CN212095372U

CN212095372U - Hinged bridge-shaped pressure plate device

Info

Publication number: CN212095372U
Application number: CN202020733989.8U
Authority: CN
Inventors: 赵明; 郭婷妮
Original assignee: Shannxi Diesel Engine Heavy Industry Co Ltd
Current assignee: Shannxi Diesel Engine Heavy Industry Co Ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-08
Anticipated expiration: 2030-05-07

Abstract

The utility model provides an articulated formula bridge shape clamp plate device, including anchor clamps bottom plate and gyration board, anchor clamps bottom plate up end both sides are vertical fixed left stand and the right stand that is equipped with respectively, be equipped with the pivot on the right stand up end, the vertical setting of pivot and lower extreme rotate with right stand upper end to be connected, the gyration board right-hand member is articulated with the pivot upper end, the removable fixed connection in gyration board left end and left stand upper end, the terminal surface is equipped with the unsteady clamp plate that compresses tightly the work piece under the gyration board, unsteady clamp plate up end is articulated with the gyration board. The utility model discloses a setting of unsteady clamp plate realizes the regulation to the work piece state that compresses tightly, and the increase is to the area that compresses tightly of work piece, and pressure is even, guarantees the stability behind the work piece clamping, avoids the work piece aversion to produce the size deviation in the course of working to vertical level through the gyration board rotates, makes the clamping convenient, and safe and reliable has alleviateed artifical intensity of labour, and the clamping cost time is few, improves work efficiency's advantage.

Description

Hinged bridge-shaped pressure plate device

Technical Field

The utility model belongs to the technical field of machining, concretely relates to articulated formula bridge shape clamp plate device.

Background

In a high-power medium-high speed diesel engine, the diesel engine comprises a plurality of special-shaped box parts, such as a cylinder cover of the diesel engine. Due to the special shape of the part, the combined pressing plate cannot be adopted for clamping. When the existing parts are machined, a workpiece is clamped by a strip-shaped pressing plate, a screw and a nut, and the structure is shown in the attached drawing 6. The strip-shaped pressing plate mode is adopted for clamping the parts, and the following defects are overcome: 1. when the strip-shaped pressing plate is used for clamping, the length of the pressing plate is long, and the thickness of the pressing plate is generally thick in order to ensure the strength of the pressing plate, so that the weight of the pressing plate is large, and the operation strength of workers is high; 2. because the two ends of the strip-shaped pressing plate are pressed down, the pressing plate is elastically bent, the actual pressing plate is only in line contact or point contact with the machined part, and the stability is poor, so that the part moves in the machining process to generate size deviation; 3. the contact point is strong in pressure, and parts are easily crushed; 4. if increase clamp plate and part area of contact, just need spend a large amount of time during the clamping, choose for use the copper pad that polylith size, thickness are different to adjust, influence production efficiency greatly. There is therefore a need for improvements.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem: the utility model provides an articulated formula bridge shape clamp plate device, the utility model discloses a floating press plate's setting realizes the regulation to the work piece state that compresses tightly, and the increase is to the area that compresses tightly of work piece, and pressure is even, guarantees the stability behind the work piece clamping, avoids the work piece aversion to produce the size deviation in the course of working to vertical level through the gyration board rotates, makes the clamping convenient, and safe and reliable has alleviateed artifical intensity of labour, and the clamping cost time is few, improves work efficiency.

The utility model adopts the technical proposal that: articulated formula bridge shape clamp plate device, including anchor clamps bottom plate and gyration board, anchor clamps bottom plate up end both sides are vertical fixed left stand and the right stand that is equipped with respectively, be equipped with the pivot on the stand up end of the right side, the vertical setting of pivot and lower extreme rotate with the right stand upper end and be connected, the gyration board right-hand member is articulated with the pivot upper end, the removable fixed connection in gyration board left end and left stand upper end, the terminal surface is equipped with the unsteady clamp plate that compresses tightly the work piece under the gyration board, unsteady clamp plate up end is articulated with the gyration board.

In order to further limit the technical scheme, the rotating shaft is supported in the mounting hole at the upper end of the right upright post in a clearance mode and is limited by a flange cover in a covering mode; the right end of the rotary plate is hinged to the upper end of the rotary shaft through a pin shaft I, and the end of the pin shaft I is limited through an elastic check ring for the shaft.

