CN218766062U - Test piece cutting jig - Google Patents

Abstract

The utility model discloses a test piece cutting fixture, which comprises a chassis and a clamping device base. An auxiliary device is arranged on the inner side of the chassis, and the auxiliary device includes a movable frame and a workbench. platform, and the inner front end of the workbench is provided with a base groove, and a metal baffle is arranged above the rear side of the workbench, the base of the clamping device is arranged at the upper front end of the base groove, and the base of the clamping device A base body is arranged above, and the inner thread of the base body is connected with base fixing screws. The specimen cutting jig, through the chassis, movable frame, workbench, clamping device base, top clamping device and horizontal clamping device, is beneficial to clamp the cut specimen in various aspects and angles, and clamps The base of the device can be movably arranged in the base groove to move parallel to the cutting direction of the saw blade. The metal baffle can be set with different positions and different widths of cutting slits according to the actual use factors such as the width of the cutting saw blade.

Description

A test piece cutting fixture

technical field

The utility model relates to the technical field of road engineering, in particular to a test piece cutting jig.

Background technique

In recent years, with the rapid development of road engineering technology and asphalt pavement testing technology, the experimental instruments supporting asphalt mixture specimens and concrete specimens have become more and more perfect. However, the common small cutting machine for asphalt mixture specimens on the market The used specimen fixture has the problems of low versatility and unstable clamping.

The existing publication number CN203853825U is a patent named "Cutting Machine Positioning Fixture". The device passes through a square cutting platform, and the cutting device provided with saw blades is fixed on the top of the cutting platform. The strips are parallel to the limiting plate in the length direction of the cutting platform, and the cutting platform below the limiting plate is horizontally provided with a chute that cooperates with the limiting plate to slide, and the length direction of any one of the limiting plates is equally spaced A positioning block is fixed, and the positioning block is fixed on the limiting plate through a hinge. When the utility model is used, the workpiece is clamped between two limiting plates, and a positioning block is arranged on the limiting plate, which can resist It holds the tail end of the workpiece and plays the function of longitudinal positioning. The fixing method of the hinge enables it to be turned over at will, and one positioning block can be dropped at one time. It is flexible and convenient to use, and the arrangement at equal intervals can ensure that the length of the workpiece for each cutting is consistent. , without cumbersome repeated measurement, greatly improving the efficiency of daily production.

During the use of the above-mentioned device, the workpiece is clamped between two limit plates, and the limit plate is provided with a positioning block, which can resist the tail end of the workpiece and perform the function of longitudinal positioning, but it cannot be used for various styles. The workpiece is stably clamped, and it is inconvenient to cut the workpiece at multiple positions. Therefore, we propose a specimen cutting fixture.

Utility model content

The purpose of this utility model is to provide a test piece cutting jig to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a test piece cutting fixture, including a chassis and a clamping device base, an auxiliary device is provided on the inner side of the chassis, and the auxiliary device includes a movable frame and a workbench. A workbench is provided above the movable frame, and a base groove is provided at the inner front end of the workbench, and a metal baffle is arranged at the upper rear end of the workbench, and the base of the clamping device is arranged at the upper front end of the base groove , and a base body is provided above the base of the clamping device, and a base fixing screw is threaded inside the base body.

Further, a top clamping device is provided above the base groove, and a main rod 1 is installed above the top clamping device.

Further, a connecting part 1 is arranged above the main rod 1, and the main rod 1 is engaged with the connecting part 1.

Further, the left and right sides of the first connecting part are provided with fixing screws for the connecting part, and the inside of the first connecting part is provided with a lifting rod.

Further, the rear end of the lifting rod is provided with a connecting part 2, and the lifting rod and the connecting part 2 are threaded.

Further, a clamping rod is provided inside the connecting part 2, and a bearing is provided under the clamping rod, and a clamping block is provided at the lower end of the bearing.

Further, a horizontal clamping device is provided above the base groove, and the horizontal clamping device includes a main rod two and a connecting part three, and the outer upper end of the main rod two is provided with a connecting part three.

