Membrane tightening tool of pneumatic membrane actuating mechanism

Abstract

The utility model provides a pneumatic diaphragm actuating mechanism diaphragm tightening tool which comprises a support, a top plate is arranged on the top of the support, the upper end face of the top plate is horizontal, and a vertically-arranged inserting hole is formed in the center of the top plate. The lower end of the top plate is connected with a vertically arranged side plate; anti-rotation plates which are horizontally arranged are inserted into the side plates, so that the anti-rotation plates can horizontally move; the anti-rotation plate is provided with a limiting groove and a separating groove of which notches are connected with each other, and the separating groove is wider than the limiting groove and is transited through an inclined plane; two symmetrical and parallel planes are arranged at the lower end of the push rod; the width of the limiting groove is consistent with that of the plane; and the plane is inserted into the limiting groove or the separating groove through the movement of the anti-rotating plate. The limiting groove is clamped with the plane, the clamping structure is more stable, and the surface of the push rod is not prone to being scratched; according to the utility model, manual plane clamping is replaced, the labor intensity is reduced, and the operation safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to start -up film actuator technical field, specifically a kind of pneumatic film actuator diaphragm tight tool. BACKGROUND

[0002] Pneumatic film actuator, including diaphragm, travel stopper, limit piece, tray, O ring, push rod and lock nut (reference Figure 3 ), need to be assembled into a whole before being loaded into actuator.The assembly process is generally as follows:1, use open wrench to clamp the two assembly process planes machined on push rod;2, tighten the hexagonal nut assembled on push rod with sleeve wrench.This assembly method can easily have the following defects:1, artificial operation open wrench does not clamp the two machined planes on push rod, and open wrench can easily damage the surface of push rod, and the seal of push rod will fail;2, open wrench suddenly separates from pull rod when exerting force, causing injury to the human body and triggering safety accidents;3, low assembly efficiency.

[0003] Therefore, how to overcome the above-mentioned defects has become a problem to be solved by the skilled in the art. CONTENT OF THE UTILITY MODEL

[0004] To solve the technical problems in the background art, the utility model discloses a kind of pneumatic film actuator diaphragm tight tool.

[0005] The utility model provides a kind of pneumatic film actuator diaphragm tight tool, including support, support top is provided with top plate, the upper end surface of top plate is horizontal, and the vertical arrangement of insertion hole is arranged in the center position thereof;

[0006] The lower end of top plate is connected with the vertical arrangement of side plate;

[0007] Horizontal arrangement of anti-rotation plate is inserted in side plate, so that anti-rotation plate can be horizontally moved;

[0008] Anti-rotation plate is provided with limit slot and disengagement slot connected with notch, the slot width of disengagement slot is greater than limit slot, and is transitioned through inclined plane;

[0009] The lower end of push rod is provided with two symmetric, parallel arrangement planes;

[0010] The slot width of limit slot is consistent with the width of plane;

[0011] By moving anti-rotation plate, plane is inserted in limit slot or disengagement slot.

[0012] The installation procedure of the utility model is: 1, push rod from top to bottom vertically through the plug-in hole, its lower end is plugged into the disengagement groove;2, push the anti-rotation plate, so that the limiting groove clamping plane;3, stroke stopper from top to bottom through the plug-in hole, sleeve push rod;4, tray from top to bottom sleeve push rod, until the lower end surface of tray abuts the shoulder of stroke stopper;5, diaphragm from top to bottom sleeve push rod, until the lower end surface of diaphragm abuts the upper end surface of tray;6, O ring from top to bottom sleeve push rod, until abutting the upper end surface of stopper;7, limiting piece from top to bottom sleeve push rod, until its lower end surface abuts the upper end surface of tray, and the boss of limiting piece lower end clamps the inner hole of diaphragm;8, use wrench to lock and fix the lock nut on the upper end of push rod, the lower end surface of lock nut abuts the limiting piece;9, reverse pull anti-rotation plate, so that the push rod is plugged into the disengagement groove;19, take out the assembled pneumatic diaphragm assembly upward.

[0013] The beneficial effects of the above setting are: 1, the limiting groove clamping plane, its clamping structure is more stable, and the push rod surface is not easy to be scratched;2, the utility model replaces manual clamping plane, reduces the labor intensity, and improves the safety of operation;3, the push rod, stroke stopper, tray, diaphragm, O ring, limiting piece and lock nut are installed one by one, and each part can be operated with both hands, which is not only simple in operation, but also high in efficiency.

