Fixture for flange plate machining

Abstract

The utility model relates to the technical field of flange plate machining, and discloses a flange plate machining clamp which comprises a bottom plate and two clamping arc plates, an inner cavity of the bottom plate is rotationally connected with a two-way screw, the surface of the two-way screw is in threaded connection with two sliding blocks, inner cavities of the two sliding blocks are both in sliding connection with connecting assemblies, and the connecting assemblies are in threaded connection with the two sliding blocks. The connecting assembly is used for being connected with the clamping arc plates and comprises two locking blocks, the two locking blocks are connected in an inner cavity of the sliding block in a sliding mode, slopes can be arranged at one ends of the two locking blocks, reset springs are fixed to the opposite faces of the two locking blocks, two connecting columns are arranged in the positions, on the surfaces of the two locking blocks, of the inner cavity of the sliding block, and the two connecting columns are connected with the sliding block in a sliding mode. The surfaces of the two clamping arc plates are fixedly connected with one sides of the two connecting columns, and inner cavities of the two clamping arc plates are rotationally connected with positioning assemblies used for positioning the height of the flange plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to flange plate processing technical field, concretely is a kind of flange plate processing clamp. BACKGROUND

[0002] As an important connecting structure, flange plate is widely used in mechanical, petrochemical, ship and other fields, and is a commonly used connecting element in industrial production. Its machining precision and stability are crucial to the performance of the final product. The commonly used flange plate machining clamp has flat plate clamp, positioning pin clamp, rolling thread clamp, vertical clamp, rotary clamp and special clamp.

[0003] Chinese open patent (announcement number: CN221792440U) discloses a kind of flange plate processing clamp, it is related to flange processing technical field, including base, the upper end surface middle part of base is rotationally installed with rotating seat, the bottom side of rotating seat is fixed with horizontal positioning lug, and the upper end surface of base is fixed with positioning bolt with the threaded insertion of positioning lug;The top of rotating seat is fixed with horizontal guide rail symmetrically on both sides, two guide rails are slidably installed with movable frame, two guide rails are commonly provided with driving mechanism for driving two movable frames to move symmetrically, and the top of two movable frames is fixed with C-shaped clamping arc plate oppositely, and V-shaped clamping mouth is formed in the upper and lower ends of two clamping arc plates, and a plurality of vertical clamping grooves are formed in V-shaped clamping mouth.

[0004] The above-mentioned comparative document is used, two movable frames are driven by rotating screw, two clamping arc plates slide towards each other, four-point fastening is carried out on flange plate, V-shaped clamping mouth can be accurately clamped with the edge of flange plate of different thickness through clamping groove, and the machining stability is effectively guaranteed. However, the clamping arc plate of prior art is fixedly connected on one side of movable frame, so that it cannot be replaced at will according to flange plate of different diameter, and if flange plate of different diameter needs to be machined, the whole clamp must be replaced, which is complicated and low in efficiency.

[0005] Therefore, the utility model provides a kind of flange plate processing clamp to solve the above technical problems. UTILITY MODEL CONTENT

[0006] In view of the deficiencies of the above background technology, the utility model provides a kind of flange plate processing clamp technical scheme, proposes a kind of connecting assembly and positioning assembly, to improve the existing flange plate processing clamp. The connecting assembly is used to connect the clamping arc plate, so that the user only needs to press the connecting assembly to disassemble and replace the clamping arc plate, which is convenient and fast. At the same time, the positioning assembly can accurately position the height of flange plate through the rotating mechanism, which further improves the machining precision and efficiency.

[0007] The utility model provides the following technical scheme: a kind of flange plate processing clamp, including bottom plate and two clamping arc plates.

[0008] The inner cavity of the bottom plate is rotationally connected with a bidirectional screw rod, the surface of the bidirectional screw rod is threadedly connected with two sliding blocks, the inner cavities of the two sliding blocks are slidably connected with a connecting assembly for connecting the clamping arc plates;

[0009] The connecting assembly comprises two locking blocks which are slidably connected in the inner cavities of the sliding blocks, one end of each of the two locking blocks is provided with a slope, the opposite surfaces of the two locking blocks are fixed with return springs, the inner cavities of the sliding blocks on the surfaces of the two locking blocks are provided with two connecting columns, and the surfaces of the two clamping arc plates are fixedly connected with one side of the two connecting columns.

[0010] The inner cavities of the two clamping arc plates are rotationally connected with a positioning assembly for positioning the height of the flange plate.

[0011] As a preferred technical scheme of the utility model, the positioning assembly comprises a lead screw which is threadedly connected in the inner cavities of the two clamping arc plates, the surface of the lead screw is threadedly connected with a lifting plate, and one end of the lead screw is fixed with a first knob.

[0012] As a preferred technical scheme of the utility model, one end of the bidirectional screw rod is fixed with a second knob, and the other end of the bidirectional screw rod is provided with a connecting groove.

[0013] As a preferred technical scheme of the utility model, the opposite surfaces of the inner cavities of the two sliding blocks are fixed with limiting rods, and the inner cavities of the two locking blocks are slidably connected with the surfaces of the limiting rods.

[0014] As a preferred technical scheme of the utility model, the bottom end of the bottom plate is fixed with two anti-skid plates, the front and rear surfaces of the bottom plate are fixed with a plurality of connecting plates, and the top end of each connecting plate is provided with a reserved hole.

[0015] As a preferred technical scheme of the utility model, the surfaces of the first knob and the second knob are provided with anti-skid lines.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1、 The utility model discloses a connecting assembly for connecting the clamping arc plates, which is innovative and convenient for replacing the clamping arc plates.

[0018] 2、 The utility model introduces the design of positioning assembly, through rotating positioning assembly, can conveniently lift it to realize accurate positioning to flange plate height, the addition of this function not only improves the precision of flange plate processing, also makes the processing process more flexible, satisfies different processing demand, improves the processing quality of product.

[0019] 3、 The utility model discloses a slope is set up, when installing and clamping arc plate, the once of connecting column will extrude the slope, promotes two locking blocks to move relatively and contract, until connecting column enters the inner chamber of sliding block, is locked by two locking blocks, thereby when installing and clamping arc plate, user does not need to press connecting assembly, improves work efficiency. DRAWINGS

[0020] Figure 1 It is the structure schematic drawing of the utility model;

[0021] Figure 2 It is the sectional view of the utility model;

[0022] Figure 3 It is the reset spring structure schematic drawing of the utility model;

[0023] Figure 4 It is the slope structure schematic drawing of the utility model.

[0024] In the drawing: 1, bottom plate;101, clamping arc plate;2, two-way screw;201, sliding block;3, locking block;301, slope;302, reset spring;303, connecting column;4, screw;401, lifting plate;402, first knob;5, second knob;501, connecting groove;6, limit rod;7, antiskid plate;701, connecting plate;702, reserved hole. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, obviously, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the range of protection of the utility model.

[0026] Embodiment one,

[0027] Please refer to Figures 1-4As shown, a flange machining clamp, including the base plate 1 and two clamping arc plates 101, the inner cavity of the base plate 1 is rotatably connected with the bidirectional screw 2, the surface of the bidirectional screw 2 is threadedly connected with two sliding blocks 201, the inner cavities of the two sliding blocks 201 are slidably connected with the connecting assembly for connecting the clamping arc plate 101, the connecting assembly includes two locking blocks 3, the two locking blocks 3 are slidably connected in the inner cavities of the sliding blocks 201, one end of the two locking blocks 3 can be provided with a slope 301, the opposite surface of the two locking blocks 3 is fixed with a return spring 302, the inner cavities of the sliding blocks 201 on the surface of the two locking blocks 3 are provided with two connecting columns 303, the surfaces of the two clamping arc plates 101 are fixedly connected with one side of the two connecting columns 303, the inner cavities of the two clamping arc plates 101 are rotatably connected with the positioning assembly for positioning the height of the flange, the positioning assembly includes the lead screw 4, the lead screw 4 is threadedly connected in the inner cavities of the two clamping arc plates 101, the surface of the lead screw 4 is threadedly connected with the lifting plate 401, one end of the lead screw 4 is fixedly connected with the first knob 402, one end of the bidirectional screw 2 is fixedly connected with the second knob 5, by arranging the second knob 5, rotating the second knob 5 can drive the bidirectional screw 2 to rotate, the other end of the bidirectional screw 2 is provided with a connecting groove 501, by the connecting groove 501, the inner cavity of the connecting groove 501 is mainly used for connecting the rocker, so as to quickly rotate the bidirectional screw 2, the opposite surfaces of the inner cavities of the two sliding blocks 201 are fixedly connected with the limiting rod 6, by arranging the limiting rod 6, the limiting rod 6 is mainly used for the need of guiding and limiting the locking block 3, the inner cavities of the two locking blocks 3 are slidably connected with the surface of the limiting rod 6, the bottom end of the base plate 1 is fixedly connected with two anti-skid plates 7, by arranging the anti-skid plate 7, in the case that the base plate 1 is not fixed, the anti-skid plate 7 can play the effect of anti-skid, the front and rear surfaces of the base plate 1 are fixedly connected with a plurality of connecting plates 701, the top end of the connecting plate 701 is provided with a reserved hole 702, by arranging the connecting plate 701 and the reserved hole 702, the inner cavity of the reserved hole 702 is mounted with a bolt, and the bolt is connected with other objects, so as to fix the base plate 1, the surfaces of the first knob 402 and the second knob 5 are provided with anti-skid lines, by arranging the anti-skid lines, when rotating the first knob 402 or the second knob 5, the anti-skid lines can play the effect of anti-skid.

