CN212578412U

CN212578412U - Cylinder rapid clamp

Info

Publication number: CN212578412U
Application number: CN202021222744.5U
Authority: CN
Inventors: 王泳; 闫波; 马龙飞
Original assignee: Loteem Beijing Rail Transit Technology Co Ltd
Current assignee: Loteem Beijing Rail Transit Technology Co Ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-02-23
Anticipated expiration: 2030-06-29

Abstract

The utility model provides a cylinder rapid fixture, include: the device comprises a bottom plate, a cylinder positioning plate and a pair of pressing devices, wherein the cylinder positioning plate and the pair of pressing devices are arranged on the bottom plate; the cylinder positioning plate is provided with a positioning groove, and the shape of the positioning groove is matched with that of the cylinder to be positioned; the pair of pressing devices are arranged on one side of the positioning groove side by side, and after the cylinder to be positioned is placed into the positioning groove, the pair of pressing devices are respectively and correspondingly pressed with two end parts of the cylinder to be positioned. The utility model discloses the practical cylinder locating plate that has the constant head tank fixes a position the cylinder, utilizes a pair of closing device to compress tightly the top and the bottom of cylinder simultaneously, can once only accomplish the positioning work of cylinder, realizes the function with the quick fixed clamp of cylinder.

Description

Cylinder rapid clamp

Technical Field

The utility model relates to a cylinder clamping technical field especially relates to a cylinder rapid fixture.

Background

At present, a small cylinder is widely used as a power actuator on a collector shoe (also called a third rail current collector) of a subway vehicle. As an important actuator of the collector shoe, the cylinder needs to be periodically inspected. The cylinder needs to be disassembled in the process of maintenance, the sealing piece needs to be replaced, and then the assembly is carried out. In the process of mounting and dismounting the cylinder, the cylinder needs to be fixed so as to mount and dismount the bolts on two side surfaces of the cylinder. The existing mode is that a tiger's mouth clamp on a working table is used for fixing a cylinder, and the middle part of the cylinder is provided with a convex surface with an irregular shape, a plurality of exhaust ports and air inlets. In the process of each overhauling operation, the bottom of the cylinder is clamped by the vice jaw, the screw on one side is installed and disassembled, and then the bolt on the other side is installed and disassembled by clamping the top of the cylinder by the vice jaw. This just needs to carry out twice clamping to the cylinder, and it is low to clamp work efficiency with tiger's mouth clamp. In addition, the clamping force is often not controlled in the process of clamping the air cylinder, and the air cylinder is easily damaged if the clamping force is too large.

SUMMERY OF THE UTILITY MODEL

Therefore, an object of the utility model is to provide a can be with the cylinder quick fixture of the quick fixed clamp of cylinder.

Further, closing device presss from both sides including compressing tightly the handle, compressing tightly the arm, adaptor and elbow, compress tightly the handle with compressing tightly the arm and all rotationally connecting on the elbow presss from both sides, just compress tightly the handle with compress tightly between the arm through the adaptor links to each other.

Furthermore, a sliding groove is formed in the pressing arm, a pressing force adjusting screw is connected to the sliding groove in a sliding mode, and a pressing head is connected to one end, facing the cylinder to be positioned, of the pressing force adjusting screw.

Further, the material of the pressure head is rubber.

Further, the pressing force adjusting screw comprises two nuts and a screw, the screw penetrates through the sliding groove, and the two nuts are respectively located on two sides of the sliding groove.

Further, the elbow clip is connected to the bottom plate through the elbow clip mounting seat.

Furthermore, the height of the elbow clamp mounting seat is equal to the sum of the minimum thickness of the cylinder positioning plate and the maximum width of the bottom surface of the cylinder to be positioned.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a view showing a construction of a cylinder rapid jig;

FIG. 2 is a block diagram of a hold-down device in an unlocked state;

fig. 3 shows a structure diagram of a pressing device in a pressing state.

In the drawings are labeled:

1 pressing handle

2 elbow clip

3 elbow clip mounting base

4 bottom plate

5 pressing force adjusting screw

6 pressure head

7 cylinder locating plate

71 positioning groove

8 pressing arm

81 chute

9 adaptor

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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 description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides a cylinder rapid fixture, as shown in figure 1, include: the device comprises a bottom plate 4, a cylinder positioning plate 7 and a pair of pressing devices, wherein the cylinder positioning plate 7 and the pair of pressing devices are arranged on the bottom plate 4; the cylinder positioning plate 7 is provided with a positioning groove 71, and the shape of the positioning groove 71 is matched with that of a cylinder to be positioned; the pair of pressing devices are arranged on one side of the positioning groove 71 side by side, and after the cylinder to be positioned is placed into the positioning groove 71, the pair of pressing devices are respectively and correspondingly pressed with two end parts of the cylinder to be positioned. The utility model discloses practical cylinder locating plate 7 that has constant head tank 71 fixes a position the cylinder, utilizes a pair of closing device to compress tightly the top and the bottom of cylinder simultaneously, can once only accomplish the positioning work of cylinder, realizes the function with the quick fixed clamp of cylinder.

