CN218646579U

CN218646579U - Filter tensile test anchor clamps

Info

Publication number: CN218646579U
Application number: CN202223235870.6U
Authority: CN
Inventors: 王洪海
Original assignee: Shandong Huayan Intelligent Equipment Group Co ltd
Current assignee: Shandong Huayan Intelligent Equipment Group Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-03-17
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the technical field of automobile manufacturing, in particular to a filter tensile test fixture, which automatically adjusts the parallelism of the fixture and quickly installs an air filter, thereby saving the test time and improving the test work efficiency; including two anchor clamps from top to bottom, two connecting pieces and leveling subassembly, anchor clamps mutual disposition from top to bottom, anchor clamps all include the anchor clamps body, a plurality of threaded rods, a plurality of hand wheels, the clamp plate, a plurality of steel rack and two sliders, the spiro union is rotated with the outside cell wall in centre gripping groove to a plurality of threaded rods, the outer end of a plurality of threaded rods all is provided with the hand wheel, the inner of a plurality of threaded rods all rotates with the clamp plate to be connected, the symmetry is provided with a plurality of steel rack on the inside wall of clamp plate and the inner wall in centre gripping groove, equal slidable mounting has two sliders in the concrete spout of anchor clamps, the connecting piece is connected with two sliders, the upper and lower both ends of leveling subassembly are connected with two relative slider elasticity torsion on the two anchor clamps bodies respectively, and work as two sliders when aligning from top to bottom the leveling subassembly atress is balanced.

Description

Filter tensile test anchor clamps

Technical Field

The utility model relates to a technical field of automobile manufacturing especially relates to a filter tensile test anchor clamps.

Background

An air filter is arranged in an air inlet filtering box body of an automobile engine, a filter element is arranged in the air filter, plastic retaining rings or metal retaining rings are arranged at two ends of the air filter, and the air filter element is integrated into a square or round air filter through the confining action of the retaining rings; after the air filter is produced, a tensile test needs to be carried out on the automobile air filter to determine the tensile strength of the automobile air filter; when the tensile test is carried out, two ends of the air filter are generally connected with a tensile testing machine, the tensile testing machine stretches the air filter element, and simultaneously, the tensile value of the air filter when the air filter deforms is recorded; in order to facilitate the clamping of a test sample by a tester, the test air filter is installed quickly, the test time is saved, and a special filter tensile test clamp capable of automatically adjusting the parallelism between clamps is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automatic adjust anchor clamps depth of parallelism installs the air cleaner fast to practice thrift test time, improve experimental work efficiency's filter tensile test anchor clamps.

The utility model discloses a filter tensile test anchor clamps, including upper and lower two anchor clamps, two connecting pieces and leveling subassembly, upper and lower anchor clamps mutual disposition, the anchor clamps all include the anchor clamps body, a plurality of threaded rods, a plurality of hand wheels, the clamp plate, a plurality of steel rack bars and two sliders, the inside wall of the anchor clamps body is provided with the centre gripping groove, the middle part of a plurality of threaded rods all rotates the spiro union with the outside cell wall of centre gripping groove, the outer end of a plurality of threaded rods all is provided with the hand wheel, the inner of a plurality of threaded rods all rotates with the clamp plate and is connected, the inside wall of clamp plate and the inner wall of centre gripping groove are provided with a plurality of steel rack bars symmetrically, two sets of steel rack bars are staggered, the lateral wall of the anchor clamps body is provided with the spout, two sliders are installed with all sliding in the above-mentioned spout, the connecting piece is connected with two sliders, the upper and lower both ends of leveling subassembly are connected with two slider elasticity torsion relatively on the two anchor clamps body respectively, and when two sliders are leveled up and down aligned, the subassembly atress is balanced; the two ends of the leveling component and the two sliders generate torsion force when the whole mechanism to be tested inclines, the two sliders can slide along the chutes of the two sliders under the action of the torsion force and simultaneously drive the two sliders to rotate until the two sliders are aligned up and down, the leveling component restores to a stress balance state, the two sliders automatically adjust the two sliders to be parallel, manual calibration is not needed, the two ends of the air filter to be tested are respectively clamped into the clamping grooves of the two sliders, the check ring of the air filter is located on the outer sides of the two groups of steel racks, the threaded rods are rotated through the hand wheels, the upper pressing plates and the lower pressing plates are tightly pressed on the filter element of the filter through the threaded rods, meanwhile, the sawteeth of the two groups of steel racks stretch into the gap of the filter element, the size of the air filter is completely fitted, the test piece is firmly fixed in the clamping grooves of the two clips, meanwhile, a tester can conveniently and quickly install the air filter, test time is saved, and test work efficiency is improved.

