CN220690650U - Machining bending test fixture - Google Patents

Abstract

The utility model discloses a machining bending test fixture, which comprises: the bottom plate, the both sides at bottom plate top all slidable mounting has translation board A, and both sides translation board A is simultaneously towards the middle part, or both sides remove, the front and back position department at translation board A top has all welded the riser. This test fixture is bent in machining under the horizontal screw drive effect of two-way lead screw A and drive block, translation board A of both sides is towards the middle part simultaneously, perhaps both sides remove, then adjust the interval between the both sides spandrel axle for the work piece of bending of different length of adaptation, simultaneously, drive two-way lead screw B rotates, unanimous with above-mentioned principle, under screw drive's effect, adjust the interval of both sides spacing ring, then the width of the different work pieces of bending of adaptation, the work piece of bending of this anchor clamps according to the actually required centre gripping, flexible adaptation adjustment, but the work piece of bending of the different sizes of adaptation is used, its structure is more optimized, the design is more reasonable.

Description

Machining bending test fixture

Technical Field

The utility model relates to the field of bending test, in particular to a machining bending test fixture.

Background

When the side view is carried out on the folded workpiece, the workpiece is required to be positioned through the clamp, and the side view can be carried out after the positioning.

The existing clamp on the market can only position a bending workpiece with one size to conduct side view when positioning the workpiece, is large in limitation in the practical use process, cannot be used for testing the workpiece with different sizes, is inflexible, is large in use limitation, and is not optimized enough in structure and unreasonable in design.

Disclosure of Invention

The utility model aims to provide a machining bending test fixture for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a machining bend test fixture comprising:

the bottom plate, both sides at bottom plate top all slidable mounting have translation board A, and both sides translation board A is simultaneously towards the middle part, perhaps both sides remove, the front and back position department at translation board A top has all welded the riser, and two install the back shaft through the bearing rotation between the riser, the outer wall face of back shaft is the symmetry cover and is equipped with two spacing rings;

translation board B, translation board B slidable mounting is in the left side at bottom plate top, translation board B and left side the welding has two welded plates between the translation board A, the middle part welding at translation board B top has the U type frame, infrared range finder B is all installed to the inside both sides of U type frame, and just has offered the line hole B that supplies infrared range finder B infrared ray to pass to the pair at U type frame top.

As a further scheme of the utility model: the top of translation board A installs the forked tail slide, two forked tail sliders are installed through the forked tail spout slidable mounting that its top set up to the forked tail slide, the welding has the gangbar between the bottom of forked tail slider's top and spacing ring.

As still further aspects of the utility model: and a bidirectional screw rod B is rotatably arranged at the lower position between the two vertical plates through a bearing, and a threaded hole in threaded connection with the bidirectional screw rod B is formed in the upward protruding end of the dovetail sliding block.

As still further aspects of the utility model: two graduated scales are arranged between the two vertical plates on the same side, and the graduated scales are positioned on the outward sides of the vertical plates.

As still further aspects of the utility model: the front side the front welding of riser has erects the piece, and the left side the infrared range finder A is installed to the left side of erectting the piece, and has seted up the line hole A that is used for infrared ray to pass on the infrared range finder A on the left side erects the piece.

As still further aspects of the utility model: slide rails are arranged at the front and rear positions of the top of the bottom plate, and sliding blocks sliding on the slide rails are arranged at the front and rear positions of the bottoms of the translation plate A and the translation plate B.

As still further aspects of the utility model: the top of bottom plate is rotated through the bearing and is installed two-way lead screw A, the middle part welding of translation board A bottom has the drive block, and one side of drive block has offered the screw hole with two-way lead screw A threaded connection.

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

1. the utility model discloses under the horizontal screw thread transmission effect of two-way lead screw A and transmission piece, translation board A of both sides is simultaneously towards the middle part, perhaps both sides remove, then adjust the interval between the bearing shaft of both sides, a work piece of bending for the different length of adaptation, meanwhile, drive two-way lead screw B rotates, unanimous with above-mentioned principle, under screw thread transmission's effect, adjust the interval of both sides spacing ring, then the width of the different work pieces of bending of adaptation, this anchor clamps can be according to the work piece of the actually required centre gripping, flexible adaptation adjustment, but the work piece of bending of the different sizes of adaptation uses, its structure is more optimized, the design is more reasonable.

Drawings

FIG. 1 is a schematic structural view of a mechanical bending test fixture;

FIG. 2 is a schematic diagram of a translation plate A in a mechanical bending test fixture;

FIG. 3 is a schematic view of a translation plate B in a mechanical bending test fixture;

FIG. 4 is a schematic view of the structure of a workpiece in a machining bending test fixture;

fig. 5 is a schematic structural diagram of two infrared rangefinders B and a workpiece in a machining bending test fixture.

In the figure: the device comprises a bottom plate 1, a bidirectional screw rod A2, a translation plate A3, a vertical plate 4, a bearing shaft 5, a vertical block 6, a translation plate B7, a graduated scale 8, a linkage rod 9, a limiting ring 10, an infrared range finder A11, a line hole A12, a dovetail sliding block 13, a transmission block 14, a bidirectional screw rod B15, a dovetail sliding seat 16, a U-shaped frame 17, an infrared range finder B18, a line hole B19 and a welding plate 20.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the present utility model proposes a technical solution, a mechanical processing bending test fixture, comprising:

the two sides of the top of the bottom plate 1 are respectively provided with a translation plate A3 in a sliding manner, the translation plates A3 on the two sides simultaneously face the middle part or move on the two sides, vertical plates 4 are welded at the front and back positions of the top of the translation plate A3, a bearing shaft 5 is rotatably arranged between the two vertical plates 4 through a bearing, two limiting rings 10 are symmetrically sleeved on the outer wall surface of the bearing shaft 5, the limiting rings 10 move along the axial direction of the bearing shaft 5, the limiting rings 10 on the two sides limit the front and back positions of a workpiece, the workpiece is prevented from moving back and forth on the bearing shaft 5, and the positioning of the workpiece is realized;

the translation board B7, translation board B7 slidable mounting has two welded plates 20 in the left side at bottom plate 1 top, the translation board B7 moves along translation board A3 with the welding between left side translation board A3, when guaranteeing to test the different length of bending work piece, infrared range finder B18 all can penetrate in the bottom of bending work piece, the middle part welding at translation board B7 top has U type frame 17, infrared range finder B18 is all installed to the both sides at U type frame 17 inside, and the line hole B19 that supplies infrared range finder B18 infrared ray to pass has been seted up to the right side at U type frame 17 top, infrared ray can be sent out to two infrared range finders B18, infrared can penetrate the bottom of bending work piece, at this moment, two rays are known with the bottom surface of work piece, add a horizontal auxiliary line, can form a right triangle, the interval between two infrared range finders B18 is known, then be equivalent to knowing the length of two right angle limit of right triangle, with right angle, the principle such as can calculate bending angle in the use of the bight, the principle.

The clamp can be flexibly adapted and adjusted according to workpieces actually required to be clamped, and can be used by being adapted to bending workpieces with different sizes, and the structure is more optimized and the design is more reasonable.

The top of translation board A3 installs the forked tail slide 16, and two forked tail sliders 13 are installed through the forked tail spout slidable mounting that its top set up to the forked tail slide 16, and the welding has gangbar 9 between the bottom of forked tail slider 13 and spacing ring 10.

The two-way screw rod B15 is rotatably installed at the position, close to the lower position, between the two vertical plates 4 through a bearing, the front end of the two-way screw rod B15 protrudes forwards and is sleeved with a knob, and a threaded hole in threaded connection with the two-way screw rod B15 is formed in the upwards protruding end of the dovetail sliding block 13.

Two graduated scales 8 are installed between the two vertical plates 4 on the same side, the graduated scales 8 are positioned on the outward sides of the vertical plates 4, and when the positions of the two limiting rings 10 are adjusted, the spacing between the two limiting rings 10 can be accurately controlled according to the graduated scales 8.

The front welding of front riser 4 has perpendicular piece 6, and infrared range finder A11 is installed in the left side of perpendicular piece 6 in the left side, and has offered the line hole A12 that is used for infrared ray to pass on the perpendicular piece 6 in the left side on infrared range finder A11, when adjusting the interval between two spandrel shafts 5, infrared ray can be launched to infrared range finder A11 on the perpendicular piece 6 on right side, can be according to the testing result of infrared range finder A11 for accurate control interval between two spandrel shafts 5.

