CN206573399U - A kind of universal testing machine - Google Patents
A kind of universal testing machine Download PDFInfo
- Publication number
- CN206573399U CN206573399U CN201720084919.2U CN201720084919U CN206573399U CN 206573399 U CN206573399 U CN 206573399U CN 201720084919 U CN201720084919 U CN 201720084919U CN 206573399 U CN206573399 U CN 206573399U
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- Prior art keywords
- base
- testing machine
- fixedly connected
- universal testing
- sill
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Abstract
The utility model discloses a kind of universal testing machine, including base, the base both sides are equipped with screw mandrel, the screw mandrel is fixedly connected with the first hydraulic pump through base, and side of the screw mandrel away from base is socketed with feed screw nut, and the feed screw nut is fixedly connected with sill, pressing device is provided with the top of the sill, bearing is connected with the top of the screw mandrel, the bearing is fixedly connected with entablature, and the entablature bottom is again provided with pressing device.The utility model has the advantages that：This universal testing machine is to that can be relatively easy to break in metal material, and the material to sill requires relatively low.
Description
Technical field
The utility model is related to material testing apparatus, more particularly to a kind of universal testing machine.
Background technology
In the lab, universal testing machine is widely used in material during tensile, compression test.But near
New requirement is proposed to the stability and security of universal testing machine over year.
Publication No. CN203337467U Chinese patent discloses a kind of universal testing machine, including base.Base
On be provided with column, fluid pressure drive device is provided between column and base.It is provided with above column above sill, sill
It is provided between entablature, lower and upper cross-member and is provided with the experiment of pressing to property with attaching, is provided between middle entablature and pulls to experiment use
Tool.Being moved up and down using fluid pressure drive device driving sill can be for being tested.This universal testing machine is direct
Utilize hydraulic moving sill so that pull to and press to experiment and carried out, but in test directly mobile sill, will be upper
The difficulty that metal material between sill is broken is higher, requires higher to manufacture sill material so that sill is in experiment
During will not deform upon.
Utility model content
The purpose of this utility model is to provide a kind of universal testing machine.This universal testing machine is to can be more
Readily metal material is broken, the material to sill requires relatively low.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of universal testing machine, including base, the base both sides are equipped with screw mandrel, and the screw mandrel is solid through base
Surely the first hydraulic pump is connected with, side of the screw mandrel away from base is socketed with feed screw nut, and the feed screw nut is fixedly connected
Have to be provided with the top of sill, the sill at the top of pressing device, the screw mandrel and be connected with bearing, the bearing is fixedly connected
There is entablature, the entablature bottom is again provided with pressing device.
After above-mentioned technical proposal, it is placed on when by test specimen between lower and upper cross-member, and with clamping device by test specimen
It is clamped between lower and upper cross-member.First hydraulic pressure pump startup drives screw mandrel to rotate, so that feed screw nut rotates.Due to silk
Stem nut can not rotate under the limitation of another screw mandrel and feed screw nut, so that feed screw nut moves up in screw mandrel
It is dynamic.Feed screw nut's movement drives sill to move up and down.Sill is moved down so that test specimen is stretched in the presence of pulling force.Due to
The distance between each screw thread is equal on screw mandrel, and according to the long labour-saving principle of stroke, is threaded on screw mandrel, can be with
Increase the stroke of feed screw nut, so that the decline that remains a constant speed of sill movement, and required pulling force reduction is stretched, make
Difficulty reduction must be stretched.Pulling force on sill reduces so that the material to sill requires to reduce.
The utility model is further arranged to：The pressing device includes setting in two gripping blocks, one gripping block
It is equipped with the neck corresponding with another gripping block.
After above-mentioned technical proposal, test specimen is connected to and enables to what test specimen can be more firm to consolidate between neck
It is scheduled between gripping block.
The utility model is further arranged to：The gripping block side is provided with binding clasp, the binding clasp and is provided with
With clamping block-shaped corresponding mounting groove, side of the binding clasp away from mounting groove, which is abutted, clamp clip, the clamp clip
One end is socketed with screw rod, and the screw rod is located in entablature and in sill, the screw rod is provided with close to the side of clamp clip
Stopper slot, the clamp clip is socketed through stopper slot with screw rod, and described screw rod one end is fixedly connected with the second hydraulic pump.
