CN209707279U - Compression shear test device - Google Patents
Compression shear test device Download PDFInfo
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- CN209707279U CN209707279U CN201920446084.XU CN201920446084U CN209707279U CN 209707279 U CN209707279 U CN 209707279U CN 201920446084 U CN201920446084 U CN 201920446084U CN 209707279 U CN209707279 U CN 209707279U
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Abstract
The utility model relates to a kind of compression shear test devices, including being provided with vertical loading mechanism, the mechanism rack of lateral loading mechanism, mechanism rack includes pedestal, column and crossbeam, it is characterized by: guiding movement is assemblied on column crossbeam along the vertical direction, the beam lifting cylinder that driving crossbeam is moved up and down along column is provided in mechanism rack, the column keyway being distributed along the vertical direction is provided on column, crossbeam keyway corresponding with column keyway is provided on crossbeam, key block driving mechanism is provided on column, it is provided on the power output end of key block driving mechanism for being inserted into crossbeam keyway and the key block in corresponding column keyway in the horizontal direction.The utility model solves the problems, such as to realize beam lifting low efficiency caused by beam lifting using screw-threaded shaft elevator structure in the prior art.
Description
Technical field
The utility model relates to a kind of for carrying out the compression shear test device of compression-shear test to rubber support.
Background technique
As the load tonnage of large-scale pressure-shear test machine is increasing, and the height of test specimen is in need a very big change
Change space, so if the crossbeam of testing machine is fixed, many inconvenience can be caused to test, the test in later period is also resulted in
Very big cost overhead.
In traditional compression shear test device, screw-threaded shaft elevator structure is usually used to realize the adjustment to beam height, silk
Thick stick elevating mechanism has self-locking ability after lifting, but the exemplary shortcomings of screw-threaded shaft elevator structure are, by the rotation of screw come
Lead screw straight-line is driven, lifting action is slower, goes up and down low efficiency.
Utility model content
The purpose of this utility model is to provide a kind of compression shear test devices, to solve to go up and down using lead screw in the prior art
Mechanism is come the problem of realizing beam lifting low efficiency caused by beam lifting.
In order to solve the above technical problems, the technical solution of the utility model is as follows:
A kind of compression shear test device, the mechanism rack including being provided with vertical loading mechanism, lateral loading mechanism, mechanism rack packet
Pedestal, column and crossbeam are included, guiding movement is assemblied on column crossbeam along the vertical direction, and driving crossbeam edge is provided in mechanism rack
The beam lifting cylinder that column moves up and down is provided with the column keyway being distributed along the vertical direction on column, be provided on crossbeam with
The corresponding crossbeam keyway of column keyway, is provided with key block driving mechanism, the power output end of key block driving mechanism on column
On be provided with for being inserted into crossbeam keyway and the key block in corresponding column keyway in the horizontal direction.
Key block driving mechanism includes the key block driving cylinder for being set to beam sides, and key block is arranged in juxtaposition with key block driving cylinder,
The piston rod of key block driving cylinder forms the power output end of key block driving mechanism, the piston rod of key block driving cylinder by connector with
Key block is fixedly connected.
Fixed beam is fixed at the top of column, the beam lifting cylinder is set in the fixed beam.
The vertical loading mechanism includes load plate, is connected on the power output end of lateral loading mechanism and load plate phase
Upper side box plate and/or lower side box plate to arrangement are used to apply corresponding rubber support the shearing case of shearing force, set in mechanism rack
It is equipped with the counter-force seat protruded into inside the shearing case, there are three circumferentially sides for setting between counter-force seat and the inner wall of the shearing case
The shearing hydraulic cylinder arranged to uniform intervals, the one end for shearing hydraulic cylinder are hinged and connected by the first articulated structure and counter-force seat,
The other end for shearing hydraulic cylinder is hinged and connected by the inner wall of the second articulated structure and shearing case.
