CN217180278U

CN217180278U - Relaxation testing machine

Info

Publication number: CN217180278U
Application number: CN202220088304.8U
Authority: CN
Inventors: 杨善雷
Original assignee: Jinan Wenxing Test Instrument Co ltd
Current assignee: Jinan Wenxing Test Instrument Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2022-08-12
Anticipated expiration: 2032-01-13

Abstract

The utility model relates to the technical field of relaxation testing machines, in particular to a relaxation testing machine, which improves the convenience of the testing machine to test stretching, improves the stability of the testing machine to pattern stretching, improves the test accuracy, reduces the influence of a heat preservation device on work during pattern installation by arranging the heat preservation device in a sliding way, and further improves the convenience of operation; the utility model discloses a portable vacuum cleaner, including the base, first curb plate, the second curb plate, two sets of clamping device, the guide post, the sliding plate, the spliced pole, a supporting plate, the pneumatic cylinder, mounting bracket and heat preservation device, first curb plate and second curb plate are all installed on the base top, two sets of clamping device subtend respectively installs on the lateral wall of sliding plate and second curb plate, clamping device is used for the style centre gripping, both ends are connected with first curb plate and second curb plate lateral wall respectively about the multiunit guide post, the sliding plate horizontal slip suit is on multiunit guide post lateral wall, the right-hand member of multiunit spliced pole all is connected with the sliding plate left side wall, set up the multiunit through-hole on the first curb plate.

Description

Relaxation testing machine

Technical Field

The utility model relates to a relaxation testing machine's technical field especially relates to a relaxation testing machine.

Background

The relaxation testing machine mainly measures the stress change of materials under high-temperature acting force, generally adopts a cylindrical sample for the stress relaxation test, carries out tensile loading at a certain temperature, then, as time goes on, partial load is unloaded by an automatic unloading mechanism to keep the total deformation unchanged, the reduction value of the stress as time goes on is measured, a relaxation curve can be drawn, and an annular sample with a semi-circular ring with equal strength can be adopted for the relaxation test.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an improve the testing machine to the tensile convenience of experiment, improve the testing machine to the tensile stability of style, improve experimental accuracy nature, through sliding the setting with heat preservation device, heat preservation device is to the influence of work when reducing the style installation, and then improves the lax testing machine of the convenience of operation.

The utility model discloses a relaxation testing machine, which comprises a base, a first side plate, a second side plate, two groups of clamping devices, guide posts, a sliding plate, connecting posts, a supporting plate, a hydraulic cylinder, a mounting rack and a heat preservation device, wherein the first side plate and the second side plate are both arranged at the top end of the base, the two groups of clamping devices are respectively arranged on the outer side walls of the sliding plate and the second side plate in opposite directions, the clamping devices are used for clamping patterns, the left and right ends of a plurality of groups of guide posts are respectively connected with the outer side walls of the first side plate and the second side plate, the sliding plate is sleeved on the outer side walls of a plurality of groups of guide posts in a sliding mode in a left and right mode, the right ends of a plurality of groups of connecting posts are respectively connected with the right ends of the supporting plate through a plurality of groups of through holes, the fixed end of the hydraulic cylinder is arranged at the left end of the supporting plate through the mounting rack, and the movable end of the hydraulic cylinder passes through the left and right end faces of the supporting plate to be connected with the left end of the first side plate, the heat preservation device is arranged on the base in a left-right sliding mode and is arranged outside the first side plate and the second side plate through sliding covers; fix both ends on sliding plate and second curb plate through two sets of clamping device respectively about the style, remove end extension length through control pneumatic cylinder, make the pneumatic cylinder stiff end pass through backup pad and multiunit spliced pole and drive the sliding plate and slide left, thereby make the sliding plate remove left the back and stretch the experiment, improve the tensile convenience of testing machine to the experiment, improve the tensile stability of testing machine to the style, improve experimental accuracy nature, later through the outside of sliding sleeve dress at first curb plate and second curb plate with heat preservation device, thereby make heat preservation device keep warm to the style heating, through sliding the setting with heat preservation device, heat preservation device is to the influence of work when reducing the style installation, and then improve the convenience of operation.

