Spring elastic force testing tool

Abstract

The utility model discloses a spring elasticity testing tool, and belongs to the technical field of spring testing. A spring elasticity testing tool comprises a base with a support installed on the top, and further comprises a transverse plate installed on the support, a tension assembly used for stretching a spring is arranged on the transverse plate, and a lifting piece used for driving the transverse plate to do lifting motion is arranged on the support; the two protection plates are installed on the base in a sliding mode, and a driving part is arranged on the base; according to the utility model, through the cooperation of the electric telescopic rod, the transverse plate and the elastic band, the two protection plates can be synchronously driven to define a tubular space for wrapping the spring when the spring is stretched, so that the safety of the spring testing process can be greatly improved, and the damage to surrounding people and objects caused by the fracture of the spring can be avoided; and safe production of enterprises is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to spring test technical field especially relates to a spring elasticity test frock. BACKGROUND

[0002] Spring is a kind of mechanical parts using elasticity to work, and the parts made of elastic material are deformed under the action of external force, and restore to the original state after removing the external force, before spring factory, the various indexes of spring need to be detected, and the spring elasticity test is one of the important detection projects, so as to determine whether the produced spring meets the standard.

[0003] At present, in the spring test process, workers usually hang the top end of the spring to be detected on the hook of the output end of the electric telescopic rod, and the bottom end of the spring is hung on the hook of the workbench, so that the spring is in a vertical state, then the electric telescopic rod is started to stretch the spring, and then the elasticity of the spring is tested whether it meets the standard.

[0004] However, in the process of spring deformation under force, when the force received by some spring with substandard elasticity exceeds its yield strength, the spring may be broken and broken, which may easily cause damage to people and objects around, thereby reducing the safety of the spring test process and being not conducive to the safety production of enterprises. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that the spring may be broken and broken in the prior art during testing, which may easily cause damage to people and objects around, and provides a spring elasticity test frock.

[0006] In order to achieve the above object, the utility model adopts the following technical scheme:

[0007] A spring elasticity test frock, comprising a base with a support installed on the top, further comprising: a horizontal plate installed on the support, wherein the horizontal plate is provided with a tension assembly for stretching the spring, and the support is provided with a lifting piece for driving the horizontal plate to move up and down; two protective plates are slidingly installed on the base, wherein the base is provided with a driving part for driving the two protective plates to move towards each other and form a tubular space enclosing the spring.

[0008] In order to test the spring elasticity, preferably, the tension assembly comprises a tension meter fixedly installed on the bottom of the horizontal plate, the top of the base is fixedly provided with a hook, and the hook and the ring of the tension meter are both provided with hooks for locking the two ends of the spring.

[0009] In order to drive the cross plate and the tension meter to lift, preferably, the lifting piece comprises a motorized telescopic rod fixedly installed on the base, and the output end of the motorized telescopic rod is fixedly connected with a connecting disc, and the connecting disc is fixedly connected at the top of the cross plate.

[0010] In order to improve the lifting stability of the cross plate and the tension meter, preferably, the two sides of the bracket are provided with sliding grooves, and the two sides of the cross plate are fixedly connected with sliding blocks which are slidingly connected in the sliding grooves.

[0011] In order to assist in supporting and guiding the protective plate, preferably, the two sides of the top of the base are provided with guide grooves, and the bottom of the protective plate is fixedly connected with a guide block which is transversely slidingly connected in the guide groove.

[0012] In order to drive the two protective plates to move towards each other, preferably, the driving part comprises two pull plates slidingly installed on the base, and the pull plates are fixedly connected at the bottom of the protective plate, wherein the two sides of the bottom of the cross plate are fixedly connected with elastic belts, and the ends of the elastic belts away from the cross plate are fixedly connected on the pull plates, and an elastic ring is fixedly installed between the two pull plates.

[0013] In order to guide the pull plate, further, the two sides of the top of the base are provided with moving grooves, and the pull plate is transversely slidingly connected in the moving groove.

[0014] In order to make the elastic belt move more smoothly, still further, a roller shaft is rotatably connected in the moving groove, and the elastic belt passes through the moving groove and is in contact with the roller shaft.

[0015] In order to facilitate the maintenance of the components inside the base, preferably, the base is provided with a maintenance opening, and the surface of the base is detachably connected with a maintenance cover for shielding the maintenance opening.

[0016] In order to facilitate the installation and fixation of the whole tooling, preferably, the two sides of the base are fixedly connected with mounting plates, and the surface of the mounting plate is provided with a mounting hole.

