CN218503948U - Positioning fixture for machining of mechanical parts - Google Patents

Abstract

The utility model relates to the technical field of machining, specifically be a positioning fixture is used in machining of machine parts, comprises a workbench, two logical grooves have been seted up at the top of workstation, and two inside in logical groove are installed respectively and are widened type finger cylinder, just the both ends that are widened type finger cylinder are connected with fixture respectively, fixture includes the bottom plate, and the one end fixedly connected with splint of bottom plate, one side of splint have been seted up and have been accomodate the groove, just the inside movable mounting who accomodates the groove has the limiting plate. The utility model discloses a work of first cylinder can promote the limiting plate and rotate, makes the limiting plate be in the tilt state, consequently, when the manual work places the tubulose accessory on the limiting plate after the slope, the work of second cylinder can make the clamp plate can suppress at the top of tubulose accessory to can carry out the centre gripping with tubulose mechanical part and fix, this positioning fixture also can carry out the centre gripping to the accessory of other shapes through splint simultaneously and fix, has certain practicality.

Description

Positioning fixture for machining of mechanical parts

Technical Field

The utility model relates to a machining technical field, concretely relates to positioning fixture is used in machine parts processing.

Background

The machine can transmit energy and force from one place to another place, can change the shape structure of an object and create a new object, in life, countless different types of machines around the machine work for people, and a mechanical accessory clamping device and a production device are required to be used in combination on a machine production line, so that the productivity can be effectively improved.

Through search, a large number of patents have been published on mechanical accessory clamping devices, such as chinese patent publication No.: CN217317918U, an accurate positioning fixture is used in machine parts processing, this patent application discloses an accurate positioning fixture is used in machine parts processing, comprises a workbench, four angle fixedly connected with supporting legs of workstation bottom, the right side fixedly connected with control panel of workstation, the positive right side fixedly connected with guard box of workstation, the side fixedly connected with heat dissipation window of guard box, above-mentioned patent and make anchor clamps can carry out the back-and-forth movement through first horizontal rotation screw rod and the second driving motor of this device setting, make anchor clamps can remove about moving through the rotation of vertical rotatory screw rod, and electronic slider carries out the horizontal slip on the surface of slide bar simultaneously, realizes removing about moving of anchor clamps, does benefit to the anchor clamps of the device and can carry out omnidirectional removal, makes the location of anchor clamps more accurate.

This solution does not lose a good search for mechanical accessory clamping devices, but still leaves room for further improvements, such as: above-mentioned patent is passed through the unsettled messenger mechanical parts of anchor clamps and is fixed by the centre gripping, and this mode exists needs the artifical mechanical parts who supports before the clamp or after becoming flexible, comparatively extravagant manpower on the whole, and the anchor clamps of this patent are not convenient for carry out the centre gripping to pipy mechanical parts simultaneously, if the problem that easily appears dropping when to pipy accessory centre gripping, have certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model provides a positioning fixture is used in machine part processing to solve the problem of proposing among the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

a positioning fixture for machining of mechanical accessories comprises a workbench, wherein two through grooves are formed in the top of the workbench, wide finger cylinders are respectively mounted in the two through grooves, and two ends of each wide finger cylinder are respectively connected with a clamping mechanism;

the clamping mechanism comprises a bottom plate, one end of the bottom plate is fixedly connected with a clamping plate, one side of the clamping plate is provided with an accommodating groove, a limiting plate is movably arranged in the accommodating groove, one side of the limiting plate is fixedly connected with an ear seat, the ear seat is movably connected with an output end of a first air cylinder, and the other end of the first air cylinder is movably arranged on the bottom plate;

two one side that leads to the groove is provided with the L template of connecting in the workstation top respectively, the top fixed mounting of L template has the second cylinder, the output fixedly connected with clamp plate of second cylinder, the top of splint is located to the clamp plate.

Preferably, the two sides of the through groove are respectively provided with a guide groove, the guide grooves are arranged at the top of the workbench, a guide block is arranged in the guide grooves in a sliding manner, and the guide block is fixedly connected to the bottom plate.

