CN209264424U - A kind of universal testing machine - Google Patents
A kind of universal testing machine Download PDFInfo
- Publication number
- CN209264424U CN209264424U CN201821896421.7U CN201821896421U CN209264424U CN 209264424 U CN209264424 U CN 209264424U CN 201821896421 U CN201821896421 U CN 201821896421U CN 209264424 U CN209264424 U CN 209264424U
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- block
- wedge
- sliding
- pedestal
- universal testing
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Abstract
The utility model discloses a kind of universal testing machines, it is related to the technical field of material mechanical performance testing equipment, including pedestal, column, upper beam, lower beam, Wedge gripping is provided on the upper beam and lower beam, the Wedge gripping includes mounting base, a pair of of wedge block, the wedge groove for wedge block sliding is provided in the mounting base, the opposite side of the wedge block is provided with fixture block, the fixture block has been wholely set a sliding block, the wedge block is equipped with the sliding groove slid into for sliding block, the junction of the sliding groove and sliding block is provided with baffle, the baffle is connected on wedge block by fastening bolt.It is fixed by being provided with baffle, and with fastening bolt, to limit the fixation position of fixture block, makes the folder hole consistency from top to bottom of fixture block in upper and lower crossbeam, place test material vertically, improve accuracy of the universal testing machine in measurement.
Description
Technical field
The utility model relates to the technical fields of material mechanical performance testing equipment, more specifically, it relates to one kind ten thousand
It can testing machine.
Background technique
Universal testing machine is common a kind of testing inspection instrument in engineering detecting work, and universal testing machine is widely used,
The tests such as the stretch-proof bending of steel can be done, the shear fracture stress test of fastening bolt, steel can also be done.
Currently, the Chinese patent document that notification number is CN202649048U discloses a kind of universal testing machine, mainly the bottom of by
Seat, workbench, column, upper beam, lower beam, hydraulic system composition, upper beam and the opposite side of lower beam are equipped with wedge shape
Fixture.Wedge gripping includes wedge block and is fixed on wedge block for the sliding slot of wedge block sliding gathering and by dovetail groove
In the fixture block of clamping workpiece.
Above-mentioned universal testing machine, upper beam and lower beam are mainly used for doing the tension test of workpiece, i.e., by the both ends of workpiece
It is fixed on the Wedge gripping of upper beam and lower beam, then by hydraulic system, driving upper beam rises or lower beam decline, from
And pulling force is applied to workpiece.But fixture block is can not to determine in direct slide-in dovetail groove and slide into upper beam under in the prior art
Whether the folder hole position of the fixture block in crossbeam is corresponding, tilts the material when installation measures material, causes measurement data not smart
Really.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of universal testing machines, by setting
It is equipped with baffle, and is fixed with fastening bolt, to limit the fixation position of fixture block, is made in upper and lower crossbeam above and below the folder hole of fixture block
Alignment, places test material vertically, improves accuracy of the universal testing machine in measurement.
To achieve the above object, the utility model provides following technical solution:
A kind of universal testing machine, including pedestal, column, upper beam, lower beam are respectively provided on the upper beam and lower beam
There is Wedge gripping, the Wedge gripping includes mounting base, a pair of of wedge block, is provided in the mounting base for wedge block sliding
Wedge groove, the opposite side of the wedge block are provided with fixture block, and the fixture block has been wholely set a sliding block, has set on the wedge block
There is a sliding groove mating with sliding block, the junction of the sliding groove and sliding block is provided with baffle, and the baffle passes through fastening
It is bolted on wedge block.
By using above-mentioned technical proposal, the junction of sliding block and sliding groove is provided with baffle, and solid with fastening bolt
It is fixed, to limit the position of fixture block, when being mounted on fixture block in the sliding groove of upper and lower crossbeam, the folder hole of fixture block in upper and lower crossbeam
Alignment improves accuracy of the universal testing machine in measurement so that the material vertical when installation measures material be made to place.It is installing
When fixture block, the sliding block sliding on fixture block is connected in sliding groove, baffle is placed on to the junction of the two, and solid with fastening bolt
Fixed, so that sliding block can not loosen out sliding groove, to improve stability when fixture block is fixed, the measurement for improving equipment is accurate
Degree.