Preferably, the heat preservation device comprises a slide rail, a box body, a connecting frame, an internal thread external member, a fixing member, a screw rod, a motor, a plurality of groups of heating pipes and a sealing plate, the slide rail is embedded and installed inside the top end of the base, the bottom end of the box body is slidably installed on the slide rail, the left end of the box body is provided with an opening, the outer side wall of the top end of the connecting frame is connected with the outer side wall of the box body, the middle part of the connecting frame is sleeved outside the top end of the base, the bottom end of the connecting frame extends into the base, the internal thread external member is installed in the middle part of the bottom end of the connecting frame, the fixing member is installed on the top end of the inner side wall of the base, the left end and the right end of the screw rod are respectively rotatably installed on the outer side wall of the fixing member, the motor is installed on the inner side wall of the base, the output end of the motor is connected with the right end of the screw rod, the internal thread sleeve is sleeved on the outer side wall of the screw rod in a matching mode, the multiple groups of heating pipes are all installed on the inner side wall of the box body, and the sealing plate is sleeved on the outer side wall of the first side plate; it is rotatory to drive the lead screw through opening the motor, it removes left to drive the internal thread external member after the lead screw is rotatory, make the internal thread external member pass through the link and drive the box and slide left, thereby make the box suit between first curb plate and second curb plate outside, and make the left end of box and the right-hand member of closing plate paste tightly, later heat to the box inside after generating heat through the multiunit heating pipe, thereby make the style heat up, improve the testing machine to the experimental operation convenience of the relaxation of style, through pasting tightly with the left end of box and closing plate right-hand member, thereby improve the sealed effect of box, and then improve the inside constant temperature effect of box, improve experimental precision, through setting up box horizontal slip, reduce the influence of box when installing the style, improve the operation convenience of testing machine.

Preferably, the clamping device comprises two sets of machine boxes, two sets of first clamping plates, two sets of second clamping plates, two sets of studs and two sets of handwheels, the two sets of machine boxes are respectively arranged at the right end of the sliding plate and the left end of the second side plate, the two sets of first clamping plates are respectively oppositely arranged at the lower parts of the outer sides of the two sets of machine boxes, chutes are respectively arranged in the two sets of machine boxes, openings are respectively arranged at the outer parts of the chutes, the rear ends of the two sets of second clamping plates are respectively arranged in the chutes of the two sets of machine boxes in a vertically sliding manner, the front ends of the two sets of second clamping plates respectively penetrate through the through holes and extend out of the outer parts of the two sets of machine boxes, the second clamping plates at the two ends are respectively arranged above the two sets of first clamping plates, the two sets of studs are respectively rotatably arranged on the inner side walls of the chutes of the two sets of machine boxes, the top ends of the two sets of studs respectively extend out of machine boxes and are fixedly connected with the bottom ends of the two sets of handwheels, and the rear parts of the two sets of second clamping plates are respectively provided with threaded holes, the two groups of second clamping plates are respectively sleeved on the outer side walls of the two groups of studs in a matched manner through threaded holes; place two sets of first splint tops respectively with the left and right ends of style, later rotate two sets of double-screw bolts through snatching two sets of hand wheels, make two sets of second splint move down after two sets of double-screw bolts are rotatory to make two sets of second splint hold fixedly through two sets of first splint with the left and right ends of style, improve the convenience that the style is fixed.

Preferably, the device also comprises a sealing gasket, and the sealing gasket is arranged at the left end of the box body; through setting up sealed the pad to improve the sealed effect after box left end and closing plate right side contact, reduce the inside heat loss of box, improve the heat preservation effect of box, improve the practicality.

Preferably, the temperature measuring device is arranged on the outer side wall of the box body and communicated with the inside of the box body; through setting up temperature measuring instrument to be convenient for detect the inside temperature of box, and then be convenient for carry out thermostatic control to the inside temperature of box, improve the accuracy of the experiment that the style relaxes.

Preferably, the anti-skid device further comprises four groups of anti-skid pads, wherein the four groups of anti-skid pads are respectively arranged on the inner side walls of the two groups of first clamping plates and the two groups of second clamping plates; through setting up four sets of slipmats to improve two sets of first splint and two sets of second splint and add the fixed anti-skidding effect of holding to the style, and then improve the experimental accuracy of lax.