[0014] Due to the unstable position of the anti-rotation plate, when the plane is clamped into the limiting groove, the relative sliding phenomenon is easy to occur, thereby causing the push rod to be scratched and worn, based on this, further improvement lies in that: the side plate is plugged with a horizontally arranged positioning pin;The side wall of the anti-rotation plate is provided with a horizontally arranged positioning hole;When the plane is plugged into the limiting groove, the positioning pin is coaxial with the positioning hole and is plugged into the positioning hole.

[0015] The manual push positioning pin is inserted into the positioning hole, which needs to push the anti-rotation plate and the positioning pin at the same time, and the operation is relatively complicated, based on this, further improvement lies in that: the positioning pin is elastically connected with the side plate through the first spring, and in the free state, the positioning pin is stretched out under the action of the elastic force of the first spring and is automatically inserted into the positioning hole.

[0016] If the side plate is one piece, the position is unstable when the anti-rotation plate moves, based on this, further improvement lies in that: the side plate is provided with a first side plate and a second side plate arranged symmetrically, and is connected with one end of the top plate respectively;The anti-rotation plate penetrates the first side plate and the second side plate.

[0017] The push-pull action of the anti-rotation plate is driven by hand, which is relatively complicated and more laborious, based on this, further improvement lies in that: the anti-rotation plate and the second side plate are further connected with a second spring, and in the free state, the anti-rotation plate is away from the second side plate under the action of the elastic force of the second spring, so that the push rod is plugged into the disengagement groove.

[0018] To improve the stability of the second spring telescoping, further design is that the lower end of the anti-rotation plate is vertically connected with a driving plate parallel to the side plate; one end of the horizontal arranged connecting rod is threadedly connected with the driving plate, and the other end penetrates through the second side plate; the second spring sleeve connects the connecting rod, one end of which is connected with the connecting rod, and the other end is connected with the second side plate.

[0019] The utility model discloses the beneficial effect is: 1, the limit groove clamping plane, its clamping structure is more stable, and the push rod surface is not easy to be scratched;2, the utility model discloses replace manual clamping plane, reduced the labor intensity, improved the security of operation;3, push rod, stroke stopper, tray, diaphragm, O type ring, limiting piece and lock nut are installed one by one, and every part can be operated with both hands, not only simple operation, and high efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0020] The utility model discloses further illustrate in combination with the drawings and examples.

[0021] Figure 1 It is the front view of the utility model;

[0022] Figure 2 It is Figure 1 the section view of A-A;

[0023] Figure 3 It is the structure schematic diagram after push rod, stroke stopper, tray, diaphragm, O type ring, limiting piece and lock nut assembly;

[0024] In the drawing: 1, support;2, anti-rotation plate;3, positioning pin;4, first spring;5, second spring;6, driving plate;7, connecting rod;8, lock bolt;11, top plate;12, plug-in hole;13, first side plate;14, second side plate;15, pull rod;16, fixed base;17, guide cylinder;18, handle;19, bottom plate;21, limit groove;22, disengaging groove;23, positioning hole;31, pull handle;32, first limit step;81, inner hole;82, second limit step;101, push rod;102, plane;103, stroke stopper;104, tray;105, diaphragm;106, O type ring;107, lock nut;108, wrench;109, limiting piece. DETAILED DESCRIPTION

[0025] Now the utility model will be further explained in detail in combination with the drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the utility model in a schematic way, therefore it only shows the structure related to the utility model.

[0026] For example Figure 1As shown, the utility model discloses a kind of pneumatic film execution mechanism diaphragm tight tool, including support 1, support 1 top is provided with the top plate 11 of horizontal arrangement, lower end is provided with the bottom plate 19 of horizontal arrangement. First side plate 13 and second side plate 14 of symmetrical arrangement are connected between top plate 11 and bottom plate 19, and the upper end of first side plate 13 and second side plate 14 is respectively connected the both ends of bottom plate 19. The upper end surface of top plate 11 is horizontally arranged, and the center position is provided with the vertical arrangement of insertion hole 12.

