CN207703629U - A kind of tensile testing machine - Google Patents
A kind of tensile testing machine Download PDFInfo
- Publication number
- CN207703629U CN207703629U CN201721843687.0U CN201721843687U CN207703629U CN 207703629 U CN207703629 U CN 207703629U CN 201721843687 U CN201721843687 U CN 201721843687U CN 207703629 U CN207703629 U CN 207703629U
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- protective plate
- fragment
- pulling force
- force portion
- tensile testing
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Abstract
The utility model discloses a kind of tensile testing machines, including body, the driving mechanism in pulling force portion and the operation of driving pulling force portion on body, the body is equipped with for the protective cover round pulling force portion surrounding, the protective cover includes protective plate and elastic network(s), the surface in the protective plate towards pulling force portion is provided with recessed groove, the elastic network(s) is fixed at the notch of the recessed groove, when test material is broken, the fragment of generation first impinges upon on elastic network(s), elastic network(s) occurs elastic deformation and the fragment to splash high speed is played the role of buffering, reduce the movement velocity of fragment, then it strikes on protective plate again, impact force when fragment is mutually hit with protective plate can be reduced in this way, prevent fragment from breaking up protective plate due to excessive impact force, cause tester injured, improve the security performance of protective cover；The setting of switch can prevent tester from forgetting that closing protective cover just starts driving mechanism, causes experiment fragment to sputter the situation for causing tester's injury.
Description
Technical field
The utility model is related to technical field of test equipment, more specifically, it relates to a kind of tensile testing machine.
Background technology
Tensile testing machine is for a variety of materials are stretched, compress, be bent, shear, tear, remove etc. with mechanical properties
Experiment machinery reinforcing testing machine, including be vertically arranged body, be mounted on body on the first pulling force portion and the second pulling force
Portion and driving device.When being tested, material fracture is often splashed outward, and to test operation person, there are prodigious safety
Hidden danger.
Currently, the Chinese patent that notification number is CN201720017526.X discloses a kind of tensile testing machine, technical side
Case main points are：It is slid including the frame being vertically arranged, in the frame and is connected with lifter plate, the frame both sides are respectively arranged with
Lifting gear for driving lifter plate to move up and down is provided with the second pulling force portion for material to be clamped on the lifter plate,
The frame roof inner surface is provided with the first pulling force portion in the second pulling force portion of cooperation, and the frame surface is provided with for covering
The protective cover in the first pulling force portion and the second pulling force portion, by protective cover it is possible to prevente effectively from the fragment to break is damaged user, take
Obtained the advantageous effect of preferable protection tester.
But when test material is broken, by the outside splashing of high speed, the fragment of high speed is easy to break up anti-the fragment of generation
Shield damages tester, and there are some potential safety problemss.
Utility model content
In view of the above shortcomings of the prior art, the purpose of this utility model is to provide a kind of tensile testing machine, has enhancing
The advantages of protective cover safety.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of tensile testing machine,
The driving mechanism in pulling force portion and the operation of driving pulling force portion including body, on body, the body are equipped with for enclosing
The protective cover of pulling force portion surrounding, the protective cover includes protective plate and elastic network(s), surface of the protective plate towards pulling force portion
It is provided with recessed groove, the elastic network(s) is fixed at the notch of the recessed groove.
By using above-mentioned technical proposal, when test material is broken, the fragment of generation first impinges upon on elastic network(s), elasticity
Net occurs elastic deformation and the fragment to splash high speed is played the role of buffering, reduces the movement velocity of fragment, then hits again
Onto protective plate, impact force when fragment is mutually hit with protective plate can be reduced in this way, prevent fragment due to excessive impact force
Protective plate is broken up, causes tester injured, improves the security performance of protective cover.
Preferably, the cell wall of the recessed groove be towards the inclined inclined-plane in pulling force portion, the bottom end of the elastic network(s) with it is described recessed
The distance for falling into groove groove wall is 1-2cm.