Compared with the prior art, the beneficial effects of the utility model are that: fix both ends on sliding plate and second curb plate through two sets of clamping device respectively about the style, remove end extension length through control pneumatic cylinder, make the pneumatic cylinder stiff end pass through backup pad and multiunit spliced pole and drive the sliding plate and slide left, thereby make the sliding plate remove left the back and stretch the experiment, improve the tensile convenience of testing machine to the experiment, improve the tensile stability of testing machine to the style, improve experimental accuracy nature, later through the outside of sliding sleeve dress at first curb plate and second curb plate with heat preservation device, thereby make heat preservation device keep warm to the style heating, through sliding the setting with heat preservation device, heat preservation device is to the influence of work when reducing the style installation, and then improve the convenience of operation.

Drawings

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

FIG. 2 is a schematic view of a portion of the connection of a connecting column to a support plate or the like;

FIG. 3 is a partial schematic view of the connection of a stud with a handwheel or the like;

FIG. 4 is a schematic view of a part of the structure of the guide post connected to a heating pipe or the like on the axis side;

FIG. 5 is a side view of the first cleat attached to a cleat or the like;

in the drawings, the reference numbers: 1. a base; 2. a first side plate; 3. a second side plate; 4. a guide post; 5. a sliding plate; 6. connecting columns; 7. a support plate; 8. a hydraulic cylinder; 9. a mounting frame; 10. a slide rail; 11. a box body; 12. a connecting frame; 13. an internal thread sleeve; 14. a fixing member; 15. a lead screw; 16. a motor; 17. heating a tube; 18. a sealing plate; 19. a chassis; 20. a first splint; 21. a second splint; 22. a stud; 23. a hand wheel; 24. a gasket; 25. a temperature measuring instrument; 26. a non-slip mat.

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 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.

The first side plate 2 and the second side plate 3 are both arranged at the top end of the base 1, the left and right ends of a plurality of groups of guide posts 4 are respectively connected with the outer side walls of the first side plate 2 and the second side plate 3, the sliding plate 5 is sleeved on the outer side walls of a plurality of groups of guide posts 4 in a left-right sliding manner, the right ends of a plurality of groups of connecting posts 6 are respectively connected with the left side wall of the sliding plate 5, a plurality of groups of through holes are arranged on the first side plate 2, the left ends of a plurality of groups of connecting posts 6 are respectively connected with the right end of the supporting plate 7 through a plurality of groups of through holes, the fixed end of the hydraulic cylinder 8 is arranged at the left end of the supporting plate 7 through the mounting frame 9, the moving end of the hydraulic cylinder 8 is connected with the left end of the first side plate 2 through the left and right end surfaces of the supporting plate 7, the sliding rail 10 is embedded in the top end of the base 1, the bottom end of the box body 11 is arranged on the sliding rail 10, the left end of the box body 11 with an opening, the outer side wall of the connecting frame 12 is connected with the outer side wall of the box body 11, the middle part of the base 1, the bottom end of a connecting frame 12 extends into the base 1, an internal thread external member 13 is arranged in the middle of the bottom end of the connecting frame 12, a fixing member 14 is arranged at the top end of the inner side wall of the base 1, the left end and the right end of a screw 15 are respectively rotatably arranged on the outer side wall of the fixing member 14, a motor 16 is arranged on the inner side wall of the base 1, the output end of the motor 16 is connected with the right end of the screw 15, the internal thread external member 13 is matched and sleeved on the outer side wall of the screw 15, a plurality of groups of heating pipes 17 are all arranged on the inner side wall of a box body 11, a sealing plate 18 is sleeved on the outer side wall of a first side plate 2, two groups of machine boxes 19 are respectively arranged at the right end of a sliding plate 5 and the left end of a second side plate 3, two groups of first clamping plates 20 are respectively oppositely arranged at the lower parts of the outer sides of the two groups of machine boxes 19, sliding grooves are respectively arranged in the two groups of machine boxes 19, openings are respectively arranged outside the sliding grooves, and the rear ends of the two groups of second clamping plates 21 are respectively arranged in a vertical sliding manner, the front ends of the two groups of second clamping plates 21 respectively penetrate through the through holes to extend out of the two groups of cases 19, the second clamping plates 21 at two ends are respectively arranged above the two groups of first clamping plates 20, the two groups of studs 22 are respectively and rotatably arranged on the inner side walls of the sliding grooves of the two groups of cases 19, the top ends of the two groups of studs 22 respectively extend out of the two groups of cases 19 and are fixedly connected with the bottom ends of the two groups of hand wheels 23, threaded holes are respectively formed in the rear parts of the two groups of second clamping plates 21, the two groups of second clamping plates 21 are respectively sleeved on the outer side walls of the two groups of studs 22 in a matched mode through the threaded holes, the sealing gasket 24 is arranged at the left end of the case body 11, the temperature measuring instrument 25 is arranged on the outer side wall of the case body 11, the temperature measuring instrument 25 is communicated with the inside of the case body 11, and the four groups of anti-skid pads 26 are respectively arranged on the inner side walls of the two groups of first clamping plates 20 and the two groups of second clamping plates 21; fix both ends on sliding plate 5 and second curb plate 3 through two sets of clamping device respectively about the style, remove end extension length through control pneumatic cylinder 8, make pneumatic cylinder 8 stiff end pass through backup pad 7 and multiunit spliced pole 6 drive sliding plate 5 and slide left, thereby make sliding plate 5 remove the back left and stretch the experiment, improve the tensile convenience of testing machine to the experiment, improve the tensile stability of testing machine to the style, improve experimental accuracy nature, later through the outside with heat preservation device slip suit at first curb plate 2 and second curb plate 3, thereby make the heat preservation device keep warm to the style heating, through setting up heat preservation device slip, heat preservation device is to the influence of work when reducing the style installation, and then improve the convenience of operation.