The utility model is further arranged to: the baffle and the fastening bolt are rotatablely connected, and can turn to sliding groove
Sliping port at.
By using above-mentioned technical proposal, facilitate the replacement and installation of holder, all removed without baffle, need to only be adjusted tight
The elasticity of fixing bolt, flap shutter are separate or close to sliding block, so that it may and achieve the purpose that fixed or is detached from sliding block, structure letter
Single, processing cost is low, and usability is stablized.
The utility model is further arranged to: being wholely set fixed block on the sliding block, has been provided on the sliding groove
Fixing groove compatible with the fixed block, the fastening bolt pass through the fixed block along wedge block length direction.
By using above-mentioned technical proposal, fixed block and fixing groove clamping, and fixed with fastening bolt, to limit fixture block
Position, improve fixture block it is fixed when stability and equipment measuring accuracy.
The utility model is further arranged to: two side slip of pedestal is connected with lead screw, the lead screw other end and institute
Upper beam sliding connection is stated, the lower beam is connect with the threads of lead screw, and driving lead screw rotation is provided with below the pedestal
Driving mechanism.
By using above-mentioned technical proposal, the position of lower beam is adjusted by using lead screw, without adding positioning group
Part, when screw rod stops operating, can automatically lock lower beam, facilitate operation, and using stablizing.
The utility model is further arranged to: disk is provided on the pedestal, the disk and pedestal sliding connect
It connects.
It prevents pedestal and upper beam from rising together to protect lower beam and pedestal by using above-mentioned technical proposal, draws
When disconnected workpiece, lower beam and pedestal occur fierce shock, are destroyed lower beam and pedestal, shadow due to huge inertia
Ring the service life of equipment.
The utility model is further arranged to: the disk bottom is connected with swallow-tailed orientation block, the pedestal
On be provided with guide slot compatible with the orientation block.
By using above-mentioned technical proposal, facilitate installing and dismounting disk, while swallow-tailed using orientation block and guide slot
Design, can play the role of unloading power, and active force can be made to extend to two sides, prevent from damaging due to disk since stress is excessive
It is bad, improve the service life of disk.
The utility model is further arranged to: the pedestal is provided with graduated scale, the quarter along the length direction of guide slot
Degree ruler is two and is centrosymmetric with the center of guide slot.
Prevent disk due to deviateing attachment rail to the installation site of determining disk by using above-mentioned technical proposal,
And cause with lower beam contact position, disk is not exclusively bonded with lower beam, there are difference in height, cause between the two there are
Certain shearing force improves the service life of lower beam and disk so that lower beam and disk are destroyed
The utility model is further arranged to: the disk two sides are provided with handle.
By using above-mentioned technical proposal, when disk to be installed or removed, worker can be directly held on handle, facilitate work
People, which takes, installs disk, improves the operability of worker.The handle of two sides can form a track simultaneously, to lower beam and circle
Cooperation between disk guides, and prevents disk offset track, mentions the stability and usability of equipment, facilitates worker operation.
Compared with prior art, the utility model has the advantages that:
1, it by being provided with baffle, and is fixed with fastening bolt, to limit the fixation position of fixture block, makes upper and lower crossbeam
The folder hole consistency from top to bottom of middle fixture block, places test material vertically, improves accuracy of the universal testing machine in measurement；
2, it is mutually clamped by being provided with fixed block with fixing groove, and is fixed with fastening bolt, to limit the position of fixture block,
Improve the measuring accuracy of the stability and equipment when fixture block is fixed；
3, the use of equipment is improved to protect lower beam and pedestal by being provided with the disk connected with pedestal sliding
Service life facilitates worker operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the configuration schematic diagram of lower beam；
Fig. 3 is the portion the A enlarged drawing of Fig. 2.
