CN218696027U - Unsettled location closing device in bottom is supported to duplex position lateral part - Google Patents

Abstract

The utility model belongs to the technical field of positioning and clamping, in particular to a double-station side part supporting bottom suspended positioning and pressing device, which comprises a workpiece and cylinder pressing devices arranged at the left side and the right side of the workpiece, wherein the cylinder pressing devices comprise a pressing plate, a connecting piece, a connecting rod, a bracket, a cushion block and a cylinder; the upper surfaces of the bracket and the cushion block are superposed with the lower surface of the bridge plate; the lower surfaces of the bracket and the cushion block are superposed with the upper surface of the cylinder; the head of the connecting piece is clamped into the tail groove of the pressure plate and is fixedly connected with the tail groove of the pressure plate by a pin; the head and the tail of the connecting rod are respectively clamped into the middle of the pressing plate and the clamping groove at the upper part of the bracket; the utility model discloses can realize that it is locking, prevent that the product from warping in the course of working to press from both sides tight back to irregular appearance product, realize initial positioning, press from both sides tightly, compress tightly and functions such as interlocking for the location clamp that realizes the product is tight fixed, and operating condition is stable.

Description

Unsettled location closing device in bottom is supported to duplex position lateral part

Technical Field

The utility model relates to a positioning and clamping device's technical field specifically is a unsettled location closing device in bottom is supported to duplex position lateral part.

Background

The replacement processing of precise products is an important guarantee for driving the transformation and upgrading of the products, a replacement processing factory needs to customize or manufacture equipment suitable for the processed products according to the technical parameter requirements of the processed products according to the structural characteristics of the products, and a clamping and positioning device of the existing numerical control processing center generally adopts a one-way positioning and clamping mechanical structure.

When the irregular structure part is machined, technicians in the industry think that a plurality of positioning assemblies can be used, and the clamping effect is achieved through mutual matching and adjustment of the plurality of positioning assemblies, so that the irregular structure part is suitable for machining.

The clamping mode is a relatively universal processing means in the current generation processing industry, the clamping mode generally has higher requirement on clamping a product with a special irregular appearance at the beginning, the clamping force is small and can be loosened in the processing process, or the clamping force is large, the product is easy to deform in the processing process, and therefore, the clamping device of one current station is set into two stations by technical personnel in further improvement and innovation, the functions of initial positioning, clamping and pressing are realized, and the two clamping devices are interlocked in the later processing process, so that the problems of loosening and deformation are avoided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-station lateral part supports unsettled location closing device in bottom and is provided with the problem in solving the background art.

In order to realize the purpose, the utility model provides a following technical scheme: a double-station side supporting bottom suspended positioning and pressing device comprises a workpiece, suspended positioning devices arranged at the rear side and the bottom of the workpiece and cylinder pressing devices arranged at the left side and the right side of the workpiece,

the suspended positioning device comprises a positioning seat and a bridge plate; the positioning seat is placed in a corresponding clamping groove of the bridge plate; inserting a pin into the mounting hole and locking the pin by using an inner hexagonal screw; and the bottom plane of the positioning seat is superposed with the upper plane of the gap bridge plate,

the cylinder pressing device comprises a pressing plate, a connecting piece, a connecting rod, a bracket, a cushion block and a cylinder; the upper surfaces of the bracket and the cushion block are superposed with the lower surface of the bridge plate; the lower surfaces of the bracket and the cushion block are superposed with the upper surface of the cylinder, and the bracket, the cushion block and the upper surface of the cylinder are fixed together through hexagon socket head cap screws;

the head of the connecting piece is clamped into the tail groove of the pressure plate and is fixedly connected with the tail groove of the pressure plate by a pin; the head and the tail of the connecting rod are respectively clamped into the middle of the pressing plate and the clamping groove at the upper part of the bracket and are fixedly connected by pins;

preferably, the positioning seat comprises a base fixedly connected with the bridge plate, a protrusion extending inwards on one side of the base is arranged, a supporting column is arranged at the bottom of the protrusion, and a section of cross section is formed between the supporting column and the protrusion.

Preferably, the two ends of the supporting column are provided with guide clamping grooves capable of containing workpieces.

Preferably, the height of the cushion block is consistent with the height of the base of the bracket.

