Fixture for reference clamping and automatic centering and clamping of air cylinder

Abstract

The utility model relates to the technical field of hardware machining, and discloses a reference clamping and air cylinder automatic centering clamping tool. The positioning pin is arranged above the center of the positioning plane; the first driving mechanism is arranged on the workbench, the output end of the first driving mechanism penetrates through the positioning plane and the positioning pin from bottom to top, and a pressing block is arranged at the tail end of the output end of the first driving mechanism; the second driving mechanism is arranged on one side of the top of the workbench, and a limiting block is arranged at the output end of the second driving mechanism; and the cushion block is placed above the workpiece, and when the workpiece is placed on the positioning pin, the cushion block is clamped into the output end of the first driving mechanism. A workpiece to be machined is placed on the positioning plane and positioned through the positioning pin, then the second driving mechanism drives the limiting block to determine the direction and clamp the cushion block, the first driving mechanism drives the pressing block to press the workpiece, rapid clamping of the workpiece is achieved, the positioning precision is high, manual use is not needed, and the production efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of hardware processing, in particular to a reference clamping and cylinder automatic centering clamping tool. Background Art

[0002] like Figure 1 As shown, Figure 1 For the workpiece that needs to be processed, conventional positioning processing mainly uses simple fixtures combined with manual positioning processing. Its disadvantages are inaccurate positioning, long clamping time, and a lot of manpower waste. Utility Model Content

[0003] Based on the above, the purpose of the utility model is to provide a reference clamping and cylinder automatic centering clamping tooling, which has accurate positioning, reduces clamping time and labor use, and improves production efficiency.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] The utility model provides a reference clamping and cylinder automatic centering clamping tool, comprising:

[0006] A workbench, on which a positioning plane is provided;

[0007] A positioning pin, arranged above the center of the positioning plane;

[0008] A first driving mechanism, which is arranged on the workbench, wherein an output end of the first driving mechanism penetrates the positioning plane and the positioning pin from bottom to top, and a clamping block is arranged at the end of the output end;

[0009] A second driving mechanism, which is arranged on one side of the top of the workbench, and a limit block is arranged at an output end thereof;

[0010] A cushion block is placed above the workpiece. When the workpiece is placed on the positioning pin, the cushion block is clamped into the output end of the first driving mechanism.

[0011] Preferably, the cushion block is provided with a U-shaped slot.

[0012] Preferably, the limit block comprises:

[0013] The first limiting plate;

[0014] The second limiting plate is connected to the front side of the first limiting plate, and the second limiting plate is provided with a limiting opening facing the positioning plane.

[0015] Preferably, a fixing seat is provided on the workbench, the second driving mechanism is fixedly provided on the fixing seat, and the output end of the second driving mechanism passes through the fixing seat to connect with the limiting block.

[0016] Preferably, a second manual valve is also provided on the workbench for controlling the second driving mechanism.

[0017] Preferably, a first manual valve is also provided on the workbench for controlling the first driving mechanism.

[0018] Preferably, the workbench comprises a first mounting plate and a second mounting plate, and two sides of the first mounting plate and the second mounting plate are respectively connected to a third mounting plate and a fourth mounting plate;

[0019] The first mounting plate, the second mounting plate, the third mounting plate and the fourth mounting plate are arranged to form a mounting cavity, and the first driving mechanism is arranged in the mounting cavity.

[0020] Preferably, handles are connected to outer sides of the third mounting plate and the fourth mounting plate.

[0021] The beneficial effects of the utility model are:

[0022] The utility model provides a reference clamping and cylinder automatic centering clamping tooling, which places the workpiece to be processed on a positioning plane, uses a positioning pin to position it, and then uses a second driving mechanism to drive a limit block to determine the direction, clamps a cushion block, and drives a clamping block by the first driving mechanism to clamp the workpiece, thereby realizing rapid clamping of the workpiece, having high positioning accuracy, no manual operation required, and high production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the contents of the embodiments of the present invention and these drawings without paying any creative work.