After above-mentioned technical proposal, the second hydraulic pump drive screw rod is rotated, so that clamp clip is rotated.Clamp
Piece is in the presence of stopper slot so that clamp clip can not be rotated.The binding clasp abutted with clamp clip will in the presence of clamp clip
Gripping block is compressed, so that the test specimen between gripping block is compacted.
The utility model is further arranged to：Multiple slide rails are fixedly connected with the base, the slide rail is arranged jointly
There is fastening seat, the fastening seat bottom is provided with roller, and the base is provided with the groove corresponding with roller close to roller.
After above-mentioned technical proposal, the roller of fastening seat bottom is moved in groove, and fastening seat can be caused to exist
Moved on slide rail, so that position of the fastening seat on slide rail is adjusted, the position of test specimen on final adjustment fastening seat.
The utility model is further arranged to：It is provided with the slide rail on screw thread, the slide rail and is provided with nut.
After above-mentioned technical proposal, after the position of test specimen on fastening seat is determined, the nut on slide rail is twisted
Tightly, so as to fix fastening seat.
The utility model is further arranged to：The base both sides are provided with slide plate, and the slide plate side is provided with chute,
Sliding, which is connected with shutter, the shutter, in the chute is provided with handle.
After above-mentioned technical proposal, shutter both sides can be moved in chute, so that shutter base
Moved on side.Shutter can shelter from entablature, sill so that when being tested be not in potential safety hazard.
The utility model is further arranged to：The shutter top side is provided with first through hole, the base and set
It is equipped with screens groove corresponding with through hole, the slide plate and is fixedly connected with steel cable, fixes and connect away from slide plate one end on the steel cable
It is connected to the fixture block corresponding with through hole, screens groove.
After above-mentioned technical proposal, when shutter is pushed to shelter from base between entablature when, by steel
Fixture block on rope is caught in screens groove, so as to just cause fixture block side to be abutted with shutter.Shutter is made in the stop of fixture block
It will not be moved down under, play a part of locking shutter；, will be logical at the top of shutter when shutter is pushed into base bottom
Hole is directed at screens groove, then by fixture block by through hole, and is caught in screens groove.Shutter can not be moved in the presence of fixture block
It is dynamic, so as to reach the effect of locking shutter.
In summary, the utility model has the advantages that：Be placed on when by test specimen between lower and upper cross-member, and with folder
Test specimen is clamped between lower and upper cross-member by tight device.First hydraulic pressure pump startup drives screw mandrel to rotate, so that feed screw nut sends out
It is raw to rotate.Because feed screw nut can not rotate under the limitation of another screw mandrel and feed screw nut, so that screw mandrel spiral shell
Mother moves on screw mandrel.Screw mandrel movement drives sill to move up and down.Sill is moved down so that test specimen quilt in the presence of pulling force
Stretching.Because the distance between each screw thread is equal on screw mandrel, and according to the long labour-saving principle of stroke, set on screw mandrel
Screw thread, can increase the stroke of feed screw nut, so that the decline that remains a constant speed of sill movement, and stretch required drawing
Power reduces so that stretching difficulty reduction.Pulling force on sill reduces so that the material to sill requires to reduce.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment；
Fig. 2 is the top view of embodiment；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is that embodiment removes the structural representation after entablature, sill.
Reference：1st, base；2nd, slide plate；3rd, chute；4th, shutter；5th, handle；6th, first through hole；7th, screens groove；8、
Steel cable；9th, fixture block；10th, the first hydraulic pump；11st, screw mandrel；12nd, feed screw nut；13rd, sill；14th, the second hydraulic pump；15th, spiral shell
Bar；16th, clamp clip；17th, clamping bar；18th, clamping slot；19th, binding clasp；20th, mounting groove；21st, gripping block；22nd, neck；23rd, on
Crossbeam；24th, column；25th, groove；26th, slide rail；27th, seat is fastened；28th, roller；29th, card access surface；30th, nut.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
As shown in figure 1, a kind of universal testing machine, including base 1.The positive both sides of base 1 are provided with slide plate 2, slide plate 2
Inside it is provided with the chute 3 with the equal length of slide plate 2.Sliding is connected with shutter 4 in chute 3, and the middle part of shutter 4 is provided with handle
5.The side of shutter 4, which is provided with first through hole 6, base 1, is provided with screens corresponding with the position of first through hole 6 on shutter 4
Groove 7.The side of base 1 is fixedly connected with steel cable 8 at the position of screens groove 7, and the one end of steel cable 8 away from base 1 is fixedly connected
There is the fixture block 9 corresponding with first through hole 6, the size of screens groove 7.