Preferably, the two clamp bodies are made of No. 45 steel, are formed by linear cutting and are subjected to one-step machining and surface electroplating treatment; through the two clamp bodies, the strength is high, the precision is high, the rust-proof internal corrosion is realized, and the service life is long.

Preferably, the rubber clamping device further comprises a plurality of rubber strips, the rubber strips are mounted on the inner walls of the clamping grooves of the two clamp bodies, which are opposite to the two pressing plates, and the inner walls of the pressing plates, and the rubber strips are respectively positioned on the outer sides of the steel racks; through setting up a plurality of rubber strips, when centre gripping air cleaner, a plurality of rubber strips are cliied air cleaner's retaining ring, improve the stability of centre gripping.

Preferably, the clamp also comprises two threaded sleeves, a plurality of threaded sleeves are respectively arranged on the clamping groove walls of the two clamp bodies, and the middle parts of the threaded rods are respectively in rotating threaded connection with the plurality of threaded sleeves; a plurality of threaded rods rotate the spiro union with a plurality of threaded sleeve, compare directly rotate the spiro union with the specific screw hole of anchor clamps, rotate more smoothly, conveniently change threaded sleeve simultaneously, improve the maintainability of device.

Preferably, the connecting piece comprises two pull rods, a connecting plate and two damping springs, the outer ends of the two pull rods are respectively rotatably connected with the two sliding blocks, the inner ends of the two pull rods are respectively rotatably connected with one end of the connecting plate, the two pull rods are symmetrically arranged, the two ends of the two damping springs are respectively rotatably connected with the two sliding blocks and the connecting plate, the two pull rods and the two connecting plates are arranged up and down, and the two damping springs are symmetrically arranged; the connecting plate is connected with the chest expander of pulling force machine, and the connecting plate passes through two sliders of two pull rod stimulations, and two slider stimulations anchor clamps bodies to the realization is to the tensile test of air filter, and two pull rods make the connecting plate be located the centre of two sliders simultaneously, and two damping spring's spring action makes the connecting plate have and anchor clamps body keep vertically trend, and two anchor clamps bodies atress vertical balance is more stable when tensile test.

Preferably, the clamping device further comprises a plurality of locking studs, the plurality of locking studs are respectively rotatably screwed on the plurality of sliding blocks, and the inner ends of the plurality of locking studs are respectively contacted with the bottoms of the sliding grooves of the two clamp bodies; the positions of the sliding blocks are adjusted according to the clamping position of the air filter, and the locking studs are screwed down, so that the sliding blocks are locked in the sliding grooves of the two clamp bodies, manual leveling is achieved, and the stability during testing is improved.

Preferably, the leveling component comprises two stress rods, two torsion spring boxes and a telescopic rod, wherein the two stress rods are respectively arranged on the two sliders which are opposite to each other up and down, the two stress rods are symmetrically arranged, the two torsion spring boxes are respectively rotatably sleeved on the two stress rods, torsion springs in the two torsion spring boxes are respectively connected with the two stress rods, the upper end and the lower end of the telescopic rod are respectively connected with the two torsion spring boxes, and when the telescopic rod is in a vertical state, the torsion between the two torsion spring boxes and the two stress rods is zero; torsion between two torsion spring boxes and two atress poles for two atress poles drive two sliders and drive two anchor clamps bodies and rotate to above-mentioned torsion be zero state, and the telescopic link is vertical state this moment, and two sliders align from top to bottom simultaneously and make two anchor clamps bodies be the horizontality, thereby realize two specific depth of parallelism automatically regulated of anchor clamps, when the air cleaner carries out tensile test, the synchronous extension of telescopic link, the practicality is high.