In an aspect of the embodiment of the present invention, the pressing device includes a pressing handle 1, a pressing arm 8, an adaptor 9 and an elbow clip 2, the pressing handle 1 and the pressing arm 8 are all rotatably connected to the elbow clip 2, and the pressing handle 1 and the pressing arm 8 pass through therebetween the adaptor 9 is connected to each other. In a release state, referring to fig. 2, the pressing handle 1 is pulled up to drive the pressing arm 8 to lift up, and the cylinder is released; in the compressing state, referring to fig. 3, the compressing handle 1 is pressed up to drive the compressing arm 8 to press down to compress the cylinder. In a specific embodiment, as shown in fig. 2 and 3, the air cylinder is clamped when the pressing handle 1 is pulled to the vertical state, and the air cylinder is released when the pressing handle 1 is put into the inclined state.

Preferably, the pressing arm 8 is provided with a sliding groove 81, a pressing force adjusting screw 5 is slidably connected in the sliding groove 81, a pressing head 6 is connected to one end, facing the cylinder to be positioned, of the pressing force adjusting screw 5, and in a pressing state, the pressing arm 8 presses the cylinder through the pressing head 6. More preferably, the material of the ram 6 is rubber. The rubber pressure head 6 can generate slight deformation in the clamping process, so that the cylinder is protected. Alternatively, the cylinder positioning plate 7 is fixed on the bottom plate 4 by a countersunk screw, and the positioning groove 71 is designed to allow the pressing head 6 to press on the central axis of the cylinder. Meanwhile, a groove is formed in the middle of the cylinder positioning plate 7, so that interference between the middle bulge of the cylinder and the cylinder positioning plate 7 is avoided.

The pressing force adjusting screw 5 includes two nuts and a screw, the screw passes through the sliding groove 81, and the two nuts are respectively located on two sides of the sliding groove. The two nuts above and below the adjusting screw are loosened, and the extending length of the pressure head 6 can be adjusted, so that the pressing force is adjusted.

In one aspect of the present embodiment, the toggle clamp 2 is connected to the base plate 4 via the toggle clamp mount 3. Optionally, the toggle clamp mount 3 is welded to the base plate 4 and has a threaded hole at the top for mounting the fixed toggle clamp 2. Preferably, the height of the toggle clamp mounting seat 3 is equal to the sum of the minimum thickness of the cylinder positioning plate 7 and the maximum width of the bottom surface of the cylinder to be positioned. The elbow clamp mounting seat 3 enables the rotation base points of the pressing handle 1 and the pressing arm 8 and the pressing plane on the cylinder to be located on the same plane as much as possible, so that the pressing force is conveniently applied, and the structural design difficulty is simplified.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A cylinder rapid clamp, comprising:

the device comprises a bottom plate, a cylinder positioning plate and a pair of pressing devices, wherein the cylinder positioning plate and the pair of pressing devices are arranged on the bottom plate;

the cylinder positioning plate is provided with a positioning groove, and the shape of the positioning groove is matched with that of the cylinder to be positioned;

the pair of pressing devices are arranged on one side of the positioning groove side by side, and after the cylinder to be positioned is placed into the positioning groove, the pair of pressing devices are respectively and correspondingly pressed with two end parts of the cylinder to be positioned.

2. The cylinder rapid jig of claim 1,

the compressing device comprises a compressing handle, a compressing arm, an adapter and an elbow clamp, wherein the compressing handle is rotationally connected with the compressing arm on the elbow clamp, and the compressing handle is connected with the compressing arm through the adapter.

3. The cylinder rapid jig of claim 2,

the pressing arm is provided with a sliding groove, a pressing force adjusting screw is connected in the sliding groove in a sliding mode, and one end, facing the cylinder to be positioned, of the pressing force adjusting screw is connected with a pressing head.

4. The cylinder rapid jig of claim 3,

the pressure head is made of rubber.

5. The cylinder rapid jig of claim 3,

the pressing force adjusting screw comprises two nuts and a screw, the screw penetrates through the sliding groove, and the two nuts are respectively located on two sides of the sliding groove.

6. The cylinder rapid jig of claim 2,

the elbow clip is connected to the bottom plate through the elbow clip mounting seat.

7. The cylinder rapid jig of claim 6,

the height of the toggle clamp mounting seat is equal to the sum of the minimum thickness of the cylinder positioning plate and the maximum width of the bottom surface of the cylinder to be positioned.