CN207629597U - Milling machine fixing device - Google Patents

Abstract

The utility model discloses a kind of milling machine fixing devices, including milling machine table, milling machine table is equipped with guide rail, guide rail is arranged in parallel several, spaced set between two neighboring guide rail, and the gap between two neighboring guide rail constitutes sliding slot, mobile platform is slidably equipped in sliding slot, mobile platform is equipped with mounting plate, mounting plate is equipped with the fixing device for fixed car connecting rod, the both sides of mobile platform are respectively provided with the clamping tool of fixed mobile platform, and clamping tool is arranged in sliding slot, and can be along sliding slot slidable adjustment position.The utility model is fixed automobile connecting bar by fixing device, it is not easy to is subjected to displacement in operating process；Mobile platform can move, to meet different station process requirements；Clamping tool is respectively set in mobile platform both sides, and mobile platform is fixed, and mobile platform is made not moved when milling machine operates, and improves the precision of milling machine work.

Description

Milling Machine Fixtures

technical field

The utility model relates to the technical field of automobile connecting rod processing, in particular to a milling machine fixing device.

Background technique

The automobile connecting rod is an important part in the automobile engine. It connects the piston and the crank, and is used to convert the reciprocating motion of the piston into the rotational motion of the crank, and transmit the force acting on the piston to the crank to output power. In addition to bearing the pressure generated by the gas in the combustion chamber, the automotive connecting rod also bears longitudinal and lateral inertial forces during work. Therefore, the automotive connecting rod works under a complex stress state. It is subjected to both alternating compressive stress and bending stress, and the main damage forms of automotive connecting rods are fatigue fracture and excessive deformation. Usually the parts of fatigue fracture are three high-stress areas on the automobile connecting rod. The working conditions of the automobile connecting rod require the automobile connecting rod to have high strength and fatigue resistance, and also require sufficient rigidity and toughness. Therefore, processing High standard.

When the car connecting rod is processed by the milling machine, it is prone to displacement due to the strong impact force, which affects the machining accuracy of the car connecting rod. An auxiliary platform with a fixed structure and stable structure is needed to cooperate, so as to facilitate the milling machine to process the car connecting rod.

Utility model content

Aiming at the deficiencies in the prior art, the purpose of this utility model is to provide a milling machine fixing device, which has a stable installation structure, convenient operation and quick adjustment.

The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a milling machine fixing device, including a milling machine workbench, on which a guide rail is arranged, and several guide rails are arranged in parallel, between two adjacent guide rails, etc. The spacing is set, and the gap between two adjacent guide rails constitutes a chute. A mobile platform is slid in the chute, and a mounting plate is provided on the mobile platform. A fixing device for fixing the connecting rod of the car is provided on the mounting plate. Clamping tools for fixing the mobile platform are respectively provided on both sides of the platform, and the clamping tools are arranged in the chute and can slide along the chute to adjust the position.

By adopting the above technical scheme, the connecting rod of the automobile is fixed by the fixing device, the structure is stable, it is not easy to be displaced during the operation, and the operation of the milling machine is safe; the mobile platform can be moved to facilitate the movement of different positions, so as to meet the processing needs of different stations, and the operation is convenient ; Clamping tools are set on both sides of the mobile platform to effectively fix the mobile platform, so that the mobile platform will not move when the milling machine is operating, improving the precision of the milling machine and operating safely.

The utility model is further configured as follows: the fixing device includes a first fixing device for fixing the large end of the automobile connecting rod, a second fixing device for fixing the small end of the automobile connecting rod, and a supporting device for supporting the automobile connecting rod .

By adopting the above technical solution, the automobile connecting rod is easy to install and disassemble, fixed and stable, not easy to shift, and convenient for milling machine processing, thereby improving the processing accuracy.

The utility model is further configured as follows: the second fixing device includes an adjusting screw threaded on the mounting plate, the middle and one end of the adjusting screw are respectively provided with a threaded section, and the middle threaded section of the adjusting screw is provided with a The first locking nut of the plate is provided with the second locking nut for fixing the small end of the connecting rod of the automobile on the threaded section at the end of the adjusting screw.