Compared with the prior art, the beneficial effects of the utility model are that: the two ends of the leveling component and the two sliders generate torsion force when the whole mechanism to be tested inclines, the two sliders can slide along the chutes of the two sliders under the action of the torsion force and simultaneously drive the two sliders to rotate until the two sliders are aligned up and down, the leveling component restores to a stress balance state, the two sliders automatically adjust the two sliders to be parallel, manual calibration is not needed, the two ends of the air filter to be tested are respectively clamped into the clamping grooves of the two sliders, the check ring of the air filter is located on the outer sides of the two groups of steel racks, the threaded rods are rotated through the hand wheels, the upper pressing plates and the lower pressing plates are tightly pressed on the filter element of the filter through the threaded rods, meanwhile, the sawteeth of the two groups of steel racks stretch into the gap of the filter element, the size of the air filter is completely fitted, the test piece is firmly fixed in the clamping grooves of the two clips, meanwhile, a tester can conveniently and quickly install the air filter, test time is saved, and test work efficiency is improved.

Drawings

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

fig. 2 is a rear view structure diagram of the present invention;

fig. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic structural diagram of a threaded rod, a hand wheel, a pressure plate, a steel rack, a rubber strip and the like;

FIG. 5 is an enlarged schematic view of the slider and the connecting member;

in the drawings, the reference numbers: 1. a clamp body; 2. a threaded rod; 3. a hand wheel; 4. pressing a plate; 5. a steel rack; 6. a slider; 7. a rubber strip; 8. a threaded bushing; 9. a pull rod; 10. a connecting plate; 11. a damping spring; 12. locking the stud; 13. a stress beam; 14. a torsion spring case; 15. a telescopic rod.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Examples

As shown in fig. 1 to 5, a filter tensile test fixture comprises an upper fixture, a lower fixture, two connecting pieces and a leveling assembly, wherein the upper fixture and the lower fixture are arranged oppositely, each fixture comprises a fixture body 1, a plurality of threaded rods 2, a plurality of hand wheels 3, a pressing plate 4, a plurality of steel racks 5 and two sliding blocks 6, the inner side wall of the fixture body 1 is provided with a clamping groove, the middle parts of the threaded rods 2 are rotatably screwed with the outer side groove wall of the clamping groove, the outer ends of the threaded rods 2 are provided with the hand wheels 3, the inner ends of the threaded rods 2 are rotatably connected with the pressing plate 4, the inner side wall of the pressing plate 4 and the inner wall of the clamping groove are symmetrically provided with the steel racks 5, two groups of the steel racks 5 are arranged in a staggered manner, the outer side wall of the fixture body 1 is provided with leveling sliding grooves, the two sliding blocks 6 are slidably mounted in the sliding grooves, the connecting pieces are connected with the two sliding blocks 6, the upper end and the lower end of the leveling assembly are respectively in elastic torsion connection with the two opposite sliding blocks 6 on the fixture body 1, and the two sliding blocks 6 are in a balanced in stress when the upper end and the lower end are aligned with the two sliding blocks 6; the connecting piece comprises two pull rods 9, a connecting plate 10 and two damping springs 11, the outer ends of the two pull rods 9 are respectively rotatably connected with the two sliding blocks 6, the inner ends of the two pull rods 9 are respectively rotatably connected with one end of the connecting plate 10, the two pull rods 9 are symmetrically arranged, the two ends of the two damping springs 11 are respectively rotatably connected with the two sliding blocks 6 and the connecting plate 10, the two pull rods 9 and the two connecting plates 10 are arranged up and down, and the two damping springs 11 are symmetrically arranged; the locking device also comprises a plurality of locking studs 12, the locking studs 12 are respectively screwed on the sliding blocks 6 in a rotating way, and the inner ends of the locking studs 12 are respectively contacted with the bottoms of the sliding grooves of the two clamp bodies 1; the leveling component comprises two stress rods 13, two torsion spring boxes 14 and an expansion link 15, the two stress rods 13 are respectively arranged on the two sliders 6 which are opposite up and down, the two stress rods 13 are symmetrically arranged, the two torsion spring boxes 14 are respectively rotatably sleeved on the two stress rods 13, torsion springs in the two torsion spring boxes 14 are respectively connected with the two stress rods 13, the upper end and the lower end of the expansion link 15 are respectively connected with the two torsion spring boxes 14, and when the expansion link 15 is in a vertical state, torsion between the two torsion spring boxes 14 and the two stress rods 13 is zero;

