CN208206657U - A kind of tensile testing machine - Google Patents
A kind of tensile testing machine Download PDFInfo
- Publication number
- CN208206657U CN208206657U CN201820531308.2U CN201820531308U CN208206657U CN 208206657 U CN208206657 U CN 208206657U CN 201820531308 U CN201820531308 U CN 201820531308U CN 208206657 U CN208206657 U CN 208206657U
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- CN
- China
- Prior art keywords
- clamping plate
- connecting rod
- connector
- rotating disc
- tensile testing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a kind of tensile testing machines, including pulling force machine host, fixture is equipped on pulling force machine host, fixture includes the connector mutually assembled with host, the connecting rod being installed on connector, it is assemblied in first clamping plate and second clamping plate of the connecting rod far from connector one end and sliding is assemblied in connecting rod for manipulating first clamping plate and second clamping plate treats detection piece clamping/disengaging position-limit mechanism, Screw assembly has rotating disc in connecting rod, rotating disc is rotatably assorted with position-limit mechanism axially-fixed and radial, drive position-limit mechanism and first clamping plate and second clamping plate that Relative sliding occurs using the rotation of rotating disc.The utility model has the following advantages that and effect: driving clamping plate using the spiral assembly of turntable and connecting rod, after clamping plate is by part to be detected clamping, screw thread between connecting rod and turntable engages, so that clamp assemblies keep stablizing, thus increase first clamping plate and second clamping plate treat detection piece clamping stable degree.
Description
Technical field
The utility model relates to material mechanical performance testing instrument, in particular to a kind of tensile testing machine.
Background technique
Material is being stretched with tensile testing machine, when detecting its mechanical property, by being set at tensile testing machine both ends
Set spring clip and treat detection piece and clamped, then start tensile testing machine and sample to be detected is stretched, can to sample into
Row detection.
But this fixture is limited by own dimensions, the spring model that can be installed thereon is restricted, and spring can mention
The power of confession is limited, and material stronger for mechanical property such as rubber type of material is easy that part to be detected is caused to exist using this fixture
It is fallen from fixture during detection.
Utility model content
The purpose of the utility model is to provide a kind of tensile testing machines, are grasped using rotating disc and the Screw assembly of connecting rod
Control first clamping plate and second clamping plate treat the clamping of detection piece, and can greatly increase chucking power prevents part to be detected from falling off.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of tensile testing machine,
Include:
Pulling force machine host；
Fixture is assemblied on the pulling force machine host and is fixed with treating detection piece, and the fixture includes and host
Mutually the connector of assembly, be installed on connector connecting rod, be assemblied in first clamping plate of the connecting rod far from connector one end and
Second clamping plate and sliding are assemblied in connecting rod close to each other/separate so as to be detected to manipulate first clamping plate and second clamping plate
The position-limit mechanism that part is detached from；And
Rotating disc, Screw assembly is in connecting rod, and the rotating disc is with position-limit mechanism axial restraint and radial rotating is matched
It closes.
By using above-mentioned technical proposal, when rotating rotating disc in one direction, rotating disc will be along the axle center of connecting rod
It is slid towards the direction far from connector, and position-limit mechanism is driven to slide along the axle center of connecting rod towards the direction far from connector, made
It obtains first clamping plate and second clamping plate is located remotely from each other, so that part to be detected is put between first clamping plate and second clamping plate by testing staff
Then gap rotates rotating disc in opposite direction, slide rotating disc towards the direction close to connector along the axle center of connecting rod, and
Position-limit mechanism is driven to slide along the axle center of connecting rod towards the direction close to connector, so that first clamping plate and second clamping plate are mutually leaned on
Closely, the screw thread on screw thread and rotating disc when first clamping plate and second clamping plate are inconsistent with part to be detected respectively, in connecting rod
Engage, can not continue to occur between first clamping plate and position-limit mechanism and between second clamping plate and position-limit mechanism relatively sliding
It moves, part to be detected is fixed, to achieve the purpose that clamping part to be detected.
Further, the connecting rod is provided with pushing block, first folder close to one end of first clamping plate and second clamping plate
The caulking groove being adapted to the pushing block is offered on plate and the second clamping plate, the pushing block prolongs with the caulking groove along the connecting rod
The end walls for stretching direction contradict.
By using above-mentioned technical proposal, pushing block inlay card is in caulking groove, so that position-limit mechanism is when moving, it can not synchronous belt
Dynamic first clamping plate and second clamping plate are in the position of connecting rod extending direction, consequently facilitating manipulation first clamping plate and second clamping plate.