By adopting the above-mentioned technical scheme, the upper thread of the adjusting screw is arranged in sections, and the thread of the middle thread section is used for adjusting the tightness between the mounting plate and the adjusting screw, and is locked by the first lock nut; the thread section at the end is used for fixing the automobile connection. The small end of the rod, when the small end of the automobile connecting rod is sleeved on the adjusting screw, and fixed by the second lock nut, the automobile connecting rod is fixed and stable.

The utility model is further configured as follows: the clamping tool includes a slider slidingly arranged in the chute, and a fixing bolt inserted in the slider.

By adopting the above technical solution, the slider can slide to any adjustment position along the chute, which is convenient for tooling at different positions, and is fixed by fixing bolts, so the operation is convenient.

The utility model is further configured as follows: the bottom of the slider is provided with a T-shaped sliding joint, and the size of the T-shaped sliding joint is matched with the chute.

By adopting the above technical solution, the chute is set in a T-shape, matching with the T-shaped sliding joint of the slider, and the sliding is smooth, and it is not easy to cause deviation due to shaking.

The utility model is further configured as: the side of the slider relative to the moving platform is provided with an abutment interface, and gaskets are placed on the abutment interface.

By adopting the above technical scheme, the setting of the contact interface facilitates the placement of the gasket and is not easy to deviate. The setting of the gasket, when the gasket is made of soft material, can increase the friction between the contact interface and the mobile platform, further Enhanced fixation effect.

The utility model is further configured as: the supporting device is movably arranged on the mounting plate.

By adopting the above technical solution, the supporting device can be moved and installed according to requirements, which is convenient for installation in different positions.

The utility model is further configured as follows: the mounting plate is provided with a bar-shaped groove, and the support device is movably arranged in the bar-shaped groove.

By adopting the above technical solution, the support device can move along the bar-shaped groove, so that the position of the support device can be adjusted according to the needs, and the adjustment is convenient.

The utility model is further set as follows: the support device includes a support block arranged in the bar-shaped groove, a fixed nut is provided at one end of the support block, a through hole is opened in the center of the support block, and an adjusting bolt is pierced in the through hole to adjust The bolts are respectively provided with a first fine-tuning nut and a second fine-tuning nut.

By adopting the above-mentioned technical solution, the adjusting screw abuts the connecting rod of the car, has an upward force on the relative contact point of the connecting rod of the car, and has an upward force on the side of the connecting rod of the car, and can also be adjusted by the first fine-tuning nut and the second The fine-tuning nut fine-tunes the adjusting screw to meet the needs of the dimensional deviation of different automobile connecting rods.

The utility model is further set as follows: the back of the mounting plate is symmetrically provided with two reinforcing ribs, the reinforcing ribs are arranged in a right-angled triangle, and the two right-angled pieces of the reinforcing ribs are respectively fixed to the mobile platform and the mounting plate

By adopting the above technical solution, the setting of the reinforcing rib effectively enhances the strength and rigidity of the mounting plate, the mounting plate is not easy to be twisted and deformed, and the service life of the mounting plate is prolonged.

In summary, the utility model has the following beneficial effects:

One: the car connecting rod is fixed by a fixing device, the structure is stable, it is not easy to shift during the operation, and the milling machine is safe to operate; the mobile platform can be moved to facilitate the movement of different positions, thereby meeting the processing needs of different stations, and the operation is convenient; the mobile platform Clamping tools are set on both sides to effectively fix the mobile platform, so that the mobile platform will not move when the milling machine is operating, improving the precision of the milling machine and operating safely;

Second: There is a T-shaped sliding joint at the bottom of the slider, and the size of the T-shaped sliding joint matches the chute;

Third: The side of the slider relative to the mobile platform is provided with an interface. The setting of the interface facilitates the placement of the gasket and is not easy to deviate. The setting of the gasket can increase the interface when the gasket is made of soft materials. The friction between the mobile platform further enhances the fixing effect;

Fourth: There is a bar-shaped groove on the mounting plate, and the support device can move along the bar-shaped groove, so that the position of the support device can be adjusted according to needs, and the adjustment is convenient.

