CN206343913U - A kind of milling fixture for processing diplopore connecting rod medial launder - Google Patents

Abstract

The utility model discloses a kind of milling fixture for processing diplopore connecting rod medial launder, belong to field of machining, diplopore connecting rod Rapid milling is processed to realize, the fixture includes clamp body, for the bindiny mechanism that milling fixture is fixed on milling machine, the detent mechanism positioned to the part to be processed and the clamp system being clamped to the part to be processed；Solid and reliable with clamping, centering precision is high, beneficial effect simple to operate, time saving and energy saving.

Description

A Milling Fixture for Machining the Middle Groove of Double Hole Connecting Rod

technical field

The utility model relates to the field of mechanical processing, in particular to a special clamp for mechanical manufacturing, in particular to a milling clamp for processing the middle groove of a double-hole connecting rod.

Background technique

In the past, ordinary machine tool fixtures were used. Due to the difference in workpiece size, it was extremely inconvenient to install and unload workpieces. It was very difficult to load and unload workpieces. The production efficiency was very low, and manual clamping was frequent. With the rapid development, the requirements for improving processing efficiency and labor intensity have become higher and higher. For various workpieces with complex structures, ordinary machine tool fixtures can no longer meet their processing requirements. The advent of special fixtures has greatly improved this situation. Special fixtures are fixtures designed and manufactured for a certain process of parts. It is characterized by compact structure, fast, convenient and labor-saving operation, effectively reducing labor intensity during work, and can ensure high processing accuracy and production efficiency.

The double-hole connecting rod is a rod whose two ends are respectively hinged with the active and driven components in the connecting rod mechanism to transmit motion and force. The processing of the double-hole connecting rod will inevitably use milling.

Milling machine fixtures are mainly used for machining planes, grooves and various molding surfaces. It is mainly composed of tool setting device (tool setting block and feeler gauge), positioning element, clamping mechanism, positioning key and clamping body.

Contents of the invention

According to the deficiencies of the prior art above, the technical problem to be solved by the utility model is to propose a milling fixture for processing the middle groove of the double-hole connecting rod, through the milling fixture, the fast milling process of the double-hole connecting rod can be realized, and the clamping is firm and reliable. , high centering precision, simple operation, time-saving and labor-saving beneficial effects.

In order to solve the above technical problems, the technical solution adopted by the utility model is:

A milling fixture for processing the middle groove of a double-hole connecting rod, the fixture includes a fixture body, a connecting mechanism for fixing the milling fixture on the milling machine, a positioning mechanism for positioning the parts to be processed, and a clamp for the parts to be processed Tight clamping mechanism.

The milling fixture also includes a tool setting mechanism. The connecting mechanism includes a T-slot bolt and a directional key, and the clamp body is provided with a mounting hole. The T-slot uses a bolt to connect the directional key to the T-shaped groove on the milling machine, and the T-slot is installed on the clamp body with a bolt. in the mounting hole on the The positioning mechanism includes two right-angle plates arranged above the clamp body, a short pin and a diamond-shaped pin arranged on one right-angle plate. The two right-angle plates include a first right-angle plate and a second right-angle plate, the first right-angle plate and the second right-angle plate are perpendicular to each other and are perpendicular to the upper surface of the clamp body, and the first right-angle plate is provided with two equipment holes , the short pin and the rhombus pin are set on the right-angle plate through the two equipment holes respectively, and the upper end of the second right-angle plate is provided with a knife setting mechanism. The axes of the short pins and the diamond pins are parallel to each other and the horizontal plane, and the vertical projections of the short pins and the diamond pins coincide with each other. The clamping mechanism includes a pressing block and a nut, the end of the rhombic pin is provided with an external thread, and the pressing block is provided with a second mounting hole. The tool setting mechanism includes a tool setting block arranged on the top of the second right-angle plate and a feeler gauge arranged on the tool setting block. The upper end of the right-angle plate is provided with four counterbore holes. The screws are matched with the four counterbores and installed on the second right-angle plate.

The beneficial effects of the utility model are: the fixture of the utility model has firm and reliable clamping, high centering precision, simple operation, time-saving and labor-saving, when loading and unloading workpieces, it can be easily realized only by the tightness of the clamping bolts of the pressure plate, and the work labor intensity is greatly reduced , and most of the special milling fixtures are standard parts, which are easy to select and can achieve low-cost and high-yield results.

Description of drawings

The following is a brief description of the content expressed in the drawings of this specification and the marks in the drawings:

Fig. 1 is a schematic diagram of the front view structure of a milling fixture according to a specific embodiment of the present invention;

Fig. 2 is a schematic structural diagram of a milling fixture according to a specific embodiment of the present invention;

Fig. 3 is a schematic structural diagram of the front view of the connecting rod part of the milling fixture according to the specific embodiment of the present invention;

Fig. 4 is a schematic diagram of the left view of the connecting rod part of the milling fixture according to the specific embodiment of the present invention;

In the figure: 1. Clamp body, 2. First right-angle plate, 3. Diamond pin, 4. Short pin, 5. Pin, 6. Screw, 7. Feeler gauge, 8. Tool setting block, 9. Parts, 10. Nut, 11, briquetting block, 12, the second right-angle plate, 13, T-shaped groove bolt, 14, directional key.

detailed description

Below, referring to the accompanying drawings, through the description of the embodiments, the specific implementation of the present utility model, such as the shape and structure of each component involved, the mutual position and connection relationship between each part, the function and working principle of each part, and manufacturing The process, operation and use methods, etc. are further described in detail to help those skilled in the art have a more complete, accurate and in-depth understanding of the inventive concept and technical solutions of the present utility model.

A milling fixture for processing the middle groove of a double-hole connecting rod, which is used for positioning and clamping a part 9 called a double-hole connecting rod. A rod that transmits motion and force; the fixture includes a fixture body 1, a connecting mechanism for fixing the milling fixture on the milling machine, a positioning mechanism for positioning the part 9 to be processed, and a clamping mechanism for clamping the part 9 to be processed Clamping mechanism and tool setting mechanism used in milling.

The connecting mechanism includes bolts 13 and directional keys 14 for T-shaped slots. Mounting holes are provided on the clamp body 1. Bolts 13 for T-shaped slots connect the directional keys 14 with the T-shaped grooves on the milling machine, and then the T-shaped slots Bolts 13 are installed in the mounting holes on the clamp body 1, so that the clamp body 1 is fixedly connected with the milling machine.

The positioning mechanism includes two right-angle plates arranged above the clamp body 1, the two right-angle plates are respectively the first right-angle plate 2 and the second right-angle plate 12 which are perpendicular to each other and are perpendicular to the upper surface of the clamp body 1, and the short pin 4 And the rhombus pin 3 is set on the first right angle plate 2, wherein, the first right angle plate 2 is provided with two equipment holes, the short pin 4 and the diamond pin 3 are respectively arranged on the first right angle plate 2 through these two equipment holes ; The upper end of the second rectangular plate 12 is provided with a knife setting mechanism. The axes of the short pin 4 and the diamond pin 3 are parallel to each other and the horizontal plane, and the vertical projections of the short pin 4 and the rhombus pin 3 coincide with each other. The part 9 is provided with two connection holes, and the short pin 4 and the diamond pin 3 are respectively connected with the two connection holes to position the part 9 . Because the short pin 4 and the rhombic pin 3 are detachably and fixedly connected with the right-angle plate 2 respectively because it does not need to be disassembled frequently, the operation is simple and time-saving and labor-saving when loading and unloading workpieces.

The clamping mechanism includes a pressing block 11 and a nut 10. The end of the diamond pin 3 is provided with an external thread, and the pressing block 11 is provided with a second mounting hole. When the part 9 is arranged on the short pin 4 and the diamond pin 3 Finally, the pressing block 11 is sleeved on the end of the rhombic pin 3 through the second installation hole, and then the nut 10 cooperates with the external thread at the end of the diamond pin 3 to squeeze the pressing block 11, so that the pressing block 11 and the right-angle plate 2 are clamped together. Tight parts 9.