By using above-mentioned technical proposal, the tiny fragment in part, will be across the mesh of elastic network(s) during splashing
It strikes on the cell wall of recessed groove, reduces fragment and strike the quantity on elastic network(s), extend the usage time of elastic network(s)；Meanwhile
Will under the effect of gravity into the fragment in recessed groove, the gap between elastic network(s) and recess groove groove wall skids off, no
It needs to being cleared up in recessed groove.
Preferably, the guide groove slid up and down for protective plate is provided on the body.
By using above-mentioned technical proposal, protective plate slides up and down along guide groove, convenient for opening protective cover in pulling force portion
Upper installation test material.
Preferably, the cell wall of the guide groove is equipped with the first magnet, and first magnet is located at the top of the guide groove；
The bottom of the protective plate is equipped with second magnet attracted with the first magnet.
By using above-mentioned technical proposal, the first magnet and the second magnet are attracted and coordinate, and can be fixed on protective plate and lead
It to the top of slot, glides under the effect of gravity after avoiding protective cover from opening, convenient for carrying out installation and clear to test material
Manage fragment.
Preferably, the protective plate is equipped with handle, and Anti-slip cover is socketed on the handle.
By using above-mentioned technical proposal, lift-pull handle can be such that protective plate is moved up and down along guide groove, be easy to open anti-
Shield；Anti-slip cover has the function of the case where anti-skidding, to avoid being detached from handle when opening anti-skid cover through handle.
Preferably, the body is equipped with the switch that be electrically connected with driving mechanism, the switch be located at protective plate just under
Side, when protective plate is separated with switch, the driving mechanism stops starting.
By using above-mentioned technical proposal, when surrounding of the anti-skid cover round pulling force portion, protective plate will be pressed on switch,
The driving mechanism being electrically connected with switch is started so that pulling force portion can normally test test material；Work as protection
Plate is detached with switch so that driving mechanism cannot start, and the setting of switch can prevent tester from forgetting that closing protective cover just opens
Dynamic driving mechanism causes experiment fragment to sputter the situation for causing tester's injury.
Preferably, the protective plate is transparent panel.
By using above-mentioned technical proposal, tester can be observed when carrying out pull test by transparent protective plate
To the concrete condition of test material.
Preferably, the cavity of the protective plate being internally provided in vacuum state.
It is the cavity in vacuum state by using above-mentioned technical proposal, inside protective plate, there is good soundproof effect.
In conclusion the utility model has the advantages that：When test material is broken, the fragment of generation is first hit
On elastic network(s), elastic network(s) occurs elastic deformation and the fragment to splash high speed is played the role of buffering, reduces the movement of fragment
Then speed strikes on protective plate again, can reduce impact force when fragment is mutually hit with protective plate in this way, prevent fragment by
Protective plate is broken up in excessive impact force, causes tester injured, improves the security performance of protective cover；The setting of switch can be prevented
Only tester forgets that closing protective cover just starts driving mechanism, causes experiment fragment to sputter the feelings for causing tester's injury
Condition.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the phantom of body and protective cover in the utility model embodiment；
Fig. 3 is the enlarged drawing of part A in Fig. 2.
In figure：1, body；2, pulling force portion；31, protective plate；32, elastic network(s)；33, recessed groove；4, guide groove；5, the first magnetic
Iron；6, the second magnet；7, handle；8, Anti-slip cover；9, it switchs；10, cavity；11, T-bar；12, column.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of tensile testing machine, as shown in Figure 1, include body 1, the upper surface of body 1 is fixed there are four column 12, four
Column 12 is located at four corners of body 1；Pulling force portion 2 is installed on body 1 and drives the driving mechanism of 2 operation of pulling force portion
（It does not mark）, pulling force portion 2 is located at the centre of four columns 12, wherein and driving mechanism is hydraulic pump, and pulling force portion 2 is two fixtures,
Test material is fixed by two fixtures, hydraulic pump drives two fixtures to be located remotely from each other and stretched to test material；Phase
Protective cover is installed between adjacent column 12, pulling force portion 2 can be trapped among to centre by four protective covers, protective cover can stop examination
The fragment that high speed is splashed when testing material fracture.