Preferably, the tail of the connecting piece is connected with the output shaft of the cylinder through an inner hexagonal screw.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses unsettled location closing device that uses can realize pressing from both sides tight back locking, prevent that the product from warping in the course of working to irregular appearance product, realizes initial positioning, presss from both sides tightly, compresses tightly and functions such as interlocking, and the duplex position compresses tightly positioner appearance design exquisiteness, is applicable to aluminium die-casting shaping part, casting shaping part and powder metallurgy part for the location clamp that realizes the product is tight fixed, and operating condition is stable, has fine practicality, compares prior art and has had outstanding substantive characteristics.

Drawings

Fig. 1 is a schematic view of the explosion structure of the positioning and compressing device of the present invention;

fig. 2 is a schematic view of the top view structure of the positioning and pressing device of the present invention;

FIG. 3 is a schematic cross-sectional view of the cross-section C-C of FIG. 2 according to the present invention;

fig. 4 is a schematic view of the positioning seat structure of the present invention;

in the figure: 1. a workpiece; 2. positioning seats; 21. a base; 22. a protrusion; 23. a support pillar; 24. a guide clamping groove; 3. a bridge plate; 4. pressing a plate; 5. a connecting member; 6. a connecting rod; 7. a support; 8. cushion blocks; 9. a cylinder; 10. a hexagon socket head cap screw; 11. a pin.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meaning of terms in the present invention can be understood according to specific circumstances.

Referring to fig. 1-4, the present invention provides a technical solution: a double-station side supporting bottom suspended positioning and pressing device comprises a workpiece 1, suspended positioning devices arranged at the rear side and the bottom of the workpiece 1 and cylinder pressing devices arranged at the left side and the right side of the workpiece 1,

the suspended positioning device comprises a positioning seat 2 and a bridge plate 3; the positioning seat 2 is placed in a corresponding clamping groove of the bridge plate 3; inserting a pin 11 into the mounting hole and locking the pin by using an inner hexagonal screw 10; and the plane of the bottom of the positioning seat 2 is superposed with the plane of the upper part of the gap bridge plate 3,

the cylinder pressing device comprises a pressing plate 4, a connecting piece 5, a connecting rod 6, a bracket 7, a cushion block 8 and a cylinder 9; the upper surfaces of the bracket 7 and the cushion block 8 are superposed with the lower surface of the bridge plate 3; the lower surfaces of the bracket 7 and the cushion block 8 are superposed with the upper surface of the cylinder 9, and the bracket 7, the cushion block 8 and the upper surface of the cylinder 9 are fixed together through an inner hexagonal screw 10;

the head of the connecting piece 5 is clamped into the groove at the tail of the pressing plate 4 and is fixedly connected with the groove by a pin 11; the head and the tail of the connecting rod 6 are respectively clamped into the middle of the pressing plate 4 and the clamping groove at the upper part of the bracket 7 and are fixedly connected by a pin 11;

the positioning seat 2 comprises a base 21 fixedly connected with the bridge plate 3 and a bulge 22 arranged on one side of the base 21 and extending inwards, a supporting column 23 is arranged at the bottom of the bulge 22, and a section of section is formed between the supporting column 23 and the bulge 22. The bottom plane of a base 21 of two positioning seats 2 is overlapped with the upper plane of a gap bridge plate 3, the two positioning seats are placed at corresponding positions, pins are inserted and locked by hexagon socket head screws, protrusions 22 are fixed in annular grooves of workpieces 1 to play a role in limiting, supporting columns 23 are used for fixing the top protrusions 22, and in addition, cross sections formed between the supporting columns 23 and the protrusions 22 can be used for fixing workpieces 1 of different models or diameters of different positions on the inner sides of the workpieces 1 to be fixed, and the fixing and limiting purposes are achieved.

The two ends of the supporting column 23 are provided with guide clamping grooves 24 capable of placing the workpiece 1, the workpiece 1 is placed at a corresponding position according to the guide of the guide clamping grooves 24, and then the protrusions 22 are just fixed in the annular groove of the workpiece 1, so that the positioning of the workpiece 1 is realized.

The height of cushion 8 is highly unanimous with the base of support 7, and support 7 and 8 upper surfaces of cushion coincide with 3 lower surfaces of gap bridge, and support 7 and 8 lower surfaces of cushion and the coincidence of cylinder 9 upper surface to guarantee that the base of support 7 and cushion 8 are with high, then fix the three together through the hexagon socket head cap screw, can guarantee like this that parallel arrangement is between cylinder 9 and the gap bridge 3, and can guarantee that the output shaft of cylinder 9 is used in work piece 1 perpendicularly.

