CN216326561U

CN216326561U - C-shaped piece drilling fixing clamp

Info

Publication number: CN216326561U
Application number: CN202123082252.8U
Authority: CN
Inventors: 张永华; 王永瑞; 孙连星
Original assignee: Tianjin Shunze Oil Extraction Equipment Co ltd
Current assignee: Tianjin Shunze Oil Extraction Equipment Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-19
Anticipated expiration: 2031-12-09

Abstract

The utility model provides a C-shaped is mounting fixture for drilling, including L shape base and clamp plate, the interior angle department an organic whole of buckling of L shape base is connected with the boss, C shape recess has been seted up on the side of L shape base, C shape recess one end extends to the short upper surface of L shape base, the other end of C shape recess extends to the long limit up end of L shape base, the side of seting up C shape recess on L shape base on the boss is equipped with the bumping post, first screw thread round hole has been seted up in one side of C shape recess end on the long edge of L shape base, second screw thread round hole has been seted up in one side at C shape recess middle part in the buckling of L shape base, threaded connection bolt on first screw thread round hole and the second screw thread round hole, there is the clamp plate through bolted connection in first screw thread round hole and second screw thread round hole department on the L shape base. According to the utility model, the C-shaped part is fixed by the L-shaped clamp, so that the difficulty that the C-shaped part is difficult to fix is solved, the C-shaped part is fastened by the pressing plate, the workpiece is prevented from deviating during drilling, and the processing precision and the finished product qualification rate are improved.

Description

C-shaped piece drilling fixing clamp

Technical Field

The utility model relates to the field of clamp equipment, in particular to a fixing clamp for drilling a C-shaped part.

Background

A dysmorphism processing drilling is all comparatively difficult generally, and is mainly because dysmorphism shape is irregular, is difficult to fix, and drilling location is inaccurate, especially C-shaped spare, will be at the through-hole of the both ends internal face processing of C-shaped spare, processes concentric chamfer on the through-hole, because C-shaped spare is difficult to fix, can not guarantee during drilling that C-shaped spare does not take place to remove, can not guarantee the central line of drilling on the diameter extension line of C-shaped spare, the processing degree of difficulty is big, and the finished product qualification rate is lower.

Disclosure of Invention

The utility model provides a fixing clamp for drilling a C-shaped part, aiming at solving the problems.

The technical scheme adopted by the utility model is as follows:

the utility model provides a C-shaped is mounting fixture for drilling, including L shape base clamp plate, the interior angle department an organic whole of buckling of L shape base is connected with the boss, C shape recess has been seted up on the side of L shape base, C shape recess one end extends to the short upper surface of L shape base 1, the other end of C shape recess extends to the long limit up end of L shape base, the side of seting up C shape recess on L shape base on the boss is equipped with the bumping post, first screw thread round hole has been seted up in one side of C shape recess end on the long edge of L shape base, second screw thread round hole has been seted up in one side at C shape recess middle part in the buckling of L shape base, threaded connection bolt on first screw thread round hole and the second screw thread round hole, there is the clamp plate through bolted connection in first screw thread round hole and second screw thread round hole department on the L shape base.

And a boss baffle groove communicated with the C-shaped groove is formed in one side surface of the boss facing the C-shaped groove.

The pressing plate is an L-shaped plate, a waist-shaped through hole is formed in the long end plate surface of the pressing plate, and the bolt penetrates through the waist-shaped through hole.

The end of the long end plate surface of the pressing plate is a wedge-shaped end with inclined surfaces at two sides.

The diameter of the bolt head of the bolt is larger than the width of the waist-shaped through hole.

The bumping post is connected with the edge of one side of the boss close to the C-shaped groove.

And the L-shaped base is provided with a fixing screw hole.

The utility model has the beneficial effects that: according to the utility model, the C-shaped part is fixed by the L-shaped clamp, so that the difficulty that the C-shaped part is difficult to fix is solved, the C-shaped part is fastened by the pressing plate, the workpiece is prevented from deviating during drilling, and the processing precision and the finished product qualification rate are improved.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the C-shaped member of the present invention.

Fig. 3 is a schematic view of the structure for fixing the C-shaped member according to the present invention.

One platen is omitted in both fig. 1 and 3.

Wherein: 1-L-shaped base; 2-C-shaped grooves; 3-boss; 4-a catch column; 5-boss baffle groove; 6-pressing a plate; 7-bolt; 8-a first threaded round hole; 9-kidney-shaped through holes; 10-C-shaped piece; 11-a circular hole; 12-chamfering; 13-fixing the screw hole.

Detailed Description

The utility model provides a C shape is mounting fixture for drilling, including L shape base 1 and clamp plate 6, L shape base 1's the interior angle department an organic whole of buckling is connected with boss 3, C shape recess 2 has been seted up on L shape base 1's a side, 2 one end of C shape recess extends to L shape base 1's short edge upper surface, C shape recess 2's the other end extends to L shape base 1's long limit up end, the side of seting up C shape recess 2 on L shape base 1 on boss 3 is equipped with bumping post 4, first screw thread round hole 8 has been seted up in one side of C shape recess 2 end on L shape base 1's the long edge, second screw thread round hole has been seted up in one side at C shape recess 2 middle part to L shape base 1's buckling, threaded connection bolt 7 on first screw thread round hole 8 and the second screw thread round hole, be connected with clamp plate 6 through bolt 7 in first screw thread round hole 8 and second screw thread round hole department on L shape base 1.

