CN208999076U - Torsional spring test fixture - Google Patents
Torsional spring test fixture Download PDFInfo
- Publication number
- CN208999076U CN208999076U CN201821649245.7U CN201821649245U CN208999076U CN 208999076 U CN208999076 U CN 208999076U CN 201821649245 U CN201821649245 U CN 201821649245U CN 208999076 U CN208999076 U CN 208999076U
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- torsional spring
- screw
- test fixture
- pedestal
- fixed
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Abstract
The utility model discloses a kind of torsional spring test fixtures, it includes pedestal etc., multiple bearings are separately fixed at the two sides of pedestal, and multiple firm gaskets are all connected on screw rod and are located at below nut, and retainer plate is wrapped on screw rod and is located at below multiple firm gaskets.The utility model is by individually testing left-hand door torsional spring, it can complete the use environment of simulation left-hand door torsional spring, cooperation pressure gauge use can examine the parameters such as the maximum twist angle of torsional spring, it can timely find the quality of left-hand door torsional spring, it does not need to re-start disassembly and assembly to left-hand door torsional spring, the work of torsional spring test fixture can be allowed to become stronger, not easy to fall off, be also not easy to be damaged when being tested using torsional spring test fixture.
Description
Technical field
The utility model relates to a kind of test fixtures, more particularly to a kind of torsional spring test fixture.
Background technique
Existing test fixture be by the way that torsional spring and other assembling parts to after together, are tested for the property the component,
Existing test fixture method can not individually test left-hand door torsional spring, therefore cannot find the defective products in supplied materials in time.?
After module testing is unqualified, needing to disassemble component, built-up time and maintenance cost has been significantly greatly increased in the torsional spring more renewed, and
And test fixture is also not secured enough when testing, is easier to fall apart.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of torsional spring test fixtures, by individually to left-hand door
Torsional spring is tested, and the use environment of simulation left-hand door torsional spring can be completed, and cooperation pressure gauge uses the maximum that can examine torsional spring
The parameters such as windup-degree can timely find the quality of left-hand door torsional spring, not need to re-start disassembly and group to left-hand door torsional spring
Dress, can allow the work of torsional spring test fixture to become stronger, not easy to fall off, when being tested using torsional spring test fixture
Also it is not easy to be damaged.
The utility model is to solve above-mentioned technical problem by following technical proposals: a kind of torsional spring test fixture,
It is characterized in that comprising pedestal, bearing, left-hand door torsional spring, connecting rod, rocker arm, pointer, lower part plus screw, balance plate, top ten
Word screw, rocker arm retaining ring, laser scale acceptance line, multiple bearings are separately fixed at the two sides of pedestal, multiple left-hand door torsional spring difference
It is fixed on the two sides of pedestal and is located at below multiple bearings, connecting rod is connected to the side of a bearing, and rocker arm is connected to
On extension bar, lower part plus screw is fixed on the junction of connecting rod and rocker arm, pointer be connected to below pointer and with lower part ten
Word screw is connected, and balance plate is fixed on the bottom of pedestal, and rocker arm retaining ring is fixed at the top of the base, and upper cross screw is fixed
The upper surface of at the top of the base and be connected to rocker arm retaining ring, laser scale acceptance line is fixed on the surface of pedestal, in which: top ten
Word screw includes screw rod, nut, firm gasket, retainer plate, and nut is fixed on screw rod, and multiple firm gaskets are all connected to screw rod
Above and it is located at below nut, retainer plate is wrapped on screw rod and is located at below multiple firm gaskets.
Preferably, the nut is equipped with cross recess.
Preferably, the bottom of the screw rod is equipped with screw tip.
Preferably, the pedestal is equipped with fixed screw.
Preferably, the volume of the upper cross screw and the volume of lower part plus screw are identical.
Preferably, the bearing is fixed on the base by way of interference fit.
Preferably, the pedestal is fixed on a platform.
Preferably, the pedestal is equipped with first circular hole, and rocker arm is equipped with second circular hole.
Preferably, the rocker arm is installed on bearing by way of clearance fit, and rocker arm both sides, which are equipped with, is used for pressure gauge
The notch of test.