Appended drawing reference: 100, pedestal；110, column；120, lead screw；121, chain；122, gear；130, accommodating chamber；200,
Upper beam；300, lower beam；310, mounting base；311, angle bar；312, wedge groove；320, wedge block；321, translot；322, it pushes away
Plate；323, lifting cylinder；324, piston rod；325, baffle；326, fastening bolt；327, sliding groove；328, fixing groove；330, it presss from both sides
Block；331, sliding block；332, fixed block；333, folder hole；130, disk；131, block is oriented；132, handle；140, guide slot；150,
Graduated scale；160, drive cylinder.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Referring to Fig.1, a kind of universal testing machine, including pedestal 100, column 110, upper beam 200, lower beam 300, Yi Jisi
Thick stick 120.Column 110 shares four, is respectively welded on four angles of pedestal 100, the other end of column 110 is fixedly attached to
On crossbeam 200, a space framework is formed.Lead screw 120 is arranged in 100 two sides of pedestal, and all with pedestal 100 and upper beam 200
Sliding connection, is provided with drive cylinder 160 below pedestal 100, and drive cylinder 160 is interspersed in 100 center of pedestal, and with ground spiral shell
Nail is fixedly connected, to drive pedestal 100 to do sliding motion relative to lower beam 300.To be easily installed and using, in this implementation
In example, lead screw 120 is arranged between two adjacent upright 110
Lead screw 120 is threadedly coupled with lower beam 300, and the driving machine that driving lead screw 120 rotates is provided with below pedestal 100
Structure moves so that lower beam 300 can be done relative to upper beam 200 on lead screw 120 close to or far from upper beam 200.Driving
Mechanism includes the chain 121 that the gear 122 and inner surface coaxially connected with lead screw 120 are meshed with gear 122, to realize
The synchronous rotation of two sides lead screw 120.In the present embodiment, it is rotated for motor driven side lead screw 120, chain 121 drives another
Lateral filament thick stick 120 rotates.
Referring to Figures 1 and 2, it is provided on upper beam 200 and lower beam 300 to clamp the wedge grip for testting material
Tool, Wedge gripping includes mounting base 310, sliding is connected in mounting base 310 and symmetrically arranged two wedge blocks 320, and
Fixture block 330 that is mating with wedge block 320 and being provided with folder hole 333.It is offered in mounting base 310 and accommodates two wedge blocks 320
Accommodating chamber 130,130 two sides of accommodating chamber are provided with inclined surface compatible with the lozenges of wedge block 320.In mounting base 310
It is additionally provided with the wedge groove 312 slid for wedge block 320, wedge groove 312 is fixed by screws in mounting base 310 by angle bar 311
Upper formation, and it is arranged in mounting base 310 along the inclined direction of wedge block 320.
Referring to Fig. 2 and Fig. 3, the opposite side of two wedge blocks 320 and mating with wedge block 320 is arranged in fixture block 330.
Fixture block 330 has been wholely set sliding block 333 close to the side of wedge block 320, is provided on wedge block 320 suitable with 331 grafting of sliding block
The sliding groove 327 matched.Sliding block 333 has been wholely set fixed block 332 close to the side of sliding groove 327, fixes in the present embodiment
Block 332 is two, is separately positioned on the two sides of fixture block 330 along its length, and be arranged far from 331 edge of sliding block.In sliding groove
The fixing groove 328 being adapted to 332 grafting of fixed block is additionally provided on 327, to fixing clip position.
Wedge block 320 is equipped with baffle 325, baffle close to 327 edge of sliding groove and along the length direction two sides of sliding groove 327
325 are fixed on wedge block 320 by fastening bolt 326.And fastening bolt 326 passes through fixed block 332 and fixing groove 328, with
Fixed block 332 is fixedly connected with fixing groove 328, to fixed sliding block 331.It can be 325 turns by baffle by unscrewing fastening bolt 326
It moves to sliding block 331 being barred from sliding groove 327 at the sliping port of sliding groove 327.