[0027] Rectangular through hole is opened in the same position of first side plate 13 and second side plate 14, horizontal arrangement prevents rotation board 2 from being penetrated in through hole, and is matched with clearance with through hole, so that preventing rotation board 2 can move horizontally. Figure 2 As shown, preventing rotation board 2 is provided with limit slot 21 and disengagement groove 22 that notch connects each other, the slot width of disengagement groove 22 is greater than limit slot 21, and is transitioned by inclined plane;The lower end of push rod 101 is provided with two symmetrical, parallel arrangement planes, and the slot width of limit slot 21 is consistent with the width of plane 102. By preventing rotation board 2 movement, so that plane 102 is inserted in limit slot 21 or in disengagement groove 22. Inclined transition between limit slot 21 and disengagement groove 22, facilitating push rod 101 is introduced into limit slot 21.

[0028] The outer side of first side plate 13 is also provided with the fixed seat 16 of "several" characters, and the open end is fixedly connected with first side plate 13 by bolt. The bottom of fixed seat 16 is inserted with the guide cylinder 17 of horizontal arrangement, and one end of pull rod 15 passes through guide cylinder 17 and is threadedly connected with first side plate 13;The other end of pull rod 15 is threadedly connected with handle 18. Handle 18 is convenient for hand to hold, so as to facilitate the push and pull of preventing rotation board 2;Guide cylinder 17 is used for the movement guide of pull rod 15, so as to improve the stability of preventing rotation board 2 movement.

[0029] The lower end of preventing rotation board 2 is vertically connected with driving plate 6, and driving plate 6 is located between first side plate 13 and second side plate 14. One end of horizontal arrangement connecting rod 7 is threadedly connected with driving plate 6, and the other end passes through second side plate 14. The position of connecting rod 7 close to threaded end is provided with boss, and second spring 5 is sleeved with connecting rod 7, and one end abuts boss, and the other end abuts second side plate 14, so as to realize the elastic connection of preventing rotation board 2 and second side plate 14. In other embodiments, one end of second spring 5 can also abut driving plate 6, and the other end abuts second side plate 14. When no external force is applied to preventing rotation board 2, preventing rotation board 2 automatically moves away from second side plate 14 under the action of second spring 5, so that push rod 101 is inserted in disengagement groove 22.

[0030] Because the position of the anti-rotation plate 2 is unstable, when the flat surface 102 is clamped into the limiting groove 21, the phenomenon of relative sliding is prone to occur, thereby causing the push rod 101 to be scratched and worn, and therefore the first side plate 13 is inserted with a horizontally arranged positioning pin 3; the side wall of the anti-rotation plate 2 is provided with a horizontally arranged positioning hole 23; when the flat surface 102 is inserted into the limiting groove 21, the positioning pin 3 is coaxial with the positioning hole 23 and is inserted into the positioning hole 23. The first side plate 13 is threadedly connected with a horizontally arranged locking screw, the locking screw is provided with an axially arranged inner hole 81; one end of the positioning pin 3 passes through the inner hole 81, is inserted into the positioning hole 23, the other end reversely passes through the inner hole 81 and is threadedly connected with a pull handle 31. The pull handle 31 is convenient for a hand to hold and push and pull the positioning pin 3. The outer wall of the positioning pin 3 is provided with a recessed first limiting step 32, the inner wall of the locking screw 8 is provided with a recessed second limiting step 82 corresponding to the first limiting step 32, the first spring 4 is sleeved on the positioning pin 3, and the two ends of the first spring 4 abut against the first limiting step 32 and the second limiting step 82 respectively, so that the positioning pin 3 is elastically connected. Under the action of no external force, the positioning pin 3 moves towards the through hole, so that when the anti-rotation plate 2 is pushed to move towards the second side plate 14, the positioning pin 3 can be automatically inserted into the positioning hole 23.