[0024] Figure 1 A schematic diagram of the structure of a workpiece provided by an embodiment of the utility model;

[0025] Figure 2 A schematic diagram of the structure of a reference clamping and cylinder automatic centering clamping tooling provided in an embodiment of the utility model;

[0026] Figure 3 Another visual structural schematic diagram of a reference clamping and cylinder automatic centering clamping tooling provided in an embodiment of the utility model.

[0027] In the figure:

[0028] 1. Workpiece; 2. Workbench; 21. First mounting plate; 211. Positioning plane; 22. Second mounting plate; 23. Third mounting plate; 24. Fourth mounting plate; 25. Mounting cavity; 26. Handle; 3. Positioning pin; 4. First driving mechanism; 5. Clamping block; 6. Second driving mechanism; 7. Limit block; 71. First limit plate; 72. Second limit plate; 73. Limit opening; 8. Fixed seat; 91. First manual valve; 92. Second manual valve; 93. Cushion block; 931. U-shaped slot. DETAILED DESCRIPTION

[0029] In order to make the technical problems solved by the utility model, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the embodiments of the utility model will be further described in detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0030] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0032] In the description of this embodiment, the terms "upper", "lower", "left", "right", etc., and the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of description and simplified operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0033] like Figures 2 to 3 As shown, an embodiment of the utility model provides a reference clamping and cylinder automatic centering clamping tool, including: a workbench 2, on which a positioning plane 211 is provided, the positioning plane 211 is designed according to the shape of the workpiece 1, and preferably a corresponding slot can be set for adaptation; a positioning pin 3, which is arranged above the center of the positioning plane 211; a first driving mechanism 4, which is arranged on the workbench 2, the first driving mechanism 4 is preferably a cylinder, the output end of the first driving mechanism 4 passes through the positioning plane 211 and the positioning pin 3 from bottom to top, and a clamping block 5 is arranged at the end of the output end; a second driving mechanism 6, which is arranged on one side of the top of the workbench 2, the second driving mechanism 6 is preferably a cylinder, and a limiting block 7 is arranged at the output end; a cushion block 93, which is placed above the workpiece 1, and when the workpiece 1 is placed on the positioning pin 3, the cushion block 93 is clamped into the output end of the first driving mechanism 4.

[0034] The embodiment of the utility model provides a reference clamping and cylinder automatic centering clamping tooling, which places the workpiece 1 to be processed on the positioning plane 211, uses the positioning pin 3 to position it, and then uses the second drive mechanism 6 to drive the limit block 7 to determine the direction, inserts the cushion block 93, and the first drive mechanism 4 drives the clamping block 5 to clamp the workpiece 1, so as to achieve rapid clamping of the workpiece 1, high positioning accuracy, no manual use, and high production efficiency. Preferably, the positioning plane 211 can be set in three groups, and the corresponding other parts are also set in three groups.

[0035] As a preferred embodiment of the present invention, Figure 2 As shown, the cushion block 93 is provided with a U-shaped slot 931. Specifically, when the cushion block 93 is inserted into the output end of the first driving mechanism 4, it is inserted along the U-shaped slot 931. When the pressing block 5 is pressed, the pressing block 5 presses the cushion block 93, and the cushion block 93 then presses the workpiece 1.

[0036] As a preferred embodiment of the present utility model, the limit block 7 includes: a first limit plate 71; a second limit plate 72 connected to the front side of the first limit plate 71, and the second limit plate 72 is provided with a limit opening 73 in the direction of the positioning plane 211. Preferably, a fixed seat 8 is provided on the workbench 2, and the second drive mechanism 6 is fixedly provided on the fixed seat 8, and the output end of the second drive mechanism 6 passes through the fixed seat 8 to connect the limit block 7. Specifically, after the workpiece 1 is placed, the second drive mechanism 6 drives the limit opening 73 of the limit block 7 to align with one end of the workpiece 1 to determine the direction of the workpiece 1 and prevent the workpiece 1 from being installed upside down.

[0037] As a preferred embodiment of the present invention, Figure 2 and 3 As shown, a second manual valve 92 is also provided on the workbench 2 for controlling the second driving mechanism 6 .

