CN207823755U - A clamp to prevent loosening - Google Patents

Abstract

The utility model discloses a loosening-preventing clamping jig, which comprises a workbench, wherein the workbench is provided with a clamping jig through screw threads, the upper part of the clamping jig is of a slide way structure, the surface of the slide way structure above the clamping jig is provided with a placing groove, the two ends of the inner part of the placing groove are fixedly provided with a first external screw rod, the center of the placing groove is provided with a slot, the inner part of the placing groove is inserted with an inserting block, the two sides of the inner part of the placing groove are fixedly provided with the first external screw rods, so that the inserting block can conveniently move up and down in the placing groove, the center of the inner part of the placing groove is provided with the slot, so that a limiting block can conveniently move up and down in the slot, the two sides of the upper surface of a limiting plate are provided with limiting grooves, so that the limiting block can be conveniently inserted in the limiting groove for limiting and fixing in the limiting groove, the limiting plate is fixedly provided with a second, the lower template can be limited and fixed.

Description

A clamp to prevent loosening

technical field

The utility model relates to the related technical field of clamping tools, in particular to a clamping tool for preventing loosening.

Background technique

Existing stamping dies are usually fixed directly on the workbench with pressure plates or screws during processing, so that the dies are prone to loosening during time processing, resulting in damage to the dies and affecting the quality of die processing. The fixed structure is improved so that the mold is not easy to loosen when it is working. At the same time, a clamp to prevent loosening is proposed to facilitate better fixing of the mold, so that the mold is not easy to loosen and work efficiency is increased.

Utility model content

The purpose of this utility model is to provide a clamping fixture for preventing loosening, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a clamping fixture for preventing loosening, including a workbench, on which a clamping fixture is installed through a screw thread, and above the clamping fixture is a slideway structure, There is a placement groove on the surface of the slideway structure above the fixture, the first external threaded rods are fixedly installed at both ends of the placement groove, the center of the placement groove is provided with a slot, and the inside of the placement groove A plug-in block is inserted, and a limit block is fixedly installed under the plug-in block, and the limit block is plugged into the inside of the slot. There are jacks on both sides of the plug-in block, and the jacks are socketed in the first On the externally threaded rod, the end of the first externally threaded rod is threadedly connected with an internally threaded sleeve, and the internally threaded sleeve is extruded on the insert to form a fixation. Limiting grooves are opened on both sides of the upper surface of the limiting plate, and the limiting block is inserted into the inside of the limiting groove, the second external threaded rod is fixedly installed on the limiting plate, and the limiting plate is placed with The lower template, and the periphery of the lower template is inserted on the second external threaded rod, the end of the second external threaded rod is screwed with an internal threaded cap, and the internal threaded cap is extruded on the lower template to form a fixation.

Preferably, the spacing inside the slideway structure above the fixture matches the width of the lower template, and a spring sleeve is sleeved on the first external threaded rod.

Preferably, the upper end of the first externally threaded rod is located on the same level as the opening of the upper end of the placement groove, and when the plug is inserted into the placement groove, the depth of the limit block inserted into the limit groove is 5 -10 cm.

Preferably, the contact surface between the upper slideway of the clamping fixture and the lower template has a tooth-like structure, and a rubber layer is adhered to the lower surface of the clamping fixture.

Compared with the prior art, the beneficial effects of the utility model are: the utility model has a reasonable structural design, convenient operation, and is convenient to fix the lower formwork better, so that the lower formwork is not easy to loose when in use, and the work efficiency is increased. The utility model has the following advantages:

1. The first external threaded rods are fixedly installed on both sides inside the placement slot to facilitate the up and down movement of the insert block inside the placement slot. There is a slot at the inner center of the placement slot to facilitate the positioning of the limit block in the slot. up and down movement of the interior;

2. By opening limit slots on both sides of the upper surface of the limit plate, it is convenient for the limit block to be plugged into the limit slot for limit fixation. A second external threaded rod is fixedly installed on the limit plate. With the cooperation of the external threaded rod and the internal threaded cap, the lower formwork can be limited and fixed.

Description of drawings

Fig. 1 is a front view of the structure of the utility model;

Fig. 2 is a top view of the structure of the utility model;

Fig. 3 is a schematic structural view of the clamping device of the present invention;

Fig. 4 is a structural schematic diagram of a limiting plate of the present invention;

Fig. 5 is a schematic diagram of the plug-in block structure of the present invention.

In the figure: 1 working table, 2 clamping fixture, 3 placement slot, 4 first external thread rod, 5 slot, 6 insert block, 7 limit block, 8 socket, 9 internal thread sleeve, 10 limit plate, 11 limit groove, 12 second external thread rod, 13 lower template, 14 internal thread cap.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-5, the utility model provides a technical solution: a clamping tool for preventing loosening, including a workbench 1, on which a clamping tool 2 is installed through a screw thread, and the upper part of the clamping tool 2 It is a slideway structure, the contact surface between the upper slideway of the clamping fixture 2 and the lower template 13 is a toothed structure, the lower surface of the clamping fixture 2 is bonded with a rubber layer, and the distance inside the slideway structure above the clamping fixture 2 is the same as that of the lower template 13. The width of the template 13 matches, the first external threaded rod 4 is sleeved with a spring sleeve, the surface of the slideway structure above the fixture 2 is provided with a placement groove 3, and the inner two ends of the placement groove 3 are fixedly installed with the first external threaded rod 4. It is convenient for the insert block 6 to move up and down inside the placement slot 3. The upper end of the first external threaded rod 4 and the upper end opening of the placement slot 3 are located on the same horizontal plane. When the insert block 6 is inserted into the placement slot 3, the limit The depth of the block 7 inserted in the limit groove 11 is 5-10 centimeters, and the center of the slot 3 has a slot 5, which is convenient for the limit block 7 to move up and down in the slot 5. A plug-in block 6 is plugged inside, and a limit block 7 is fixedly installed under the plug-in block 6, and the limit block 7 is inserted in the inside of the slot 5, and jacks 8 are opened on both sides of the plug-in block 6, and the jack 8 Socketed on the first externally threaded rod 4, the end of the first externally threaded rod 4 is threadedly connected with an internally threaded sleeve 9, and the internally threaded sleeve 9 is extruded on the insert block 6 to form a fixation, inside the slideway above the clamping fixture 2 Insert the limiting plate 10, the upper surface both sides of the limiting plate 10 open the limiting groove 11, and the limiting block 7 is plugged in the inside of the limiting groove 11, so that the limiting block 7 is plugged into the limiting groove 11. The inside is limited and fixed, and the second external threaded rod 12 is fixedly installed on the limiting plate 10. With the cooperation of the second external threaded rod 12 and the internal threaded cap 14, the lower template 13 can be limited and fixed. A lower formwork 13 is placed on the plate 10, and the periphery of the lower formwork 13 is inserted on the second externally threaded rod 12, and the end of the second externally threaded rod 12 is threadedly connected with an internally threaded cap 14, and the internally threaded cap 14 extrudes Fixing is formed on the lower template 13 .

Working principle: when using the mould, install the fixture 2 on the workbench 1 through screw threads, insert the limit plate 10 into the slideway provided above the fixture 2, and place the lower template 13 on the limit plate. on the bit plate 10, so that the through hole provided by the lower template 13 itself is sleeved on the second externally threaded rod 12, and the internally threaded cap 14 is threadedly installed on the second externally threaded rod 12, by rotating the internally threaded cap 14, that is The lower template 13 can be fixed on the limiting plate 10, the insert block 6 can be inserted into the placement slot 3, and the limit block 7 can be inserted into the slot 5 at the same time, and the insert block 6 can be pressed down to make the limit The block 7 is inserted into the inside of the limiting groove 11, and the internal thread sleeve 9 is threadedly connected to the first external thread rod 4. By rotating the internal thread sleeve 9, the internal thread sleeve 9 is pressed against the insert block 6, so that the position is limited. The block 7 is inserted into the inside of the limiting groove 11 to form a fixation, that is, the limiting plate 10 can be fixed inside the slideway provided above the fixture 2 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. A clamping fixture for preventing loosening, including a workbench (1), characterized in that a clamping fixture (2) is installed on the workbench (1) through screw threads, and above the clamping fixture (2) It is a slideway structure, a placement groove (3) is opened on the surface of the slideway structure above the fixture (2), and the first external threaded rod (4) is fixedly installed at both ends of the placement groove (3). There is a slot (5) at the center of the placement slot (3), and an insert block (6) is inserted inside the placement slot (3), and a limit block (6) is fixedly installed under the insert block (6). 7), and the limit block (7) is plugged inside the slot (5), and there are jacks (8) on both sides of the plug-in block (6), and the jacks (8) are socketed in the first On the externally threaded rod (4), the end of the first externally threaded rod (4) is threadedly connected with an internally threaded sleeve (9), and the internally threaded sleeve (9) is extruded on the insert block (6) to form a fixation, so The limiting plate (10) is plugged into the slideway above the fixture (2), and the limiting grooves (11) are opened on both sides of the upper surface of the limiting plate (10), and the limiting block (7) is inserted into the Inside the limiting groove (11), the second external threaded rod (12) is fixedly installed on the limiting plate (10), the lower template (13) is placed on the limiting plate (10), and the lower The periphery of the template (13) is plugged on the second external threaded rod (12), and the end of the second external threaded rod (12) is threaded with an internal threaded cap (14), and the internal threaded cap (14) squeezes Press on the lower template (13) to form a fixation. 2. A clamping fixture for preventing loosening according to claim 1, characterized in that: the distance inside the slideway structure above the clamping fixture (2) matches the width of the lower formwork (13), and the A spring sleeve is sleeved on the first externally threaded rod (4). 3. A clamping fixture for preventing loosening according to claim 1, characterized in that: the upper end of the first external threaded rod (4) is located on the same level as the opening of the upper end of the placement groove (3), and the When the insert block (6) is plugged into the placement groove (3), the depth of the limit block (7) plugged into the limit groove (11) is 5-10 cm. 4. A clamping fixture for preventing loosening according to claim 1, characterized in that: the contact surface between the upper slideway of the clamping fixture (2) and the lower template (13) is a toothed structure, and the clamping A rubber layer is adhered to the lower surface of the jig (2).