CN218956277U - Testing mechanism for plastic tension - Google Patents
Testing mechanism for plastic tension Download PDFInfo
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- CN218956277U CN218956277U CN202223337916.5U CN202223337916U CN218956277U CN 218956277 U CN218956277 U CN 218956277U CN 202223337916 U CN202223337916 U CN 202223337916U CN 218956277 U CN218956277 U CN 218956277U
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Abstract
The utility model discloses a testing mechanism for plastic tension, wherein two ends of plastic are fixed on a movable plastic clamp assembly and a fixed plastic clamp assembly, a plastic end is arranged between a clamping plate and an L-shaped mounting plate, a locking screw rod is rotated, and the clamping plate is propped against the L-shaped mounting plate to move, so that the clamping plate is matched with the L-shaped mounting plate to clamp and fix the end of the plastic, and the plastic is driven to stretch under the rotation action of a screw rod to carry out a tensile test on the plastic; set up two sets of components that can translate from top to bottom in the test frame, conveniently drive the portable plastics anchor clamps subassembly on two sets of tensile test components and reciprocate, make things convenient for the tensile test of plastics, the tensile that can two sets of plastics of disposable test compares in a set of test of conventional art to and the lifter plate connection plastics anchor clamps about two sets of symmetry settings of conventional art connect, can effectually improve detection efficiency, it is convenient to the detection of plastics.
Description
Technical Field
The utility model belongs to the technical field of plastic tension testing, and particularly relates to a testing mechanism for plastic tension.
Background
The tensile test refers to a test method for measuring the properties of a material under an axial tensile load. The data obtained by the tensile test can be used for determining the elastic limit, elongation, elastic modulus, proportion limit, area reduction amount, tensile strength, yield point, yield strength and other tensile performance indexes of the material, and the data is an important index for measuring the mechanical properties of plastics.
In the prior art, under the tensile force test of plastics, a lifting translation mechanism for drawing the elongation of plastics on a tester is provided with two groups, and a lifting platform is connected to a movable block on the two groups of translation mechanisms, so that the tensile force detection can only be carried out on one group of plastics, and the detection efficiency is low.
For this purpose, we propose a test mechanism for plastic tension.
Disclosure of Invention
The utility model aims to provide a testing mechanism for plastic tension so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the testing machine frame comprises a base, a first motor box fixedly arranged at the top of the base, a lower rectangular concave groove fixedly arranged at the top of the first motor box and connected with a lower screw rod in a transmission manner, a spacing groove fixedly arranged at the top of the lower rectangular concave groove, an upper rectangular concave groove fixedly arranged at the top of the spacing groove and connected with an upper screw rod in a transmission manner and a second motor box fixedly arranged at the top of the upper rectangular concave groove;
the two groups of tension test assemblies are all fixed on the test rack, and each group of tension test assemblies comprises a movable plastic clamp assembly and a fixed plastic clamp assembly which are matched with plastic.
The test rack further comprises a first movable seat connected with the lower screw rod through a screw rod nut and a second movable seat connected with the upper screw rod through a screw rod nut, the first movable seat is in sliding connection with the lower guide sliding chute on the inner side of the two side walls of the lower rectangular concave groove through a sliding block, the second movable seat is in sliding connection with the upper guide sliding chute on the inner side of the two side walls of the upper rectangular concave groove through a sliding block, the output end of the lower servo motor in the first motor box is in transmission connection with the input end of the lower screw rod, and the output end of the upper servo motor in the second motor box is in transmission connection with the input end of the upper screw rod.
The test rack also comprises a scale bar at the top of the base.
The first folding shutter dustproof curtain connected with the lower rectangular concave groove is fixed at the upper end and the lower end of the first movable seat, and the second folding shutter dustproof curtain connected with the upper rectangular concave groove is fixed at the upper end and the lower end of the second movable seat.
The movable plastic clamp assemblies on the two groups of tension test assemblies are respectively fixed on the connecting plates of the first movable seat and the second movable seat, and the fixed plastic clamp assemblies on the two groups of tension test assemblies are respectively fixed on the fixed plates on the first motor case and the second motor case.
The movable plastic clamp assembly and the fixed plastic clamp assembly respectively comprise an L-shaped mounting plate, two limiting rods fixed on the rear side surface of the L-shaped mounting plate, a positioning plate fixedly sleeved on the outer side surfaces of the other ends of the two limiting rods, a clamping plate sleeved on the outer side surfaces of the two limiting rods and positioned between the L-shaped mounting plate and the positioning plate, and a locking screw rod which is threaded through the positioning plate and rotationally connected with the rear side surface of the clamping plate, wherein the clamping plate is matched with the L-shaped mounting plate to clamp fixed plastic, a spring is sleeved on the outer side surface of the limiting rod between the clamping plate and the L-shaped mounting plate, and the L-shaped mounting plate on the fixed plastic clamp assembly is connected with the fixing plate through a tension detection head.
The utility model has the technical effects and advantages that: the plastic tension testing mechanism comprises a movable plastic clamp assembly and a fixed plastic clamp assembly, wherein two ends of plastic are fixed on the movable plastic clamp assembly and the fixed plastic clamp assembly, plastic ends are arranged between a clamping plate and an L-shaped mounting plate, a locking screw rod is rotated, and a clamping plate is pushed to move towards the L-shaped mounting plate, so that the clamping plate is matched with the L-shaped mounting plate to clamp and fix the plastic ends, and the plastic is driven to stretch under the rotation action of a screw rod to carry out a tensile test on the plastic;
set up two sets of subassembly that can translate from top to bottom in the test frame, lower servo motor drive down the lead screw rotate drive first translation seat and translate from top to bottom, go up servo motor drive and go up the lead screw and rotate drive second and remove seat and translate from top to bottom, conveniently drive portable plastics anchor clamps subassembly on two sets of tensile test subassemblies and reciprocate, make things convenient for the tensile test of plastics, two sets of subassemblies that can translate from top to bottom, the pulling force of two sets of plastics of disposable test, compare in a set of test of conventional art, and the lifter plate connection plastics anchor clamps about two sets of symmetry settings of conventional art, can effectually improve detection efficiency, the detection to plastics is convenient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the test rack of the present utility model;
FIG. 3 is a schematic view of the structure of the test rack of the present utility model after the first and second pleated blinds are removed;
fig. 4 is a schematic structural view of the movable plastic jig assembly of the present utility model.
In the figure: 1. a test rack; 101. a base; 102. a first motor case; 103. a lower screw rod; 104. a lower rectangular concave groove; 105. a spacing groove; 106. feeding a screw rod; 107. an upper rectangular concave groove; 108. a second motor case; 109. a first movable seat; 110. a second movable seat; 111. a lower guide chute; 112. an upper guide chute; 113. a scale bar; 114. a lower servo motor; 115. a servo motor is arranged; 116. a first folding shutter dust-proof curtain; 117. a second folded shutter dust curtain; 2. a tensile testing component; 21. a mobile plastic clamp assembly; 22. a stationary plastic clamp assembly; 23. a connecting plate; 24. a fixing plate; 25. an L-shaped mounting plate; 26. a limit rod; 27. a positioning plate; 28. a clamping plate; 29. locking the screw rod; 210. a spring; 211. tension detection head.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a testing mechanism for plastic tensile force, which is shown in fig. 1-4, and comprises a testing machine frame 1 and two groups of tensile force testing components 2 matched with plastic, wherein the testing machine frame 1 comprises a base 101, a first motor box 102 fixedly arranged at the top of the base 101, a lower rectangular concave groove 104 fixedly arranged at the top of the first motor box 102 and in transmission connection with a lower screw rod 103, a spacing groove 105 fixedly arranged at the top of the lower rectangular concave groove 104, an upper rectangular concave groove 107 fixedly arranged at the top of the spacing groove 105 and in transmission connection with an upper screw rod 106, and a second motor box 108 fixedly arranged at the top of the upper rectangular concave groove 107;
the two groups of tension test assemblies 2 are all fixed on the test rack 1, and each group of tension test assemblies 2 comprises a movable plastic clamp assembly 21 and a fixed plastic clamp assembly 22 which are matched with plastic.
The test rack 1 further comprises a first movable seat 109 in transmission connection with the lower screw 103 through a screw nut and a second movable seat 110 in transmission connection with the upper screw 106 through a screw nut, the first movable seat 109 is in sliding connection with a lower guide chute 111 on the inner side of two side walls of the lower rectangular concave groove 104 through a sliding block, the second movable seat 110 is in sliding connection with an upper guide chute 112 on the inner side of two side walls of the upper rectangular concave groove 107 through a sliding block, the output end of a lower servo motor 114 in the first motor case 102 is in transmission connection with the input end of the lower screw 103, and the output end of an upper servo motor 115 in the second motor case 108 is in transmission connection with the input end of the upper screw 106.
The test rack 1 is provided with two groups of components capable of vertically translating, the lower servo motor 114 drives the lower screw rod 103 to rotate to drive the first movable seat 109 to vertically translate, the upper servo motor 115 drives the upper screw rod 106 to rotate to drive the second movable seat 110 to vertically translate, the movable plastic clamp components 21 on the two groups of tension test components 2 are conveniently driven to vertically move, the tension test of plastics is convenient, the two groups of components capable of vertically translating can be tested, and the tension of the two groups of plastics can be tested once.
The test rack 1 further comprises a scale bar 113 on the top of the base 101, and the tensile length of the plastic can be conveniently observed in the plastic tensile testing process.
The upper and lower both ends of first removal seat 109 are fixed with the first folding tripe dustproof curtain 116 of being connected with lower rectangle concave groove 104, the upper and lower both ends of second removal seat 110 are fixed with the second folding tripe dustproof curtain 117 of being connected with last rectangle concave groove 107, and at the in-process of translation about first removal seat 109 and second removal seat 110, dustproof shielding is carried out through first folding tripe dustproof curtain 116 and second folding tripe dustproof curtain 117, protects lower lead screw 103 and last lead screw 106.
The two groups of movable plastic clamp assemblies 21 on the tensile test assembly 2 are respectively fixed on the connecting plates 23 of the first movable seat 109 and the second movable seat 110, and the two groups of fixed plastic clamp assemblies 22 on the tensile test assembly 2 are respectively fixed on the fixed plates 24 on the first motor case 102 and the second motor case 108.
The two ends of the plastic are clamped on the movable plastic clamp assembly 21 and the fixed plastic clamp assembly 22 respectively, through the movement of the movable plastic clamp assembly 21, the tension detection head 211 is matched, the tension detection head 211 is connected with the tension detector, tension of the plastic can be detected once, the tension of the two groups of plastic can be detected, and the two-dimensional plastic clamp is compared with a group of tests in the prior art, and the two groups of symmetrically arranged lifting plates are connected with a lifting plate to connect the plastic clamp.
The movable plastic clamp assembly 21 and the fixed plastic clamp assembly 22 respectively comprise an L-shaped mounting plate 25, two limiting rods 26 fixed on the rear side surface of the L-shaped mounting plate 25, a positioning plate 27 fixedly sleeved on the outer side surface of the other end of the two limiting rods 26, a clamping plate 28 sleeved on the outer side surface of the two limiting rods 26 and positioned between the L-shaped mounting plate 25 and the positioning plate 27, and a locking spiral rod 29 threaded through the positioning plate 27 and rotationally connected with the rear side surface of the clamping plate 28, wherein the clamping plate 28 is matched with the L-shaped mounting plate 25 to clamp and fix plastic, a spring 210 is sleeved on the outer side surface of the limiting rod 26 between the clamping plate 28 and the L-shaped mounting plate 25, the L-shaped mounting plate 25 on the fixed plastic clamp assembly 22 is connected with the fixing plate 24 through a tension detection head 211, and the L-shaped mounting plate 25 on the movable plastic clamp assembly 21 is connected with the connecting plate 23.
The two ends of the plastic are fixed on the movable plastic clamp assembly 21 and the fixed plastic clamp assembly 22, the plastic end is arranged between the clamping plate 28 and the L-shaped mounting plate 25, the locking screw rod 29 is rotated, the clamping plate 28 is propped against the movement of the L-shaped mounting plate 25, the clamping plate 28 and the L-shaped mounting plate 25 are matched to clamp and fix the end of the plastic, and the plastic is driven to stretch under the rotation action of the screw rod to carry out a stretching test on the plastic.
The plastic tension testing mechanism is characterized in that two ends of plastic are fixed on a movable plastic clamp assembly 21 and a fixed plastic clamp assembly 22, plastic ends are arranged between a clamping plate 28 and an L-shaped mounting plate 25, a locking screw 29 is rotated to tightly press the clamping plate 28 to move towards the L-shaped mounting plate 25, so that the clamping plate 28 and the L-shaped mounting plate 25 are matched to clamp and fix the plastic ends, and the plastic is driven to stretch under the rotation action of a screw rod to carry out a tensile test on the plastic;
set up two sets of components that can translate from top to bottom on the test frame 1, lower servo motor 114 drive down lead screw 103 rotates and drives first translation about the seat 109, go up servo motor 115 drive and go up lead screw 106 and rotate and drive the translation about the second and move seat 110, conveniently drive the portable plastics anchor clamps subassembly 21 on two sets of tensile test subassemblies 2 and reciprocate, make things convenient for the tensile test of plastics, two sets of components that can translate from top to bottom can disposable test the tensile of two sets of plastics, compare in a set of test of prior art, and the lifter plate connection plastics anchor clamps that two sets of symmetries set up from top to bottom of prior art, can effectually improve detection efficiency, it is convenient to the detection of plastics.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a testing mechanism for plastic tension, includes test frame (1) and two sets of tensile test subassembly (2) that match with plastics, its characterized in that: the test rack (1) comprises a base (101), a first motor box (102) fixedly arranged at the top of the base (101), a lower rectangular concave groove (104) fixedly arranged at the top of the first motor box (102) and in transmission connection with a lower screw rod (103), a spacing groove (105) fixedly arranged at the top of the lower rectangular concave groove (104), an upper rectangular concave groove (107) fixedly arranged at the top of the spacing groove (105) and in transmission connection with an upper screw rod (106) and a second motor box (108) fixedly arranged at the top of the upper rectangular concave groove (107);
the two groups of tension test assemblies (2) are fixed on the test rack (1), and each group of tension test assemblies (2) comprises a movable plastic clamp assembly (21) and a fixed plastic clamp assembly (22) which are matched with plastic.
2. The plastic tensile testing mechanism according to claim 1, wherein: the test rack (1) further comprises a first movable seat (109) in transmission connection with the lower screw rod (103) through a screw rod nut, and a second movable seat (110) in transmission connection with the upper screw rod (106) through the screw rod nut, wherein the first movable seat (109) is in sliding connection with lower guide sliding grooves (111) on the inner sides of two side walls of the lower rectangular concave groove (104) through a sliding block, the second movable seat (110) is in sliding connection with upper guide sliding grooves (112) on the inner sides of two side walls of the upper rectangular concave groove (107) through a sliding block, the output end of a lower servo motor (114) in the first motor box (102) is in transmission connection with the input end of the lower screw rod (103), and the output end of an upper servo motor (115) in the second motor box (108) is in transmission connection with the input end of the upper screw rod (106).
3. The plastic tensile testing mechanism according to claim 1, wherein: the test stand (1) further comprises a scale bar (113) at the top of the base (101).
4. The plastic tensile testing mechanism according to claim 2, wherein: the first folding shutter dustproof curtain (116) connected with the lower rectangular concave groove (104) is fixed at the upper end and the lower end of the first movable seat (109), and the second folding shutter dustproof curtain (117) connected with the upper rectangular concave groove (107) is fixed at the upper end and the lower end of the second movable seat (110).
5. The plastic tensile testing mechanism according to claim 2, wherein: the movable plastic clamp assemblies (21) on the two groups of tension test assemblies (2) are respectively fixed on the connecting plates (23) of the first movable seat (109) and the second movable seat (110), and the fixed plastic clamp assemblies (22) on the two groups of tension test assemblies (2) are respectively fixed on the fixed plates (24) on the first motor case (102) and the second motor case (108).
6. The plastic tensile testing mechanism according to claim 5, wherein: the movable plastic clamp assembly (21) and the fixed plastic clamp assembly (22) respectively comprise an L-shaped mounting plate (25), two limiting rods (26) fixed on the rear side surfaces of the L-shaped mounting plate (25), a positioning plate (27) fixedly sleeved on the outer side surfaces of the other ends of the two limiting rods (26), a clamping plate (28) sleeved on the outer side surfaces of the two limiting rods (26) and positioned between the L-shaped mounting plate (25) and the positioning plate (27), and a locking spiral rod (29) threaded through the positioning plate (27) and rotationally connected with the rear side surface of the clamping plate (28), the clamping plate (28) is matched with the L-shaped mounting plate (25) to clamp and fix plastic, a spring (210) is sleeved on the outer side surface of the limiting rod (26) between the clamping plate (28) and the L-shaped mounting plate (25), and the L-shaped mounting plate (25) on the fixed plastic clamp assembly (22) is connected with the connecting plate (23) through a tension detection head (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223337916.5U CN218956277U (en) | 2022-12-14 | 2022-12-14 | Testing mechanism for plastic tension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223337916.5U CN218956277U (en) | 2022-12-14 | 2022-12-14 | Testing mechanism for plastic tension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218956277U true CN218956277U (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223337916.5U Active CN218956277U (en) | 2022-12-14 | 2022-12-14 | Testing mechanism for plastic tension |
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| Country | Link |
|---|---|
| CN (1) | CN218956277U (en) |
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2022
- 2022-12-14 CN CN202223337916.5U patent/CN218956277U/en active Active
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