[0017] Compared with the prior art, the spring elastic force test tooling has the following beneficial effects:

[0018] The parts not involved in the device are the same as or can be realized by the prior art, and the spring elastic force test tooling can drive two protective plates to form a tubular space for wrapping the spring when the spring is stretched, thereby greatly improving the safety of the spring test process, avoiding the rupture of the spring and causing damage to the surrounding people and objects, and being conducive to the safety production of enterprises. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 A shaft measurement structure schematic view of a spring elastic force test tool is provided for the utility model;

[0020] Figure 2 A partial shaft measurement structure schematic view of a spring elastic force test tool is provided for the utility model Figure One ;

[0021] Figure 3 A partial shaft measurement structure schematic view of a spring elastic force test tool is provided for the utility model Figure Two ;

[0022] Figure 4 A base shaft measurement structure schematic view of a spring elastic force test tool is provided for the utility model;

[0023] Figure 5 A protection plate shaft measurement structure schematic view of a spring elastic force test tool is provided for the utility model.

[0024] In the figure: 1, base; 2, support; 3, cross plate; 31, electric telescopic rod; 32, connecting disc; 4, tension meter; 41, hook; 42, throat; 5, protection plate; 51, guide groove; 52, guide block; 6, pull plate; 61, elastic belt; 62, moving groove; 63, elastic ring; 7, sliding groove; 8, sliding block; 9, access hole; 10, access cover; 11, mounting plate; 12, mounting hole; 13, roller. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0026] In the description of the utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0027] Embodiment:

[0028] Reference Figures 1-5The utility model discloses spring elasticity test frock provides a kind of, including the base 1 of the support 2 being installed on top, still include: horizontal plate 3, install on support 2, wherein, horizontal plate 3 is equipped with the tension assembly for stretching spring, support 2 is equipped with the lifting piece for driving horizontal plate 3 lifting movement;Two protective plates 5, slidingly installed on base 1, wherein, base 1 is equipped with driving portion, driving portion is used to drive two protective plates 5 and enclose one tubular space of wrapping spring to move towards each other, the both sides of base 1 are fixedly connected with mounting plate 11, and mounting plate 11 is equipped with mounting hole 12 on the surface and is passed through, can be conveniently used Bolt is installed and fixed to frock whole, access hole 9 is passed through and is equipped with the access cover 10 for shielding access hole 9 on the surface of base 1, enough to maintain the component inside base 1.

[0029] Specifically, in use, through the cooperation of lifting piece and tension assembly, the two ends of spring workpiece can be locked and fixed, and the spring workpiece can be stretched for testing, so that workers can judge whether the elasticity of the spring meets the standard, through the cooperation of lifting piece and driving portion, two protective plates 5 can be synchronously driven to enclose a tubular space for wrapping the spring when the spring is stretched, the safety of the spring testing process can be greatly improved, the spring breaking and bursting can be avoided to cause damage to surrounding people and objects, and the safety production of enterprises is beneficial.

[0030] The tension assembly comprises a tension meter 4 fixedly installed at the bottom of the horizontal plate 3, and the top of the base 1 is fixedly installed with a hook 41, and the hook 41 and the hook ring of the tension meter 4 are both provided with hooks for locking the two ends of the spring.

[0031] Specifically, through the setting of the tension meter 4, the hook 41 and the hose clamp 42, the two ends of the spring workpiece can be locked and fixed, and the spring workpiece can be stretched for testing, so that workers can judge whether the elasticity of the spring meets the standard.

[0032] The lifting piece comprises an electric telescopic rod 31 fixedly installed on the base 1, and the output end of the electric telescopic rod 31 is fixedly connected with a connecting disc 32, and the connecting disc 32 is fixedly connected to the top of the horizontal plate 3.

[0033] Specifically, by starting the electric telescopic rod 31, the output end of the electric telescopic rod 31 drives the connecting disc 32 to move upwards, and drives the horizontal plate 3 and the tension meter 4 to move together, so as to stretch the spring for testing.

[0034] The both sides of the support 2 are provided with sliding grooves 7, and the both sides of the horizontal plate 3 are fixedly connected with sliding blocks 8, and the sliding blocks 8 are slidingly connected in the sliding grooves 7.

[0035] Specifically, through the setting of the sliding groove 7 and the sliding block 8, the stability of the horizontal plate 3 and the tension meter 4 during lifting can be improved, and the reliability of the spring test can be improved.

[0036] The guiding grooves 51 are arranged on both sides of the top of the base 1, and the bottom of the protective plate 5 is fixedly connected with guiding blocks 52 which are transversely slidably connected in the guiding grooves 51.

[0037] Specifically, the protective plate 5 is assisted and guided by the guiding grooves 51 and the guiding blocks 52.

[0038] The driving part includes two pull plates 6 which are slidably installed on the base 1 and fixedly connected to the bottom of the protective plate 5. The bottom of the transverse plate 3 is fixedly connected with elastic belts 61 which can be made of rubber or spandex and the like materials having elasticity. The ends of the elastic belts 61 away from the transverse plate 3 are fixedly connected to the pull plates 6. An elastic ring 63 is fixedly installed between the two pull plates 6. The top of the base 1 is provided with moving grooves 62 in which the pull plates 6 are transversely slidably connected for guiding the pull plates 6.