Preferably, the top of the bottom plate is movably provided with a rotating seat, and the other end of the first cylinder is fixedly arranged on the rotating seat.

Preferably, one side of the clamping plate is provided with an adjusting groove communicated with the accommodating groove, and the piston rod of the first cylinder is arranged in the adjusting groove.

Preferably, the surface of the limiting plate is provided with an anti-skid gasket.

By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:

the utility model discloses in, through the work of first cylinder for the piston rod of first cylinder can promote the limiting plate and rotate, makes the limiting plate be in the tilt state, consequently, when the manual work is placed the tubulose accessory on the limiting plate after the slope, the work of second cylinder can make the clamp plate can suppress at the top of tubulose accessory, thereby can carry out the centre gripping with tubulose mechanical accessory and fix, be difficult for appearing dropping the problem that takes place the potential safety hazard, this positioning fixture can carry out the centre gripping to the accessory of different shapes simultaneously and fix, has certain practicality.

The utility model discloses in, place on the workstation through mechanical accessories for the bottom plate that two outputs are connected after the broad type finger cylinder work can drive splint and be close to each other or keep away from, thereby can be fixed with not unidimensional mechanical accessories centre gripping, and during the centre gripping, need not the artifical accessory of holding after becoming flexible, consequently can effectively reduce the manpower.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the right side cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the bottom plate of the present invention;

fig. 4 is a schematic diagram of a limiting plate structure of the present invention;

fig. 5 is a schematic structural diagram of the first cylinder after operation.

In the figure: 1. a work table; 2. a through groove; 3. a wide finger cylinder; 4. a base plate; 5. a splint; 6. a storage groove; 7. a limiting plate; 8. an ear mount; 9. a first cylinder; 10. an L-shaped plate; 11. a second cylinder; 12. pressing a plate; 13. a guide groove; 14. a guide block; 15. a rotating seat; 16. and (4) adjusting the groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

Example one

As shown in fig. 1-5, the utility model provides a positioning fixture for machining of mechanical accessories, which comprises a workbench 1, wherein two through grooves 2 are formed at the top of the workbench 1, wide finger cylinders 3 are respectively arranged inside the two through grooves 2, and two ends of each wide finger cylinder 3 are respectively connected with a clamping mechanism;

the clamping mechanism comprises a bottom plate 4, one end of the bottom plate 4 is fixedly connected with a clamping plate 5, one side of the clamping plate 5 is provided with an accommodating groove 6, a limiting plate 7 is movably arranged in the accommodating groove 6, one side of the limiting plate 7 is fixedly connected with an ear seat 8, the ear seat 8 is movably connected with an output end of a first air cylinder 9, and the other end of the first air cylinder 9 is movably arranged on the bottom plate 4;

one side of the two through grooves 2 is respectively provided with an L-shaped plate 10 connected to the top of the workbench 1, the top of the L-shaped plate 10 is fixedly provided with a second cylinder 11, the output end of the second cylinder 11 is fixedly connected with a pressing plate 12, and the pressing plate 12 is arranged above the clamping plate 5.

In this embodiment, two sides of the through groove 2 are respectively provided with a guide groove 13, the guide groove 13 is opened at the top of the workbench 1, and a guide block 14 is slidably arranged inside the guide groove 13, and the guide block 14 is fixedly connected to the bottom plate 4.

Specifically, through the design of guide way 13 and guide block 14 for bottom plate 4 can play the effect of direction at the removal in-process, and splint 5 on two bottom plates 4 of being convenient for can be accurate fixed to the mechanical parts centre gripping, avoids bottom plate 4 to take place the problem that the dislocation leads to the centre gripping insecure.

In this embodiment, a rotating base 15 is movably mounted on the top of the bottom plate 4, and the other end of the first cylinder 9 is fixedly mounted on the rotating base 15.