Referring to Figures 1 and 2, the opposite side of two wedge blocks 320 is equipped with the translot 321 of horizontal direction, two wedge blocks
A push plate 322 is equipped between 320 translot 321, mounting base 310 is equipped with lifting cylinder 323, the piston of lifting cylinder 323
Bar 324 and push plate 322 are mating, when the piston rod 324 of lifting cylinder 323 pushes push plate 322 to 330 direction of fixture block,
Push plate 322 pushes two wedge blocks 320 and moves along wedge groove 312, by wedge groove 312 to the guiding role of wedge block 320
So that two wedge blocks 320 are mutually drawn close.Push plate 322 is located at the structure that wedge block 320 is pushed in translot 321, can make two
A wedge shape moves synchronously.
Referring to Fig.1, sliding is connected with the disk 130 for protecting lower beam 300,130 bottom of disk one on pedestal 100
It is connected with swallow-tailed orientation block 131, guide slot 140 compatible with orientation block 131, and guide slot are provided on pedestal 100
140 is angularly disposed.Pedestal 100 is provided with graduated scale 150 along 140 length direction of guide slot, and graduated scale 150 is two and with orientation
The center of slot 140 is centrosymmetric.130 two sides of disk are threaded with handle 132, and worker is facilitated to take disk 130, improve work
The operability of people.It is adapted it should be noted that lower beam 300 is formed with close to one end of pedestal 100 with disk 130
Abutting portion, and the thickness of abutting portion be greater than handle 132 height.
The course of work:
Driving mechanism drives lead screw 120 to rotate, and adjusts the position of lower beam 300, so that test material can be put into upper beam
It between 200 and lower beam 300, and is inserted between the folder hole 333 of two fixture blocks 330, drives lifting cylinder 323, make 320 edge of wedge block
Wedge groove 312 it is mobile, by guiding role of the wedge groove 312 to wedge block 320 two wedge blocks 320 are mutually drawn close,
Realize the clamping to test material.Drive cylinder 160 drives pedestal 100 to rise, and forms space framework with pedestal 100 to drive
Upper beam 200 also rise, the increasing or reduction of distance between upper beam 200 and lower beam 300 are realized, to break or curved
Song test material, tests the mechanical properties such as the stretching, compression, bending of material.
When fixture block 330 to be replaced, when being adapted to different test materials, lifting cylinder 323 is driven, by two wedge blocks
320 separate, and make have a certain distance between two wedge blocks 320, turn fastening bolt 326, fixture block 330 is taken out, then
New fixture block 330 is plugged in sliding groove 327, it is fixed with fastening bolt 326 and baffle 325.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of universal testing machine, including pedestal (100), column (110), upper beam (200), lower beam (300), the upper cross
Wedge gripping is provided on beam (200) and lower beam (300), which is characterized in that the Wedge gripping includes mounting base
(310), a pair of of wedge block (320) is provided with the wedge groove (312) for wedge block (320) sliding on the mounting base (310),
The opposite side of the wedge block (320) is provided with fixture block (330), and the fixture block (330) has been wholely set a sliding block (331),
The wedge block (320) is equipped with the sliding groove (327) mating with sliding block (331), the sliding groove (327) and sliding block
(331) junction is provided with baffle (325), and the baffle (325) is connected to wedge block (320) by fastening bolt (326)
On.
2. universal testing machine according to claim 1, which is characterized in that the baffle (325) and the fastening bolt
(326) it is rotatablely connected, can turn at the sliping port of sliding groove (327).
3. universal testing machine according to claim 2, which is characterized in that be wholely set fixation on the sliding block (331)
Block (332) is provided with compatible fixing groove (328), the fastening with the fixed block (332) on the sliding groove (327)
Bolt (326) passes through the fixed block (332) along wedge block (320) length direction.