Description of drawings

Fig. 1 is a structural schematic diagram 1 of the present embodiment 1;

Fig. 2 is the structural schematic diagram 2 of the present embodiment 1;

FIG. 3 is a schematic structural view of the first embodiment;

Fig. 4 is the partially enlarged schematic diagram of A in Fig. 2;

Fig. 5 is the partially enlarged schematic view of B in Fig. 2;

FIG. 6 is a partially enlarged schematic diagram of C in FIG. 3 .

In the figure: 1, milling machine table; 2, guide rail; 3, chute; 4, mobile platform; 5, mounting plate; 6, fixing device; 61, first fixing device; 62, second fixing device; 621, adjustment Screw rod; 622, thread section; 623, first lock nut; 624, second lock nut; 63, support device; 631, support block; 632, through hole; 633, adjusting bolt; 634, first fine-tuning nut; 635, second fine-tuning nut; 636, fixed nut; 7, clamping tool; 71, slider; 72, fixed bolt; 73, T-shaped sliding joint; 74, contact interface; 75, gasket; 8, bar Groove; 9, ribs.

Detailed ways

Below in conjunction with accompanying drawing and embodiment, the utility model is described in detail.

A milling machine fixing device, as shown in Figure 1, includes a milling machine table 1, on which a guide rail 2 is arranged, and several guide rails 2 are arranged in parallel, and two adjacent guide rails 2 are arranged at equal intervals, and two adjacent The gap between the guide rails 2 forms a chute 3 , and a mobile platform 4 is arranged in the chute 3 , and the mobile platform 4 can slide along the chute 3 .

As shown in Figure 2, the mobile platform 4 is provided with a mounting plate 5, the mounting plate 5 front is provided with a fixture 6 for fixing the automobile connecting rod, the mounting plate 5 back is provided with a reinforcing rib 9, and the both sides of the mobile platform 4 are respectively provided with There are two clamping tools 7 for fixing the mobile platform 4 .

As shown in Fig. 3, the fixing device 6 includes a first fixing device 61, a second fixing device 62 and a supporting device 63, the first fixing device 61 is used for fixing the large end of the automobile connecting rod, and the second fixing device 62 is used for fixing the small end of the automobile connecting rod , the supporting device 63 supports the connecting rod of the automobile.

As shown in Figure 5, the second fixing device 62 includes an adjusting screw 621, a threaded section 622, a first locking nut 623 and a second locking nut 624, the adjusting screw 621 is passed through the mounting plate 5, the middle and one end of the adjusting screw 621 Threaded sections 622 are respectively provided. The middle threaded section 622 of the adjusting screw 621 is provided with a first locking nut 623 for fixing the adjusting screw 621 to the mounting plate 5. The threaded section 622 at the end of the adjusting screw 621 is provided with a screw for fixing the automobile connection. The second lock nut 624 on the small end of the rod.

As shown in FIG. 6 , two strip-shaped grooves 8 are provided on the mounting plate 5 , and the support device 63 is movably arranged in the strip-shaped grooves 8 . Wherein, the support device 63 includes a support block 631 arranged in the bar-shaped groove 8, and the support block 631 can slide along the bar-shaped groove 8; Threads are provided on the top, and adjusting bolts 633 are arranged in the through holes 632. The adjusting bolts 633 are arranged in the through holes 632 and can be screwed along the through holes 632. The adjusting bolts 633 are respectively provided with a first fine-tuning nut 634 and a second Two fine-tuning nuts 635, the first fine-tuning nut 634 and the second fine-tuning nut 635 cooperate with the adjusting bolt 633 to be used for fine-tuning and fixing the position of the automobile connecting rod. One end of the supporting block 631 is provided with a fixing nut 636, and the supporting block 631 is fixed by Nut 636 is fixed.