As shown in fig. 1 to 5, the relaxation testing machine of the present invention, when in operation, first, two sets of first clamping plates 20 are respectively placed on the left and right ends of a pattern, then two sets of studs 22 are rotated by grabbing two sets of handwheels 23, and two sets of studs 21 are moved downward after the two sets of studs 22 are rotated, so that the two sets of second clamping plates 21 hold and fix the left and right ends of the pattern through the two sets of first clamping plates 20, and then the extending length of the moving ends of the hydraulic cylinder 8 is controlled, so that the fixed end of the hydraulic cylinder 8 drives the sliding plate 5 to slide leftward through the support plate 7 and the plurality of connecting columns 6, so that the test is stretched after the sliding plate 5 is moved leftward, then the screw 15 is driven to rotate by opening the motor 16, the screw 15 drives the internal thread external member 13 to move leftward, so that the internal thread external member 13 drives the box body 11 to slide leftward through the connecting frame 12, therefore, the box body 11 is sleeved between the first side plate 2 and the second side plate 3, the left end of the box body 11 is tightly attached to the right end of the sealing plate 18, and then the box body 11 is heated after being heated by the plurality of groups of heating pipes 17, so that the temperature of the pattern is increased.

The utility model discloses the main function who realizes does: remove end extension length through control pneumatic cylinder 8, make 8 stiff ends of pneumatic cylinder drive sliding plate 5 through backup pad 7 and multiunit spliced pole 6 and slide left, thereby make 5 after removing left of sliding plate tensile to the experiment, improve the testing machine to experimental tensile convenience, improve the testing machine to the tensile stability of style, improve experimental accuracy nature, through sliding the setting with heat preservation device, heat preservation device is to the influence of work when reducing the style installation, and then improves the convenience of operation.

The installation mode, the connection mode or the arrangement mode of the relaxation testing machine of the utility model are all common mechanical modes, and the relaxation testing machine can be implemented as long as the beneficial effects can be achieved; the utility model discloses a pneumatic cylinder 8, motor 16, heating pipe 17 and temperature measuring instrument 25 of relaxation testing machine 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.