two connecting plates 10 are connected with two tensioners of a tensile testing machine, the distance between two clamp bodies 1 is adjusted according to the size of an air filter, the positions of a plurality of sliding blocks 6 are adjusted according to the clamping position of the air filter, a plurality of locking studs 12 are screwed, so that the plurality of sliding blocks 6 are locked in sliding grooves of the two clamp bodies 1, if the two clamp bodies 1 are not parallel, when the whole mechanism to be tested inclines, the torsion between two torsion spring boxes 14 and two stress rods 13 is enabled, the two stress rods 13 drive the two sliding blocks 6 and the two clamp bodies 1 to rotate to the state that the torsion is zero, at the moment, a telescopic rod 15 is in a vertical state, the two clamp bodies 1 are enabled to be in a horizontal state by vertically aligning the two sliding blocks 6, manual calibration is not needed, two ends of the air filter to be tested are respectively clamped into clamping grooves of the two clamp bodies 1, and a check ring of the air filter is enabled to be positioned at the outer sides of two groups of steel racks 5, the hand wheels 3 rotate the threaded rods 2, the upper pressing plate 4 and the lower pressing plate 4 are pressed tightly on a filter element of the filter by the threaded rods 2, and the sawteeth of the two groups of steel racks 5 extend into gaps of the filter element, so that the size of the air filter is completely attached, a test piece is firmly fixed in clamping grooves of the two clamp bodies 1, a tester can conveniently clamp the air filter, and the air filter is quickly installed, so that the test time is saved, the test working efficiency is improved, when a tensile test is started, a tension device of a tensile machine pulls the two connecting plates 10 to be separated, the connecting plates 10 pull the two sliding blocks 6 through the two pull rods 9, the two sliding blocks 6 pull the clamp bodies 1, so that the tensile test on the air filter is realized, the telescopic rods 15 synchronously extend, the connecting plates 10 are positioned between the two sliding blocks 6 by the two pull rods 9, and the connecting plates 10 have the trend of keeping the vertical to the clamp bodies 1 by the elastic force of the two damping springs 11, the two clamp bodies 1 are stressed to be vertically balanced more stably in a tensile test.

As shown in fig. 1 to 5, the utility model discloses a filter tensile test anchor clamps, it is at the during operation, at first be connected two connecting plates 10 with two chest expander of tensile test machine, the interval of two anchor clamps bodies 1 is adjusted according to the specification of air filter, later torsion between two torsion spring box 14 and two atress poles 13 when two anchor clamps bodies 1 nonparallel, two slider 6 can slide along the spout of two anchor clamps bodies 1 and drive two anchor clamps bodies 1 simultaneously and rotate under the effect of torsion, it is zero to align above-mentioned torsion about two slider 6, telescopic link 15 is vertical state this moment, two anchor clamps bodies 1 are the horizontality, then will treat the both ends card respectively of experimental air filter and go into in the centre gripping groove of two anchor clamps bodies 1, and make the retaining ring of air filter be located the outside and a plurality of rubber strip 7 contacts of two sets of steel rack 5, rotate a plurality of threaded rods 2 through a plurality of hand wheels 3, a plurality of threaded rods 2 will be two upper and lower clamp plates 4 compress tightly on the filter core of two sets of steel rack 5, the sawtooth stretches into the gap of filter core simultaneously, firmly fix air filter in the centre gripping groove of two concrete anchor clamps 1, the last threaded rod operation can tensile test machine.

The utility model discloses the main function who realizes does:

1. the steel rack has the size that the steel rack can be completely attached to the air filter, and a test piece is firmly fixed in the steel rack;

2. the test sample can be conveniently clamped by a tester, the test sample can be quickly installed, and the test time is saved;

3. the parallelism between the clamps is automatically adjusted without manual calibration.