Further, spline is offered on the first clamping plate and the adjacent side wall of the second clamping plate.
By using above-mentioned technical proposal, when first clamping plate and second clamping plate clamp part to be detected, first clamping plate and the
Spline on the adjacent side wall of second splint is capable of increasing first clamping plate and second clamping plate treats the frictional force of detection piece, to enhance
First clamping plate and second clamping plate treat the clamping of detection piece.
Further, the position-limit mechanism includes being provided with the first clamping plate and skewed slot in the second clamping plate, in C
The installation pedestal of shape and the limit plate for being installed in the installation pedestal and being adapted to the skewed slot are opened in the installation pedestal
Equipped with the perforative first through hole of the connecting rod is supplied, the skewed slot is close to one end of the connector to the connecting rod axle center
Distance is greater than the one end of the skewed slot far from the connector to the distance in the connecting rod axle center.
By using above-mentioned technical proposal, when installation pedestal drives limit plate sliding, limit plate applies the side wall of skewed slot
Add thrust, so as to manipulate being located remotely from each other of first clamping plate and second clamping plate/close, to facilitate operator's manipulation pair
The clamping of part to be detected.
Further, be installed in the installation pedestal with the first through hole coaxial arrangement position limiting convex ring, described turn
Moving plate and the position limiting convex ring buckle-type assemble.
By using above-mentioned technical proposal, when rotating rotating disc, the end of position limiting convex ring and rotating disc, to drive rotating disc
It slides/glides in the heart along pitman shaft；Installation pedestal and the radially movable connection of rotating disc, to install base when making turn disc
Seat keeps radially fixed, and installation pedestal will not be around even when being finally reached control first clamping plate and close/separate second clamping plate
The purpose of extension bar axis rotation.
Further, the rotating disc is equipped with the handle for rotating the rotating disc.
Need to rotate rotation when manipulating first clamping plate and second clamping plate is close/separate by using above-mentioned technical proposal
Disk, rotating disc is rotated by rotational handle can be reduced power needed for turn disc equal angular, to reach operation
Labour-saving purpose in the process.
Further, the pulling force machine host is equipped with erecting bed, offers link slot, the connection on the erecting bed
Head be adapted to the link slot, and the radial direction of the connector be equipped with it is synchronous through the slotting of the connector and the erecting bed
Pin.
Difference is needed replacing when needing to detect the different mechanical properties of different materials by using above-mentioned technical proposal
Fixture the process for replacing fixture can be made simple and efficient using detachable bolt.
Further, the link slot inner sidewall is equipped with perpendicular to its radial groove, on the connector lateral wall
Equipped with the convex block being adapted to the groove.
Lead to by using above-mentioned technical proposal due to being offered on connector and connected unit for the perforative through-hole of bolt
The cooperation of convex block and groove is crossed, so that fixture when being installed in connected unit, can allow connector and leading in connected unit
Hole connection, in order to improve the installation effectiveness of operator.
In conclusion the utility model has the following beneficial effects:
1. using rotating disc and connecting rod Screw assembly, while increasing the arm of force of the rotating disc in rotation, so that rotating disc
Installation pedestal displacement can be driven with biggish power, while installation pedestal applies cross to first clamping plate and second clamping plate in displacement
Outward force, and the size of external force is related to the torque of rotating disc, so that part to be detected is by biggish chucking power；
2. being equipped on link slot inner sidewall perpendicular to its radial groove, connector lateral wall is equipped with suitable with groove
The convex block matched, after groove engages with convex block, the through-hole on link slot and the through-hole on pulling force machine host are coaxial, insert convenient for bolt
Enter to improve working efficiency.
Detailed description of the invention
Fig. 1 is the general assembly structural schematic diagram of tensile testing machine in the present embodiment；
Fig. 2 is the general assembly structural schematic diagram of fixture in the present embodiment；
Fig. 3 is the schematic diagram of the section structure of fixture in the present embodiment；
Fig. 4 is the separate structure schematic diagram of fixture in the present embodiment；
Fig. 5 is the structural schematic diagram of erecting bed in the present embodiment.
Appended drawing reference: 1, pulling force machine host；11, erecting bed；111, link slot；1111, the second through-hole；112, groove；2,
Fixture；21, connector；211, third through-hole；212, convex block；22, connecting rod；221, pushing block；23, first clamping plate；24, the second folder
Plate；25, position-limit mechanism；251, skewed slot；252, installation pedestal；2521, first through hole；2522, position limiting convex ring；253, limit plate；
26, caulking groove；27, spline；3, rotating disc；31, handle；4, bolt；5, pedestal；6, portal frame；7, sliding platform.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of tensile testing machine, including pulling force machine host 1, pulling force machine host 1 include pedestal 5 and portal frame
6, it is provided with the sliding platform 7 that can be slid up and down on portal frame 6, is provided with fixture on pedestal 5 and sliding platform 7
2, the fixture 2 on pedestal 5 and sliding platform 7 when so that part to be detected being clamped between two fixtures 2, leads in being oppositely arranged
The tensile strength of part to be detected can be tested out by crossing sliding platform 7.
As shown in Figure 1 and Figure 4, fixture 2 includes connector 21, connecting rod 22, first clamping plate 23, second clamping plate 24 and limit
Position mechanism 25,22 both ends of connecting rod are installed with connector 21 and pushing block 221 respectively, and connector 21 is filled with 1 phase of pulling force machine host
Match, caulking groove 26 compatible with pushing block 221, first folder of the control of position-limit mechanism 25 are offered in first clamping plate 23 and second clamping plate 24
Realization fixture 2 close to each other between plate 23, second clamping plate 24 treats the clamping and first clamping plate 23, second clamping plate of detection piece
The disengaging for realizing that fixture 2 treats detection piece is located remotely from each other between 24.
As shown in connection with fig. 3, more firm for the clamping that makes fixture 2 treat detection piece, Screw assembly rotates in connecting rod 22
Disk 3 is equipped with position limiting convex ring 2522 on position-limit mechanism 25, and rotating disc 3 and 2522 buckle-type of position limiting convex ring assemble, and rotating disc 3
It can be rotated along the axis direction of connecting rod 22 around position limiting convex ring 2522, through rotation rotating disc 3 when being rotated around connecting rod 22,
Rotating disc 3 is able to drive position-limit mechanism 25 along the axial sliding of connecting rod 22.
In conjunction with shown in Fig. 2 and Fig. 3, skewed slot 251 is offered in first clamping plate 23 and second clamping plate 24, position-limit mechanism 25 wraps
Installation pedestal 252 is included, the limit plate 253 being adapted to skewed slot 251 is provided in installation pedestal 252, skewed slot 251 is close to connector 21
One end to 22 axle center of connecting rod distance be greater than the one end of skewed slot 251 far from connector 21 to 22 axle center of connecting rod distance.
When rotating disc 3 rotates and slides along connecting rod 22, installation pedestal 252 slides with rotating disc 3, so that installation pedestal 252
Relative displacement occurs with limit plate 253 and first clamping plate 23 and second clamping plate 24, so that first clamping plate 23 and the second folder
Plate 24 is close to each other or separate, the screw thread when first clamping plate 23 and second clamping plate 24 clamp part to be detected, in connecting rod 22
Engage with the screw thread on rotating disc 3, fixes fixture 2 by part to be detected.
To increase the frictional force that fixture 2 treats detection piece, opened on the adjacent side wall of first clamping plate 23 and second clamping plate 24
It is more labor-saving to make to rotate equipped with spline 27, handle 31 is equipped on rotating disc 3.
As shown in connection with fig. 5, erecting bed 11, the company of offering on erecting bed 11 are equipped between pulling force machine host 1 and fixture
Access slot 111, and radially running through on erecting bed 11 has the second through-hole 1111, as shown in connection with fig. 4, open up on connector 21
Having makes the second through-hole when connector 21 is put into link slot 111 with an equal amount of third through-hole 211 of the second through-hole 1111
1111 be connected to third through-hole 211 after be inserted into bolt 4, in order to dismantle and replace fixture 2, to be put into connection convenient for connector 21
Second through-hole 1111 and third through-hole 211 are coaxial when in slot 111, are equipped on 111 inner sidewall of link slot perpendicular to its radial direction
Groove 112 is equipped with the convex block 212 being adapted to groove 112 on 21 lateral wall of connector.
The course of work is summarized: when needing to detect the mechanical property of material, connector 21 being inserted into link slot 111 and is inserted into
Bolt 4 connect fixture 2 with pulling force machine host 1, then rotational handle 31, keeps first clamping plate 23 and second clamping plate 24 mutually remote
From and gap is put into part to be detected therebetween, subsequently reverse direction rotational handle 31 leans on first clamping plate 23 and second clamping plate 24 mutually
Closely, until part to be detected will not to clamp part to be detected with the side wall with spline 27 of first clamping plate 23 and second clamping plate 24
It is slided between first clamping plate 23 and second clamping plate 24, finally starting tensile testing machine 1 is treated detection piece and detected, and has detected
Leftover pieces are taken away after finishing, then fixture 2 is resetted.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of tensile testing machine characterized by comprising
Pulling force machine host (1)；
Fixture (2) is assemblied on the pulling force machine host (1) and is fixed with treating detection piece, the fixture (2) include with
Connector (21) that the pulling force machine host (1) is mutually assembled, is assemblied in the connecting rod (22) being installed on the connector (21)
First clamping plate (23) and second clamping plate (24) and sliding of the connecting rod (22) far from connector (21) one end are assemblied in institute
It states on connecting rod (22) to manipulate first clamping plate (23) and second clamping plate (24) position-limit mechanism (25) close to each other/separate；With
And
Rotating disc (3), Screw assembly is on the connecting rod (22), the rotating disc (3) and the position-limit mechanism (25) axis
Cooperate to fixed and radial rotating.
2. tensile testing machine according to claim 1, which is characterized in that the close first clamping plate of the connecting rod (22) (
23) it is provided with pushing block (221) with the one end of second clamping plate (24), on the first clamping plate (23) and the second clamping plate (24)
The caulking groove (26) being adapted to the pushing block (221) is offered, the pushing block (221) and the caulking groove (26) are along the connecting rod
(22) end walls of extending direction contradict.
3. tensile testing machine according to claim 2, which is characterized in that the first clamping plate (23) and second folder
Spline (27) are offered on the adjacent side wall of plate (24).
4. tensile testing machine according to claim 3, which is characterized in that the position-limit mechanism (25) is described including being provided with
Skewed slot (251), C-shaped installation pedestal (252) in first clamping plate (23) and the second clamping plate (24) and it is installed in institute
The limit plate (253) stated on installation pedestal (252) and be adapted to the skewed slot (251) offers on the installation pedestal (252)
For the connecting rod (22) perforative first through hole (2521), the skewed slot (251) is arrived close to the one end of the connector (21)
The distance in connecting rod (22) axle center is greater than the one end of the skewed slot (251) far from the connector (21) to the connecting rod
(22) distance in axle center.
5. tensile testing machine according to claim 4, which is characterized in that be installed on the installation pedestal (252) and institute
The position limiting convex ring (2522) of first through hole (2521) coaxial arrangement is stated, the rotating disc (3) and the position limiting convex ring (2522) are blocked
Button assembly.
6. tensile testing machine according to claim 1, which is characterized in that the rotating disc (3) is equipped with for rotating
State the handle (31) of rotating disc (3).
7. tensile testing machine according to claim 1, which is characterized in that the pulling force machine host (1) is equipped with erecting bed
(11), it being offered link slot (111) on the erecting bed (11), the connector (21) is adapted to the link slot (111), and
The radial direction of the connector (21) is equipped with the synchronous bolt (4) for running through the connector (21) and the erecting bed (11).
8. tensile testing machine according to claim 7, which is characterized in that link slot (111) inner sidewall, which is equipped with, to hang down
Directly in its radial groove (112), connector (21) lateral wall is equipped with the convex block being adapted to the groove (112)
(212)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820531308.2U CN208206657U (en) | 2018-04-13 | 2018-04-13 | A kind of tensile testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820531308.2U CN208206657U (en) | 2018-04-13 | 2018-04-13 | A kind of tensile testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208206657U true CN208206657U (en) | 2018-12-07 |
Family
ID=64523142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820531308.2U Expired - Fee Related CN208206657U (en) | 2018-04-13 | 2018-04-13 | A kind of tensile testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208206657U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520845A (en) * | 2018-10-23 | 2019-03-26 | 上海同济检测技术有限公司 | Assembled architecture sleeve connection node pulling check-up device |
| CN110470531A (en) * | 2019-09-12 | 2019-11-19 | 安徽理士电源技术有限公司 | For the clamping device to column workpiece |
| CN111024515A (en) * | 2019-12-31 | 2020-04-17 | 宁波瑞凌新能源科技有限公司 | Material testing machine |
-
2018
- 2018-04-13 CN CN201820531308.2U patent/CN208206657U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520845A (en) * | 2018-10-23 | 2019-03-26 | 上海同济检测技术有限公司 | Assembled architecture sleeve connection node pulling check-up device |
| CN110470531A (en) * | 2019-09-12 | 2019-11-19 | 安徽理士电源技术有限公司 | For the clamping device to column workpiece |
| CN111024515A (en) * | 2019-12-31 | 2020-04-17 | 宁波瑞凌新能源科技有限公司 | Material testing machine |
| CN111024515B (en) * | 2019-12-31 | 2022-07-22 | 宁波瑞凌新能源科技有限公司 | Material testing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |