CN203738641U - Test piece clamping device - Google Patents
Test piece clamping device Download PDFInfo
- Publication number
- CN203738641U CN203738641U CN201420050579.8U CN201420050579U CN203738641U CN 203738641 U CN203738641 U CN 203738641U CN 201420050579 U CN201420050579 U CN 201420050579U CN 203738641 U CN203738641 U CN 203738641U
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- Prior art keywords
- test specimen
- clamping device
- end plate
- plate
- clamping
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 30
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to a test piece clamping device which comprises a clamping frame. The clamping frame comprises a bottom plate, two lateral plates, a first end plate and a second end plate, wherein the bottom plate, the two lateral plates, the first end plate and the second end plate form a test piece containing area. Especially, a slide groove is formed in each lateral plate in the self length direction. The clamping device further comprises a reinforcing module, a locking mechanism, a push rod, a clamping head and a locking part, wherein the reinforcing module can move in the length direction of the slide grooves and is arranged between the two lateral plates, the locking mechanism is used for relatively locking the two sides of the reinforcing module and the two lateral plates, the push rod is arranged on the first end plate and can quickly move towards the second end plate, the clamping head is arranged at one end of the push rod and used for pushing test pieces or the reinforcing module, the locking part can lock the quickly-moving push rod on the first end plate, and the push rod is in threaded connection with the locking part. The test piece clamping device can prevent the two lateral plates from deforming and can guarantee the clamping force on the premise without damaging the test pieces.
Description
Technical field
the utility model belongs to checkout equipment field, is specifically related to a kind of clamping device of test specimen.
Background technology
the clamping device of test specimen, it mainly, in the time of test material preparation, plays clamping and fixing sample dimensions.At present, the clamping device of employing common are two kinds: a kind of clamping device with the fixing push-down of spring; The another kind of clamping device adopting with sawtooth push-down.Wherein the first clamping device plays fixation with spring, is equipped with framed that metal thin skin forms; The second clamping device, blocks the push rod with sawtooth in grip with buckle, plays fixation, is equipped with equally framed that metal thin skin forms.
obviously, above-mentioned gripper frame, has the following disadvantages:
(1), two kinds of gripper frames, metal thin skin form frame, in the time that clamping test pieces is more or test specimen body is longer, two sides of its metal frame easily deform, and cause sample dimensions unstable, cause test result to occur error.
(2), inadequate in the snap-in force at handle position with the gripper frame of the fixing push rod of spring, and gripper frame with sawtooth push rod there will be snap-in force not or the snap-in force situation that too senior general's test material crushes at handle position.Give system, dress belt transect inconvenience.
Summary of the invention
technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of clamping device of improved test specimen is provided.
for solving the problems of the technologies described above, the utility model is taked following technical scheme:
a kind of clamping device of test specimen, it comprises gripper frame, described gripper frame comprises base plate, respectively along upwardly extending two side plates in edge of base plate both sides, respectively along upwardly extending the first end plate in edge and second end plate at base plate both ends, base plate, two side plates, and first end plate and the second end plate form and place test specimen region, particularly, on each side plate, be provided with chute along himself length direction, clamping device also comprises and can be arranged on movably two reinforcing modules between side plate along the length direction of chute, be used for the locking mechanism of relative locking between the both sides of reinforcing module and two side plates, be arranged on the push rod that can move to the second end plate fast on the first end plate, be arranged on push rod one end for pushing tow test specimen or reinforce the clamping head of module, and for the push-rod lock after fast moving is fixed on to the locking piece on the first end plate, wherein push rod is threaded mutually with locking piece.
preferably, reinforcing module has one or morely, and the both sides of each reinforcing module are equipped with threaded connection hole, and locking mechanism comprises and threaded connection hole bolt one to one, the external diameter of bolt hitching post is less than or equal to the width of chute, and the external diameter of bolt bolt cap is greater than the width of chute.By the setting of reinforcing module, prevent the distortion of two side plates, make to be positioned at relatively homogeneous of gripper frame test specimen size, guarantee the stability of clamping device, thereby reduce the probability that error appears in test result.
further, preferably, the bottom surface of each reinforcing module all overlaps with the upper surface of base plate.
according to a concrete enforcement of the present utility model and preferred aspect, on the first end plate, be provided with the connecting hole passing through fast for push rod, push rod is screw rod, and the external diameter of screw rod is less than the aperture of connecting hole.Be convenient to screw rod passes through fast in connecting hole.Thereby the fast clamp test specimen that can realize clamping device, efficiency is higher.
preferably, locking piece comprise be arranged on rotationally on the first end plate, and can with the threaded connector of screw rod phase threaded engagement.When screw rod fast moving is to the side of test specimen, be then threaded connection coordinating of part and screw rod, make stress that clamping head provides meet the demand of clamping test pieces, simultaneously, before being replaced by threaded engagement, the interlock of handle and gripper frame, neither can damage test specimen, has ensured again the dynamics of clamping.
according to another concrete enforcement of the present utility model and preferred aspect, clamping head can be dismantled an end that is arranged on screw rod, and screw rod the other end is also provided with adjusting handle.
preferably, the clamping end face of clamping head and test specimen or reinforcing module plane-plane contact, and can conflict at test specimen or reinforce module Yi Ce center.
further, preferably, the clamping end face of clamping head is circular, and its center of circle is positioned on screw rod center line.
in addition, above-mentioned chute is positioned at the middle part of side plate.The first end plate and the second end plate can be dismantled respectively and be connected on base plate and between two side plates, base plate comprises the first support plate and the second support plate for supporting test specimen two bottom sides, between described the first support plate and the second support plate, form interval trough, and the first support plate and the second support plate width equates and be 1/6～1/3 of specimen width.
due to the enforcement of above technical scheme, the utility model compared with prior art tool has the following advantages:
the utility model adopts locking mechanism that the both sides that reinforce module are connected with two side plates on the one hand, prevents the distortion of two side plates, thereby guarantees the stability of gripper frame; Adopt on the other hand push rod to be threaded mutually with locking piece, make stress that clamping head provides meet the demand of clamping test pieces, neither can damage test specimen, ensured again the dynamics of clamping, in addition, of the present utility model simple in structure, cost is low.
Brief description of the drawings
below in conjunction with accompanying drawing and specific embodiment, the utility model is described in more detail.
fig. 1 is the structural upright schematic diagram according to clamping device of the present utility model;
fig. 2 looks schematic diagram according to the structure master of clamping device of the present utility model;
fig. 3 is the schematic top plan view of Fig. 2;
wherein: 1, gripper frame; 10, base plate; 100, the first support plate; 101, the second support plate; 102, interval trough; 11, side plate; 110, chute; 12, the first end plate; 120, connecting hole; 13, the second end plate; 2, reinforce module; 20, threaded connection hole; 3, locking mechanism; 30, bolt; 4, push rod (screw rod); 5, clamping head; 6, locking piece; 60, threaded connector; 7, regulate handle.
Detailed description of the invention
as shown in Figure 1 to Figure 3, according to the test specimen clamping device of the present embodiment, it comprises gripper frame 1, this gripper frame 1 comprises base plate 10, respectively along upwardly extending two side plates 11 in edge of base plate 10 both sides, respectively along upwardly extending the first end plate 12 in edge and second end plate 13 at base plate 10 both ends, base plate 10, two side plates 11, and first end plate 12 and the second end plate 13 form and place test specimen regions, particularly, on each side plate 11, be provided with chute 110 along himself length direction, clamping device also comprises and can be arranged on movably two reinforcing modules 2 between side plate 11 along the length direction of chute 110, be used for the locking mechanism 3 of relative locking between the both sides of reinforcing module and two side plates 11, be arranged on the push rod 4 that can move to the second end plate 13 fast on the first end plate 12, be arranged on push rod 4 one ends for pushing tow test specimen or reinforce the clamping head 5 of module 2, and for the push rod after fast moving 4 being locked in to the locking piece 6 on the first end plate 12, push rod 4 is threaded mutually with locking piece 6.
concrete, above-mentioned reinforcing module 2 has one or more, and the both sides of each reinforcing module 2 are equipped with threaded connection hole 20, locking mechanism 3 comprises and threaded connection hole 20 bolt 30 one to one, the external diameter of these bolt 30 hitching posts is less than or equal to the width of chute 110, and the external diameter of bolt 30 bolt caps is greater than the width of chute 110, that is to say, bolt 30 can move being arranged on chute 110 of adjusting along the length direction of chute 110, simultaneously by the degree of tightness of adjusting bolt 30 and threaded connection hole 20, prevent the distortion of two side plates 11, make to be positioned at relatively homogeneous of gripper frame test specimen size, guarantee the stability of clamping device, thereby reduce the probability that error appears in test result.Further, the bottom surface of each reinforcing module 2 all overlaps with the upper surface of base plate 10.When the clamping device in this example, in the time that clamping test pieces is done test experience, reinforcing module 2 can also separate two adjacent test specimens, while preventing from clamping, between test specimen and test specimen, wear and tear, and affect the accuracy of detection architecture, now, clamping head 5 is conflicted and all can reinforcing a side of module 2 or a side of test specimen; When the clamping device in this example, in the time preparing test specimen, become by placing test specimen region separation the multiple subregions that evenly equate by reinforcing module 2, then clamping head is conflicted in a side of reinforcing module 2, passing through locking mechanism 3, two side plates 11 are locked with reinforcing module 2, thereby provide a kind of stability high, and the uniform mould of test specimen (clamping device) of preparation.
in this example, be provided with the connecting hole 120 passing through fast for push rod 4 on the first end plate 12, push rod 4 is screw rod, and the external diameter of screw rod is less than the aperture of connecting hole 120.The rapid charater that could realize like this clamping, is directly associated with detection efficiency or preparation efficiency.
meanwhile, above-mentioned locking piece 6 comprise be arranged on rotationally on the first end plate 12, and can with the threaded connector 60 of screw rod phase threaded engagement.Before being replaced by threaded engagement, the interlock of handle and gripper frame, neither can damage test specimen, has ensured again the dynamics of clamping.
clamping head 5 in this example can be dismantled an end that is arranged on screw rod, and screw rod the other end is also provided with and regulates handle 7.The clamping end face of concrete clamping head 5 and test specimen or reinforcing module 2 plane-plane contacts, and can conflict at test specimen or reinforce module 2 Yi Ce centers.In this example, the clamping end face of clamping head 5 is circular, and its center of circle is positioned on screw rod center line.
in addition, above-mentioned chute 110 is positioned at the middle part of side plate 11.The first end plate 12 and the second end plate 13 can be dismantled respectively and be connected on base plate 10 and between two side plates 11, base plate 10 comprises the first support plate 100 and the second support plate 101 for supporting test specimen two bottom sides, between described the first support plate 100 and the second support plate 101, form interval trough 102, and the first support plate 100 and the second support plate 101 width equate and be 1/6～1/3 of specimen width.Further embodied, of the present utility model adopted simple in structure, it is convenient to implement, and easy to carry and use.
above the utility model is described in detail; its object is to allow the personage who is familiar with this art can understand content of the present utility model and be implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to Spirit Essence of the present utility model change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (10)
1. the clamping device of a test specimen, it comprises gripper frame (1), described gripper frame (1) comprises base plate (10), respectively along upwardly extending two side plates in edge (11) of described base plate (10) both sides, respectively along upwardly extending the first end plate in edge (12) and second end plate (13) at described base plate (10) both ends, described base plate (10), described two side plates (11), and described the first end plate (12) and the second end plate (13) formation placement test specimen region, it is characterized in that: go up along himself length direction and be provided with chute (110) at each described side plate (11), described clamping device also comprises and can be arranged on movably the reinforcing module (2) between described two side plates (11) along the length direction of described chute (110), be used for the locking mechanism (3) of relative locking between the both sides of described reinforcing module (2) and described two side plates (11), being arranged on can be fast to the mobile push rod (4) of described the second end plate (13) on described the first end plate (12), be arranged on the clamping head (5) of described push rod (4) one ends for pushing tow test specimen or described reinforcing module (2), and for the described push rod (4) after fast moving is locked in to the locking piece (6) on described the first end plate (12), described push rod (4) is threaded mutually with described locking piece (6).
2. the clamping device of test specimen according to claim 1, it is characterized in that: described reinforcing module (2) has one or more, and the both sides of each described reinforcing module (2) are equipped with threaded connection hole, described locking mechanism (3) comprises and described threaded connection hole bolt (30) one to one, the external diameter of described bolt (30) hitching post is less than or equal to the width of described chute (110), and the external diameter of described bolt (30) bolt cap is greater than the width of described chute (110).
3. the clamping device of test specimen according to claim 2, is characterized in that: the bottom surface of each described reinforcing module (2) all overlaps with the upper surface of described base plate (10).
4. the clamping device of test specimen according to claim 1, it is characterized in that: on described the first end plate (12), be provided with the connecting hole (120) passing through fast for described push rod (4), described push rod (4) is screw rod, and the external diameter of described screw rod is less than the aperture of described connecting hole (120).
5. the clamping device of test specimen according to claim 4, is characterized in that: described locking piece (6) comprise be arranged on rotationally described the first end plate (12) upper, and can with the threaded connector (60) of described screw rod phase threaded engagement.
6. the clamping device of test specimen according to claim 5, is characterized in that: described clamping head (5) can be dismantled an end that is arranged on described screw rod, and described screw rod the other end is also provided with and regulates handle (7).
7. the clamping device of test specimen according to claim 6, is characterized in that: the clamping end face of described clamping head (5) and test specimen or described reinforcing module (2) plane-plane contact, and can conflict at described test specimen or described reinforcing module (2) Yi Ce center.
8. the clamping device of test specimen according to claim 6, is characterized in that: the clamping end face of described clamping head (5) is for circular, and its center of circle is positioned on described screw rod center line.
9. the clamping device of test specimen according to claim 1, is characterized in that: described chute (110) is positioned at the middle part of described side plate (11).
10. the clamping device of test specimen according to claim 1, it is characterized in that: described the first end plate (12) and the second end plate (13) can be dismantled respectively and be connected on described base plate (10) and between two side plates (11), described base plate (10) comprises the first support plate (100) and the second support plate (101) for supporting described test specimen two bottom sides, between described the first support plate (100) and the second support plate (101), form interval trough (102), and described the first support plate (100) and the second support plate (101) width equate and are 1/6～1/3 of described specimen width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050579.8U CN203738641U (en) | 2014-01-26 | 2014-01-26 | Test piece clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420050579.8U CN203738641U (en) | 2014-01-26 | 2014-01-26 | Test piece clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203738641U true CN203738641U (en) | 2014-07-30 |
Family
ID=51338504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420050579.8U Expired - Lifetime CN203738641U (en) | 2014-01-26 | 2014-01-26 | Test piece clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203738641U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260015A (en) * | 2014-10-24 | 2015-01-07 | 安徽华夏显示技术股份有限公司 | Locating fixture for cathode plates of ultraviolet photoelectric tube |
| CN107589010A (en) * | 2017-08-31 | 2018-01-16 | 南通兴华达高实业有限公司 | A kind of elevator compensation chain Double Oblique Wedge linkage clamp device |
-
2014
- 2014-01-26 CN CN201420050579.8U patent/CN203738641U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260015A (en) * | 2014-10-24 | 2015-01-07 | 安徽华夏显示技术股份有限公司 | Locating fixture for cathode plates of ultraviolet photoelectric tube |
| CN107589010A (en) * | 2017-08-31 | 2018-01-16 | 南通兴华达高实业有限公司 | A kind of elevator compensation chain Double Oblique Wedge linkage clamp device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |