Drilling clamp

Abstract

The utility model relates to a drilling clamp which comprises a base, a pressing plate and a plurality of limiting cylinders, a plurality of first mounting holes are formed in the base at intervals, and a plurality of second mounting holes are formed in the base at intervals. The multiple limiting cylinders can be vertically installed in the multiple corresponding first installation holes respectively, and the pressing plate is horizontally arranged above the base and connected with any second installation hole through a connecting rod. And the pressing plate can move up and down and is positioned to tightly press the casting placed on the base. The multifunctional casting clamp has the advantages of being simple in structure, reasonable in design, capable of achieving clamping and positioning of various castings of different types, multipurpose, diversified in function and capable of saving cost. And meanwhile, castings are convenient to clamp, operation is easy and convenient, time and labor are saved, and efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fixture, specifically relates to a drilling fixture. BACKGROUND

[0002] After the casting is cast, it needs to be drilled and roughened, and handheld drilling has safety risks, so only clamped drilling can be used. During drilling, a special fixture is needed for each type of casting, and the fixture needs to be replaced every time the type is changed, which takes a long time and is costly. CONTENT OF THE UTILITY MODEL

[0003] The utility model provides a drilling fixture, aiming at solving the problems in the prior art.

[0004] The utility model solves the above technical problems by the following technical scheme:

[0005] A drilling fixture, comprising a base, a pressing plate and a plurality of limiting cylinders, the base is provided with a plurality of mounting holes one at intervals

[0006] A plurality of mounting holes two are provided at intervals on the base; the plurality of limiting cylinders can be vertically installed in the corresponding plurality of mounting holes one respectively, the pressing plate is horizontally arranged above the base, and is connected with any one of the mounting holes two through a connecting rod; the pressing plate can move up and down and be positioned to tightly press the casting placed on the base.

[0007] The utility model has the advantages that: during the clamping of the casting, the casting to be clamped is first placed on the base in a manner that can be thought of by those skilled in the art, then the plurality of limiting cylinders are placed in the corresponding plurality of mounting holes one according to the shape of the casting and the position of the casting on the base, so as to limit the casting; finally, the casting is tightly pressed by the pressing plate, so as to ensure the stability of the casting and facilitate subsequent processing.

[0008] The utility model has the advantages of simple structure, reasonable design, clamping and positioning of various types of castings, multiple uses of one set of fixture, various functions, cost saving, convenient clamping of the casting, simple operation, time and labor saving, and high efficiency.

[0009] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0010] Further, the connecting rod is a connecting screw rod, the connecting screw rod is vertically arranged, the lower end of the connecting screw rod is threadedly connected with any one of the mounting holes two, and the upper end of the connecting screw rod is connected with one end of the pressing plate.

[0011] Further, the connecting rod is a connecting screw rod, the connecting screw rod is vertically arranged, the lower end of the connecting screw rod is threadedly connected with any one of the mounting holes two, and the upper end of the connecting screw rod is connected with one end of the pressing plate.

[0012] The advantages of adopting the above-mentioned further solution are that the structure is simple and the design is reasonable. The pressure plate is connected to the base by the connecting screw, which is convenient for assembly. The pressure plate can also be moved up and down and positioned by the threaded connection between the connecting screw and the corresponding mounting hole, making the operation simple.

[0013] Furthermore, one end of the pressure plate is threadedly connected to the upper end of the connecting screw.

[0014] The advantages of adopting the above-mentioned further solution are that the structure is simple, the design is reasonable, one end of the pressure plate is threaded to the upper end of the connecting screw, and the assembly is convenient.

[0015] Furthermore, the lower end of the connecting screw is threaded with a lower nut for locking it.

[0016] The advantages of adopting the above-mentioned further solution are that the structure is simple and the design is reasonable, and the stability of the connecting screw assembly can be further increased by using the lower nut.

[0017] Furthermore, the pressure plate is provided with positioning holes, and positioning screws are installed in the positioning holes.

[0018] The lower end of the positioning screw is threadedly connected to any one of the mounting holes; the upper end of the positioning screw is threadedly connected to an upper nut, which is located above the pressure plate.