First articulated structure, the second articulated structure axis vertically extend, the second articulated structure includes hinged shaft
With the hinged shaft connecting plate being connected by hinge hole with hinged shaft, hinged shaft connecting plate can be up and down with respect to hinged shaft.
The counter-force seat is that the column construction on the pedestal is fixed in bottom, shears and offers confession on the lower side box plate of case
The counter-force seat perforation that counter-force seat upper end passes through shears formation rubber support first between the upper side box plate of case and crossbeam and places sky
Between, vertical loading mechanism includes being vertically arranged in the vertical load cylinder on the pedestal, and the vertical piston rod part for loading cylinder is set
It is equipped with load plate, forms the second placement space of rubber support between load plate and the lower side box plate of the shearing case.
The utility model has the following beneficial effects: the utility model middle cross beam moves into two steps, the first step passes through column
Lift cylinders drive crossbeam moved along column up-down, second step, key block driving mechanism drive key block be inserted into crossbeam keyway with it is corresponding
Column keyway in, the fixation to crossbeam is realized by the cooperation of key block and keyway, to undertake corresponding loading force, by vertical
The quick lifting moving adjustment of crossbeam may be implemented in column lift cylinders.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention 1；
Fig. 2 is the cooperation schematic diagram with shearing case that hydraulic cylinder is sheared in Fig. 1；
Fig. 3 is the cooperation schematic diagram of pedestal and vertical load cylinder in Fig. 1；
Fig. 4 is the cooperation schematic diagram that cylinder and quick-locking device are vertically loaded in Fig. 1；
Fig. 5 is the structural schematic diagram of fast fixture in Fig. 4；
Fig. 6 is the cooperation schematic diagram that key block driving mechanism has key block in Fig. 1；
Fig. 7 is the top view of Fig. 6；
Fig. 8 is the structural schematic diagram of the embodiment 2 of compression shear test device in the utility model.
Specific embodiment
The embodiment 1 of compression shear test device is as shown in Fig. 1 ~ 7 in the utility model: including be provided with vertical loading mechanism,
The mechanism rack of lateral loading mechanism, mechanism rack include pedestal 25 and the four columns 9 that are fixed on pedestal, and four columns are divided into a left side
Two pairs right, every column includes column described in front and back two.Fixed beam 1 is fixed at the top of column, in fixation on column
The downside guiding movement of beam 1 is equipped with crossbeam, and the column perforation for extending vertically through crossbeam is provided on crossbeam, and crossbeam passes through column
Guiding movement cooperates along the vertical direction with column for perforation.Being connected with crossbeam upper end of being vertically arranged is provided in fixed beam to drive
Crossbeam moves up and down the beam lifting cylinder 2 of adjustment.
Pressure-shear test machine further includes that upper side box plate 14 and lower side box plate 19 are used for corresponding 10 application level side of rubber support
To the shearing case 11 of shearing force, vertical loading mechanism includes four and is vertically arranged in the vertical load cylinder 23 on pedestal, vertical to add
The piston rod part for carrying cylinder 23 is provided with load plate 27, in the present embodiment, shears shape between the upper side box plate 14 of case and crossbeam 12
Rubber support second, which is formed, at the first placement space of rubber support, between load plate 27 and the lower side box plate 19 for shearing case places sky
Between.It shears and offers counter-force seat perforation 20 on the lower side box plate of case, the first placement space, the second placement space are located at counter-force seat and wear
The right side in hole.The counter-force seat 24 that upper end is extend into inside shearing case is fixed on pedestal, counter-force seat is positioned at four in the present embodiment
Column construction between a vertical load cylinder.There are three along the circumferential direction uniform for setting between counter-force seat and the inner wall 15 for shearing case
One end of spaced apart shearing hydraulic cylinder 13, shearing hydraulic cylinder 13 is hinged and connected by the first articulated structure and counter-force seat, is cut
The other end for cutting hydraulic cylinder is hinged and connected by the inner wall of the second articulated structure and shearing case, the first articulated structure, the second hinge
The axis of binding structure vertically extends, and the second articulated structure includes hinged shaft 16 and the hinge that is connected by hinge hole with hinged shaft
