CN215262314U

CN215262314U - Torsional spring force measuring machine

Info

Publication number: CN215262314U
Application number: CN202121367005.XU
Authority: CN
Inventors: 杨飞飞
Original assignee: Suzhou Zhongyin Spring Manufacture Co ltd
Current assignee: Suzhou Zhongyin Spring Manufacture Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-12-21
Anticipated expiration: 2031-06-18

Abstract

The utility model relates to a torsional spring force measuring machine, it includes: the rotary table comprises a bottom plate, a fixed seat fixed on the top of the bottom plate, a movable seat movably arranged on the top of the bottom plate, a rotary shaft rotatably arranged on one side of the fixed seat close to the movable seat, a rotary table fixed at the end part of the rotary shaft, a fixed shaft fixed on one side of the movable seat close to the fixed seat, and a fixed disc fixed at the end part of the fixed shaft; the utility model has simple structure and high automation degree, the torsion spring to be measured is sleeved on the sleeve column, the rotating rod and the fixed rod are respectively pressed at the two ends of the torsion spring, the rotating rod is driven by the turntable to twist the torsion spring, and the torsion strength and the elastic limit of the torsion spring are measured by the dynamometer connected with the structure; and the first fixed block and the second fixed block can move in the first through groove and the second through groove respectively, and the distance between the rotating rod and the fixed rod can be dynamically adjusted, so that the torsion force of torsion springs with different specifications and lengths can be measured.

Description

Torsional spring force measuring machine

Technical Field

The utility model belongs to spring test technology field, concretely relates to torsional spring force measuring machine.

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, and the spring is also used as a 'spring', 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.

Where the coil spring is also known as a torsion spring, in use, the ends of the torsion spring are fixed to the other components and when the other components rotate about the spring centre, the spring pulls them back to the original position, creating a torque or rotational force. Torsion springs are generally used in the industrial field, and in order to ensure the normal use of the torsion springs, the torsion springs need to be tested for the magnitude of torsion and the elastic limit after being manufactured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a torsional spring dynamometer in order to overcome the not enough of prior art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a torsion spring force measuring machine comprising:

the bottom plate, fix the fixing base at bottom plate top, movably setting up be in the removal seat at bottom plate top, rotationally install the fixing base is close to the pivot of removing seat one side, fixes the carousel of pivot tip, fixes remove the fixed axle that the seat is close to fixing base one side, fix the fixed disk of fixed axle tip, set up and be in carousel and fixed disk one side in opposite directions and cooperate bull stick and the dead lever that uses, fix fixed disk one side just is located loop post between bull stick and the dead lever and fix the fixing base opposite side just is used for driving pivot pivoted drive arrangement.

Optimally, the rotary table further comprises a first through groove horizontally formed in one side of the rotary table, a first fixed block movably arranged in the first through groove, a second through groove horizontally formed in one side of the fixed table and a second fixed block movably arranged in the second through groove, the rotary rod is fixed to the first fixed block, and the fixed rod is fixed to the second fixed block.

Optimally, the device also comprises a slide rail fixed at the top of the bottom plate at intervals, a slide block slidably mounted on the slide rail, a support plate fixed on the slide block and a knob penetrating through the support plate and abutting against the upper surface of the slide rail.

Optimally, the rotating shaft, the rotating disc, the fixed shaft, the fixed disc and the sleeve column are coaxially arranged.

Optimally, the distance between the rotating disc and the fixed disc is greater than the lengths of the rotating rod and the fixed rod.

Preferably, the knob is a hexagonal plastic knob.

Preferably, the driving device is a servo motor.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model has simple structure and high automation degree, the torsion spring to be measured is sleeved on the sleeve column, the rotating rod and the fixed rod are respectively pressed at the two ends of the torsion spring, the rotating rod is driven by the turntable to twist the torsion spring, and the torsion strength and the elastic limit of the torsion spring are measured by the dynamometer connected with the structure; and the first fixed block and the second fixed block can move in the first through groove and the second through groove respectively, and the distance between the rotating rod and the fixed rod can be dynamically adjusted, so that the torsion force of torsion springs with different specifications and lengths can be measured.

Drawings

Fig. 1 is a schematic structural view of the present invention;

description of reference numerals:

1. a base plate; 2. a fixed seat; 3. a movable seat; 4. a rotating shaft; 5. a turntable; 501. a first through groove; 6. a first fixed block; 7. a rotating rod; 8. a fixed shaft; 9. fixing the disc; 901. a second through groove; 10. a second fixed block; 11. fixing the rod; 12. sleeving a column; 13. a slide rail; 14. a slider; 15. a support plate; 16. a knob.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings.

As shown in fig. 1, for the utility model discloses torsional spring force measuring machine's schematic structure, it links to each other with the dynamometer of selling on the market usually for detect the torsion size and the elastic limit of torsional spring, it mainly includes bottom plate 1, fixing base 2, removes seat 3, pivot 4, carousel 5, first fixed block 6, bull stick 7, fixed axle 8, fixed disk 9, second fixed block 10, dead lever 11, telescopic column 12, slide rail 13, slider 14, backup pad 15 and knob 16 etc..

