CN217331938U - Tensile testing machine convenient for positioning operation - Google Patents
Tensile testing machine convenient for positioning operation Download PDFInfo
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- CN217331938U CN217331938U CN202220254252.7U CN202220254252U CN217331938U CN 217331938 U CN217331938 U CN 217331938U CN 202220254252 U CN202220254252 U CN 202220254252U CN 217331938 U CN217331938 U CN 217331938U
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Abstract
The utility model discloses a tensile testing machine convenient for positioning operation, which comprises a base, a lower fixing head is arranged on the upper surface of the base, a plurality of support rods are symmetrically arranged on the upper surface of the base, a mounting frame is jointly arranged at the upper ends of the plurality of support rods, a winding roller is horizontally arranged on the mounting frame, a protective frame is arranged on the mounting frame, a motor is arranged on the protective frame, and a gear transmission mechanism is jointly arranged between the motor and the winding roller; the winding roller is wound with a tension belt, the lower end of the tension belt is provided with an installation rod, the installation rod is symmetrically and slidably connected with two sliding seats and each sliding seat is fixedly connected with an upper fixing head, a bidirectional threaded rod is horizontally arranged on the installation rod, and one end of the bidirectional threaded rod penetrates through one end of the installation rod and is fixedly connected with a knob. The device is suitable for experimental materials with different dimensions, the adaptive width of the device is improved, the stretching and flattening of the materials are guaranteed, and the normal operation of the experiment is guaranteed.
Description
Technical Field
The utility model relates to a tensile testing machine technical field especially relates to a tensile testing machine of convenient location operation.
Background
Tensile testing machine is a testing machine to material mechanical properties detection usefulness, can be used to plastic sheet material, tubular product, profile shapes, plastic film and rubber, electric wire and cable, steel, the various physical and mechanical properties test of materials such as glass fibre are the material development, but current tensile testing machine need change the fixed head when carrying out tensile test to the material of different dimensions, generally adopt modes such as bolt to fix when changing the fixed head, it is comparatively troublesome to dismantle the change, and inconvenient fix a position the fixed head, the use convenience of device has been reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art, and the tensile testing machine who provides a convenient location operation.
In order to realize the purpose, the utility model adopts the following technical scheme:
a tensile testing machine convenient for positioning operation comprises a base, wherein a lower fixing head is arranged on the upper surface of the base, a plurality of supporting rods are symmetrically arranged on the upper surface of the base, a mounting frame is jointly arranged at the upper ends of the plurality of supporting rods, a winding roller is horizontally arranged on the mounting frame, a protective frame is arranged on the mounting frame, a motor is arranged on the protective frame, and a gear transmission mechanism is jointly arranged between the motor and the winding roller;
the winding roller is wound with a tension belt, the lower end of the tension belt is provided with an installation rod, the installation rod is symmetrically and slidably connected with two sliding seats and each sliding seat is fixedly connected with an upper fixing head, the installation rod is horizontally provided with a bidirectional threaded rod, the two sliding seats are in threaded connection with the bidirectional threaded rod, and one end of the bidirectional threaded rod penetrates through one end of the installation rod and is fixedly connected with a knob.
Preferably, gear drive includes first bevel gear, and first bevel gear installs on the output shaft of motor, horizontal installation has the pivot between protection frame and the mounting bracket, install first straight-tooth cylindrical gear and second bevel gear in the pivot, and second bevel gear and first bevel gear meshing, the one end of winding up roller runs through the mounting bracket and installs second straight-tooth cylindrical gear, and second straight-tooth cylindrical gear and first straight-tooth cylindrical gear meshing.
Preferably, two sliding grooves are symmetrically formed in two side walls of the mounting rod, two sliding rods are symmetrically and fixedly connected to the sliding seat, and each sliding rod is connected to the corresponding sliding groove in a sliding mode.
Preferably, two sections of threads are symmetrically arranged on the bidirectional threaded rod, the thread directions of the two sections of threads are opposite, and the two sliding seats are respectively in threaded connection with the two sections of threads.
Preferably, the pitch circle diameter of the first spur gear is smaller than the pitch circle diameter of the second spur gear.