[0028] In use, first, the flange is placed on the two clamping arc plates 101, then the second knob 5 is rotated to drive the bidirectional screw 2 to rotate, and the bidirectional screw 2 rotates to drive the two clamping arc plates 101 to move relatively to clamp the flange.

[0029] When it is needed to disassemble the clamping arc plate 101, first press the two locking blocks 3 to relatively move and compress the reset spring 302, when the surface of the two locking blocks 3 is separated from the inner cavity of the connecting column 303, the clamping arc plate 101 can be pulled to make the connecting column 303 separate from the inner cavity of the sliding block 201, so as to disassemble the clamping arc plate 101, after the clamping arc plate 101 is disassembled, the two locking blocks 3 are automatically reset under the extension force of the reset spring 302.

[0030] When it is needed to install the clamping arc plate 101, first align and insert one side of the connecting column 303 with the inner cavity of the sliding block 201, with one side of the connecting column 303 continuously entering the inner cavity of the sliding block 201, one side of the connecting column 303 will continue to press the slope 301, so as to automatically relatively move the two locking blocks 3 and compress the reset spring 302, when the connecting column 303 reaches the position, the two locking blocks 3 will automatically clamp the connecting column 303 under the extension force of the reset spring 302.

[0031] When it is needed to position the height of the flange plate, first rotate the first knob 402 to rotate the lead screw 4 driven by the first knob 402, the lead screw 4 rotates to drive the lifting plate 401 to lift, adjust the height of the lifting plate 401, then paste one end of the flange plate with one end of the lifting plate 401, and finally relatively move the two clamping arc plates 101 to clamp the flange plate.

[0032] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that these entities or actions exist in any such actual relationship or order. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article or equipment. In the drawings of the present utility model, the filling pattern is only for distinguishing layers, and does not have any other limitation.

[0033] Although the embodiments of the present utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present utility model, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A clamp for flange machining, comprising: The bottom plate (1) and two clamping arc plates (101); The bottom plate (1) is characterized in that the inner cavity of the bottom plate (1) is rotatably connected with a bidirectional screw rod (2), the surface of the bidirectional screw rod (2) is threadedly connected with two sliding blocks (201), the inner cavities of the two sliding blocks (201) are slidably connected with connecting assemblies for connecting the clamping arc plates (101); The connecting assembly comprises two locking blocks (3) which are slidably connected in the inner cavities of the sliding blocks (201), one end of each of the two locking blocks (3) is provided with a slope (301), the opposite surfaces of the two locking blocks (3) are fixedly connected with return springs (302), the inner cavities of the sliding blocks (201) on the surfaces of the two locking blocks (3) are provided with two connecting columns (303), and the surfaces of the two clamping arc plates (101) are fixedly connected with one side of the two connecting columns (303). The inner cavities of the two clamping arc plates (101) are rotatably connected with positioning assemblies for positioning the height of the flange plate.

2. The clamp for machining a flange plate according to claim 1, characterized in that: The positioning assembly comprises a lead screw (4) which is threadedly connected in the inner cavities of the two clamping arc plates (101), the surface of the lead screw (4) is threadedly connected with a lifting plate (401), and one end of the lead screw (4) is fixedly connected with a first knob (402).

3. The clamp for machining a flange plate according to claim 1, characterized in that: One end of the bidirectional screw rod (2) is fixedly connected with a second knob (5), and the other end of the bidirectional screw rod (2) is provided with a connecting groove (501).

4. The clamp for machining a flange plate according to claim 1, characterized in that: The opposite surfaces of the inner cavities of the two sliding blocks (201) are fixedly connected with limiting rods (6), and the inner cavities of the two locking blocks (3) are slidably connected with the surfaces of the limiting rods (6).

5. The clamp for machining a flange plate according to claim 1, characterized in that: The bottom end of the bottom plate (1) is fixedly connected with two anti-skid plates (7), the front and rear surfaces of the bottom plate (1) are fixedly connected with a plurality of connecting plates (701), and the top end of each connecting plate (701) is provided with a reserved hole (702).

6. The clamp for machining a flange plate according to claim 2, characterized in that: The surfaces of the first knob (402) and the second knob (5) are provided with anti-skid lines.

Images