Slide rails are arranged at the front and rear positions of the top of the bottom plate 1, and sliding blocks sliding on the slide rails are arranged at the front and rear positions of the bottoms of the translation plate A3 and the translation plate B7.

The top of the bottom plate 1 is rotatably provided with a bidirectional screw rod A2 through a bearing, the middle part of the bottom of the translation plate A3 is welded with a transmission block 14, and one side of the transmission block 14 is provided with a threaded hole in threaded connection with the bidirectional screw rod A2.

The working principle of the utility model is as follows:

when the bending machine is used, after the driving source is connected with the bidirectional screw rod A2, the driving source drives the bidirectional screw rod A2 to rotate, under the transverse thread transmission action of the bidirectional screw rod A2 and the transmission block 14, the translation plates A3 on two sides simultaneously face the middle part or move on two sides, and the distance between the bearing shafts 5 on two sides is adjusted to be used for adapting to bending workpieces with different lengths;

the bidirectional screw rod B15 is driven to rotate, and consistent with the principle, under the action of screw transmission, the spacing between the limiting rings 10 on two sides is adjusted, so that the width of different bending workpieces can be adapted;

the bending workpiece is placed between the two bearing shafts 5, the bearing shafts 5 on two sides are in abutting support from two sides of the bottom of the workpiece, meanwhile, the limiting rings 10 on two sides limit the front and back positions of the workpiece, the workpiece is prevented from moving back and forth on the bearing shafts 5, and the workpiece is positioned.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a machining test fixture that bends which characterized in that: comprising the following steps:

the device comprises a bottom plate (1), wherein translation plates A (3) are slidably arranged on two sides of the top of the bottom plate (1), the translation plates A (3) on two sides face towards the middle part simultaneously or move on two sides, vertical plates (4) are welded at the front and rear positions of the top of the translation plates A (3), a bearing shaft (5) is rotatably arranged between the two vertical plates (4) through a bearing, and two limiting rings (10) are symmetrically sleeved on the outer wall surface of the bearing shaft (5);

translation board B (7), translation board B (7) slidable mounting are in the left side at bottom plate (1) top, translation board B (7) with the left side two welded plates (20) have been welded between translation board A (3), the middle part welding at translation board B (7) top has U type frame (17), infrared range finder B (18) are all installed to the inside both sides of U type frame (17), and just have offered the line hole B (19) that supplies infrared range finder B (18) infrared ray to pass to the pair at U type frame (17) top.

2. The machined bending test fixture of claim 1, wherein: the top of translation board A (3) is installed forked tail slide (16), forked tail slide (16) are through two forked tail sliders (13) of forked tail spout slidable mounting that its top set up, the welding has gangbar (9) between the top of forked tail slider (13) and the bottom of spacing ring (10).

3. The machined bending test fixture of claim 2, wherein: the two vertical plates (4) are rotatably provided with a bidirectional screw rod B (15) through bearings at the lower positions, and the upward protruding ends of the dovetail sliding blocks (13) are provided with threaded holes in threaded connection with the bidirectional screw rod B (15).

4. The machined bending test fixture of claim 2, wherein: two graduated scales (8) are arranged between the two vertical plates (4) on the same side, and the graduated scales (8) are positioned on the outward sides of the vertical plates (4).

5. The machined bending test fixture of claim 1, wherein: the front side the front welding of riser (4) has erects piece (6), and the left side erects the left side of piece (6) and installs infrared range finder A (11), and has seted up on the left side erects piece (6) and be used for infrared range finder A (11) on infrared ray pass line hole A (12).

6. The machined bending test fixture of claim 1, wherein: slide rails are arranged at the front and rear positions of the top of the bottom plate (1), and sliding blocks sliding on the slide rails are arranged at the front and rear positions of the bottoms of the translation plate A (3) and the translation plate B (7).

7. The machined bending test fixture as set forth in claim 6 wherein: the top of bottom plate (1) is installed two-way lead screw A (2) through the bearing rotation, the middle part welding of translation board A (3) bottom has drive block (14), and one side of drive block (14) has seted up the screw hole with two-way lead screw A (2) threaded connection.