As shown in Figure 1, 2, 3, both sides are fixedly connected with the first hydraulic pump 10 in base 1, and the first hydraulic pump 10 is fixedly connected
There is screw mandrel 11.Side of the screw mandrel 11 away from the first hydraulic pump 10 is combined with feed screw nut 12, and feed screw nut 12 is fixedly connected with down
Crossbeam 13.Clamping device is provided with sill 13, clamping device includes the second hydraulic pump 14.Second hydraulic pump 14 is set with
On the lateral wall of crossbeam 13.Second hydraulic pump 14 is fixedly connected with screw rod 15, and screw rod 15 is arranged in the middle part of sill 13.Screw rod 15
On the screw thread setting direction that is arranged with two clamp clips 16, two clamp clips 16 it is opposite so that when driving the second hydraulic pump 14
When driving the movement of clamp clip 16, two clamp clips 16 can be relatively moved.Clamp clip 16 is fixedly connected with clamping bar 17, sill
13 middle parts are provided with clamping slot 18 close to the side of clamp clip 16.Clamping bar 17 is through sill 13 and enters in clamping slot 18,
Clamping bar 17 is fixedly connected with binding clasp 19 close to one end of clamping slot 18.Mounting groove 20, mounting groove are provided with binding clasp 19
Being abutted in 20 has gripping block 21, and the middle part of gripping block 21 is provided with the neck 22 for clamping testee.Screw mandrel 11 is away from lower horizontal stroke
One end of beam 13 is rotatably connected to entablature 23, and entablature 23 is provided with and identical clamping device in sill 13.Entablature
23 both sides have been respectively fixedly connected with two root posts 24, and the one end of column 24 away from entablature 23 is fixedly connected with base 1.
As shown in figure 4, the top of base 1 is provided with groove 25, base 1 is fixedly connected with two cunnings close to the both sides of groove 25
Rail 26.Two one slide rails 26 are arranged with two fastening seats 27 jointly, and fastening seat 27 can be moved on slide rail 26.Fasten the middle part of seat 27
The roller 28 corresponding with groove 25 is provided with, roller 28 can be rolled in groove 25.Seat 27 is fastened to fasten close to another
One end of seat 27 is provided with card access surface 29, and two card access surfaces 29 can be placed on object clamping therein.It is provided with slide rail 26
Screw thread, and side of the slide rail 26 away from card access surface 29 is combined with multiple nuts 30.
The course of work：The object one end for needing test limits pulling force is abutted with the neck 22 in gripping block 21.In opening
The second hydraulic pump 14 on crossbeam 23, the second hydraulic pump 14 drives screw rod 15 to rotate.It is matched that screw rod 15 rotates drive
Clamp clip 16 rotate.Because the both sides of clamp clip 16 are fixedly connected with the inwall of entablature 23 so that clamp clip 16 can not occur to turn
It is dynamic, and can only be moved up in the side of screw rod 15.Two clamp clips 16 are relatively moved so that the clamping being fixedly connected with clamp clip 16
Bar 17 is relatively moved, and clamping bar 17 drives the binding clasp 19 of connection fixed thereto to relatively move.The clamping abutted on binding clasp 19
Measured object is pressed in neck 22 by block 21.The other end of object is clamped in sill 13 in the same way.Open
First hydraulic pump 10 so that the first hydraulic pump 10 drives screw mandrel 11 to rotate, so that drive screw nut 12 is rotated, due to screw mandrel spiral shell
Mother 12 can not be rotated by the restriction effect of another screw mandrel 11, and feed screw nut 12 can only move up in the direction of screw mandrel 11
It is dynamic.Under the drive of the first hydraulic pump 10, feed screw nut 12 moves in the path with constant speed along the screw thread of screw mandrel 11, under drive
Crossbeam 13 is moved down, and is broken until by object, and this mode adds distance to reduce the power for breaking object, reduces
Break the difficulty of object.