[0019] The advantages of adopting the above-mentioned further solution are that the structure is simple and the design is reasonable. The positioning screw is connected to the corresponding mounting hole by two threads, and the upper nut is used for locking, which further ensures the stability of the pressure plate, thereby ensuring the stability of the casting clamping.

[0020] Furthermore, the positioning hole is an elongated hole, extending from one end of the pressure plate to the other.

[0021] directional extension.

[0022] The advantages of adopting the above-mentioned further solution are that the structure is simple, the shape of the positioning hole is reasonably designed, and it is convenient to fix the pressure plate.

[0023] Furthermore, each of the plurality of mounting holes is a threaded hole, and the plurality of limiting cylinders are respectively vertical.

[0024] The thread is installed in the corresponding plurality of mounting holes.

[0025] The advantages of adopting the above-mentioned further solution are that the structure is simple, the use of threaded holes for multiple mounting holes is more reasonable, it is convenient to assemble multiple limiting cylinders, and the operation is simple.

[0026] Furthermore, the base includes a fixing plate and two base plates, the two base plates being arranged horizontally opposite each other;

[0027] The fixing plate is horizontally positioned above the two base plates, and its two sides are fixedly connected to the two base plates by support feet respectively; multiple mounting holes one and multiple mounting holes two are respectively distributed on the fixing plate.

[0028] The advantages of adopting the above-mentioned further solutions are that the structure is simple, the design is reasonable, and the base adopts a split design, which makes assembly convenient.

[0029] Furthermore, the two ends of the fixing plate are provided with clearance openings.

[0030] The advantages of adopting the above-mentioned further solution are that the structure is simple and the clearance design is reasonable, which can save materials and avoid the casting.

[0031] Furthermore, each of the aforementioned support legs is detachably connected to a plurality of spare supports.

[0032] Limiting cylinder.

[0033] The advantages of adopting the above-mentioned further solution are that the structure is simple, the design is reasonable, and the multiple spare limit cylinders can prevent the clamping operation from being interrupted when the limit cylinders are lost. Attached Figure Description

[0034] Fig. 1 This is a schematic diagram of the overall structure of this utility model;

[0035] Fig. 2 This is one of the partial structural schematic diagrams of this utility model;

[0036] Fig. 3 This is the second partial structural schematic diagram of this utility model.

[0037] The attached diagram lists the components represented by each number as follows:

[0038] 1. Pressure plate; 2. Limiting cylinder; 3. Mounting hole one; 4. Mounting hole two; 5. Connecting screw; 6. Lower nut; 7. Positioning screw; 8. Upper nut; 9. Long hole; 10. Fixing plate; 11. Base plate; 12. Support foot; 13. Casting; 14. Clearance opening. Detailed Implementation

[0039] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0040] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0041] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0042] The present invention will now be described in detail with reference to the accompanying drawings and embodiments.

[0043] Example 1

[0044] like Figs. 1 to 3 As shown, this embodiment provides a drilling fixture, including a base, a pressure plate 1, and multiple limiting cylinders 2. The base is provided with multiple mounting holes 3 at intervals, and multiple mounting holes 4 at intervals. The multiple limiting cylinders 2 can be vertically installed in the corresponding multiple mounting holes 3. The pressure plate 1 is horizontally arranged above the base and is connected to any one of the mounting holes 4 through a connecting rod. The pressure plate 1 can move up and down and be positioned to press the casting 13 placed on the base.

[0045] During the casting clamping process, the casting 13 to be clamped is first placed on the base in a way that can be conceived by those skilled in the art. Then, according to the shape of the casting 13 and its position on the base, multiple limiting cylinders 2 are placed in the corresponding multiple mounting holes 3 to limit the casting. Finally, the pressure plate 1 is used to press the casting 13 tightly to ensure the stability of the casting 13 for subsequent processing.

[0046] Preferably, in this embodiment, the pressure plate 1 is a long rectangular plate.

[0047] This embodiment has a simple structure and reasonable design, which can realize the clamping and positioning of various types of castings. It can achieve multiple uses with one set of fixtures, with multiple functions and cost savings. At the same time, the castings are easy to clamp, the operation is simple, time and labor are saved, and the efficiency is high.

[0048] Example 2

[0049] Based on Example 1, in this example, the connecting rod is a connecting screw 5.