Axis connecting plate 18 shears and is fixed with upper and lower spaced apart stud connection otic placode 17 on the inner wall of case, the fixation of hinged shaft 16 (or rotation dress
Assigned in) on stud connection otic placode, hinged shaft connecting plate 18 is fixed on the piston rod of shearing hydraulic cylinder 13, two stud connection otic placodes 17
Between spacing be greater than the thickness of hinged shaft connecting plate 18, therefore hinged shaft connecting plate can be up and down with respect to hinged shaft, which makes
Vertically when vertically being loaded to rubber support, which is not transferred on shearing hydraulic cylinder load cylinder, on the one hand guarantor
The accuracy for exporting vertical loading force to rubber support is demonstrate,proved, vertical loading force is in addition also can be avoided and shearing hydraulic cylinder is caused to damage
It is bad.First articulated structure includes the otic placode being fixed on counter-force seat, and vertical articulated shaft 22 is provided on otic placode, shears hydraulic cylinder
The connecting plate 21 with the rotation connection of vertical articulated shaft is fixed on cylinder body.
In the present embodiment, four vertical load cylinders 23 assume diamond in shape distribution, former and later two vertically load the maximum load of cylinder
Power is 2000T, and the maximum load power of the vertical load cylinder in left and right two is 1000T, and the vertical piston rod for loading cylinder passes through fast lock
Tight device 28 is connected with load plate 27, and the quick dockingundocking of corresponding piston rod and load plate may be implemented in quick-locking device,
When the vertical loading force of the vertical loading mechanism output 6000T of needs, four vertical load cylinders are worked at the same time；When the vertical load of needs
When mechanism exports 2000T vertical loading force, disconnect the connection of former and later two vertical load cylinders and load plate, need to only control two it is perpendicular
To load cylinder working；When needing the vertical loading force of vertical loading mechanism output 4000T, disconnect the vertical load cylinders in left and right two with
The connection of load plate only needs former and later two vertically to load cylinder working, and the load operation of more tonnages may be implemented in this way.
Quick-locking device 28 includes the erection seat of the box like structure of ring structure, and erection seat is fixed under load plate 27
In plate face, erection seat includes upper box plate 50, lower box plate 52 and the inner ring 40 being fixed between upper box plate 50, lower box plate 52 and outer ring
39, it is along the circumferential direction distributed there are three the guide groove 42 radially extended along inner ring on inner ring, the width of guide groove 42 is from outside to inside
It is gradually reduced, equal guiding movement is equipped with latch segment 41 in each guide groove, and latch segment 41 is that width gradually becomes squeezing from outside to inside
Trapezium structure, guide groove and latch segment cooperation can limit maximum moving range of the latch segment towards inside.It is locked with corresponding outer ring
It is provided with latch segment locking spring 43 between tight block, gear pin 44 is fixed in the downside of latch segment 41, is opened on lower box plate 52
Equipped with along outer ring radially extend for gear pin 44 radially guiding movement cooperation long guiding hole 51, lower box plate
Downside is equipped with unlocking hydraulic pressure cylinder 53, and the piston rod of unlocking hydraulic pressure cylinder 53 is connected with gear pin.In normal use, liquid is unlocked
Cylinder pressure unloads power, under the action of latch segment locking spring 43, latch segment 41 towards inner ring 40 medial movement, and by the inside of inner ring
It stretches out, the vertically piston rod upper end of load cylinder is provided with locking and turns edge 54, turn edge 54 top of locking adds for directly withstanding on
On support plate 27, when latch segment on the inside of inner ring by stretching out, it can be stuck in the downside that locking turns edge, realize vertical load cylinder and load plate
Connection.The inner top side of latch segment is provided with latch segment chamfering structure 55, locking turn edge with vertically load cylinder piston rod it
Between be provided with and can be moved to piston rod with the matched piston rod chamfering of latch segment chamfering structure, piston rod chamfering in order to latch segment
Downside.When the piston rod and load plate that need vertical load cylinder are detached from, the movement of unlocking hydraulic pressure cylinder is driven by gear pin
It solves closing piece to retract, vertically the piston rod of load cylinder can retract and complete the disengaging with load plate at this time.
It is provided with the column keyway 4 being distributed along the vertical direction on column 9, is provided on crossbeam corresponding with column keyway
Crossbeam keyway 2 is provided with key block driving mechanism on column, and key block driving mechanism includes being set to beam sides in the present embodiment
Key block driving cylinder 3, the piston rod 5 of key block driving cylinder constitutes the power output end of key block driving mechanism.Key block driving mechanism
Power output end is connected with by connector 6 for being inserted into crossbeam keyway and the key block in corresponding column keyway in the horizontal direction
8, connector is sheet-pile structure, and the piston rod of connector and key block and key block driving cylinder, which weld, to be connected, key block and key block driving
Cylinder is arranged in juxtaposition, and in the present embodiment there are two key blocks, two key blocks are between the upper and lower every being arranged in juxtaposition, and two key blocks and key block drive
Cylinder is also arranged in juxtaposition.
Crossbeam drives crossbeam to move up and down adjustment when carrying out height adjustment, through beam lifting cylinder 2, is being adjusted in place
Afterwards, key block driving cylinder driving key block from front to back be inserted into crossbeam keyway with corresponding column keyway, two key blocks can divide
Not Dui Ying two keyways, realize that crossbeam is fixed with respect to the position of column by key block, beam lifting cylinder can unload at this time；It is needing
When crossbeam being wanted to adjust high and low position, beam lifting cylinder is preloaded, and undertakes the weight of crossbeam, can reduce in this way key block and keyway it
Between frictional force, by key block driving cylinder by key block by removing in corresponding keyway, beam lifting cylinder can rise crossbeam
Drop operation.
In use, two rubber supports are respectively placed between shearing case and load plate between shearing case and crossbeam, erect
It is used to apply vertical loading force to two rubber supports by load plate to each vertical load cylinder of loading mechanism, respectively shear hydraulic
Cylinder cooperation can apply the horizontal shear force of any direction by shearing case to rubber support, to complete the pressure to rubber support
Scissor test；Corresponding vertical load cylinder may be implemented by quick-locking device to connect and separate with the quick of load plate；Difference is perpendicular
Selection to load cylinder, may be implemented the load demand of different tonnages；The adjustment of beam height is also simple and convenient, entire compression shear examination
It is compact-sized to test machine, occupies small volume.In the other embodiments of the utility model: the hinged shaft of the second articulated structure can also be with
It is set on shearing hydraulic cylinder, the hinged shaft connecting plate of the second articulated structure also can be set on shearing case.
The embodiment 2 of compression shear test device is as shown in Figure 8 in the utility model: embodiment 2 unlike the first embodiment,
Vertical load cylinder 23 is fixed on crossbeam 12, is sheared to be formed between the upper side box plate of case and load plate 27 and be put for rubber support 10
The support placement space set.Figure middle term 2 indicates beam lifting cylinder；Item 28 indicates quick-locking devices；Item 19 indicates shearing casees
Lower side box plate；Item 24 indicates counter-force seats；Item 25 indicates the pedestal installed for counter-force seat and column.
Claims (5)
1. compression shear test device, the mechanism rack including being provided with vertical loading mechanism, lateral loading mechanism, mechanism rack includes bottom
Seat, column and crossbeam, it is characterised in that: guiding movement is assemblied on column crossbeam along the vertical direction, and drive is provided in mechanism rack
The beam lifting cylinder that dynamic crossbeam is moved up and down along column, is provided with the column keyway being distributed along the vertical direction on column, on crossbeam
It is provided with crossbeam keyway corresponding with column keyway, key block driving mechanism is provided on column, key block driving mechanism is moved
It is provided on power output end for being inserted into crossbeam keyway and the key block in corresponding column keyway in the horizontal direction.