The utility model provides a test piece cutting fixture, which has the following beneficial effects: through the chassis, the movable frame, the workbench, the base of the clamping device, the top clamping device and the horizontal clamping device, it is beneficial to carry out the cutting of the test piece. Multi-faceted and multi-angle clamping;

1. The utility model sets the cutting machine and the movable frame on the chassis through screws through the setting of the chassis, movable frame, workbench, clamping device base, top clamping device and horizontal clamping device, and the workbench can be set movably For the movable frame, the cutting seam on the metal baffle set on the workbench is adapted to the position of the saw blade through horizontal movement. The base of the clamping device is set on the workbench for rough adjustment and fixing of the top clamping device and the horizontal clamping device. The top clamping device and the horizontal clamping device are connected to the workbench through the clamping device base according to actual needs. It is beneficial to clamp the cut test piece in various aspects and angles.

Description of drawings

Fig. 1 is a front view three-dimensional structural schematic diagram of a test piece cutting fixture device of the present invention;

Fig. 2 is a three-dimensional structural schematic diagram of a chassis and a movable frame of a test piece cutting fixture device of the present invention;

Fig. 3 is a three-dimensional structural schematic diagram of a base groove and a metal baffle of a test piece cutting fixture device of the present invention;

Fig. 4 is a three-dimensional structural schematic diagram of a base body and base fixing screws of a test piece cutting fixture device of the present invention.

Fig. 5 is a schematic diagram of the three-dimensional structure of the main rod one and the clamping rod of the top clamping device of a test piece cutting fixture device of the present invention;

Fig. 6 is a three-dimensional structural schematic diagram of a clamping block and a horizontal clamping device of a specimen cutting fixture device of the present invention.

In the figure: 1, chassis; 2, auxiliary device; 201, movable frame; 202, workbench; 3, base groove; 4, metal baffle; 5, clamping device base; 6, base body; 7, Base fixing screw; 8. Top clamping device; 9. Main rod one; 10. Lifting rod; 11. Clamping rod; 12. Bearing; 13. Connecting part one; 14. Connecting part fixing screw; 15. Connecting part Two; 16, clamping block; 17, horizontal clamping device; 1701, main rod two; 1702, connecting part three.

Detailed ways

As shown in Figures 1-3, a specimen cutting jig includes a chassis 1 and a clamping device base 5. An auxiliary device 2 is provided on the inner side of the chassis 1, and the auxiliary device 2 includes a movable frame 201 and a workbench 202. The top of the frame 201 is provided with a workbench 202, and the inner front end of the workbench 202 is provided with a base groove 3, and the upper rear end of the workbench 202 is provided with a metal baffle 4, and the clamping device base 5 is arranged in the base groove 3, and above the clamping device base 5 is provided with a base body 6, the inner thread of the base body 6 is connected with a base fixing screw 7, and above the base groove 3 is provided with a top clamping device 8, And the top of the top clamping device 8 is equipped with a main bar-9, the cutting machine and the movable frame 201 are arranged on the chassis 1 by screws, the workbench 202 is movably arranged on the movable frame 201, and the workbench 202 is set by moving horizontally. The cutting seam on the metal baffle plate 4 is adapted to the position of the saw blade, and the clamping device base 5 is arranged on the workbench 202 for roughly adjusting and fixing the top clamping device 8 and the horizontal clamping device 17, the top clamping device 8 And the horizontal clamping device 17 is connected to the workbench 202 through the clamping device base 5 according to actual needs, which is beneficial to clamping the cut specimen in various aspects and angles, and the clamping device base 5 can be set movably In the base groove 3, to move parallel to the cutting direction of the saw blade, the metal baffle 4 can be set with different positions and different widths of cutting seams according to the actual use factors such as the width of the cutting saw blade, and the base fixing screw 7 will set the base body 6 is fixed on the workbench 202, and through the part of main rod one 9 and main rod two 1701 lower than the base body 6, it is ensured that the base body 6 does not rotate with the rotation of the base fixing screw 7.

As shown in Figure 1-6, a connecting part 13 is arranged on the top of the main rod one 9, and the main rod one 9 and the connecting part 13 are engaged and connected, and the left and right sides of the connecting part one 13 are provided with connecting parts for fixing. Screw 14, and the inside of connecting part one 13 is provided with elevating rod 10, and the rear end of elevating rod 10 is provided with connecting part two 15, and elevating rod 10 is threadedly connected with connecting part two 15, and the inside of connecting part two 15 is provided with Clamping rod 11, and bearing 12 is provided with below clamping rod 11, and the lower end of bearing 12 is provided with clamping block 16, and the lower end of main rod one 9 is connected with workbench 202 by clamping device base 5, and main rod one 9 The upper end is connected to one end of the lifting rod 10 through the connecting part 13, and by adjusting the relative positions of the main rod 9 and the lifting rod 10 respectively compared with the connecting part 13, the direction of the lifting rod 10 and the relative position between the lifting rod 10 and the workbench 202 are controlled. height, and fixed by the connecting part fixing screw 14, the other end of the lifting rod 10 is connected with the clamping rod 11 through the connecting part two 15, and the clamping block 16 is moved downward to clamp the specimen by rotating the clamping rod 11, and The rotation of the clamping rod 11 can drive the inner ring of the bearing 12 without affecting the movement of the outer ring of the bearing 12. The clamping block 16 is connected with the outer ring of the bearing 12 without affecting the movement of the inner ring of the bearing 12. Therefore, the bearing 12 makes the clamping rod 11 During movement, the clamping block 16 only moves in the vertical direction and does not follow the rotation of the clamping rod 11. At the same time, it is fixed by the fixing screw 14 of the connecting part, and the two holes of the connecting part one 13 are smooth, and the two holes of the connecting part two 15 are smooth. Contains internal threads, a horizontal clamping device 17 is arranged above the base groove 3, and the horizontal clamping device 17 includes a main rod two 1701 and a connecting part three 1702, and the outer upper end of the main rod two 1701 is provided with a connecting part three 1702, the main The lower end of the second rod 1701 is connected to the workbench 202 through the clamping device base 5, and the upper end of the main rod two 1701 is connected to the clamping rod 11 through the connecting part three 1702. By adjusting the relative position of the main rod two 1701 and the connecting part three 1702, the clamping The direction of the holding rod 11 and the relative height between the clamping rod 11 and the worktable 202 are fixed by the fixing screw 14 of the connecting part, and the clamping block 16 is driven to move horizontally to clamp the specimen by rotating the clamping rod 11, and through the connecting part Fixing screw 14 is fixed, and in addition, the inner wall of a hole of connecting part 3 1702 is smooth, and the other hole contains internal thread, and the rotation of clamping rod 11 can drive the inner ring of bearing 12 without affecting the movement of outer ring of bearing 12. The clamping block 16 and The connection of the outer ring of the bearing 12 does not affect the movement of the inner ring of the bearing 12. Therefore, when the bearing 12 moves the clamping rod 11, the clamping block 16 only moves in the horizontal direction and does not follow the rotation of the clamping rod 11.

In summary, when using the specimen cutting jig, the operator first installs the cutting machine and the movable frame 201 on the chassis 1 through screws, and the workbench 202 is movably set on the movable frame 201, and the workbench 202 is set by moving horizontally. The cutting seam on the metal baffle plate 4 is adapted to the position of the saw blade, and the clamping device base 5 is arranged on the workbench 202 for roughly adjusting and fixing the top clamping device 8 and the horizontal clamping device 17, the top clamping device 8 And horizontal clamping device 17 According to actual needs, the lower end of the main rod one 9 is connected with the workbench 202 through the clamping device base 5, and the upper end of the main rod one 9 is connected with one end of the elevating rod 10 through the connecting part one 13. By adjusting the main rod one 9 and the lifting rod 10 are respectively compared with the relative position of the connecting part 13 to control the direction of the lifting rod 10 and the relative height of the lifting rod 10 and the workbench 202, and fix it through the fixing screw 14 of the connecting part, and the other end of the lifting rod 10 passes through The connecting part 2 15 is connected with the clamping rod 11, and the clamping block 16 is moved downward to clamp the specimen by rotating the clamping rod 11, and fixed by the fixing screw 14 of the connecting part, and the lower end of the main rod 19 passes through the clamping device The base 5 is connected to the workbench 202, and the upper end of the main rod-9 is connected to one end of the elevating rod 10 through the connecting part-13. By adjusting the relative positions of the main rod-9 and the elevating rod 10 compared with the connecting part-13, the lifting is controlled. The direction of the rod 10 and the relative height of the elevating rod 10 and the workbench 202 are fixed by the fixing screw 14 of the connecting part. The clamping block 16 moves downward to clamp the test piece, and fixes it by the fixing screw 14 of the connecting part. In addition, the two holes of the connecting part 13 are smooth, and the holes of the connecting part 2 15 contain internal threads, and the clamping rod 11 can be rotated. Drive the inner ring of the bearing 12 without affecting the movement of the outer ring of the bearing 12. The clamping block 16 is connected with the outer ring of the bearing 12 without affecting the movement of the inner ring of the bearing 12. Therefore, when the bearing 12 makes the clamping rod 11 move, the clamping block 16 It only moves in the vertical direction and does not follow the rotation of the clamping rod 11. The inner wall of one hole of the connecting part 1702 is smooth, and the other hole contains internal threads. The rotation of the clamping rod 11 can drive the inner ring of the bearing 12 without affecting the outer surface of the bearing 12. The clamping block 16 is connected to the outer ring of the bearing 12, which does not affect the movement of the inner ring of the bearing 12. Therefore, when the bearing 12 makes the clamping rod 11 move, the clamping block 16 only moves in the horizontal direction and does not follow the clamping rod. 11 rotations, this is the working principle of this specimen cutting fixture.

Claims (7)

1. The utility model provides a test piece cutting jig, includes chassis (1) and clamping device base (5), its characterized in that, the inboard on chassis (1) is provided with auxiliary device (2), and auxiliary device (2) are including adjustable shelf (201) and workstation (202), the top of adjustable shelf (201) is provided with workstation (202), and the inside front end of workstation (202) has seted up base groove (3), and the top rear end of workstation (202) is provided with metal baffle (4), clamping device base (5) set up in the top front end of base groove (3), and the top of clamping device base (5) is provided with base body (6), the inside threaded connection of base body (6) has base set screw (7).

2. A test piece cutting jig according to claim 1, characterized in that a top clamping device (8) is provided above the base groove (3), and a first main rod (9) is mounted above the top clamping device (8).

3. A specimen cutting jig according to claim 2, characterized in that a first connecting member (13) is provided above the first main rod (9), and the first main rod (9) and the first connecting member (13) are in snap-fit connection.

4. A test piece cutting jig according to claim 3, wherein the left and right sides of the first connecting member (13) are provided with connecting member fixing screws (14), and the inside of the first connecting member (13) is provided with a lifting rod (10).

5. A test piece cutting clamp as claimed in claim 4, characterized in that the rear end of the lifting rod (10) is provided with a second connecting part (15), and the lifting rod (10) and the second connecting part (15) are in threaded connection.

6. A test piece cutting clamp as claimed in claim 5, characterized in that the inside of the second connecting part (15) is provided with a clamping rod (11), a bearing (12) is arranged below the clamping rod (11), and the lower end of the bearing (12) is provided with a clamping block (16).

7. A test piece cutting jig according to claim 1, characterized in that a horizontal clamping device (17) is provided above the base groove (3), and the horizontal clamping device (17) comprises a main rod two (1701) and a connecting part three (1702), and the outer upper end of the main rod two (1701) is provided with the connecting part three (1702).

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