Rapid drilling clamp mechanism for complex cylindrical part

Abstract

The utility model discloses a quick drilling clamp mechanism for a complex cylindrical part, which is characterized in that a main body of a body is L-shaped, an upright post is fixed at the rear end of the central line of a plane plate body of the body, one end of a drill plate is fixed on the upright post through a screw, and a quick-change drill bushing is arranged at the other end of the drill plate and is fixed through the drill bushing through a screw; a rotary body is arranged on a vertical plate of the body and comprises a mandrel and a rotary disk, the rotary disk is fixed on the mandrel, a disk surface on one side of the rotary disk is close to the vertical plate of the body, and a plurality of positioning holes which are uniformly distributed in the circumferential direction are formed in the edge of the rotary disk; a hand-pulling type positioner in the horizontal direction is installed in the middle of the upper end of the vertical plate of the body and can penetrate into a positioning hole of the rotary disc. A horizontal supporting plate is fixedly connected to the vertical plate of the body and located at the upper end of one side of the rotary disc, and a positioning pin and a positioning bush II are installed on the supporting plate. Parts can be machined easily and quickly, and the consistency of all machining sizes of the parts can be guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of complex cylindrical part quick drilling fixture mechanism, belong to mechanical technical field. BACKGROUND

[0002] In machining, the cutting amount is large in drilling process, and it is difficult to remove chips, and the friction is serious, and it is difficult to dissipate heat, and the cold work hardening of hole wall is easy to produce, and bending and vibration are easy to produce;Since the drill is slender, chip formation and chip removal are key problems in drilling, and chip blockage can cause the drill to move radially and affect hole quality, drill life and reliability;The part has the problems of long time in the process of alignment and difficult clamping.

[0003] At present, when machining parts, drilling cutting is needed on ordinary boring machine, and due to the complex cylindrical part of the part in the machining process, it is difficult to clamp and align, the processing time is long, the hole distance is easy to be out of tolerance, which seriously affects the physical quality of the drilling of the special-shaped part, and the boring and drilling process not only has high labor intensity, but also has long processing cycle. UTILITY MODEL CONTENT

[0004] In order to overcome the shortcomings of the prior art, the utility model provides a kind of complex cylindrical part quick drilling fixture mechanism, the mechanism directly uses fixture body mandrel positioning and positioning pin to control the consistency of each hole of the part in drilling angle, the part is axially positioned and pressed by the rotary body mandrel, the hand-pulled positioner positions each hole on the rotary body, and the positioning pin limits the part, so as to reduce the operation labor intensity, without safety hazard, shorten the production cycle, the fixture makes the part processing simple and fast, and can ensure the consistency of each processing size of the part.

[0005] The utility model solves the technical scheme that the technical scheme that the utility model solves is adopted: a kind of complex cylindrical part quick drilling fixture mechanism, including body, rotary body, hand-pulled positioner, positioning pin, quick-change drill sleeve, drill template and support plate, the main body of the body is L-shaped, a stand is fixed in the back end of the body plane plate body center line, one end of the drill template is fixed on the stand by screw, and the other end of the drill template is equipped with a quick-change drill sleeve and is fixed by screw.

[0006] The rotary body is mounted on the vertical plate of the body, the rotary body includes a mandrel and a rotary disc, the rotary disc is fixedly connected to the mandrel, the mandrel is mounted to the center position of the vertical plate of the body through a mounting sleeve, the side disc surface of the rotary disc abuts against the vertical plate of the body, and a plurality of positioning holes are arranged in the circumferential direction and uniformly spaced on the edge of the rotary disc;The end of the mandrel close to the vertical plate of the body is provided with a hexagonal nut A and a flat washer a, and the end of the mandrel away from the vertical plate of the body is provided with a hexagonal nut B and a flat washer b.

[0007] The middle position of the upper end of the vertical plate of the body is provided with a horizontal hand-pulled positioner, which can be inserted into the positioning hole of the rotary disc; the upper end of one side of the rotary disc is fixedly connected with a horizontal support plate of the body, and the support plate is provided with a positioning pin and a positioning bushing II; the positioning pin is arranged in an inclined manner.