[0031] The installation procedure of the utility model is: 1, the push rod 101 vertically passes through the insertion hole 12 from top to bottom, and the lower end is inserted into the disengagement groove 22; 2, the anti-rotation plate 2 is pushed, so that the limiting groove 21 clamps the flat surface 102, the push rod 101 is fixed and cannot rotate; 3, the stroke stopper 103 passes through the insertion hole 12 from top to bottom, and is sleeved on the push rod 101; 4, the tray 104 is sleeved on the push rod 101 from top to bottom until the lower end surface of the tray 104 abuts against the shoulder of the stroke stopper 103; 5, the diaphragm 105 is sleeved on the push rod 101 from top to bottom until the lower end surface of the diaphragm 105 abuts against the upper end surface of the tray 104; 6, the O-shaped ring 106 is sleeved on the push rod 101 from top to bottom until abutting against the upper end surface of the stopper; 7, the limiting piece 109 is sleeved on the push rod 101 from top to bottom until the lower end surface thereof abuts against the upper end surface of the tray 104, and the boss at the lower end of the limiting piece 109 clamps the inner hole 81 of the diaphragm 105; 8, the locking nut 107 is locked and fixed on the upper end of the push rod 101 by using the wrench 108, and the lower end surface of the locking nut 107 abuts against the limiting piece 109; the wrench 108 is preferably a socket wrench 108; 9, the anti-rotation plate 2 is pulled reversely, so that the push rod 101 is disengaged from the limiting groove 21 and is inserted into the disengagement groove 22; 19, the assembled pneumatic diaphragm assembly is taken out upward.

[0032] Compared with the prior art, the beneficial effects of the embodiment are: 1, the limiting groove 21 clamps the plane 102, the clamping structure is more stable, and the surface of the push rod 101 is not easy to be scratched; 2, the utility model replaces manual clamping of the plane 102, reduces the labor intensity, and improves the safety of operation; 3, the push rod 101, the stroke stopper 103, the tray 104, the diaphragm 105, the O-shaped ring 106, the limiting piece 109 and the locking nut 107 are installed one by one (the structure of the assembled one is referred to Figure 3 ), and each part can be installed by two hands, which is not only simple in operation, but also high in efficiency.

[0033] Based on the above ideal embodiments of the utility model, through the above description, relevant staff can make various changes and modifications without deviating from the technical idea of the utility model. The technical scope of the utility model is not limited to the content in the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. A pneumatic diaphragm actuator diaphragm crimping tool, characterized by: The application relates to a support (1) provided with a top plate (11) at the top, wherein the upper end surface of the top plate (11) is horizontal, and a vertical insertion hole (12) is arranged at the center position of the top plate (11); A vertical side plate is connected to the lower end of the top plate (11); A horizontal anti-rotation plate (2) is inserted into the side plate; The anti-rotation plate (2) is provided with a limiting groove (21) and a disengaging groove (22) which are connected through notches, the groove width of the disengaging groove (22) is larger than that of the limiting groove (21), and the disengaging groove (22) is connected to the limiting groove (21) through a slope; The lower end of the push rod (101) is provided with two symmetrical and parallel planes (102); The groove width of the limiting groove (21) is consistent with the width of the plane (102); The plane (102) is inserted into the limiting groove (21) or the disengaging groove (22) by moving the anti-rotation plate (2).

2. The air-actuated diaphragm actuator diaphragm tightening tool of claim 1, wherein: A horizontal positioning pin (3) is inserted into the side plate; A horizontal positioning hole (23) is arranged on the side wall of the anti-rotation plate (2); When the plane (102) is inserted into the limiting groove (21), the positioning pin (3) is coaxial with the positioning hole (23) and is inserted into the positioning hole (23).

3. The air-actuated diaphragm actuator diaphragm tightening tool of claim 2, wherein: The positioning pin (3) is elastically connected to the side plate through a first spring (4), and in the free state, the positioning pin (3) is automatically inserted into the positioning hole (23) under the elastic force of the first spring (4).

4. The air-actuated diaphragm actuator diaphragm tightening tool of claim 2, wherein: The side plate is provided with a first side plate (13) and a second side plate (14) which are symmetrically arranged and are respectively connected to one end of the top plate (11); The anti-rotation plate (2) penetrates through the first side plate (13) and the second side plate (14).

5. The air-actuated diaphragm actuator diaphragm crimping tool of claim 4, wherein: A second spring (5) is further arranged between the anti-rotation plate (2) and the second side plate (14), and in the free state, the anti-rotation plate (2) is away from the second side plate (14) under the elastic force of the second spring (5), so that the push rod (101) is inserted into the disengaging groove (22).

6. The air-actuated diaphragm actuator diaphragm crimping tool of claim 5, wherein: A driving plate (6) parallel to the side plate is vertically connected to the lower end of the anti-rotation plate (2); One end of a horizontal connecting rod (7) is screw-connected to the driving plate (6), and the other end penetrates through the second side plate (14); The second spring (5) is sleeved with the connecting rod (7), one end of the second spring (5) is connected to the connecting rod (7), and the other end is connected to the second side plate (14).

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