2. compression shear test device according to claim 1, it is characterised in that: key block driving mechanism includes being set to crossbeam side
The key block driving cylinder in portion, key block are arranged in juxtaposition with key block driving cylinder, and the piston rod of key block driving cylinder forms key block driving mechanism
The piston rod of power output end, key block driving cylinder is fixedly connected by connector with key block.
3. compression shear test device according to claim 1 or 2, it is characterised in that: the vertical loading mechanism includes load
Plate, the upper side box plate positioned opposite with load plate is connected on the power output end of lateral loading mechanism and/or lower side box plate is used
The counter-force seat sheared inside case is protruded into being provided on the shearing case for applying shearing force to corresponding rubber support, mechanism rack,
There are three the shearing hydraulic cylinder of along the circumferential direction uniform intervals arrangement, shearings for setting between counter-force seat and the inner wall of the shearing case
One end of hydraulic cylinder is hinged and connected by the first articulated structure and counter-force seat, and the other end for shearing hydraulic cylinder is hinged by second
Structure and the inner wall of shearing case are hinged and connected.
4. compression shear test device according to claim 3, it is characterised in that: the first articulated structure, second articulated structure
Axis vertically extends, and the second articulated structure includes hinged shaft and the hinged shaft connecting plate that is connected by hinge hole with hinged shaft, hinge
Axis connecting plate can be up and down with respect to hinged shaft.
5. compression shear test device according to claim 4, it is characterised in that: the counter-force seat is that the bottom is fixed in bottom
Column construction on seat shears the counter-force seat perforation for offering on the lower side box plate of case and passing through for counter-force seat upper end, shears case
The first placement space of rubber support is formed between upper side box plate and crossbeam, vertical loading mechanism includes being vertically arranged in the pedestal
On vertical load cylinder, the vertical piston rod part for loading cylinder is provided with load plate, the downside case of load plate and the shearing case
The second placement space of rubber support is formed between plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446084.XU CN209707279U (en) | 2019-04-03 | 2019-04-03 | Compression shear test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446084.XU CN209707279U (en) | 2019-04-03 | 2019-04-03 | Compression shear test device |
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| Publication Number | Publication Date |
|---|---|
| CN209707279U true CN209707279U (en) | 2019-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920446084.XU Active CN209707279U (en) | 2019-04-03 | 2019-04-03 | Compression shear test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827852A (en) * | 2019-04-03 | 2019-05-31 | 河南交通职业技术学院 | A kind of compression shear test device |
| CN110836821A (en) * | 2019-12-09 | 2020-02-25 | 河南交通职业技术学院 | Compression-shear testing machine and vertical loading device thereof |
-
2019
- 2019-04-03 CN CN201920446084.XU patent/CN209707279U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827852A (en) * | 2019-04-03 | 2019-05-31 | 河南交通职业技术学院 | A kind of compression shear test device |
| CN110836821A (en) * | 2019-12-09 | 2020-02-25 | 河南交通职业技术学院 | Compression-shear testing machine and vertical loading device thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450000 No. 165 Nautical Middle Road, Erqi District, Zhengzhou City, Henan Province Patentee after: HENAN VOCATIONAL AND TECHNICAL College OF COMMUNICATIONS Patentee after: Henan Jiaoyuan Engineering Technology Group Co.,Ltd. Address before: 450000 No. 165 Nautical Middle Road, Erqi District, Zhengzhou City, Henan Province Patentee before: HENAN VOCATIONAL AND TECHNICAL College OF COMMUNICATIONS Patentee before: HENAN JIAOYUAN ENGINEERING TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |