CN218397091U - A Pneumatic Clamping Multifunctional Fixture with Digital Display - Google Patents

Abstract

The utility model discloses a multifunctional pneumatic clamping fixture with a digital display in the technical field of clamping fixtures, comprising a bottom plate, an L-shaped plate is fixed on the top of the bottom plate, and a clamping and holding device is installed on the side wall of the L-shaped plate for sliding The upper end of the L-shaped plate is fixed with a support plate, and the upper surface of the support plate is provided with a U-shaped groove. The two sides of the U-shaped groove are slidingly provided with a clamping plate, and the opposite side of the two clamping plates is fixed with a guide rod. The opposite ends of the two guide rods penetrate to the outside of the support plate and are slidably connected with the support plate. The two guide rod shafts between the two clamping plates and the U-shaped groove are both movable sleeves with pressure springs, and are located in the U-shaped groove. A set of positioning sliders are installed on the top of the two clamping plates inside the groove. The upper ends of the two sets of positioning sliders are fixedly sleeved with positioning discs, and the middle parts of the two sets of positioning sliders are movable. The holding plate solves the problem that the existing processing parts have various models and need to be clamped according to the size of the parts.

Description

A Pneumatic Clamping Multifunctional Fixture with Digital Display

technical field

The utility model relates to the technical field of clamping fixtures, in particular to a multifunctional pneumatic clamping fixture with a digital display.

Background technique

In the machining process, each part to be processed needs to be clamped and fixed first, and then the machine tool can be processed. Because the shapes and specifications of the parts to be processed are different, the fixtures and methods used to clamp the parts are also different.

The existing patent CN209303748U discloses a pneumatic clamping fixture, which relates to the technical field of auxiliary equipment for machining, and includes a mounting plate on which a sleeve with two ends is vertically fixed, and the sleeve is installed inside the There is a pull rod that can move up and down under the drive of the cylinder; the pull rod includes a rod body whose lower end is connected to the piston rod of the cylinder, and an inverted cone is connected to the upper end of the rod body, and the maximum diameter of the cone body is larger than the The inner diameter of the sleeve, the center of the pull rod is provided with a clamping cavity for clamping parts extending downward from the end face of the cone, and the circumference of the pull rod is provided with A plurality of slits extending downward, when the pull rod moves downward, the clamp flaps located between two adjacent slits will gather towards the axis of the pull rod and clamp the parts located in the clamp cavity . The utility model can automatically and quickly clamp and fix shaft parts, saving time and effort.

However, the above-mentioned device is only suitable for fixed clamping of several corresponding parts with fixed sizes. Since the existing processed parts are of various models, it is necessary to perform clamping and clamping according to the size of the parts. Based on this, the utility model designs a multifunctional pneumatic clamping fixture with a digital display to solve the above problems.

Utility model content

The purpose of this utility model is to provide a multifunctional pneumatic clamping fixture with digital display to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A multifunctional pneumatic clamping fixture with a digital display, including a base plate, an L-shaped plate is fixed on the upper end of the base plate, a clamping and holding mechanism is installed on the side wall of the L-shaped plate, and the upper end of the L-shaped plate is A support plate is fixed, and a U-shaped groove is opened on the upper surface of the support plate. A clamping plate is slid on both sides of the U-shaped groove, and a guide rod is fixed on the opposite side of the two clamping plates. The opposite ends of the two guide rods penetrate to the outside of the support plate and are slidably connected with the support plate, and the two guide rod shafts between the two clamping plates and the U-shaped groove are movably sleeved with pressure springs ;

A set of positioning sliders are slidably arranged above the two clamping plates inside the U-shaped groove, and the upper ends of the positioning sliders of the two groups are fixedly sleeved with a positioning disc, and the positioning sliders of the two groups The middle part of the shaft is movably sleeved with a holding plate, and the shaft of the positioning slider located between the two pressing plates and a plurality of positioning discs is movably sleeved with a thrust spring.

Preferably, a clamping piece is clamped between the two clamping plates, and both ends of the two clamping plates are arc-shaped.

Preferably, the clamping and holding mechanism includes a fixed plate fixed on the side wall of the L-shaped plate, the top of the fixed plate is fixed with a positioning plate, and the middle part of the positioning plate slides with a limit slide bar. One end of the position slide bar penetrates below the positioning plate and is fixedly connected with a side slide plate.