To the further injecition of above-mentioned technical scheme, the removable fixed connection of gyration board left end and left stand upper end does: the improved rotary plate is characterized in that a screw rod is arranged at the upper end of the left upright, the screw rod is vertically arranged, the lower end of the screw rod is fixedly connected with the upper end of the left upright, a limiting nut is screwed on the screw rod, a clamping groove used for being clamped on the screw rod is formed in the left end of the rotary plate, and the rotary plate is clamped behind the screw rod and is fixed through a gasket and a locking nut.

According to the technical scheme, the middle of the rotary plate is provided with a waist-shaped hole, the upper end of the floating pressure plate is hinged in the waist-shaped hole through a pin shaft II, and a copper cushion block is arranged on the surface of the floating pressure plate for pressing the workpiece.

According to the technical scheme, one side of the upper portion of the right upright post is provided with an auxiliary supporting block for supporting the rotary plate, and the upper end face of the auxiliary supporting block is provided with a limiting screw.

The utility model has the advantages compared with the prior art:

1. according to the scheme, the floating pressing plate for pressing the workpiece is arranged on the lower end face of the rotating plate, the upper end face of the floating pressing plate is hinged with the rotating plate, the pressing state of the workpiece can be adjusted after clamping, the floating pressing plate can be in surface contact with the workpiece, the pressing area of the workpiece is increased, the pressure is uniform, the stability of the workpiece after clamping is ensured, and the size deviation caused by workpiece displacement in the machining process is avoided;

2. the clamp plate that will float in this scheme passes through the gyration board and supports, and gyration board one end is realized through pivot and round pin axle vertical rotation and the level on the right stand and is rotated, makes clamp plate structure clamping convenient, and safe and reliable has alleviateed artifical intensity of labour, and the clamping cost time is few, improves work efficiency.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of the present invention

FIG. 3 is a left side view of the structure of the present invention;

FIG. 4 is a schematic structural view of the middle revolving plate of the present invention in a vertical rotating state;

FIG. 5 is a schematic structural view of the middle rotary plate of the present invention in a state of being supported by the auxiliary support block after being horizontally rotated;

fig. 6 is a schematic structural diagram of the prior art.

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 work belong to the protection scope of the present invention.

In the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one.. said element does not exclude the presence of other like elements in the process, method, article or apparatus that comprises the element.

Please refer to fig. 1-5 to detail the embodiment of the present invention:

articulated formula bridge shape presser device, including anchor clamps bottom plate 1 and gyration board 4, 1 up end both sides of anchor clamps bottom plate are equipped with left stand 2 and right stand 3 through the vertical fixed left stand 2 and right stand 3 of bolt respectively, be equipped with pivot 5 on the 3 up end of right stand, 5 vertical settings of pivot and lower extreme are connected with 3 upper ends of right stand are rotated, 5 clearances in the mounting hole of 3 upper ends of right stand of pivot support and through the 15 lids of flange lid spacing, make pivot 5 can wind its central free rotation. The right end of the rotary plate 4 is hinged with the upper end of the rotary shaft 5 through a pin shaft I6, and the end of the pin shaft I6 is limited through a shaft elastic check ring 7. The structure enables the rotary plate 4 to vertically rotate around the pin shaft I6 and horizontally rotate around the rotating shaft 5.

4 left ends of gyration board and the removable fixed connection in 2 upper ends of left stand, it is specific, the removable fixed connection in 4 left ends of gyration board and 2 upper ends of left stand does: the upper end of the left upright post 2 is provided with a screw rod 10, the screw rod 10 is vertically arranged, the lower end of the screw rod 10 is fixedly connected with the upper end of the left upright post 2, a limit nut 13 is screwed on the screw rod 10, so that the clamping state of the rotary plate 4 is uniform at each time, the left end of the rotary plate 4 is provided with a clamping groove used for being clamped on the screw rod 10, and the rotary plate 4 is clamped behind the screw rod 10 and is fixed through a gasket 12 and a locking nut 11.

The lower end face of the rotary plate 4 is provided with a floating pressing plate 8 for pressing a workpiece, and the upper part of the floating pressing plate 8 is hinged with the rotary plate 4. The middle part of the rotary plate 4 is provided with a waist-shaped hole, and the upper end of the floating pressing plate 8 is hinged in the waist-shaped hole through a pin shaft II 17, so that the floating pressing plate 8 can be freely adjusted within a certain range of angle. The surface of the floating pressing plate 8, which is used for pressing the workpiece, is provided with a copper cushion block 9, the copper cushion block 9 is in contact with the workpiece when the workpiece is clamped, the contact area is large, and the part is prevented from being crushed.