When carrying out crush test, measured object is placed on slide rail 26, measured object is then promoted so that fastening seat
The roller 28 of 27 bottoms is rolled, and drives fastening seat 27 to be moved on slide rail 26.Measured object is placed on two and fastens seat 27
Between card access surface 29.Nut 30 is tightened so that nut 30 will fasten seat 27 and tightly fix, so that object is clamped at tightly
Gu between the card access surface 29 of seat 27.The first hydraulic pump 10 is opened so that sill 13 is moved down, until being connect with measured object
Touch, and pressure gradually is applied to object, until object is pressed down.
Claims (7)
1. a kind of universal testing machine, including base (1), it is characterized in that：Base (1) both sides are equipped with screw mandrel (11),
The screw mandrel (11) is fixedly connected with the first hydraulic pump (10), side of the screw mandrel (11) away from base (1) through base (1)
Feed screw nut (12) is socketed with, the feed screw nut (12) is fixedly connected with the top of sill (13), the sill (13) and set
It is equipped with the top of pressing device, the screw mandrel (11) and is connected with bearing, the bearing is fixedly connected with entablature (23), the upper horizontal stroke
Beam (23) bottom is again provided with pressing device.
2. a kind of universal testing machine according to claim 1, it is characterized in that：The pressing device includes two clampings
The neck (22) corresponding with another gripping block (21) is provided with block (21), one gripping block (21).
3. a kind of universal testing machine according to claim 2, it is characterized in that：Gripping block (21) side is provided with
The mounting groove (20) corresponding with gripping block (21) shape is provided with binding clasp (19), the binding clasp (19), it is described to clamp
Side of the device (19) away from mounting groove (20), which is abutted, clamp clip (16), and described clamp clip (16) one end is socketed with screw rod (15),
The screw rod (15) is located in entablature (23) and in sill (13), the screw rod (15) sets close to the side of clamp clip (16)
Stopper slot is equipped with, the clamp clip (16) is socketed through stopper slot with screw rod (15), and screw rod (15) two ends are fixedly connected with
Second hydraulic pump (14).
4. a kind of universal testing machine according to claim 1, it is characterized in that：It is fixedly connected with the base (1)
Multiple slide rails (26), the slide rail (26) is arranged with fastening seat (27) jointly, and described fastening seat (27) bottom is provided with roller
(28), the base (1) is provided with the groove (25) corresponding with roller (28) close to roller (28).
5. a kind of universal testing machine according to claim 4, it is characterized in that：Spiral shell is provided with the slide rail (26)
Nut (30) is provided with line, the slide rail (26).
6. a kind of universal testing machine according to claim 1, it is characterized in that：Base (1) both sides are provided with cunning
Plate (2), slide plate (2) side is provided with sliding in chute (3), the chute (3) and is connected with shutter (4), described to block
Handle (5) is provided with plate (4).
7. a kind of universal testing machine according to claim 6, it is characterized in that：Shutter (4) top side is set
It is equipped with first through hole (6), the base (1) and is provided with screens groove (7) corresponding with through hole, it is fixed on the slide plate (2) to connect
It is connected on steel cable (8), the steel cable (8) and is fixedly connected with the card corresponding with through hole, screens groove (7) away from slide plate (2) one end
Block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720084919.2U CN206573399U (en) | 2017-01-22 | 2017-01-22 | A kind of universal testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720084919.2U CN206573399U (en) | 2017-01-22 | 2017-01-22 | A kind of universal testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206573399U true CN206573399U (en) | 2017-10-20 |
Family
ID=60061964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720084919.2U Active CN206573399U (en) | 2017-01-22 | 2017-01-22 | A kind of universal testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206573399U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760486A (en) * | 2018-04-12 | 2018-11-06 | 浙江裕立检测科技有限公司 | Universal testing machine |
-
2017
- 2017-01-22 CN CN201720084919.2U patent/CN206573399U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760486A (en) * | 2018-04-12 | 2018-11-06 | 浙江裕立检测科技有限公司 | Universal testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 Room 303, building C, Yun Jin building, Station Road, Lucheng District, Wenzhou, Zhejiang. Patentee after: Wenzhou Chengda transportation development Limited by Share Ltd Address before: 325000 Room 303, building C, Yun Jin building, Station Road, Lucheng District, Wenzhou, Zhejiang. Patentee before: Wenzhou City Traffic Engineering Consulting Co. Ltd. |
|
| CP01 | Change in the name or title of a patent holder |