The positive effect of the utility model is: the utility model by individually testing left-hand door torsional spring,
The use environment of simulation left-hand door torsional spring can be completed, cooperation pressure gauge use can examine maximum twist angle of torsional spring etc. to join
Number, can timely find the quality of left-hand door torsional spring, not need to re-start disassembly and assembly to left-hand door torsional spring, can allow torsional spring
The work of test fixture becomes stronger, not easy to fall off, is also not easy to be damaged when being tested using torsional spring test fixture
It is bad, the scheme individually tested is provided for torsional spring part, reduces the debugging of later period component because of phenomenon of doing over again caused by torsional spring unqualified two.
Detailed description of the invention
Fig. 1 is the overall construction drawing of the utility model.
Fig. 2 is the structure chart of the upper cross screw of the utility model.
Specific embodiment
The utility model preferred embodiment is provided, with reference to the accompanying drawing the technical solution of the utility model is described in detail.
As shown in Figure 1 to Figure 2, the utility model torsional spring test fixture includes pedestal 1, bearing 2, left-hand door torsional spring 3, connecting rod
4, Rocker arm 5, pointer 6, lower part plus screw 7, balance plate 8, upper cross screw 9, rocker arm retaining ring 10, laser scale acceptance line
18, multiple bearings 2 are separately fixed at the two sides of pedestal 1, and multiple left-hand door torsional springs 3 are separately fixed at the two sides of pedestal 1 and are located at more
Below a bearing 2, connecting rod 4 is connected to the side of a bearing 2, and Rocker arm 5 is connected in connecting rod 4, lower part plus screw 7
It is fixed on the junction of connecting rod 4 Yu Rocker arm 5, pointer 6 is connect by lower part plus screw 7 with Rocker arm 5, and balance plate 8 is fixed on
The bottom of pedestal 1, rocker arm retaining ring 10 are fixed on the top of pedestal 1 by upper cross screw 9, and laser scale acceptance line 18 is located at
On the surface of pedestal, in which: upper cross screw 9 includes screw rod 11, nut 12, firm gasket 13, retainer plate 14, and nut 12 is solid
It is scheduled on screw rod 11, multiple firm gaskets 13 are all connected on screw rod 11 and are located at below nut 12, and retainer plate 14 is wrapped in
On screw rod 11 and it is located at below multiple firm gaskets 13.
Nut 12 is equipped with cross recess 15, tightens, to unclamp upper cross screw more convenient.
The bottom of screw rod 11 is equipped with screw tip 16, and it is more convenient that upper cross screw is squeezed on torsional spring test fixture.
Pedestal 1 is equipped with fixed screw 17, and the bottom that balance plate is fixed on pedestal is stronger.
The volume of upper cross screw 9 and the volume of lower part plus screw 7 be it is identical, fixed torsional spring test fixture is not allowed
It is easy to fall off.
Bearing is fixed on the base by way of interference fit, in this way raising fastness.
Pedestal is fixed on a platform, in this way increase stability.
Pedestal is equipped with first circular hole, and rocker arm is equipped with second circular hole, bending short side inserted base under left-hand door torsional spring
The first circular hole in, so that it is convenient to test in the second circular hole of upper bending long side insertion rocker arm.
Rocker arm is installed on bearing by way of clearance fit, and rocker arm both sides are equipped with the notch for pressure gauge test,
Facilitate test in this way.