Wherein, bottom plate 1 is the rectangle form metal sheet, and the material is the stainless steel, fixes on the test board through screw fastening's mode. The fixing seat 2 is fixed on one side of the top of the bottom plate 1. Two slide rails 13 are arranged and fixed at the other side of the top of the bottom plate 1 at intervals, and a slide block 14 is arranged on the slide rails 13 in a sliding manner. The support plate 15 is fixed to the slider 14 by screw fastening (the support plate 15 slides toward or away from the holder 2). Two knobs 16 are fixed on the supporting plate 15 and pass through the supporting plate 15 to abut against the sliding rails 13 (in practical use, the knobs 16 are unscrewed, then the supporting plate 15 is moved to a proper position, and the knobs 16 are screwed, in this embodiment, the knobs 16 are hexagonal plastic knobs). The movable seat 3 is fixed on the supporting plate 15, and the movable seat 3 can move towards or away from the fixed seat 2 due to the action of the sliding rail 13 and the sliding block 14.

The pivot 4 rotationally installs in the fixing base 2 and is close to one side that removes seat 3 (servo motor is installed to 2 opposite sides of fixing base for drive pivot 4 rotates). The turntable 5 is fixed at the end of the rotating shaft 4, and a first through groove 501 is horizontally arranged on the turntable 5. The first fixing block 6 is movably disposed in the first through groove 501 (the shape of the first fixing block 6 matches the shape of the first through groove 501, and after the first fixing block 6 moves to a proper position in the first through groove 501, it is fixed in the first through groove 501 by an external bolt). The fixed shaft 8 is fixed on one side of the movable seat 3 close to the fixed seat 2. The fixed disk 9 is fixed at the end of the fixed shaft 8, and a second through groove 901 is horizontally formed in the fixed disk 9. The second fixing block 10 is movably disposed in the second through groove 901 (the shape of the second fixing block 10 matches the shape of the second through groove 901, and after the second fixing block 10 moves to a proper position in the second through groove 901, it is fixed in the second through groove 901 by an external bolt). The rotating rod 7 and the fixing rod 11 are fixed on the opposite sides of the first fixing block 6 and the second fixing block 10 and are used in cooperation, the sleeve column 12 is fixed on one side of the fixing disc 9 and is located between the rotating rod 7 and the fixing rod 11 (in actual use, a torsion spring to be tested is sleeved on the sleeve column 12, the rotating rod 7 and the fixing rod 11 are respectively pressed at two ends of the torsion spring, the rotating rod 7 is driven by the rotating disc 5 to twist the torsion spring, the torsion strength and the elastic limit of the torsion spring are measured by a dynamometer connected with the structure, the first fixing block 6 and the second fixing block 10 can respectively move in the first through groove 501 and the second through groove 901, the distance between the rotating rod 7 and the fixing rod 11 can be dynamically adjusted, and therefore the torsion strength of torsion springs with different specification lengths can be measured, in the embodiment, the dynamometer sold on the market is installed on the other side of the fixing base 2 and is connected with the rotating shaft 5).

The distance between the turntable 5 and the fixed disk 9 is greater than the length of the rotary rod 7 and the fixed rod 11, preventing the rotary rod 7 and the fixed disk 9 from interfering during force measurement.

The rotating shaft 4, the rotating disc 5, the fixed shaft 8, the fixed disc 9 and the sleeve column 12 are coaxially arranged, so that the accuracy of a force measuring result is ensured.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A torsion spring force measuring machine, comprising:

a bottom plate (1), a fixed seat (2) fixed on the top of the bottom plate (1), a movable seat (3) movably arranged on the top of the bottom plate (1), a rotating shaft (4) rotatably arranged on one side of the fixed seat (2) close to the movable seat (3), a rotating disc (5) fixed on the end part of the rotating shaft (4), fix remove seat (3) and be close to fixed axle (8) of fixing base (2) one side, fix fixed disk (9), the setting of fixed axle (8) tip are in carousel (5) and fixed disk (9) one side in opposite directions and cooperate bull stick (7) and dead lever (11) of using, fix fixed disk (9) one side just is located loop post (12) between bull stick (7) and dead lever (11) and fix fixing base (2) opposite side just is used for driving pivot (4) pivoted drive arrangement.

2. A torsion spring force gauge according to claim 1, wherein: it still includes that the level is seted up first logical groove (501), movably setting of carousel (5) one side are in first fixed block (6), the level of leading to in first logical groove (501) are seted up second logical groove (901) of fixed disk (9) one side and movably setting are in second fixed block (10) in the second logical groove (901), bull stick (7) are fixed on first fixed block (6), dead lever (11) are fixed on second fixed block (10).

3. A torsion spring force gauge according to claim 1, wherein: the novel electric heating furnace is characterized by further comprising a sliding rail (13) fixed to the top of the bottom plate (1) at intervals, a sliding block (14) slidably mounted on the sliding rail (13), a supporting plate (15) fixed to the sliding block (14), and a knob (16) arranged on the supporting plate (15) in a penetrating mode and abutted to the upper surface of the sliding rail (13).

4. A torsion spring force gauge according to claim 1, wherein: the rotating shaft (4), the rotating disc (5), the fixed shaft (8), the fixed disc (9) and the sleeve column (12) are coaxially arranged.

5. A torsion spring force gauge according to claim 1, wherein: the distance between the rotary disc (5) and the fixed disc (9) is greater than the lengths of the rotary rod (7) and the fixed rod (11).

6. A torsion spring force gauge according to claim 3, wherein: the knob (16) is a hexagonal plastic knob.

7. A torsion spring force gauge according to claim 1, wherein: the driving device is a servo motor.