An auxiliary supporting block 14 for supporting the rotary plate 4 is arranged on one side of the upper portion of the right upright post 3, and the rotary plate 4 can be placed on the auxiliary supporting block 14 in an open state, so that the labor intensity of workers is reduced. The upper end face of the auxiliary supporting block 14 is provided with a limiting screw 16, so that the rotary plate 4 is prevented from falling off when being placed on the auxiliary supporting block 14, and the safety is improved.

The working principle is as follows: before clamping the part, the rotary plate 4 is opened upwards around the pin I6 and then horizontally rotated for 90 degrees around the rotating shaft 5 to be placed on the auxiliary supporting block 14; then, a workpiece is hoisted and placed on the clamp bottom plate 1, then the rotary plate 4 is rotatably placed on the workpiece pressing surface, the angle of the floating pressing plate 8 is automatically adjusted, the copper cushion block 9 is completely contacted with the workpiece clamping surface, and finally, the gasket 12 and the locking nut 11 are installed and screwed on the screw rod 10, so that the workpiece is clamped.

In the utility model, the floating pressing plate 8 for pressing the workpiece is arranged on the lower end face of the rotary plate 4, the upper end face of the floating pressing plate 8 is hinged with the rotary plate 4, after clamping, the pressing state of the workpiece can be adjusted, surface contact is realized between the floating pressing plate 8 and the workpiece, the pressing area of the workpiece is increased, the pressure is uniform, the stability of the workpiece after clamping is ensured, and the workpiece is prevented from shifting to generate size deviation in the processing process; the design of the rotary plate 4 has the advantages of convenient clamping, safety, reliability, reduced labor intensity, less clamping time and improved working efficiency.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Articulated formula bridge shape presser device, including anchor clamps bottom plate (1) and gyration board (4), anchor clamps bottom plate (1) up end both sides are vertical fixed left stand (2) and right stand (3) of being equipped with respectively, its characterized in that: be equipped with pivot (5) on the right side stand (3) up end, pivot (5) vertical setting and lower extreme rotate with right stand (3) upper end and be connected, gyration board (4) right-hand member is articulated with pivot (5) upper end, the removable fixed connection in gyration board (4) left end and left stand (2) upper end, the terminal surface is equipped with unsteady clamp plate (8) that compress tightly the work piece under gyration board (4), unsteady clamp plate (8) upper portion is articulated with gyration board (4).

2. The articulating bridge platen device of claim 1, wherein: the rotating shaft (5) is supported in a mounting hole at the upper end of the right upright post (3) in a clearance manner and is covered and limited by a flange cover (15); the right end of the rotary plate (4) is hinged to the upper end of the rotating shaft (5) through a pin shaft I (6), and the end of the pin shaft I (6) is limited through a shaft elastic check ring (7).

3. The articulating bridge platen device of claim 1, wherein: the detachable fixed connection between the left end of the rotary plate (4) and the upper end of the left upright post (2) is as follows: the improved structure is characterized in that a screw rod (10) is arranged at the upper end of the left upright post (2), the screw rod (10) is vertically arranged, the lower end of the screw rod (10) is fixedly connected with the upper end of the left upright post (2), a limiting nut (13) is screwed on the screw rod (10), a clamping groove used for being clamped on the screw rod (10) is formed in the left end of the rotary plate (4), and the rotary plate (4) is clamped behind the screw rod (10) and fixed through a gasket (12) and a locking nut (11).

4. The articulating bridge platen device of claim 1, wherein: the middle of the rotary plate (4) is provided with a waist-shaped hole, the upper part of the floating pressing plate (8) is hinged in the waist-shaped hole through a pin shaft II (17), and a copper cushion block (9) is arranged on the surface of the floating pressing plate (8) used for pressing a workpiece.

5. The articulating bridge platen device of claim 1, wherein: and one side of the upper part of the right upright post (3) is provided with an auxiliary supporting block (14) for supporting the rotary plate (4), and the upper end surface of the auxiliary supporting block (14) is provided with a limit screw (16).