As shown in FIG. 4 , the clamping tool 7 is arranged in the chute 3 and can slide along the chute 3 to adjust its position. The clamping tool 7 includes a slider 71 and a fixing bolt 72; the slider 71 is arranged in the chute 3, and a T-shaped sliding joint 73 is provided at the bottom of the slider 71, and the size of the T-shaped sliding joint 73 is suitable for the chute 3 Matching, the T-shaped sliding joint 73 on the slider 71 can slide along the chute 3, and an abutment interface 74 is provided on the side of the slider 71 relative to the mobile platform 4, and the abutment interface 74 abuts with the mobile platform 4, and the abutment interface A gasket 75 is placed between 74 and the mobile platform 4 , and a threaded hole is provided on the slide block 71 , and a fixing bolt 72 is inserted in the threaded hole, and the slide block 71 is fixed by the fixing bolt 72 .

The above descriptions are only preferred implementations of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model all belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (10)

1. A milling machine fixture, comprising a milling machine workbench (1), is characterized in that: said milling machine workbench (1) is provided with guide rails (2), and guide rails (2) are arranged in parallel, and adjacent two guide rails ( 2) are arranged at equal intervals, and the gap between two adjacent guide rails (2) constitutes a chute (3), and a mobile platform (4) is slid inside the chute (3), and the mobile platform (4) is A mounting plate (5) is provided, a fixing device (6) for fixing the connecting rod of the automobile is provided on the mounting plate (5), and clamping tools for fixing the mobile platform (4) are respectively provided on both sides of the mobile platform (4) (7), the clamping tool (7) is arranged in the chute (3), and can slide along the chute (3) to adjust the position. 2. The milling machine fixing device according to claim 1, characterized in that: said fixing device (6) includes a first fixing device (61) for fixing the big end of the automobile connecting rod, and a first fixing device (61) for fixing the small end of the automobile connecting rod. The second fixing device (62), and the supporting device (63) that supports the connecting rod of the automobile. 3. The milling machine fixing device according to claim 2, characterized in that: the second fixing device (62) includes an adjusting screw (621) passing through the mounting plate (5), the middle of the adjusting screw (621) and One end is respectively provided with a threaded section (622), and the middle threaded section (622) of the adjusting screw (621) is provided with a first lock nut (623) for fixing the adjusting screw (621) to the mounting plate (5), and the adjusting screw (621) The end threaded section (622) is provided with a second lock nut (624) for fixing the small end of the automobile connecting rod. 4. The milling machine fixing device according to claim 1, characterized in that: the clamping tool (7) includes a slider (71) slidingly arranged in the chute (3), inserted in the slider (71) the fixing bolt(72) in. 5. The milling machine fixing device according to claim 4, characterized in that: the bottom of the slider (71) is provided with a T-shaped sliding joint (73), and the size of the T-shaped sliding joint (73) is the same as that of the chute (3) Compatible. 6. The milling machine fixing device according to claim 5, characterized in that: the side of the slider (71) opposite to the mobile platform (4) is provided with an abutment interface (74), and the abutment interface (74) is padded With spacer (75). 7. The milling machine fixing device according to claim 2, characterized in that: the supporting device (63) is movably arranged on the mounting plate (5). 8. The milling machine fixing device according to claim 7, characterized in that: the mounting plate (5) is provided with a bar-shaped groove (8), and the support device (63) is movably arranged in the bar-shaped groove (8) Inside. 9. The milling machine fixing device according to claim 8, characterized in that: the supporting device (63) includes a supporting block (631) arranged in the strip groove (8), and one end of the supporting block (631) is provided with a fixed nut (636), the center of the support block (631) has a through hole (632), the through hole (632) is pierced with an adjusting bolt (633), and the adjusting bolt (633) is respectively provided with a first fine-tuning nut ( 634) and second trim nut (635). 10. The milling machine fixing device according to claim 1, characterized in that: the back of the mounting plate (5) is symmetrically provided with two reinforcing ribs (9), and the reinforcing ribs (9) are arranged in a right triangle to reinforce Two right-angle pieces of rib (9) are respectively fixed with mobile platform (4) and mounting plate (5).