[0038] As a preferred embodiment of the present invention, Figure 2 and 3 As shown, a first manual valve 91 is also provided on the workbench 2 for controlling the first driving mechanism 4 .

[0039] As a preferred embodiment of the present invention, Figure 2 and 3 As shown, the workbench 2 includes a first mounting plate 21 and a second mounting plate 22, and the first mounting plate 21 and the second mounting plate 22 are respectively connected to the third mounting plate 23 and the fourth mounting plate 24 on both sides; the first mounting plate 21, the second mounting plate 22, the third mounting plate 23 and the fourth mounting plate 24 are surrounded to form a mounting cavity 25, and the first driving mechanism 4 is arranged in the mounting cavity 25.

[0040] As a preferred embodiment of the present invention, Figure 2 and 3 As shown, in order to facilitate the movement of the entire tooling, handles 26 are connected to the outer sides of the third mounting plate 23 and the fourth mounting plate 24 .

[0041] Note that the above are only preferred embodiments of the present invention and the technical principles used. Those skilled in the art will understand that the present invention is not limited to the specific embodiments described herein, and that various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the scope of protection of the present invention. Therefore, although the present invention is described in more detail through the above embodiments, the present invention is not limited to the above embodiments, and may include more other equivalent embodiments without departing from the concept of the present invention, and the scope of the present invention is determined by the scope of the appended claims.

Claims

1. A reference clamping and cylinder automatic centering clamping tool, characterized in that: include: A workbench (2) having a positioning plane (211) disposed thereon; A positioning pin (3) is arranged above the center of the positioning plane (211); A first driving mechanism (4) is arranged on the workbench (2), wherein an output end of the first driving mechanism (4) penetrates the positioning plane (211) and the positioning pin (3) from bottom to top, and a clamping block (5) is arranged at the end of the output end; A second driving mechanism (6) is arranged on one side of the top of the workbench (2), and a limit block (7) is arranged at an output end thereof; A cushion block (93) is placed above the workpiece. When the workpiece is placed on the positioning pin (3), the cushion block (93) is clamped into the output end of the first driving mechanism (4).

2. The reference clamping and cylinder automatic centering clamping tooling according to claim 1 is characterized in that: The cushion block (93) is provided with a U-shaped slot (931).

3. A reference clamping and cylinder automatic centering clamping tool as described in claim 1, characterized in that: The limit block (7) comprises: A first limiting plate (71); The second limiting plate (72) is connected to the front side of the first limiting plate (71), and the second limiting plate (72) is provided with a limiting opening (73) in the direction of the positioning plane (211).

4. A reference clamping and cylinder automatic centering clamping tool as described in claim 3, characterized in that: A fixed seat (8) is provided on the workbench (2), the second drive mechanism (6) is fixedly arranged on the fixed seat (8), and the output end of the second drive mechanism (6) passes through the fixed seat (8) to connect to the limit block (7).

5. A reference clamping and cylinder automatic centering clamping tool as described in claim 4, characterized in that: The workbench (2) is also provided with a second manual valve (92) for controlling the second driving mechanism (6).

6. The reference clamping and cylinder automatic centering clamping tooling according to claim 1 is characterized in that: The workbench (2) is also provided with a first manual valve (91) for controlling the first driving mechanism (4).

7. The reference clamping and cylinder automatic centering clamping tooling according to claim 1 is characterized in that: The workbench (2) comprises a first mounting plate (21) and a second mounting plate (22), and the first mounting plate (21) and the second mounting plate (22) are respectively connected to two sides of a third mounting plate (23) and a fourth mounting plate (24); The first mounting plate (21), the second mounting plate (22), the third mounting plate (23) and the fourth mounting plate (24) are arranged to form a mounting cavity (25), and the first driving mechanism (4) is arranged in the mounting cavity (25).

8. A reference clamping and cylinder automatic centering clamping tool as claimed in claim 7, characterized in that: The outer sides of the third mounting plate (23) and the fourth mounting plate (24) are connected with handles (26).

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