The working principle of the utility model is as follows: balance plate is fixed on the bottom of pedestal, is used to support pedestal, keeps pedestal
It more balances, multiple bearings are fixed on the two sides of pedestal by interference fit, and bearing is connected to a bearing by connecting rod
Side, pointer are fixed below rocker arm by lower part plus screw, and multiple left-hand door torsional springs are inserted in by the circular hole of pedestal two sides
The two sides of pedestal, rocker arm retaining ring is fixed at the top of the base by upper cross screw, after start-up operation, will install axis
The pedestal held is fixed on a platform；By torsion spring set on axis, and the short bending edges inserted base of torsional spring is corresponded into hole；
The swing arm for having installed pointer is inserted in bearing, and the long bending edges of torsional spring are inserted into the corresponding hole of swing arm；Use rocker arm
Retaining ring is fixed on axis；Rotating arm simultaneously observes pointer, judges that can the rotation angle of torsional spring reach standard；Angle qualification
Torsional spring is withstood in the groove of rocker arm using pressure gauge, and whether observation pressure gauge index reaches standard.It unloads lower shake-changing arm retaining ring and shakes
Arm takes out torsional spring, makes marks to underproof torsional spring, and qualified torsional spring is sent into next process；Staff passes through rotating arm
The rotation of left-hand door torsional spring is driven until pointer is directed toward the qualified scale section on pedestal, and tests using pressure gauge in the side of rocker arm
The size of spring torsion can remove left-hand door torsional spring after the completion of test and test next new left-hand door torsional spring, pass through in this way
Individually left-hand door torsional spring is tested, the use environment of simulation left-hand door torsional spring can be completed, cooperation pressure gauge use can be examined
The parameters such as the maximum twist angle of torsional spring are tested, the quality of left-hand door torsional spring can be timely found, not need to left-hand door torsional spring again
Carry out disassembly and assembly.Upper cross screw and lower part plus screw be it is identical, upper cross screw include screw rod, nut,
Screw rod is squeezed into torsional spring test fixture by retainer plate and is consolidated again by nut and firm gasket by firm gasket, retainer plate
It is fixed, the work of torsional spring test fixture can be allowed to become stronger, not easy to fall off, when being tested using torsional spring test fixture
Also it is not easy to be damaged.Torsional spring test fixture can simulate the use environment of torsional spring completely, and cooperation pressure gauge use can be examined
The correlation performance parameters such as the maximum twist angle of torsional spring, maximum working torque, provide judgment basis for the acceptance test of torsional spring.
Particular embodiments described above, the technical issues of to the solution of the utility model, technical scheme and beneficial effects
It has been further described, it should be understood that the foregoing is merely specific embodiment of the utility model, not
For limiting the utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of torsional spring test fixture, which is characterized in that it include pedestal, bearing, left-hand door torsional spring, connecting rod, rocker arm, pointer,
Lower part plus screw, balance plate, upper cross screw, rocker arm retaining ring, laser scale acceptance line, multiple bearings are separately fixed at bottom
The two sides of seat, multiple left-hand door torsional springs are separately fixed at the two sides of pedestal and are located at below multiple bearings, and connecting rod is connected to one
The side of a bearing, rocker arm are connected in connecting rod, and lower part plus screw is fixed on the junction of connecting rod and rocker arm, and pointer connects
It connects below pointer and is connected with lower part plus screw, balance plate is fixed on the bottom of pedestal, and rocker arm retaining ring is fixed on bottom
The top of seat, upper cross screw is fixed at the top of the base and the upper surface of to be connected to rocker arm retaining ring, and laser scale acceptance line is solid
It is scheduled on the surface of pedestal, in which: upper cross screw includes screw rod, nut, firm gasket, retainer plate, and nut is fixed on screw rod
On, multiple firm gaskets are all connected on screw rod and are located at below nut, and retainer plate is wrapped on screw rod and is located at multiple steady
Gu below gasket.
2. torsional spring test fixture as described in claim 1, which is characterized in that the nut is equipped with cross recess.
3. torsional spring test fixture as described in claim 1, which is characterized in that the bottom of the screw rod is equipped with screw tip.
4. torsional spring test fixture as described in claim 1, which is characterized in that the pedestal is equipped with fixed screw.
5. torsional spring test fixture as described in claim 1, which is characterized in that the volume of the upper cross screw and lower part ten
The volume of word screw is identical.
6. torsional spring test fixture as described in claim 1, which is characterized in that the bearing is fixed by way of interference fit
On pedestal.
7. torsional spring test fixture as described in claim 1, which is characterized in that the pedestal is fixed on a platform.
8. torsional spring test fixture as described in claim 1, which is characterized in that the pedestal is equipped with first circular hole, rocker arm
Equipped with second circular hole.
9. torsional spring test fixture as described in claim 1, which is characterized in that the rocker arm is installed by way of clearance fit
Onto bearing, rocker arm both sides are equipped with the notch for pressure gauge test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649245.7U CN208999076U (en) | 2018-10-11 | 2018-10-11 | Torsional spring test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821649245.7U CN208999076U (en) | 2018-10-11 | 2018-10-11 | Torsional spring test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208999076U true CN208999076U (en) | 2019-06-18 |
Family
ID=66802466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821649245.7U Active CN208999076U (en) | 2018-10-11 | 2018-10-11 | Torsional spring test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208999076U (en) |
-
2018
- 2018-10-11 CN CN201821649245.7U patent/CN208999076U/en active Active
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