[0039] Specifically, when the transverse plate 3 moves upward, the elastic belts 61 drive the two pull plates 6 to move towards each other and compress the elastic ring 63, and simultaneously drive the two protective plates 5 to move synchronously, so that the two protective plates 5 enclose a tubular space for wrapping the spring workpiece, which greatly improves the safety of the spring test process and avoids the spring from breaking and damaging the surrounding people and objects, which is conducive to the safety production of enterprises.

[0040] In addition, when the transverse plate 3 resets downward, the elastic belts 61 gradually release and drive the two protective plates 5 to separate and reset each other by the elastic force of the elastic ring 63, which can release the wrapping of the spring workpiece so as to facilitate workers to replace the next spring workpiece for testing.

[0041] Rollers 13 are rotatably connected in the moving grooves 62, and the elastic belts 61 pass through the moving grooves 62 and contact the rollers 13.

[0042] Specifically, the elastic belts 61 are assisted and supported by the rollers 13, and the stressed elastic belts 61 move more smoothly.

[0043] Working principle: In the use process of the spring force test tool, the two ends of the spring workpiece are first locked and fixed by the cooperation of the pull tester 4, the hook 41 and the hose clamp 42, then the output end of the electric telescopic rod 31 drives the connecting disc 32 to move upward and drives the transverse plate 3 and the pull tester 4 to move together, and then the spring is stretched for testing so as to facilitate the workers to judge whether the spring force meets the standard.

[0044] And, during the test, when the horizontal plate 3 moves upward, the two elastic belts 61 are also driven to pull the two pull plates 6 to move oppositely and compress the elastic ring 63, and drive the two protective plates 5 to move synchronously, so that the two protective plates 5 enclose a tubular space for wrapping the spring workpiece, which can greatly improve the safety of the spring test process, avoid the spring from breaking and causing damage to the surrounding people and objects, and be beneficial to the safety production of enterprises.

[0045] When the horizontal plate 3 resets downward, the elastic belt 61 is gradually released, and the two protective plates 5 are driven to reset and separate from each other by the elastic force of the elastic ring 63, so that the wrapping of the spring workpiece is released, so that the worker can replace the next spring workpiece for testing.

[0046] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A spring elastic force testing tool comprising a base (1) on which a support (2) is mounted, characterized in that, Also include: The horizontal plate (3) is installed on the support (2), Wherein, the horizontal plate (3) is provided with a tension assembly for the tension spring, and the support (2) is provided with a lifting piece for driving the horizontal plate (3) to lift; Two protective plates (5) are slidingly installed on the base (1), Wherein, the base (1) is provided with a driving part, and the driving part is used for driving the two protective plates (5) to move towards each other and enclose a tubular space around the spring.

2. The spring force testing tool of claim 1, wherein, The tension assembly includes a tension meter (4) fixedly installed at the bottom of the horizontal plate (3), and a hook (41) fixedly installed at the top of the base (1), wherein the hook (41) and the hook ring of the tension meter (4) are provided with hooks (41) for locking the two ends of the spring.

3. The spring force testing tool of claim 1, wherein, The lifting piece includes an electric telescopic rod (31) fixedly installed on the base (1), and the output end of the electric telescopic rod (31) is fixedly connected with a connecting disc (32), and the connecting disc (32) is fixedly connected with the top of the horizontal plate (3).

4. The spring force testing tool of claim 1, wherein, The both sides of the support (2) are provided with sliding grooves (7), and the both sides of the horizontal plate (3) are fixedly connected with sliding blocks (8), and the sliding blocks (8) are slidingly connected in the sliding grooves (7).

5. The spring force testing tool of claim 1, wherein, The both sides of the top of the base (1) are provided with guide grooves (51), and the bottom of the protective plate (5) is fixedly connected with a guide block (52), and the guide block (52) is transversely slidingly connected in the guide groove (51).

6. The spring force testing tool of claim 1, wherein, The driving part includes two pull plates (6) slidingly installed on the base (1), and the pull plates (6) are fixedly connected with the bottom of the protective plate (5), Wherein, the both sides of the bottom of the horizontal plate (3) are fixedly connected with elastic belts (61), and the ends of the elastic belts (61) away from the horizontal plate (3) are fixedly connected with the pull plates (6), and the elastic belts (61) are fixedly installed between the two pull plates (6).

7. The spring force testing tool of claim 6, wherein, The both sides of the top of the base (1) are provided with moving grooves (62), and the pull plates (6) are transversely slidingly connected in the moving grooves (62).

8. The spring force testing tool of claim 7, wherein, The moving grooves (62) are rotatably connected with roller shafts (13), and the elastic belts (61) pass through the moving grooves (62) and are in contact with the roller shafts (13).

9. The spring force testing tool of claim 1, wherein, The base (1) is provided with an access hole (9) penetrating through, and the surface of the base (1) is detachably connected with an access cover (10) for shielding the access hole (9).

10. The spring force testing tool of claim 1, wherein, The both sides of the base (1) are fixedly connected with mounting plates (11), and the surface of the mounting plate (11) is provided with mounting holes (12) penetrating through.

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