Described knife setting mechanism comprises the tool setting block 8 that is arranged on the second right angle plate 12 upper ends and is arranged on the feeler gauge 7 on the knife setting block 8, and the upper end of described second right angle plate 12 is provided with four counterbores, and the knife setting block 8 is mounted on the second right-angle plate 12 through two pins 5 and two screws 6 matched with four counterbores.

The milling fixture of the utility model for processing the middle groove of the double-hole connecting rod is widely applicable to the milling process of the middle groove of the double-hole connecting rod in the mechanical processing manufacturing industry, so as to realize the automatic centering and fast clamping of the workpiece.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited by the above-mentioned methods, as long as various insubstantial improvements are made by adopting the method concept and technical solutions of the utility model, or Directly applying the ideas and technical solutions of the utility model to other occasions without improvement is within the protection scope of the utility model. The protection scope of the present utility model should be determined by the protection scope defined in the claims.

Claims (8)

1. A milling fixture for processing the middle groove of a double-hole connecting rod, characterized in that: the fixture includes a fixture body (1), a connecting mechanism for fixing the milling fixture on a milling machine, and carries out a process on the parts to be processed (9). A positioning mechanism for positioning and a clamping mechanism for clamping the parts (9) to be processed. 2. The milling jig for machining the middle groove of the double-hole connecting rod according to claim 1, characterized in that: the milling jig also includes a tool setting mechanism. 3. The milling fixture for processing the middle groove of a double-hole connecting rod according to claim 1, characterized in that: the connecting mechanism includes a T-shaped slot bolt (13) and a directional key (14), and on the clamp body (1) There is a mounting hole, the T-shaped slot uses a bolt (13) to connect the directional key (14) to the T-shaped groove on the milling machine, and the T-shaped slot uses a bolt (13) to install in the mounting hole on the clamp body (1) . 4. The milling fixture for processing the middle groove of a double-hole connecting rod according to claim 1, characterized in that: the positioning mechanism includes two right-angle plates arranged above the clamp body (1), and a right-angle plate arranged on one right-angle plate Short pin (4) and diamond pin (3). 5. The milling fixture for processing the middle groove of a double-hole connecting rod according to claim 4, wherein the two right-angle plates include a first right-angle plate (2) and a second right-angle plate (12), and the first right-angle plate The plate (2) and the second right-angle plate (12) are perpendicular to each other and are perpendicular to the upper surface of the clamp body (1). The first right-angle plate (2) is provided with two equipment holes, the short pin (4) and the diamond The pins (3) are respectively arranged on the right-angle plate (2) through these two equipment holes, and the upper end of the second right-angle plate (12) is provided with a knife setting mechanism. 6. The milling fixture for machining the middle groove of a double-hole connecting rod according to claim 4, characterized in that: the axes of the short pins (4) and the diamond pins (3) are parallel to each other and the horizontal plane, and the short pins (4) ) and the vertical projection of the rhombus pin (3) coincide with each other. 7. The milling fixture for processing the middle groove of a double-hole connecting rod according to claim 4, characterized in that: the clamping mechanism includes a pressing block (11) and a nut (10), and the end of the diamond pin (3) The part is provided with an external thread, and the pressing block (11) is provided with a second mounting hole. 8. The milling fixture for machining the middle groove of a double-hole connecting rod according to claim 2, characterized in that: the tool setting mechanism includes a tool setting block (8) arranged on the top of the second rectangular plate and a tool setting block (8) arranged on the top of the tool setting block (8) On the feeler gauge (7), the upper end of the right-angle plate (2) is provided with four counterbores, and the knife setting block (8) is connected with the four counterbores by two pins (5) and two screws (6). The hole fits on the second right-angle plate.