CN213301649U

CN213301649U - Spring stretching limit testing device

Info

Publication number: CN213301649U
Application number: CN202022601062.1U
Authority: CN
Inventors: 刘国栋
Original assignee: Dongguan Pinbang Precision Spring Co ltd
Current assignee: Dongguan Pinbang Precision Spring Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-05-28
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a spring stretching limit testing arrangement, including the frame, frame one side inner wall rotates and is connected with the threaded rod, and threaded rod threaded connection has the movable block, and inner wall fixedly connected with fixed plate in movable block one side, fixed plate bottom are connected with the tensiometer, and the first couple of fixed plate one end fixedly connected with is kept away from to the tensiometer, and the frame is first couple one end inner wall fixedly connected with second couple relatively, and the equal swing joint of both sides inner wall that the frame was kept away from each other has the door, and beneficial effect is: through slider and spout sliding connection slider bottom fixedly connected with tensiometer, reach the purpose that can change the tensiometer according to the tensile requirement of spring for this reason, through the swing joint of hinge AND gate, form a mobilizable airtight space, reach and prevent that the spring from being stretched limit fracture and then injury tester's purpose, drive first couple through the motor and stretch and the second couple is fixed at frame section inner wall, unidirectional stretching, reach the purpose of the stable test result of synchronous operation.

Description

Spring stretching limit testing device

Technical Field

The utility model relates to a testing arrangement, in particular to tensile limit of spring testing arrangement belongs to industry technical field.

Background

The spring is a part capable of performing compression deformation through elasticity of the spring, and the tensile test is a research on elastic ductility and the like of the spring, and the material is tested by a method of the method by many factories because the testing mode is simple and the summarized data is reliable.

The spring can change his elastic deformation because of many factors, consequently takes the tensile experiment of spring mostly for the spring of inspection when leaving the factory, and the tensiometer can't be changed according to the tensile requirement of spring many at present testing arrangement, and many springs reach tensile limit and fracture when testing simultaneously, because too big pulling force leads to damaging the tester, more because of leading to the machine operation asynchronous and influence the test result for two-way extension spring.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome prior art's defect, a spring stretch limit testing arrangement is provided, because slider bottom fixedly connected with tensiometer in slider and spout sliding connection, so can change the tensiometer according to the tensile requirement of spring, hinge AND gate swing joint forms a mobilizable airtight space, can prevent that the spring from being stretched limit fracture and then injury tester, because the motor drives that first couple is tensile and the second couple is fixed at frame section inner wall, single direction stretching, so can the synchronous operation stabilize the test result.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a spring stretching limit testing arrangement, the camera comprises a frame, frame one side inner wall rotates and is connected with the threaded rod, threaded rod upper portion threaded connection has the movable block, frame one side inner wall fixedly connected with fixed plate is kept away from mutually to the movable block, fixed plate bottom sliding connection has the tensiometer, the tensiometer keeps away from the first couple of fixed plate one end fixedly connected with, the relative first couple one end inner wall fixedly connected with second couple of frame, the equal swing joint of both sides inner wall that the frame was kept away from each other has the door.

As a preferred technical scheme of the utility model, the mounting plate is close to tensiometer one end mutually and is provided with the spout, sliding connection has the slider in the spout, spout one end fixedly connected with tensiometer is kept away from to the slider.

As a preferred technical scheme of the utility model, the threaded rod lower extreme is equipped with the motor, the base and the frame fixed connection of motor, the output and the threaded rod fixed connection of motor, equal sliding connection gag lever post in fixed plate one end is kept away from to the movable block, the gag lever post both ends all with stopper fixed connection.

As a preferred technical scheme of the utility model, the slider is close to spout one end mutually and is provided with the screw, tensiometer one end swing joint is kept away from to the fixed plate has the bolt, the bolt runs through the fixed plate, connecting bolt can be dismantled through the screw to the slider.

As a preferred technical scheme of the utility model, a plurality of hinges of both ends fixedly connected with of the relative both sides of frame, the axis of rotation fixed connection of door and hinge, the equal fixedly connected with handle in outer door wall middle part, the door is made by toughened glass.

The utility model discloses the beneficial effect who reaches is: the tension meter is fixedly connected to the bottom end of the sliding block while the sliding block is in sliding connection with the sliding groove, so that the aim of replacing the tension meter according to the requirement of spring stretching is fulfilled; the hinge is movably connected with the door to form a movable closed space, so that the aim of preventing the spring from being stretched to the limit and breaking to further hurt a tester is fulfilled; the first hook is driven to stretch by the motor, and the second hook is fixed on the inner wall of the outer frame section, so that the purpose of synchronously running and stabilizing the test result is achieved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic sectional view of the front view of the present invention;

fig. 3 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. an outer frame; 2. a threaded rod; 3. a movable block; 4. a fixing plate; 5. a tension meter; 6. a first hook; 7. a chute; 8. a slider; 9. a screw hole; 10. a bolt; 11. a second hook; 12. a motor; 13. a limiting rod; 14. a limiting block; 15. a hinge; 16. a door; 17. a handle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a spring stretching limit testing arrangement, including

frame

1, 1 one side inner wall of frame rotates and is connected with threaded

rod

2, 2 upper portion threaded connection of threaded rod have the

movable block

3, 1 one side inner wall fixedly connected with fixed plate 4 of frame is kept away from mutually to the

movable block

3, 4 bottom sliding connection of fixed plate have tensiometer 5, tensiometer 5 keeps away from the first couple 6 of 4 one end fixedly connected with of fixed plate, 6 one end inner wall fixedly connected with second couples 11 of the relative first couple of frame 1, the equal swing joint of both sides inner wall that frame 1 kept away from each other has a door 16.