A side face, facing the C-shaped groove 2, of the boss 3 is provided with a boss blocking groove 5 communicated with the C-shaped groove 2, the C-shaped piece 10 is embedded into the C-shaped groove 2, the inner surface of the C-shaped piece 10 is embedded into the boss blocking groove 5, and the protruding portion of the C-shaped piece 10 is blocked by the blocking column 4, so that the C-shaped piece 10 is prevented from moving relatively in the C-shaped groove 2.

The pressing plate 6 is an L-shaped plate, a waist-shaped through hole 9 is formed in the long end plate surface of the pressing plate 6, the bolt 7 penetrates through the waist-shaped through hole 9, the pressing plate 6 is connected onto the L-shaped base 1 through the bolt 7, after the bolt 7 is screwed and loosened, the pressing plate 6 is not pressed tightly by the bolt 7, the pressing plate 6 slides along the bolt 7 through the waist-shaped through hole 9, slides to the position where the C-shaped part 10 is pressed, and then the bolt 7 is screwed to fasten the pressing plate 6 and tightly press the C-shaped part.

The end of the long end plate surface of the pressing plate 6 is a wedge-shaped end with inclined surfaces at two sides, and the shape of the end of the pressing plate 6 is convenient for pressing on the C-shaped part 10.

The diameter of the bolt head of the bolt 7 is larger than the width of the waist-shaped through hole 9, the bolt 7 penetrates through the waist-shaped through hole 9 and is screwed on the first threaded round hole 8 and the second threaded round hole, and the bolt head is pressed on the edge of the waist-shaped through hole 9 of the pressing plate 6 to position the pressing plate 6.

The retaining column 4 is connected to the edge of the boss 3 close to one side of the C-shaped groove 2, so that the retaining column 4 can be retained on the protruding part of the C-shaped part 10, and the C-shaped part 10 can be positioned in the C-shaped groove 2.

The L-shaped base 1 is provided with a fixing screw hole 13, so that the L-shaped base 1 can be fixed conveniently.

When the method is applied, round holes 11 are drilled at two ends of a C-shaped piece 10, a chamfer 12 is arranged at an inner orifice of the round hole 11, the C-shaped piece 10 is placed in a C-shaped groove 2 before the round hole 11 is drilled, one end of the C-shaped piece 10 is flush with the upper surface of the end edge of an L-shaped substrate 1, the protruding part of the C-shaped piece 10 is blocked on a baffle column 4 to prevent the C-shaped piece 10 from sliding in the C-shaped groove 2, a pressing plate 6 is connected to a first threaded round hole 8 and a second threaded round hole of the L-shaped substrate 1 through bolts 7, the trapezoidal end head of the pressing plate 6 is pressed on the C-shaped piece 10 to prevent the C-shaped piece 10 from separating from the C-shaped groove 2, the round hole 11 is drilled at one end of the C-shaped piece 10 firstly, because the end head of the C-shaped piece 10 is flush with the surface of the L-shaped substrate 1, the surface to be processed of the C-shaped piece 10 is parallel to the horizontal plane after the L-shaped substrate 1 is fixed, so as to facilitate vertical drilling, and ensure that the central line of the drilled round hole 11 is coincident with the diameter extension line of the C-shaped piece 10, and then, the round hole 11 is provided with a chamfer 12, and after the C-shaped part 10 is fixed firmly, the concentricity of the chamfer 12 and the round hole 11 can be ensured.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. A fixing clamp for drilling a C-shaped part is characterized by comprising an L-shaped base (1) and a pressing plate (6), wherein a boss (3) is integrally connected at the bending inner angle of the L-shaped base (1), a C-shaped groove (2) is formed in one side face of the L-shaped base (1), one end of the C-shaped groove (2) extends to the upper surface of the short side of the L-shaped base (1), the other end of the C-shaped groove (2) extends to the upper end face of the long side of the L-shaped base (1), a retaining column (4) is arranged on one side face, provided with the C-shaped groove (2), of the L-shaped base (1), a first threaded round hole (8) is formed in one side of the end of the C-shaped groove (2) on the long side of the L-shaped base (1), a second threaded round hole is formed in one side, positioned in the middle of the C-shaped groove (2), and a bolt (7) is in threaded connection with the first round hole (8) and the second threaded hole, a pressing plate (6) is connected to the first threaded round hole (8) and the second threaded round hole through bolts (7) on the L-shaped base (1).

2. The fixing clamp for drilling the C-shaped part according to claim 1, wherein a boss retaining groove (5) communicated with the C-shaped groove (2) is formed in one side surface, facing the C-shaped groove (2), of the boss (3).

3. The fixing clamp for drilling the C-shaped part according to claim 1, wherein the pressing plate (6) is an L-shaped plate, a waist-shaped through hole (9) is formed in the long end plate surface of the pressing plate (6), and the bolt (7) penetrates through the waist-shaped through hole (9).

4. The C-shaped member drilling jig according to claim 3, wherein the end of the long end plate surface of the pressing plate (6) is a wedge-shaped end with two inclined surfaces.

5. A C-shaped member drilling jig according to claim 4, wherein the bolt (7) has a bolt head diameter larger than the width of the kidney-shaped through hole (9).

6. A C-shaped member drilling jig according to claim 1, wherein the bumping post (4) is connected to the edge of the boss (3) on the side close to the C-shaped groove (2).

7. The fixing clamp for drilling the C-shaped part according to claim 1, wherein the L-shaped base (1) is provided with a fixing screw hole (13).