[0008] Further, the drill template is consistent with the length direction of the vertical plate of the body.

[0009] Further, the positioning hole of the rotary disc is provided with a positioning bushing I.

[0010] Further, a drill sleeve bushing is arranged in the mounting hole of the drill sleeve mounted on the drill template.

[0011] Further, a cylindrical pin is arranged on the drill template and is located in the triangular reinforcing rib on the drill template and the vertical plate of the body.

[0012] Further, the planar plate body of the body is provided with a plurality of lifting ring screws.

[0013] The utility model discloses the beneficial effects that the utility model directly adopts the fixture body mandrel positioning and positioning pin control part each hole in the consistency of drilling angle, and through the rotary body mandrel, the part is axially positioned and pressed tightly, the hand-pulled positioner positions each hole on the rotary body, and the positioning pin limits the part, so that the part processing becomes simple and fast, and the consistency of each processing size of the part can be guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further explained in connection with the drawings and specific embodiment.

[0015] Figure 1 It is the structural schematic diagram of the utility model.

[0016] Figure 2 It is Figure 1 The schematic diagram of the positioning pin in A direction.

[0017] Figure 3 It is Figure 1 The top view (not including the rotary body) of

[0018] Figure 4 It is Figure 1 The schematic diagram of the drill template in C-C direction.

[0019] Figure 5is a schematic view of the rotary body of the utility model.

[0020] Figure 6 is Figure 5 a side view.

[0021] Figure 7 is a schematic view of the body of the utility model.

[0022] Reference numerals in the drawing:

[0023] 1, body, 2, hexagon nut A, 3, rotary body, 301, mandrel, 302, rotary disc, 4, flat washer a, 5, hand-held positioner, 6, position bushing I, 7, flat washer b, 8, hexagon nut B, 9, positioning pin, 10, screw, 11, cylindrical pin, 12, drill sleeve screw, 13, quick-change drill sleeve, 14, drill sleeve bushing, 15, drill template, 16, position bushing II, 17, lifting ring screw, 18, support plate. DETAILED DESCRIPTION

[0024] As Figure 1 -7 shows, a kind of complex cylinder part fast drilling clamp mechanism, including body 1, rotary body 3, hand-held positioner 5, positioning pin 9, quick-change drill sleeve 13, drill template 15 and support plate 18, the main body of the body 1 is L shape, and body 1's flat plate body is equipped with several lifting ring screws 17;The rear end of the center line of body 1 flat plate body is fixed with a stand, and one end of drill template 15 is fixed on the stand by screw 10, and the other end of drill template 15 is equipped with a quick-change drill sleeve 13 and is fixed by drill sleeve screw 12, and drill sleeve bushing 14 is arranged in the mounting hole of drill template 15 where quick-change drill sleeve 13 is installed, and the length direction of drill template 15 and the vertical plate of body 1 is consistent;Drill template 15 is equipped with cylindrical pin 11, and cylindrical pin 11 is located in the triangular reinforcing rib on drill template 15 and the vertical plate of body 1.

[0025] The vertical plate of body 1 is equipped with rotary body 3, and rotary body 3 includes mandrel 301 and rotary disc 302, rotary disc 302 is fixedly connected to mandrel 301, mandrel 301 is installed to the center position of the vertical plate of body 1 by mounting sleeve, one side disc surface of rotary disc 302 is in close contact with the vertical plate of body 1, and the edge of rotary disc 302 is equipped with several positioning holes arranged in circumferential direction and uniformly spaced, and positioning bushing I 6 is arranged in the positioning hole of rotary disc 302;The end of mandrel 301 close to the vertical plate of body 1 is equipped with hexagon nut A 2 and flat washer a 4, and the end of mandrel 301 away from the vertical plate of body 1 is equipped with hexagon nut B 8 and flat washer b 7.

[0026] The body 1 vertical plate upper end of the intermediate position is equipped with a horizontal direction hand pull type positioner 5, the hand pull type positioner 5 can go into the positioning hole of the rotary disc 302; In the upper end of one side of the rotary disc 302, the vertical plate of the body 1 is fixedly connected with a horizontal direction support plate 18, the support plate 18 is equipped with a positioning pin 9 and a positioning bushing II 16; The positioning pin 9 is arranged obliquely.