Compared with the prior art, the beneficial effects of the utility model are that:
1. drive two-way threaded rod through the knob and rotate, two sections screws that the symmetry set up on the two-way threaded rod are to opposite screw, so with two slide motion opposite direction of two-way threaded rod threaded connection, and then adjust two distances between the last fixed head, be applicable to the experimental materials of different dimensions, not only improved the width of device adaptation, but also guaranteed that the material is tensile level and smooth moreover, guarantee the normal clear of experiment.
2. Meanwhile, the motor, the first bevel gear, the second bevel gear, the first straight-tooth cylindrical gear and the second straight-tooth cylindrical gear drive the winding roller to rotate, and the phenomenon that the winding roller rotating speed is too high to influence an experiment due to the fact that the motor is directly connected with the winding roller is avoided.
To sum up, the utility model discloses the structure is ingenious, and reasonable in design is applicable to different size and specification's experimental materials, has not only improved the width of device adaptation, also guarantees moreover that the material is tensile level and smooth, guarantees the normal clear of experiment.
Drawings
Fig. 1 is a schematic structural view of a tensile testing machine convenient for positioning operation provided by the present invention;
fig. 2 is a schematic structural view of a portion of a mounting rod of the tensile testing machine convenient for positioning operation provided by the present invention;
fig. 3 is a schematic structural view of a chute portion of the tensile testing machine convenient for positioning operation provided by the utility model;
fig. 4 is the utility model provides a make things convenient for tensile testing machine of location operation middle slide part schematic structure.
In the figure: the device comprises a base 1, a lower fixing head 2, a supporting rod 3, a mounting rack 4, a tension belt 5, an upper fixing head 6, a bidirectional threaded rod 7, a mounting rod 8, a winding roller 9, a protective rack 10, a motor 11, a first bevel gear 12, a second bevel gear 13, a first straight-tooth cylindrical gear 14, a second straight-tooth cylindrical gear 15, a sliding seat 16, a sliding groove 17, a knob 18 and a sliding rod 19.
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.
Referring to fig. 1-4, a tensile testing machine convenient for positioning operation comprises a base 1, wherein a lower fixing head 2 is mounted on the upper surface of the base 1, a plurality of support rods 3 are symmetrically mounted on the upper surface of the base 1, a mounting frame 4 is jointly mounted at the upper ends of the plurality of support rods 3, a winding roller 9 is horizontally mounted on the mounting frame 4, a protective frame 10 is mounted on the mounting frame 4, a motor 11 is mounted on the protective frame 10, and a gear transmission mechanism is jointly mounted between the motor 11 and the winding roller 9;
the gear transmission mechanism comprises a first bevel gear 12, the first bevel gear 12 is installed on an output shaft of a motor 11, a rotating shaft is horizontally installed between a protective frame 10 and an installation frame 4, a first straight-tooth cylindrical gear 14 and a second bevel gear 13 are installed on the rotating shaft, the second bevel gear 13 is meshed with the first bevel gear 12, one end of a winding roller 9 penetrates through the installation frame 4 and is provided with a second straight-tooth cylindrical gear 15, the second straight-tooth cylindrical gear 15 is meshed with the first straight-tooth cylindrical gear 14, and the reference circle diameter of the first straight-tooth cylindrical gear 14 is smaller than that of the second straight-tooth cylindrical gear 15;
the winding roller 9 is wound with a tension belt 5, the lower end of the tension belt 5 is provided with an installation rod 8, the installation rod 8 is symmetrically and slidably connected with two sliding seats 16, two sliding grooves 17 are symmetrically formed in two side walls of the installation rod 8, two sliding rods 19 are symmetrically and fixedly connected to the sliding seats 16, each sliding rod 19 is slidably connected into the corresponding sliding groove 17 in position, a fixing head 6 is fixedly connected to each sliding seat 16, a bidirectional threaded rod 7 is horizontally arranged on the installation rod 8, the two sliding seats 16 are in threaded connection with the bidirectional threaded rod 7, two sections of threads are symmetrically arranged on the bidirectional threaded rod 7, the thread directions of the two sections of threads are opposite, the two sliding seats 16 are in threaded connection with the two sections of threads respectively, and one end of the bidirectional threaded rod 7 penetrates through one end fixedly connected with a knob 18 of the installation rod 8.