A sliding groove 7 is arranged at one end of the fixed plate 4 close to the tension meter 5, a sliding block 8 is connected in the sliding groove 7 in a sliding manner, the tension meter 5 is fixedly connected at one end of the sliding block 8 far away from the sliding groove 7, when springs with different detection force degrees appear, time and efficiency are saved by timely replacing the tension meter 5 connected with the sliding block 8, a motor 12 is arranged at the lower end of the threaded rod 2, a base of the motor 12 is fixedly connected with the outer frame 1, the output end of the motor 12 is fixedly connected with the threaded rod 2, a limiting rod 13 is connected in the end of the movable block 3 far away from the fixed plate 4 in a sliding manner, both ends of the limiting rod 13 are fixedly connected with a limiting block 14, the movable block 3 is limited when moving to a certain position, a screw hole 9 is arranged at one end of the sliding block 8 close to the sliding groove 7, a bolt 10 is movably connected, it is fixed with the tensiometer 5 that slider 8 is connected to say through bolt 10 and screw 9, because slider 8's slip influences the test result when avoiding tensile test, a plurality of hinges 15 of both ends fixedly connected with of 1 relative both sides of frame, the axis of rotation fixed connection of door 16 and hinge 15, the equal fixedly connected with handle 17 in door 16 outer wall middle part, door 16 is made by toughened glass, open door 16 when door 16 rotates to connect and changes tensiometer 5 as required, the environment of security is given to the tester to the enclosure space simultaneously, door 16 is made by transparent toughened glass and conveniently observes record the inside data.

Specifically, during the use of the utility model, open door 16, the tensiometer 5 that will be connected well with slider 8 is confirmed, slide slider 8 in spout 7, fix slider 8 on fixed plate 4 with bolt 10, open motor 12 switch, put the first couple 6 of tensiometer lower extreme 5 bottom, close motor 12 switch, hang the spring on first couple 6, hang the other end of spring on second couple 11 simultaneously, confirm everything this moment, close door 16, open motor 12 switch, observe the spring and upwards drive the condition that the spring was stretched and timely record data through movable block 3, wait that tensile test accomplishes and close motor 12 switch and open door 16 and take out the spring.

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

Claims

1. The utility model provides a spring stretching limit testing arrangement, its characterized in that, includes frame (1), frame (1) one side inner wall rotates and is connected with threaded rod (2), threaded rod (2) upper portion threaded connection has movable block (3), frame (1) one side inner wall fixedly connected with fixed plate (4) are kept away from mutually in movable block (3), fixed plate (4) bottom sliding connection has tensiometer (5), the first couple (6) of fixed plate (4) one end fixedly connected with are kept away from in tensiometer (5), frame (1) first couple (6) one end inner wall fixedly connected with second couple (11) relatively, the equal swing joint of both sides inner wall that frame (1) kept away from each other has door (16).

2. The spring tension limit testing device according to claim 1, wherein a sliding groove (7) is arranged at one end of the fixing plate (4) close to the tension meter (5), a sliding block (8) is connected in the sliding groove (7) in a sliding manner, and the tension meter (5) is fixedly connected at one end of the sliding block (8) far away from the sliding groove (7).

3. The spring tension limit testing device according to claim 1, wherein a motor (12) is arranged at the lower end of the threaded rod (2), a base of the motor (12) is fixedly connected with the outer frame (1), an output end of the motor (12) is fixedly connected with the threaded rod (2), a limiting rod (13) is slidably connected in one end, away from the fixed plate (4), of the movable block (3), and two ends of the limiting rod (13) are fixedly connected with a limiting block (14).

4. The spring tension limit testing device according to claim 2, wherein a screw hole (9) is formed in one end, close to the sliding groove (7), of the sliding block (8), a bolt (10) is movably connected to one end, far away from the tension meter (5), of the fixing plate (4), the bolt (10) penetrates through the fixing plate (4), and the sliding block (8) is detachably connected with the bolt (10) through the screw hole (9).

5. The spring stretching limit testing device of claim 1, wherein a plurality of hinges (15) are fixedly connected to two opposite ends of the outer frame (1), the door (16) is fixedly connected with rotating shafts of the hinges (15), a handle (17) is fixedly connected to the middle of the outer wall of the door (16), and the door (16) is made of tempered glass.