Positioning mechanism for iron stand cutting

Abstract

The utility model discloses a positioning mechanism for iron stand cutting. The positioning mechanism comprises a movable frame, a first positioning mechanism and a second positioning mechanism. The two movable frames are arranged and connected through the first positioning mechanism, the first positioning mechanism comprises a connecting groove, turnover arms, a connecting block, a connecting rod, a rotary knob and other assemblies, the turnover arms at the left end and the right end can be driven to rotate through the connecting rod and the connecting block under mutual cooperation, and then the movable frames are synchronously moved; the positioning mechanisms comprise expansion pipes, bolts, contact plates and other assemblies, expansion can be conducted at the upper ends and the lower ends of the two movable frames under mutual cooperation, the upper ends and the lower ends of the inner portions of the iron stands are positioned, supporting and cutting of the iron stands are facilitated, and the device can be suitable for the iron stands of different sizes; the flexibility is high, and the practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting positioning technical field, concretely is a kind of positioning mechanism for cutting of iron stand. BACKGROUND

[0002] ‌Cutting positioning device‌It is a device for determining the required position of a workpiece or machining tool, mainly used to improve cutting accuracy and efficiency.

[0003] Iron stand needs to be positioned and limited when cutting, to improve cutting accuracy, but the size of part of iron stand structure is different, so it is necessary to frequently change positioning equipment, it is more cumbersome and has certain limitation. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of positioning mechanism for cutting of iron stand to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model takes the following technical scheme: a kind of positioning mechanism for cutting of iron stand, including movable frame, the movable frame is two groups, and two groups of movable frame are equipped with positioning mechanism one between, and two groups of movable frame are equipped with a group of positioning mechanism two on upper end;

[0006] The positioning mechanism one includes connecting groove, turnover arm, connecting block, connecting rod and knob, and one group of connecting groove is arranged in the middle end of the opposite surface of two groups of movable frame, and one group of turnover arm is arranged in the upper and lower ends of two groups of connecting groove, and the left and right ends of two groups of turnover arms are connected by one group of connecting block, and one group of connecting rod is arranged between the upper and lower groups of connecting block, and the top end of connecting rod extends through the top end of upper connecting block and is connected with one group of knob.

[0007] Preferably, the components of the positioning mechanism two are the same, the positioning mechanism two includes expansion pipe, bolt and contact plate, and one group of expansion pipe is connected to two groups of movable frame through not less than two groups of bolts on the upper and lower ends of two groups of movable frame, and one group of contact plate is arranged on the outer end of expansion pipe.

[0008] Preferably, the components of the contact plate are the same, the contact plate includes base layer, reinforcing layer, friction layer and limiting piece, the outer end of the base layer is provided with reinforcing layer, the outer end of the reinforcing layer is connected with friction layer, and not less than two groups of limiting pieces are arranged on the side close to expansion pipe of the base layer at equal intervals.

[0009] Preferably, the limiting piece is trapezoidal, and the outer side of the expansion pipe is provided with a groove corresponding to the limiting piece.

[0010] Preferably, the movable frame is in the shape of a "day" character, and the bolts are arranged on the upper and lower ends in the movable frame respectively and connected with expansion pipe by penetrating the upper and lower ends in the movable frame.

[0011] Preferably, the connecting rod is provided with a set of external threads on the upper and lower ends, and the connecting block is provided with corresponding internal threads on the middle end.

[0012] Preferably, the external threads on the upper and lower ends of the connecting rod are in opposite directions.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] Through the setting two groups of movable racks, the movable racks are connected through the positioning mechanism one between two groups, the positioning mechanism one includes connecting groove, turnover arm, connecting block, connecting rod and knob and the like components, and through the connecting rod and the connecting block, the left and right end turnover arms are driven to rotate under the cooperation of each other, and then the movable racks are synchronously moved, the left and right ends of the iron stand are positioned, and the upper and lower ends of the two groups of movable racks are provided with a group of positioning mechanisms, the positioning mechanism includes expansion pipe, bolt and contact plate and the like components, and through the expansion of the upper and lower ends of the two groups of movable racks under the cooperation of each other, the inner upper and lower ends of the iron stand are positioned, the support cutting of the iron stand is facilitated, the iron stand of different sizes can be applied, the flexibility is high, and the practicability is strong. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model;

[0016] Figure 2 It is a structural schematic view of the positioning mechanism one of the utility model;

[0017] Figure 3 It is a local structural schematic view of the contact plate of the utility model.

[0018] In the drawing: movable rack-1, positioning mechanism one-2, positioning mechanism two-3, connecting groove-21, turnover arm-22, connecting block-23, connecting rod-24, knob-25, expansion pipe-31, bolt-32, contact plate-33, base layer-331, reinforced layer-332, friction layer-333, limiting piece-334. DETAILED DESCRIPTION

[0019] In order to further explain the technical scheme of the utility model, the following specific embodiments are described in detail.

[0020] Please refer to Figure 1 The utility model provides a positioning mechanism for iron stand cutting, including movable rack 1, movable rack 1 is similar to "day" character shape, and there are two groups, and the two groups of movable racks 1 are connected with positioning mechanism one 2 between two groups, and the upper and lower ends of the two groups of movable racks 1 are provided with a group of positioning mechanism two 3.

