to claim 4, wherein a limit piece (10) is arranged at the top of the screw rod (301), and the screw rod (301) is coaxial with the screw sleeve (302) and the worm wheel (303); the worm wheel (303) and the worm (304) are positioned on the same level.

6. A spring quality detection device according to claim 4, characterized in that the inner gear ring (11) of the worm wheel (303) is rotationally connected with the screw rod (301); the outer gear ring (12) of the worm wheel (303) is rotationally connected with the worm (304); the second bearings (9) are arranged on two sides of the pushing mechanism (3).

7. The spring quality detection device according to claim 4, wherein the screw rod (301) and the worm (304) are made of 45-grade steel; the worm wheel (303) is made of tin-phosphor bronze.

8. A spring quality testing device according to claim 1, wherein the sliding plate (4) is sleeved with the first bearing (8) above; a vernier (401) is arranged on the side surface of the sliding plate (4); vernier (401) and sliding plate (4) screwed connection, and vernier (401) and lift seat (2) laminating.