[0027] In use, the rocker drill press and the quick drilling clamp mechanism are used for machining, the end of the hand pull type positioner 5 is positioned into one of the positioning holes on the rotary disc 302, and then the positioning pin 9 on the support plate 18 is used to position the part, the part is clamped by the nuts and gaskets at both ends of the mandrel 301, the positioning pin 9 controls the consistency of the holes of the part in the drilling angle; The mandrel 301 of the rotary body 3 is used to axially position and press the part, the hand pull type positioner 5 positions the rotary body 3, the positioning pin 9 limits the part, through surveying and mapping calculation, the manual positioning pin 9 and the holes of the rotary body 3 are positioned and the positioning pin 9 and the part positioning position are consistent, the size requirements are guaranteed, the drilling clamp mechanism is installed and runs stably, safely and reliably; By rotating the rotary body 3, the part is drilled according to the machining tools in the drilling template 15 to ensure the quality requirements of the part product. This kind of quick drilling clamp mechanism can meet the process requirements and production requirements, has high production efficiency, reduces labor intensity, has no safety hidden danger, has small manufacturing difficulty, has strong operability, improves the machining quality of the part.

Claims

1. A complex cylindrical part quick drilling fixture mechanism, characterized in that: It includes a body (1), a rotary body (3), a hand-pulled positioner (5), a positioning pin (9), a quick-change drill sleeve (13), a drill template (15) and a support plate (18), the main body of the body (1) is L-shaped, a column is fixed at the rear end of the center line of the flat plate body of the body (1), one end of the drill template (15) is fixed on the column through a screw (10), the other end of the drill template (15) is provided with a quick-change drill sleeve (13) and is fixed through the drill sleeve with a screw (12); The rotary body (3) is installed on the vertical plate of the body (1), the rotary body (3) includes a mandrel (301) and a rotary disc (302), the rotary disc (302) is fixedly connected to the mandrel (301), the mandrel (301) is installed on the center position of the vertical plate of the body (1) through a mounting sleeve, one side of the rotary disc (302) is in close contact with the vertical plate of the body (1), a plurality of positioning holes arranged in the circumferential direction and uniformly spaced are arranged at the edge of the rotary disc (302); the end of the mandrel (301) close to the vertical plate of the body (1) is provided with a hexagonal nut A (2) and a flat washer a (4), the end of the mandrel (301) away from the vertical plate of the body (1) is provided with a hexagonal nut B (8) and a flat washer b (7); A hand-pulled positioner (5) in the horizontal direction is installed at the middle position of the upper end of the vertical plate of the body (1), the hand-pulled positioner (5) can be inserted into the positioning hole of the rotary disc (302); a support plate (18) in the horizontal direction is fixedly connected to the vertical plate of the body (1) at the upper end of one side of the rotary disc (302), the support plate (18) is provided with a positioning pin (9) and a positioning bushing II (16); the positioning pin (9) is arranged obliquely.

2. A complex cylindrical part quick drilling fixture mechanism according to claim 1, characterized in that: The drill template (15) is consistent with the length direction of the vertical plate of the body (1).

3. A complex cylindrical part quick drilling fixture mechanism according to claim 1, characterized in that: A positioning bushing I (6) is arranged in each positioning hole of the rotary disc (302).

4. The complex cylindrical part quick drilling fixture mechanism according to claim 1, characterized in that: A drill sleeve bushing (14) is arranged in the mounting hole of the quick-change drill sleeve (13) installed on the drill template (15).

5. The complex cylindrical part quick drilling fixture mechanism according to claim 1, characterized in that: A cylindrical pin (11) is arranged on the drill template (15), and the cylindrical pin (11) is located in the triangular reinforcing rib on the drill template (15) and the vertical plate of the body (1).

6. A complex cylindrical part quick drilling fixture mechanism according to claim 1, characterized in that: A plurality of lifting ring screws (17) are arranged on the flat plate body of the body (1).

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