All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

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. A relaxation testing machine is characterized by comprising a base (1), a first side plate (2), a second side plate (3), two groups of clamping devices, guide posts (4), a sliding plate (5), connecting posts (6), a supporting plate (7), a hydraulic cylinder (8), a mounting frame (9) and a heat preservation device, wherein the first side plate (2) and the second side plate (3) are both arranged at the top end of the base (1), the two groups of clamping devices are respectively oppositely arranged on the outer side walls of the sliding plate (5) and the second side plate (3), the clamping devices are used for clamping patterns, the left end and the right end of each group of guide posts (4) are respectively connected with the outer side walls of the first side plate (2) and the second side plate (3), the sliding plate (5) is sleeved on the outer side walls of the groups of guide posts (4) in a left-and right sliding mode, the right ends of the groups of the connecting posts (6) are respectively connected with the left side wall of the sliding plate (5), a plurality of groups of through holes are arranged on the first side plate (2), multiunit spliced pole (6) left end passes the multiunit through-hole respectively and is connected with backup pad (7) right-hand member, and the stiff end of pneumatic cylinder (8) passes through mounting bracket (9) to install in backup pad (7) left end, and pneumatic cylinder (8) remove the end and pass backup pad (7) about the terminal surface be connected with first curb plate (2) left end, heat preservation device horizontal slip installs on base (1), and the heat preservation device covers the outside at first curb plate (2) and second curb plate (3) through sliding.

2. The relaxation testing machine as claimed in claim 1, wherein the heat preservation device comprises a slide rail (10), a box body (11), a connecting frame (12), an internal thread sleeve (13), a fixing member (14), a lead screw (15), a motor (16), a plurality of groups of heating pipes (17) and sealing plates (18), the slide rail (10) is embedded and installed inside the top end of the base (1), the bottom end of the box body (11) is slidably installed on the slide rail (10), the left end of the box body (11) is provided with an opening, the outer side wall of the top end of the connecting frame (12) is connected with the outer side wall of the box body (11), the middle part of the connecting frame (12) is sleeved outside the top end of the base (1), the bottom end of the connecting frame (12) extends into the base (1), the internal thread sleeve (13) is installed in the middle part of the bottom end of the connecting frame (12), the fixing member (14) is installed on the top end of the fixing member of the base (1), the left end and the right end of the lead screw (15) are respectively rotatably installed on the outer side wall of the fixing member (14), motor (16) are installed on base (1) inside wall to motor (16) output and lead screw (15) right-hand member are connected, and internal thread external member (13) cooperation suit is on lead screw (15) lateral wall, and multiunit heating pipe (17) are all installed on box (11) inside wall, and closing plate (18) suit is on first curb plate (2) lateral wall.

3. The relaxation testing machine according to claim 1, wherein the clamping device comprises two sets of boxes (19), two sets of first clamping plates (20), two sets of second clamping plates (21), two sets of studs (22) and two sets of hand wheels (23), the two sets of boxes (19) are respectively installed at the right end of the sliding plate (5) and the left end of the second side plate (3), the two sets of first clamping plates (20) are respectively installed at the lower part of the outer sides of the two sets of boxes (19) in an opposite manner, sliding grooves are respectively arranged in the two sets of boxes (19), openings are respectively arranged outside the sliding grooves, the rear ends of the two sets of second clamping plates (21) are respectively arranged inside the sliding grooves of the two sets of boxes (19) in an up-and-down sliding manner, the front ends of the two sets of second clamping plates (21) respectively penetrate through the through holes to extend out of the two sets of boxes (19), and the second clamping plates (21) at the two ends are respectively arranged above the two sets of first clamping plates (20), two sets of studs (22) are rotatably mounted on the inner side walls of the sliding grooves of the two sets of cases (19) respectively, the top ends of the two sets of studs (22) extend out of the two sets of cases (19) respectively and are fixedly connected with the bottom ends of the two sets of hand wheels (23), threaded holes are formed in the rear portions of the two sets of second clamping plates (21) respectively, and the two sets of second clamping plates (21) are sleeved on the outer side walls of the two sets of studs (22) respectively in a matched mode through the threaded holes.

4. The relaxation testing machine as claimed in claim 2, further comprising a packing (24), wherein the packing (24) is provided at a left end of the case (11).

5. The relaxation testing machine as claimed in claim 2, further comprising a temperature measuring instrument (25), wherein the temperature measuring instrument (25) is installed on an outer side wall of the case (11), and the temperature measuring instrument (25) communicates with the inside of the case (11).

6. The relaxation testing machine as claimed in claim 3, further comprising four sets of anti-slip pads (26), wherein the four sets of anti-slip pads (26) are respectively provided on the inner side walls of the two sets of first clamping plates (20) and the two sets of second clamping plates (21).