As depicted in figs. 1 and 2, protective cover includes protective plate 31, and protective plate 31 is transparent panel, and tempered glass can be used, and is surveyed
Examination personnel can observe the concrete condition of test material when carrying out pull test by transparent protective plate 31；Column 12
Side be provided with guide groove 4 vertically, the cross section of guide groove 4 is T-shaped, and the both sides of protective plate 31 are integrally formed with T
Shape item 11（With reference to figure 3）, T-bar 11 slides with guide groove 4 to be coordinated so that protective plate 31 slides along about 4 guide groove, is convenient for
Test material is installed in pulling force portion 2 after opening protective cover.
Handle 7 is fixed on protective plate 31, handle 7 is located at surface of the protective plate 31 far from pulling force portion 2, and handle 7 is located at
The bottom of protective plate 31, lift-pull handle 7 can be such that protective plate 31 moves up and down to be more prone to；Anti-slip cover 8 is socketed on handle 7,
Rubber sleeve can be used in Anti-slip cover 8, and rubber sleeve has the function of anti-skidding；The upper surface of body 1 is equipped with switch 9, switch 9 and driving
Mechanism is electrically connected, and switch 9 is located at the underface of protective plate 31, and when protective plate 31 and the phase separation of switch 9, driving mechanism stops
Start, when surrounding of the anti-skid cover round pulling force portion 2, protective plate 31 will be pressed on switch 9 so that be electrically connected with switch 9
Driving mechanism can start so that pulling force portion 2 can normally test test material；When protective plate 31 is detached with switch 9, make
Obtaining driving mechanism cannot start, and the setting of switch 9 can prevent tester from forgetting that closing protective cover just starts driving mechanism, causes
Experiment fragment sputters the situation for causing tester's injury.
As shown in Figures 2 and 3, the cell wall of guide groove 4 is equipped with the first magnet 5, and the first magnet 5 is located at the top of guide groove 4
Portion；The bottom of protective plate 31 is provided with mounting groove, and mounting groove is embedded with the second magnet 6, and the second magnet 6 and the first magnet 5 are attracted,
Protective plate 31 can be fixed on column 12（With reference to figure 1）Top, avoid protective cover open after under the effect of gravity
It glides, convenient for fragment is installed and cleared up to test material.
The inside of protective plate 31 is provided with cavity 10, is vacuum inside cavity 10 so that protective plate 31 have it is good every
Audio fruit；The surface in protective plate 31 towards pulling force portion 2 is provided with recessed groove 33, and elastic network(s) 32 is equipped at the notch of recessed groove 33,
When test material is broken, the fragment of generation first impinges upon on elastic network(s) 32, and elastic deformation, which will occur, for elastic network(s) 32 to fly high speed
The fragment splashed plays the role of buffering, reduces the movement velocity of fragment, then strikes again on protective plate 31, can reduce in this way
Impact force when fragment is hit with 31 phase of protective plate, prevents fragment from breaking up protective plate 31 due to excessive impact force；Recessed groove 33
Cell wall be towards 2 inclined inclined-plane of pulling force portion, the bottom end of elastic network(s) 32 is 1-2cm with 33 cell wall of recessed groove at a distance from, and part is carefully
Small fragment is during splashing, by the cell wall that the mesh of elastic network(s) 32 strikes recessed groove 33, into recessed groove
Fragment in 33 will be skidded off from the gap between 33 cell wall of elastic network(s) 32 and recessed groove, not need under the effect of gravity
To being cleared up in recessed groove 33.
Above-described embodiment is only the explanation to the utility model, is not limitations of the present invention, this field
Technical staff can as needed make the present embodiment the modification of not creative contribution after reading this specification, but only
It all to be protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of tensile testing machine, including body (1), the pulling force portion (2) on body (1) and driving pulling force portion (2) fortune
Capable driving mechanism, it is characterized in that：The body (1) is equipped with for the protective cover round pulling force portion (2) surrounding, the protection
Cover includes protective plate (31) and elastic network(s) (32), and the surface of protective plate (31) towards pulling force portion (2) is provided with recessed groove
(33), the elastic network(s) (32) is fixed at the notch of the recessed groove (33).