When the utility model is used, the middle part of the lower end of the tension material is fixed on the lower fixing head, then the knob 18 is rotated according to the length of the tension material, the knob 18 drives the two-way threaded rod 7 to rotate, then the two sliding seats 16 which are in threaded connection with the two-way threaded rod 7 move oppositely (move away from each other or move close to each other) on the sliding groove 17 until the proper position is adjusted, then the free end of the tension material is fixed on the two upper fixing heads 6, then the motor 11 is opened, the output shaft of the motor 11 drives the first bevel gear 12 to rotate, the second bevel gear 13 is driven to rotate through gear engagement, the rotating shaft drives the first straight-tooth cylindrical gear 14 to rotate, the second straight-tooth cylindrical gear 15 moves along with the gear engagement, further the winding roller 9 is driven to rotate, the winding roller 9 is wound with the tension belt 5 to drive the upper fixing heads 6 to move upwards in the vertical direction, the tensile test on the material is realized; the motor 11 can be controlled wirelessly, and the related specific structure and communication principle are well-established technologies and will not be described herein.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a tensile testing machine of convenient location operation, includes base (1), its characterized in that: the upper surface of the base (1) is provided with a lower fixing head (2), a plurality of supporting rods (3) are symmetrically arranged on the upper surface of the base (1), an installation frame (4) is jointly installed at the upper ends of the supporting rods (3), a winding roller (9) is horizontally installed on the installation frame (4), a protection frame (10) is installed on the installation frame (4), a motor (11) is installed on the protection frame (10), and a gear transmission mechanism is jointly installed between the motor (11) and the winding roller (9);
twine on winding up roller (9) and be equipped with pulling force area (5), installation pole (8) are installed to the lower extreme in pulling force area (5), symmetrical sliding connection has two slides (16), every on installation pole (8) equal fixedly connected with goes up fixed head (6) on slide (16), horizontal installation has two-way threaded rod (7) on installation pole (8), and two slides (16) all with two-way threaded rod (7) threaded connection, one end fixedly connected with knob (18) of installation pole (8) are run through to the one end of two-way threaded rod (7).
2. The tensile testing machine facilitating positioning operation according to claim 1, wherein: gear drive includes first bevel gear (12), and first bevel gear (12) installs on the output shaft of motor (11), horizontal installation has the pivot between protection frame (10) and mounting bracket (4), install first straight-tooth cylindrical gear (14) and second bevel gear (13) in the pivot, and second bevel gear (13) and first bevel gear (12) meshing, the one end of winding up roller (9) runs through mounting bracket (4) and installs second straight-tooth cylindrical gear (15), and second straight-tooth cylindrical gear (15) and first straight-tooth cylindrical gear (14) meshing.
3. The tensile testing machine facilitating positioning operation according to claim 1, wherein: two sliding grooves (17) are symmetrically formed in two side walls of the mounting rod (8), two sliding rods (19) are symmetrically and fixedly connected to the sliding seat (16), and each sliding rod (19) is connected to the corresponding sliding groove (17) in a sliding mode.
4. The tensile testing machine facilitating positioning operation according to claim 1, wherein: two sections of threads are symmetrically arranged on the bidirectional threaded rod (7), the thread directions of the two sections of threads are opposite, and the two sliding seats (16) are respectively in threaded connection with the two sections of threads.
5. The tensile testing machine facilitating positioning operation according to claim 2, wherein: the reference circle diameter of the first straight toothed cylindrical gear (14) is smaller than that of the second straight toothed cylindrical gear (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220254252.7U CN217331938U (en) | 2022-02-08 | 2022-02-08 | Tensile testing machine convenient for positioning operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220254252.7U CN217331938U (en) | 2022-02-08 | 2022-02-08 | Tensile testing machine convenient for positioning operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217331938U true CN217331938U (en) | 2022-08-30 |
Family
ID=82995647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220254252.7U Active CN217331938U (en) | 2022-02-08 | 2022-02-08 | Tensile testing machine convenient for positioning operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217331938U (en) |
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2022
- 2022-02-08 CN CN202220254252.7U patent/CN217331938U/en active Active
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