The tail part of the connecting piece 5 is connected with an output shaft of the cylinder 9 through an inner hexagonal screw 10; the lower surface of the connecting piece 5 coincides with the upper surface of the ejector rod of the air cylinder 9, and the lower surface of the connecting piece is fixedly connected with the upper surface of the ejector rod of the air cylinder 9 through screws, so that the acting force of the air cylinder 9 directly acts on the pressing plate 4 through the connecting piece 5, acts on the workpiece 1 through the pressing plate 4, and the other end of the pressing plate 4 is matched with the connecting rod 6 and the support 7, so that the workpiece 1 is fixed on the bridge plate 3, and the whole assembly is completed.

The working principle is as follows: the rear side and the bottom of the workpiece 1 are provided with side supporting and suspending fixing devices, and the left side and the right side of the workpiece 1 are provided with cylinder pressing devices; in addition, the power source of the device is compressed air. An air pipe (not shown in the drawing) is connected, and the four air cylinders 9 are in a reset state at the moment; the pressing plate 4, the connecting piece 5, the connecting rod 6 and the bracket 7 are fixedly connected with each other; the mutual acting force forms a pressing mode of a lever principle, and the pressing plate 4 is driven by the air cylinder 9 to be in an opening state. The workpiece 1 is placed into the profiling fixing part at the front end of the positioning seat 2, the pneumatic switch is turned on, and the pressing plates 4 are driven by the air cylinder 9 to press the left side and the right side of the workpiece 1. Because the screw position of the positioning seat 2 is arranged at the rear side of the workpiece 1, only a fixed connecting part is left in the middle of the front end of the positioning seat 2 to penetrate through the workpiece 1, the inner side of the workpiece 1 is positioned by profiling the bottom of the front end of the positioning seat 2, the position of the gap bridge plate 3 corresponding to the bottom of the workpiece 1 is hollowed, the workpiece 1 is in a suspended position at the moment, and the bottom of the workpiece is in an exposed state. So as to facilitate the machine tool to process the bottom of the workpiece 1 in all directions. And (3) closing the pneumatic switch, driving the pressing plate 4 to be in an opening state by the cylinder 9, and taking out the workpiece 1. Thus, a complete operation is completed.

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 appended claims and their equivalents.

Claims (5)

1. The utility model provides a duplex position lateral part supports unsettled location closing device in bottom, includes work piece (1), sets up at the unsettled positioner of work piece (1) rear side and bottom and sets up the cylinder closing device in both sides about work piece (1), its characterized in that:

the suspended positioning device comprises a positioning seat (2) and a bridge plate (3); the positioning seat (2) is placed in a corresponding clamping groove of the bridge plate (3); a pin (11) is inserted into the mounting hole and locked by an inner hexagonal screw (10); and the bottom plane of the positioning seat (2) is superposed with the upper plane of the bridge plate (3),

the cylinder pressing device comprises a pressing plate (4), a connecting piece (5), a connecting rod (6), a support (7), a cushion block (8) and a cylinder (9); the upper surfaces of the bracket (7) and the cushion block (8) are superposed with the lower surface of the bridge plate (3); the support (7), the lower surface of the cushion block (8) and the upper surface of the cylinder (9) are overlapped, and the support, the lower surface of the cushion block and the upper surface of the cylinder (9) are fixed together through an inner hexagonal screw (10);

the head of the connecting piece (5) is clamped into a groove at the tail of the pressing plate (4) and is fixedly connected with the pressing plate through a pin (11); the head and the tail of the connecting rod (6) are respectively clamped into the middle of the pressing plate (4) and the clamping groove in the upper part of the bracket (7) and are fixedly connected by a pin (11).

2. The double-station side support bottom suspended positioning and pressing device as claimed in claim 1, wherein: the positioning seat (2) comprises a base (21) fixedly connected with the bridge plate (3) and a bulge (22) arranged on one side of the base (21) and extending inwards, a supporting column (23) is arranged at the bottom of the bulge (22), and a section of cross section is formed between the supporting column (23) and the bulge (22).

3. The double-station side support bottom suspended positioning and pressing device as claimed in claim 2, wherein: and guide clamping grooves (24) capable of placing the workpiece (1) are formed in two ends of the supporting column (23).

4. The double-station side support bottom suspended positioning and pressing device as claimed in claim 1, wherein: the height of the cushion block (8) is consistent with that of the base of the bracket (7).

5. The double-station side support bottom suspended positioning and pressing device as claimed in claim 1, wherein: the tail part of the connecting piece (5) is connected with an output shaft of the cylinder (9) through an inner hexagonal screw (10).

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