Specifically, when the first cylinder 9 is in stretching operation, one end of the first cylinder is movably connected with the lug seat 8, and the other end of the first cylinder is fixedly connected with the rotating seat 15, so that after the first cylinder 9 works, the rotating seat 15 can rotate on the bottom plate 4, the limiting plate 7 can be pushed up by the first cylinder 9, and the tubular accessories can be placed and clamped conveniently.

In this embodiment, an adjusting groove 16 communicating with the accommodating groove 6 is formed in one side of the clamping plate 5, and a piston rod of the first cylinder 9 is disposed in the adjusting groove 16, so that the first cylinder 9 is connected with the limiting plate 7 conveniently, and the movement of the piston rod of the first cylinder 9 is facilitated.

In this embodiment, the surface of limiting plate 7 is provided with anti-skidding gasket, and the effect of its design is when tubular accessory is by the centre gripping, can play certain anti-skidding effect to stability when improving tubular accessory by the centre gripping.

The utility model discloses a theory of operation and use flow: when the wide finger cylinder 3 is used, the wide finger cylinder 3 can work through the existing external control equipment, so that the bottom plate 4 connected with the two output ends can drive the clamping plates 5 to be close to or far away from each other, the wide finger cylinder is suitable for different sizes of mechanical accessories, the mechanical accessories with different sizes can be clamped and fixed conveniently, the loosened accessories do not need to be manually supported during clamping, and manpower is effectively reduced; when facing the tubulose accessory simultaneously, the work accessible piston rod of first cylinder 9 promotes limiting plate 7 and rotates for limiting plate 7 is in the tilt state, consequently, places the tubulose accessory back on the limiting plate 7 after the slope when the manual work, through the work of second cylinder 11, makes clamp plate 12 can suppress at the top of tubulose accessory, thereby can carry out the centre gripping with tubulose mechanical accessory and fix, is difficult for appearing dropping the problem that takes place the potential safety hazard.

In the present application, the term "plurality" is intended to mean two or more, unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims (5)

1. The utility model provides a positioning fixture is used in machine parts processing, includes workstation (1), its characterized in that: the top of the workbench (1) is provided with two through grooves (2), the insides of the two through grooves (2) are respectively provided with a wide finger cylinder (3), and two ends of the wide finger cylinder (3) are respectively connected with a clamping mechanism;

the clamping mechanism comprises a bottom plate (4), one end of the bottom plate (4) is fixedly connected with a clamping plate (5), one side of the clamping plate (5) is provided with an accommodating groove (6), a limiting plate (7) is movably mounted inside the accommodating groove (6), one side of the limiting plate (7) is fixedly connected with an ear seat (8), the ear seat (8) is movably connected with an output end of a first air cylinder (9), and the other end of the first air cylinder (9) is movably mounted on the bottom plate (4);

two one side that leads to groove (2) is provided with L template (10) of connecting in workstation (1) top respectively, the top fixed mounting of L template (10) has second cylinder (11), the output fixedly connected with clamp plate (12) of second cylinder (11), the top of splint (5) is located in clamp plate (12).

2. The positioning fixture for machining the mechanical accessory as claimed in claim 1, wherein guide grooves (13) are respectively formed in two sides of the through groove (2), the guide grooves (13) are formed in the top of the workbench (1), guide blocks (14) are slidably arranged in the guide grooves (13), and the guide blocks (14) are fixedly connected to the bottom plate (4).

3. The positioning fixture for machining of mechanical parts as claimed in claim 1, wherein a rotating seat (15) is movably mounted at the top of the bottom plate (4), and the other end of the first cylinder (9) is fixedly mounted on the rotating seat (15).

4. The positioning fixture for machining of mechanical parts as claimed in claim 3, wherein one side of the clamping plate (5) is provided with an adjusting groove (16) communicated with the accommodating groove (6), and a piston rod of the first cylinder (9) is arranged in the adjusting groove (16).

5. The positioning fixture for machining of mechanical parts as claimed in claim 1, wherein the surface of the limiting plate (7) is provided with anti-slip gaskets.

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