2. a kind of tensile testing machine according to claim 1, it is characterized in that：The cell wall of the recessed groove (33) is towards pulling force
The bottom end on portion (2) inclined inclined-plane, the elastic network(s) (32) is 1-2cm at a distance from the recessed groove (33) cell wall.
3. a kind of tensile testing machine according to claim 1, it is characterized in that：It is provided with for protective plate on the body (1)
(31) guide groove (4) slid up and down.
4. a kind of tensile testing machine according to claim 3, it is characterized in that：The cell wall of the guide groove (4) is equipped with first
Magnet (5), first magnet (5) are located at the top of the guide groove (4)；The bottom of the protective plate (31) is equipped with and first
Attracted the second magnet (6) of magnet (5).
5. a kind of tensile testing machine according to claim 4, it is characterized in that：The protective plate (31) is equipped with handle (7),
It is socketed with Anti-slip cover (8) on the handle (7).
6. a kind of tensile testing machine according to claim 1, it is characterized in that：The body (1) is equipped with and driving mechanism
The switch (9) of electrical connection, the switch (9) are located at the underface of protective plate (31), when protective plate (31) and switch (9) phase separation
When, the driving mechanism stops starting.
7. a kind of tensile testing machine according to claim 1, it is characterized in that：The protective plate (31) is transparent panel.
8. a kind of tensile testing machine according to claim 7, it is characterized in that：Being internally provided with for protective plate (31) be in
The cavity (10) of vacuum state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721843687.0U CN207703629U (en) | 2017-12-25 | 2017-12-25 | A kind of tensile testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721843687.0U CN207703629U (en) | 2017-12-25 | 2017-12-25 | A kind of tensile testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703629U true CN207703629U (en) | 2018-08-07 |
Family
ID=63028789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721843687.0U Active CN207703629U (en) | 2017-12-25 | 2017-12-25 | A kind of tensile testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207703629U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520846A (en) * | 2018-10-29 | 2019-03-26 | 苏州博研精进光电有限公司 | Protective film tensile strength detection device |
| CN110146271A (en) * | 2019-06-03 | 2019-08-20 | 深圳市港嘉工程检测有限公司 | A kind of machine for testing mechanical property of steel pipe scaffold |
| CN110618036A (en) * | 2019-07-31 | 2019-12-27 | 韩凌飞 | Rock mechanics testing machine |
| CN110773876A (en) * | 2019-12-15 | 2020-02-11 | 湛江市汉成科技有限公司 | Positioning device for laser marking of composite insulator joint |
| CN114295470A (en) * | 2021-12-16 | 2022-04-08 | 张家港宏昌钢板有限公司 | Clamp baffle of tensile testing machine and manufacturing method thereof |
-
2017
- 2017-12-25 CN CN201721843687.0U patent/CN207703629U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520846A (en) * | 2018-10-29 | 2019-03-26 | 苏州博研精进光电有限公司 | Protective film tensile strength detection device |
| CN110146271A (en) * | 2019-06-03 | 2019-08-20 | 深圳市港嘉工程检测有限公司 | A kind of machine for testing mechanical property of steel pipe scaffold |
| CN110146271B (en) * | 2019-06-03 | 2021-06-25 | 深圳市港嘉工程检测有限公司 | Steel pipe scaffold fastener mechanical property testing machine |
| CN110618036A (en) * | 2019-07-31 | 2019-12-27 | 韩凌飞 | Rock mechanics testing machine |
| CN110773876A (en) * | 2019-12-15 | 2020-02-11 | 湛江市汉成科技有限公司 | Positioning device for laser marking of composite insulator joint |
| CN114295470A (en) * | 2021-12-16 | 2022-04-08 | 张家港宏昌钢板有限公司 | Clamp baffle of tensile testing machine and manufacturing method thereof |
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