The utility model discloses a filter tensile test anchor clamps, the utility model discloses a steel rack 5, threaded rod 2, rubber strip 7, damping spring 11, telescopic link 15, locking double-screw bolt 12, torsional spring of filter tensile test anchor clamps are purchase on the market, and this industry technical staff only need according to its subsidiary service instruction install and operate can, and need not the technical staff in the field and pay out creative work.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a filter tensile test anchor clamps, a serial communication port, including two anchor clamps about, two connecting pieces and leveling subassembly, anchor clamps mutual disposition from top to bottom, anchor clamps all include the anchor clamps body (1), a plurality of threaded rod (2), a plurality of hand wheel (3), clamp plate (4), a plurality of steel rack (5) and two slider (6), the inside wall of the anchor clamps body (1) is provided with the centre gripping groove, the middle part of a plurality of threaded rod (2) all rotates the spiro union with the outside cell wall of centre gripping groove, the outer end of a plurality of threaded rod (2) all is provided with hand wheel (3), the inner of a plurality of threaded rod (2) all rotates with clamp plate (4) to be connected, the symmetry is provided with a plurality of steel rack (5) on the inside wall of clamp plate (4) and the inner wall in centre gripping groove, two sets of steel rack (5) staggered arrangement, the lateral wall of the anchor clamps body (1) is provided with the spout, equal slidable mounting has two slider (6) in the above-mentioned spout, the connecting piece is connected with two slider (6), the upper and lower both ends of leveling subassembly respectively with two slider (1) relative slider elastic torsion connections, and when the slider (6) align the atress.

2. The filter tensile test fixture of claim 1, wherein the two fixture bodies (1) are made of No. 45 steel, and the two fixture bodies (1) are formed by wire cutting and one-step machining and are subjected to surface electroplating treatment.

3. The filter tensile test fixture of claim 1, further comprising a plurality of rubber strips (7), wherein the rubber strips (7) are mounted on the inner walls of the clamping grooves of the two fixture bodies (1) opposite to the two pressing plates (4) and the inner walls of the pressing plates (4), and the plurality of rubber strips (7) are respectively located on the outer sides of the plurality of steel racks (5).

4. The tensile test fixture of the filter as set forth in claim 1, further comprising two threaded sleeves (8), wherein a plurality of threaded sleeves (8) are installed on the clamping groove walls of the two fixture bodies (1), and the middle parts of the threaded rods (2) are respectively in threaded connection with the threaded sleeves (8) in a rotating manner.

5. The filter tensile test fixture of claim 1, wherein the connecting piece comprises two pull rods (9), a connecting plate (10) and two damping springs (11), the outer ends of the two pull rods (9) are respectively rotatably connected with the two sliders (6), the inner ends of the two pull rods (9) are respectively rotatably connected with one end of the connecting plate (10), the two pull rods (9) are symmetrically arranged, the two ends of the two damping springs (11) are respectively rotatably connected with the two sliders (6) and the connecting plate (10), the two pull rods (9) and the two connecting plates (10) are arranged up and down, and the two damping springs (11) are symmetrically arranged.

6. The filter tensile test fixture according to claim 1, further comprising a plurality of locking studs (12), wherein the locking studs (12) are rotatably screwed on the plurality of sliding blocks (6) respectively, and inner ends of the locking studs (12) are in contact with bottoms of the sliding grooves of the two fixture bodies (1) respectively.

7. The filter tensile test fixture according to claim 1, wherein the leveling component comprises two stress rods (13), two torsion spring boxes (14) and a telescopic rod (15), the two stress rods (13) are respectively arranged on the two sliders (6) which are opposite up and down, the two stress rods (13) are symmetrically arranged, the two torsion spring boxes (14) are respectively rotatably sleeved on the two stress rods (13), torsion springs in the two torsion spring boxes (14) are respectively connected with the two stress rods (13), the upper end and the lower end of the telescopic rod (15) are respectively connected with the two torsion spring boxes (14), and when the telescopic rod (15) is in a vertical state, the torsion between the two torsion spring boxes (14) and the two stress rods (13) is zero.