Clamp for tension detection

Abstract

The utility model discloses a clamp for tension detection, which comprises a supporting bracket and a fixing clamp, the fixing clamp is arranged on the supporting bracket, the bottom of the supporting bracket is arranged on a tension tester, the fixing clamp comprises a clamping block I and a clamping block II, the lower end of the clamping block I is arranged at the upper end of the supporting bracket, the clamping block II is hinged with one end of the clamping block I, and the other end of the clamping block II is hinged with the other end of the clamping block II. The other end of the second clamping block is provided with a rotary knob, the first clamping block is provided with a threaded hole corresponding to the rotary knob, and the first clamping block and the second clamping block are provided with clamping grooves.

Description

Technical Field

[0001] The utility model relates to the field of heat-sealing strength detection of packaging bags, in particular to a clamp used for tension detection. Background Art

[0002] Testing the heat seal strength is essential to ensure product quality and safety, especially in plastic packaging and other related industries. At present, products such as plastic films such as feeding bags are heat-sealed at one end to the interface, so the strength of the heat seal needs to be tested. However, for the current ship-shaped interface, it is impossible to adapt to the existing tensile tester, resulting in the inability to test the tensile strength of the ship-shaped interface and the film heat-sealed with the ship-shaped interface. It can only be estimated, and the estimated value is not accurate, and the packaging quality cannot be guaranteed. Utility Model Content

[0003] The utility model discloses a clamp for tension detection, which clamps a ship-shaped interface to ensure that the tension of the connection between the ship-shaped interface and a film can be accurately tested later.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0005] The utility model discloses a clamp for tension detection, comprising a supporting bracket and a fixing clamp, wherein the fixing clamp is mounted on the supporting bracket, and the bottom of the supporting bracket is mounted on a tension tester, the fixing clamp comprises a clamping block 1 and a clamping block 2, the lower end of the clamping block 1 is mounted on the upper end of the supporting bracket, the clamping block 2 is hinged to one end of the clamping block 1, a knob is mounted on the other end of the clamping block 2, the clamping block 1 is provided with a threaded hole corresponding to the knob, and the clamping block 1 and the clamping block 2 are provided with a card slot.

[0006] Furthermore, one end where the clamping block 1 and the clamping block 2 are hinged is provided with two upward supporting parts, and the clamping block 2 is provided with a clamping block corresponding to the supporting parts. The clamping block is clamped between the two supporting parts, and the clamping block and the supporting part are connected by a connecting pin.

[0007] Furthermore, a groove is provided on one side of the clamping block 2, and the knob is installed in the groove.

[0008] Furthermore, a T-shaped slot is provided at the lower end of the clamping block 1, and a T-shaped block is provided at the top of the supporting bracket, and the T-shaped block is located at the T-shaped slot.

[0009] Furthermore, there are a plurality of card slots, the card slots are evenly distributed, and the card slots are arc-shaped slots.

[0010] Furthermore, the slots of clamp block 1 and clamp block 2 are symmetrical structures. When performing a tensile test, one side of the ship-shaped interface is located between the two slots.

[0011] Furthermore, the supporting bracket includes a bottom plate, two side plates and a top plate, a lower end of a clamping block of the fixing clamp is arranged on the top plate, the two side plates are perpendicular to the bottom plate, the two side plates connect the bottom plate and the top plate, the two side plates are parallel, and an installation groove is provided in the middle of the bottom plate, the installation groove is perpendicular to the fixing clamp, the installation groove is open, and the length of the installation groove is less than the width of the bottom plate.

[0012] The beneficial effects of the utility model are:

[0013] The utility model can be installed at the lower end of an existing tensile tester by designing a supporting bracket, and the ship-shaped interface can be clamped at the fixing clamp. When a tensile test is required, the fixing clamp clamps the ship-shaped interface, thereby performing a tensile test on the film of the ship-shaped interface. The utility model can quickly and accurately implement a tensile test to ensure packaging quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0015] Figure 1 This is a schematic diagram of the ship type interface.

[0016] Figure 2 It is a schematic diagram of an embodiment of the utility model.

[0017] Figure 3 This is a front view of an embodiment of the utility model.

[0018] Figure 4 It is a left view of an embodiment of the utility model.

[0019] Figure 5 for Figure 4 Middle CC section view.

[0020] Figure 6 This is a schematic diagram of a fixing clip according to an embodiment of the utility model.

[0021] Figure 7 This is a left side view of a fixing clip according to an embodiment of the utility model.

[0022] Figure 8 This is a top view of a fixing clip according to an embodiment of the present utility model. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, rather than all the embodiments. The components of the embodiment of the utility model generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents the selected embodiment of the utility model. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the utility model.

[0024] As shown in the figure, the utility model discloses a clamp for tensile testing, including a support bracket 1 and a fixing clamp 2, the fixing clamp 2 is installed on the support bracket 1, the bottom of the support bracket 1 is installed on the tensile tester, the fixing clamp 2 includes a clamp block 1 21 and a clamp block 2 22, the lower end of the clamp block 1 21 is installed on the upper end of the support bracket 1, the clamp block 2 22 is hinged with one end of the clamp block 1 21, the other end of the clamp block 2 22 is installed with a knob 4, the clamp block 1 21 is provided with a threaded hole corresponding to the knob 4, and the clamp block 1 21 and the clamp block 2 22 are provided with a slot 5. The support bracket is convenient for installing the fixing clamp 2, and by setting the support bracket 1, the utility model can be installed on the existing tensile tester, and the existing tensile tester is used for tensile testing. The clamp block 1 21 and the clamp block 2 22 fix the ship-shaped interface 3 to prevent the ship-shaped interface 3 from moving during the test. The knob 4 is used to clamp and unscrew to achieve fixing and releasing the ship-shaped interface 3. The slot 5 is used to avoid the ship-shaped interface 3. If the clamping groove 5 is not provided, the boat-shaped interface 3 cannot be clamped.

[0025] In an embodiment of the utility model, one end of the hinged connection between the clamping block 1 21 and the clamping block 2 22 is provided with two upward supporting parts 211, and the clamping block 2 is provided with a clamping block corresponding to the supporting part, the clamping block is clamped between the two supporting parts, and the clamping block and the supporting part are connected by a connecting pin 6. The clamping block 2 22 rotates around the connecting pin 6 to achieve clamping and releasing the ship-shaped interface 3.

[0026] In one embodiment of the present invention, a groove 221 is provided on one side of the clamp block 22, and the knob 4 is installed in the groove 221. The groove 221 is convenient for placing the knob 4.

[0027] In an embodiment of the utility model, a T-shaped slot 211 is provided at the lower end of the clamp block 21, and a T-shaped block 7 is provided at the top of the support bracket, and the T-shaped block 7 is located at the T-shaped slot 211. The fixing clamp 2 and the support bracket 1 can move relative to each other, and the moving route is the T-shaped slot 211. Since the T-shaped block 7 is very long, the fixing clamp 2 will not shake.

[0028] In an embodiment of the present utility model, there are a plurality of the card slots 5 , the card slots are evenly distributed, and the card slots are arc-shaped slots.

[0029] In an embodiment of the present invention, the slots of the clamping block 1 21 and the clamping block 2 22 are symmetrical structures. When the tension test is performed, one side of the ship-shaped interface 3 is located between the two slots. At this time, most of the ship-shaped interface 3 can be clamped in the slot.

[0030] In one embodiment of the utility model, the support bracket 1 includes a bottom plate 11, two side plates 12 and a top plate 13, a lower end of a clamping block of the fixing clamp 2 is arranged at the top plate 13, the two side plates 12 are perpendicular to the bottom plate 11, the two side plates 12 connect the bottom plate 11 and the top plate 13, the two side plates 12 are parallel, a mounting groove 111 is arranged in the middle of the bottom plate 11, the mounting groove 111 is perpendicular to the fixing clamp 2, the mounting groove 111 is open, and the length of the mounting groove 111 is less than the width of the bottom plate 11. The bottom plate 11 of the support bracket 1 can be moved at the tensile tester and replaced as needed.

[0031] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A clamp for tensile testing, characterized in that: It includes a supporting bracket and a fixing clamp, the fixing clamp is installed on the supporting bracket, the bottom of the supporting bracket is installed on the tensile tester, the fixing clamp includes a clamp block 1 and a clamp block 2, the lower end of the clamp block 1 is installed on the upper end of the supporting bracket, the clamp block 2 is hinged to one end of the clamp block 1, and a knob is installed on the other end of the clamp block 2, the clamp block 1 is provided with a threaded hole corresponding to the knob, and the clamp blocks 1 and 2 are provided with card slots.

2. A clamp for tensile force detection according to claim 1, characterized in that: One end of the hinged connection between the clamp block 1 and the clamp block 2 is provided with two upward supporting parts, and the clamp block 2 is provided with a clamping block corresponding to the supporting parts. The clamping block is clamped between the two supporting parts, and the clamping block and the supporting part are connected by a connecting pin.

3. A clamp for tensile force detection according to claim 2, characterized in that: One side of the clamp block 2 is provided with a groove, and the knob is installed in the groove.

4. A clamp for tensile force detection according to claim 2, characterized in that: The lower end of the clamping block 1 is provided with a T-shaped groove, and the top of the supporting bracket is provided with a T-shaped block, which is located at the T-shaped groove.

5. A clamp for tensile force detection according to claim 1, characterized in that: The number of the card slots is several, the card slots are evenly distributed, and the card slots are arc-shaped slots.

6. A clamp for tensile force detection according to claim 1, characterized in that: The slots of clamp block 1 and clamp block 2 are symmetrical structures. When performing a tensile test, one side of the ship-shaped interface is located between the two slots.

7. A clamp for tensile force detection according to claim 1, characterized in that: The supporting bracket includes a bottom plate, two side plates and a top plate. A lower end of a clamping block of the fixing clamp is arranged on the top plate. The two side plates are perpendicular to the bottom plate. The two side plates connect the bottom plate and the top plate. The two side plates are parallel. An installation groove is arranged in the middle of the bottom plate. The installation groove is perpendicular to the fixing clamp. The installation groove is open. The length of the installation groove is less than the width of the bottom plate.

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