[0021] Please refer to Figures 1-2The utility model provides a kind of positioning mechanism for iron stand cutting, positioning mechanism one 2 includes connecting groove 21, turnover arm 22, connecting block 23, connecting rod 24 and knob 25, two groups of movable frame 1 middle end in opposite face are equipped with a group of "U" type connecting groove 21, two groups of connecting groove 21 upper and lower ends are hinged with a group of turnover arm 22, and left and right ends two groups of turnover arm 22 are connected by a group of connecting block 23, one group of connecting rod 24 is equipped between upper and lower two groups of connecting block 23, and connecting rod 24 top end extends to the top end connecting block 23 top end, and is connected with a group of knob 25, wherein, connecting rod 24 outer upper and lower ends are equipped with opposite external thread, and connecting block 23 inner middle end is equipped with corresponding internal thread, and connecting rod 24 can be rotated by knob 25, can drive two groups of connecting block 23 relative movement.

[0022] Please refer to Figure 1 The utility model provides a kind of positioning mechanism for iron stand cutting, the components of positioning mechanism two 3 are same, positioning mechanism two 3 includes expansion pipe 31, bolt 32 and contact plate 33, two groups of movable frame 1 upper and lower ends are equipped with not less than two groups of bolt 32, and the outer end of bolt 32 is connected with a group of expansion pipe 31 by penetrating movable frame 1, can be extended to movable frame 1 or withdrawn by rotating bolt 32, to control the moving distance of expansion pipe 31, it is favorable to the positioning of iron stand, especially the positioning of iron stand with inclined surface, and the outer end of expansion pipe 31 is equipped with a group of contact plate 33.

[0023] Please refer to Figure 3 The utility model provides a kind of positioning mechanism for iron stand cutting, the components of contact plate 33 are same, contact plate 33 includes base layer 331, reinforcing layer 332, friction layer 333 and limiting piece 334, and the outer end of base layer 331 is equipped with reinforcing layer 332, can strengthen overall strength, and reinforcing layer 332 outer end is connected with friction layer 333, can improve the friction force with iron stand, avoid sliding, and the side close to expansion pipe 31 of base layer 331 is equipped with not less than two groups of limiting piece 334 at equal intervals, limiting piece 334 is trapezoidal, and the outer side of expansion pipe 31 is equipped with the recess of corresponding limiting piece 334, can improve the connection stability of contact plate 33 and expansion pipe 31.

[0024] Working principle is as follows:

[0025] When using, the utility model can be placed in the inner end of iron stand, then knob 25 is rotated, and knob 25 drives connecting rod 24 to rotate, so that two groups of connecting block 23 move relatively, two groups of turnover arm 22 are folded and pushed outwards, and movable frame 1 is pushed outwards, so that the outer end of two groups of movable frame 1 can contact the left and right ends of iron stand, then the bolt 32 in the upper and lower ends of two groups of movable frame 1 is rotated in turn, so that the outer end of bolt 32 pushes outwards expansion pipe 31, and the inner end of iron stand is contacted by contact plate 33, so that the positioning of iron stand is realized, and cutting operation of iron stand is facilitated.

[0026] The above merely describes preferred examples of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A positioning mechanism for iron frame cutting, characterized by: It includes movable frames (1), and there are two groups of the movable frames (1). A first positioning mechanism (2) is provided between the two groups of the movable frames (1), and a second positioning mechanism (3) is provided at both the upper and lower ends of the two groups of the movable frames (1). The first positioning mechanism (2) includes a connecting groove (21), a turning arm (22), a connecting block (23), a connecting rod (24) and a knob (25). A connecting groove (21) is provided at the middle of the opposite surfaces of the two groups of the movable frames (1). A turning arm (22) is provided at both the upper and lower ends of the two groups of the connecting grooves (21), and the two turning arms (22) at the left and right ends are connected by a connecting block (23). A connecting rod (24) is provided between the two upper and lower connecting blocks (23). The top end of the connecting rod (24) penetrates and extends to the top of the upper connecting block (23) and is connected with a knob (25).

2. A positioning mechanism for iron frame cutting according to claim 1, characterized in that: The components of the second positioning mechanism (3) are the same. The second positioning mechanism (3) includes an expansion tube (31), a bolt (32) and a contact plate (33). A group of expansion tubes (31) are connected to both the upper and lower ends of the two groups of the movable frames (1) by no less than two bolts (32), and a contact plate (33) is provided at the outer end of each expansion tube (31).

3. A positioning mechanism for iron frame cutting according to claim 2, characterized in that: The components of the contact plate (33) are the same. The contact plate (33) includes a base layer (331), a strengthening layer (332), a friction layer (333) and a limiting member (334). A strengthening layer (332) is provided at the outer end of the base layer (331). A friction layer (333) is connected to the outer end of the strengthening layer (332), and no less than two limiting members (334) are provided at equal intervals on the side of the base layer (331) close to the expansion tube (31).

4. A positioning mechanism for iron frame cutting according to claim 3, characterized in that: The limiting member (334) is trapezoidal, and a groove corresponding to the limiting member (334) is provided on the outer side of the expansion tube (31).

5. The positioning mechanism for iron frame cutting according to claim 2, characterized in that: The movable frame (1) is in a shape similar to the Chinese character 'Ri' (日). The bolts (32) are respectively provided at the upper and lower ends inside the movable frame (1) and penetrate through the upper and lower ends inside the movable frame (1) to be connected with the expansion tube (31).

6. The positioning mechanism for iron frame cutting according to claim 1, characterized in that: External threads are provided at both the upper and lower ends of the connecting rod (24), and corresponding internal threads are provided at the middle of the connecting block (23).

7. A positioning mechanism for iron frame cutting according to claim 6, characterized in that: The external thread directions at the upper and lower ends of the connecting rod (24) are opposite.

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