4. universal testing machine according to claim 1, which is characterized in that (100) two side slip of pedestal is connected with silk
Thick stick (120), lead screw (120) other end and the upper beam (200) sliding connect, the lower beam (300) and the silk
Thick stick (120) is threadedly coupled, and the driving mechanism of driving lead screw (120) rotation is provided with below the pedestal (100).
5. universal testing machine according to claim 4, which is characterized in that be provided with disk on the pedestal (100)
(130), the disk (130) and the pedestal (100) sliding connect.
6. universal testing machine according to claim 5, which is characterized in that disk (130) bottom is connected with swallow
The orientation block (131) of shape of tail is provided with the compatible guide slot (140) with the orientation block (131) on the pedestal (100).
7. universal testing machine according to claim 6, which is characterized in that length of the pedestal (100) along guide slot (140)
Degree direction is provided with graduated scale (150), and the graduated scale (150) is two and is centrosymmetric with the center of guide slot (140).
8. universal testing machine according to claim 7, which is characterized in that disk (130) two sides are provided with handle
(132)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896421.7U CN209264424U (en) | 2018-11-16 | 2018-11-16 | A kind of universal testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896421.7U CN209264424U (en) | 2018-11-16 | 2018-11-16 | A kind of universal testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209264424U true CN209264424U (en) | 2019-08-16 |
Family
ID=67555497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821896421.7U Active CN209264424U (en) | 2018-11-16 | 2018-11-16 | A kind of universal testing machine |
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| CN (1) | CN209264424U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351701A (en) * | 2020-04-01 | 2020-06-30 | 西北工业大学 | Composite laminated board off-axis compression test fixture |
| CN111562172A (en) * | 2020-06-18 | 2020-08-21 | 广东石油化工学院 | Metal material fracture performance wedging testing device |
| CN111929152A (en) * | 2020-10-12 | 2020-11-13 | 南京东仪新智能科技有限公司 | Lower penetrating jaw mechanism for universal testing machine |
| CN111947876A (en) * | 2020-08-27 | 2020-11-17 | 郑州铁路职业技术学院 | Civil engineering structure explosion damage operation platform |
| CN112945746A (en) * | 2021-02-02 | 2021-06-11 | 北京精诚恒通工程技术检测有限公司 | Universal testing machine free of replacing clamp |
| CN113624605A (en) * | 2021-08-16 | 2021-11-09 | 陕西大工旭航电磁科技有限公司 | Medium strain rate experimental device based on electromagnetic force loading |
-
2018
- 2018-11-16 CN CN201821896421.7U patent/CN209264424U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351701A (en) * | 2020-04-01 | 2020-06-30 | 西北工业大学 | Composite laminated board off-axis compression test fixture |
| CN111351701B (en) * | 2020-04-01 | 2021-09-14 | 西北工业大学 | Composite laminated board off-axis compression test fixture |
| CN111562172A (en) * | 2020-06-18 | 2020-08-21 | 广东石油化工学院 | Metal material fracture performance wedging testing device |
| CN111562172B (en) * | 2020-06-18 | 2022-10-04 | 广东石油化工学院 | Metal material fracture performance wedging testing device |
| CN111947876A (en) * | 2020-08-27 | 2020-11-17 | 郑州铁路职业技术学院 | Civil engineering structure explosion damage operation platform |
| CN111929152A (en) * | 2020-10-12 | 2020-11-13 | 南京东仪新智能科技有限公司 | Lower penetrating jaw mechanism for universal testing machine |
| CN111929152B (en) * | 2020-10-12 | 2020-12-25 | 南京东仪新智能科技有限公司 | Lower penetrating jaw mechanism for universal testing machine |
| CN112945746A (en) * | 2021-02-02 | 2021-06-11 | 北京精诚恒通工程技术检测有限公司 | Universal testing machine free of replacing clamp |
| CN113624605A (en) * | 2021-08-16 | 2021-11-09 | 陕西大工旭航电磁科技有限公司 | Medium strain rate experimental device based on electromagnetic force loading |
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