Preferably, the side slide plate is in sliding contact with the fixed plate, the middle part of the side wall away from the fixed plate is fixed with a side support plate, the upper end of the side support plate is fixed with an oil cylinder, and the middle part of the lower end of the side support plate A holding bar is fixedly provided, and the upper end of the holding bar is slid to be provided with directional slide bars on both sides.

Preferably, one end of the directional slide bar close to the pressing bar penetrates below the pressing bar and is jointly fixed with a pressing plate, and the output end of the oil cylinder penetrates below the pressing bar and connects with the upper surface of the pressing plate. Fixed connection.

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

By setting two clamping plates and two pressing plates, the clamping piece is placed between the two clamping plates through the mechanical arm, and the two clamping plates are pushed to the opposite sides to fit the clamping piece. For the width dimension, the two clamping plates move upwards to adapt to the thickness of the clamping part, thus realizing clamping and clamping according to parts of different models and sizes, increasing the scope of use of the pneumatic clamping.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the accompanying drawings required for the description of the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1 is the overall structure schematic diagram of the utility model overlooking angle;

Fig. 2 is the schematic diagram of enlarged structure at A place in Fig. 1 of the utility model;

Fig. 3 is a schematic structural diagram of the lateral clamping mechanism of the utility model from a side perspective;

Fig. 4 is a schematic structural diagram of the longitudinal clamping mechanism of the utility model from a side view.

In the accompanying drawings, the list of parts represented by each label is as follows:

1. Bottom plate; 2. L-shaped plate; 3. Support plate; 4. U-shaped groove; 5. Clamping plate; 6. Guide rod; 7. Pressure spring; 8. Positioning slide bar; 9. Positioning plate; 10. Pressing plate; 11, thrust spring; 12, clamping piece; 13, fixed plate; 14, positioning plate; 15, limit slide bar; 16, side slide plate; 17, side support plate; Holding bar; 20, directional slide bar; 21, pressing plate.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-4, the utility model provides a technical solution:

A multifunctional pneumatic clamping fixture with a digital display, comprising a bottom plate 1, an L-shaped plate is fixed on the upper end of the bottom plate 1, a clamping and holding mechanism is installed on the side wall of the L-shaped plate 2, and a fixed upper end of the L-shaped plate 2 is provided. There is a support plate 3, the upper end of the support plate 3 is provided with a U-shaped groove 4, the two sides of the U-shaped groove 4 are slidingly provided with a clamping plate 5, and the opposite side of the two clamping plates 5 is fixed with a guide rod 6, two The opposite ends of the guide rods 6 penetrate to the outside of the support plate 3 and are slidably connected with the support plate 3. The two guide rods 6 between the two clamping plates 5 and the U-shaped groove 4 are movable sleeves with pressure spring 7;

A set of positioning slide rods 8 are installed on top of the two clamping plates 5 inside the U-shaped groove 4. The two sets of positioning slide rods 8 are fixedly sleeved with a positioning disc 9 near the upper end of the shaft. The two sets of positioning slide rods 8 The middle part of the shaft is provided with a pressing plate 10 movably, and the positioning slide bar 8 between the two holding plates 10 and a plurality of positioning discs 9 is provided with a thrust spring 11 in a movable sleeve.

Wherein, the clamping member 12 is clamped between the two clamping plates 5, and both ends of the two clamping plates 5 are in an arc shape; clamping.

Wherein, the clamping and holding mechanism includes a fixed plate 13 fixedly arranged on the side wall of the L-shaped plate 2, the top of the fixed plate 13 is fixedly provided with a positioning plate 14, the middle part of the positioning plate 14 slides and is provided with a limit slide bar 15, and the limit slide bar One end of 15 penetrates below the positioning plate 14 and is fixedly connected with a side sliding plate 16; the sliding contact between the side sliding plate 16 and the fixing plate 13 can adjust the distance between the clamping mechanism and the clamping member 12.

Wherein, the side slide plate 16 is in sliding contact with the fixed plate 13, and the middle part of the side wall of the side slide plate 16 away from the fixed plate 13 is fixedly provided with a side support plate 17, and the upper end of the side support plate 17 is fixedly provided with an oil cylinder 18, and the middle part of the lower end of the side support plate 17 is fixed. A pressing bar 19 is provided, and the upper end of the pressing bar 19 is slid to be provided with a directional slide bar 20 on both sides;

Wherein, one end of the directional slide bar 20 near the pressing bar 19 penetrates to the bottom of the pressing bar 19 and is jointly fixed with a pressing plate 21, and the output end of the oil cylinder 18 penetrates to the bottom of the pressing bar 19 and is connected with the pressing plate 21. The upper end surface is fixedly connected; the pressing bar 19 can play the role of positioning and orienting the slide bar 20 .

Working principle: The clamping piece 12 is placed between the two clamping plates 5 by the mechanical arm, and the two clamping plates 5 are pushed to the opposite sides to adapt to the width of the clamping piece 12. The plate 10 moves upwards to adapt to the thickness of the clamping member 12, thereby realizing clamping and clamping according to parts of different models and sizes, increasing the scope of use of the pneumatic clamping;

After the two clamping plates 5 clamp the clamping piece 12, the pneumatic cylinder 18 drives the cylinder 18 to drive the pressing plate 21 to press down the clamping piece 12, thereby realizing the pressing operation of the clamping piece 12.

In the description of this specification, descriptions referring to the terms "one embodiment", "example", "specific example" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in the description of the present invention. In at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not exhaust all details, nor do they limit the utility model to the specific implementations described. Obviously, many modifications and variations can be made based on the contents of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that those skilled in the art can well understand and utilize the utility model.

Claims (5)

1. A pneumatic clamping multifunctional fixture with a digital display, comprising a base plate (1), characterized in that: the upper end of the base plate (1) is fixed with an L-shaped plate, and the side wall of the L-shaped plate (2) A clamping and holding mechanism is provided for sliding, and a support plate (3) is fixed on the upper end of the L-shaped plate (2), and a U-shaped groove (4) is opened on the upper end surface of the support plate (3), and the U-shaped groove (4) The clamping plates (5) are slidingly arranged on both sides, and the opposite sides of the two clamping plates (5) are fixedly provided with guide rods (6), and the opposite ends of the two guide rods (6) are Both penetrate to the outside of the support plate (3) and are slidably connected with the support plate (3), and the shafts of the two guide rods (6) between the two clamping plates (5) and the U-shaped groove (4) All movable sleeves are provided with pressure springs (7); A set of positioning slide bars (8) are slidably arranged above the two clamping plates (5) inside the U-shaped groove (4), and the two sets of positioning slide bars (8) are all fixed sleeves near the upper ends. Positioning discs (9) are provided, and the middle parts of the two sets of positioning slide bars (8) are movably provided with holding plates (10), which are located between the two pressing plates (10) and a plurality of positioning plates ( 9) The positioning slide bar (8) bar shaft between all activities is provided with thrust spring (11). 2. A multifunctional pneumatic clamping fixture with digital display according to claim 1, characterized in that: a clamping piece (12) is clamped between the two clamping plates (5), and the two clamping plates (5) are clamped. Both ends of the clamping plates (5) are arc-shaped. 3. A multifunctional pneumatic clamping fixture with digital display according to claim 1, characterized in that: the clamping and holding mechanism includes a fixed plate fixed on the side wall of the L-shaped plate (2) (13), the top of the fixed plate (13) is fixed with a positioning plate (14), the middle part of the positioning plate (14) slides to be provided with a limit slide bar (15), and one end of the limit slide bar (15) runs through To below the positioning plate (14) and fixedly connected with a side slide plate (16). 4. A multifunctional pneumatic clamping fixture with digital display according to claim 3, characterized in that: the side slide (16) is in sliding contact with the fixed plate (13), and the side slide (16) The middle part of the side wall away from the fixed plate (13) is fixedly provided with a side support plate (17), the upper end of the side support plate (17) is fixedly provided with an oil cylinder (18), and the middle part of the lower end of the side support plate (17) is fixedly provided with There is a pressing bar (19), and the upper end of the pressing bar (19) is provided with a directional slide bar (20) for sliding on both sides. 5. A multifunctional pneumatic clamping fixture with digital display according to claim 4, characterized in that: the end of the directional slide bar (20) close to the holding bar (19) penetrates to the holding bar (19) 19) and is jointly fixed with a pressing plate (21), and the output end of the oil cylinder (18) penetrates below the pressing bar (19) and is fixedly connected with the upper end surface of the pressing plate (21).

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