[0050] The connecting screw 5 is set vertically, and its lower end is threaded to any one of the mounting holes 4; one end of the pressure plate 1 is connected to the upper end of the connecting screw 5.

[0051] The scheme has a simple structure and reasonable design. The pressure plate 1 is connected to the base by the connecting screw 5, which is convenient for assembly. The connecting screw 5 can also be used to move the pressure plate 1 up and down and position it by connecting it to the corresponding mounting hole 3. The operation is simple.

[0052] Preferably, in this embodiment, the connecting screw 5 is preferably a cylindrical rod, and the plurality of mounting holes 4

[0053] Optimize the threaded holes respectively.

[0054] Example 3

[0055] Based on Embodiment 2, in this embodiment, one end of the pressure plate 1 is connected to the connecting screw.

[0056] 5. The upper end is threaded.

[0057] The scheme has a simple structure and reasonable design. One end of the pressure plate 1 is threaded to the upper end of the connecting screw 5, which makes assembly convenient.

[0058] Example 4

[0059] Based on any one of Embodiments 2 to 3, in this embodiment, the connecting screw 5

[0060] The lower end is threaded with a lower nut 6 for locking it.

[0061] The solution has a simple structure and a reasonable design. The lower nut 6 can further increase the stability of the connecting screw 5 assembly.

[0062] Preferably, in this embodiment, the plurality of mounting holes 4 are stepped holes, and the plurality of lower nuts 6 are...

[0063] They are located at multiple stepped holes.

[0064] Example 5

[0065] Based on the above embodiments, in this embodiment, the pressure plate 1 is provided with positioning holes.

[0066] A positioning screw 7 is installed in the positioning hole, and the lower end of the positioning screw 7 is threadedly connected to any one of the mounting holes 4; the upper end of the positioning screw 7 is threadedly connected to an upper nut 8, and the upper nut 8 is located above the pressure plate 1.

[0067] The scheme has a simple structure and reasonable design. It uses the positioning screw 7 to connect with the corresponding mounting hole 4 and the upper nut 8 to lock it, which further ensures the stability of the pressure plate 1, thereby ensuring the stability of the casting 13.

[0068] Based on the above solution, tightening the upper nut 8 until it presses against the pressure plate 1 will achieve the tight die-casting of the pressure plate 1.

[0069] Item 13; or, loosen the upper nut 8 until it separates from the pressure plate 1 to release the pressure plate 1.

[0070] Example 6

[0071] Based on embodiment 5, in this embodiment, the positioning hole is a long strip hole 9, the long strip...

[0072] Hole 9 extends along the direction from one end of the pressure plate 1 to the other end.

[0073] The design is simple and the positioning holes are reasonably shaped, making it easy to fix the pressure plate 1.

[0074] Preferably, in this embodiment, the elongated hole 9 is an oval hole.

[0075] Example 7

[0076] Based on the above embodiments, in this embodiment, the plurality of mounting holes 3 are respectively screws

[0077] The perforated holes and the plurality of limiting cylinders 2 are respectively vertically threaded into the corresponding plurality of mounting holes 3.

[0078] The design is simple in structure, and the use of threaded holes for multiple mounting holes is a reasonable approach, facilitating the assembly of multiple units.

[0079] The limiting cylinder 2 is easy to operate.

[0080] Based on the above scheme, one end of each of the multiple limiting cylinders 2 is provided with a threaded section.

[0081] Example 8

[0082] Based on the above embodiments, in this embodiment, the base includes a fixing plate 10 and two...

[0083] Two base plates 11 are horizontally arranged opposite each other; a fixing plate 10 is horizontally arranged above the two base plates 11, and its two sides are fixedly connected to the two base plates 11 by support feet 12 respectively; a plurality of mounting holes 3 and a plurality of mounting holes 4 are respectively distributed on the fixing plate 10.

[0084] The solution has a simple structure and reasonable design. The base adopts a split design, which makes assembly convenient.

[0085] Preferably, in this embodiment, the fixing plate 10 is a rectangular plate.

[0086] Preferably, in this embodiment, the two base plates 11 are each preferably elongated rectangular plates.

[0087] They extend from one end of the fixing plate 10 to the other end.

[0088] Preferably, in this embodiment, the two support legs 12 are perpendicular to the base plate 11 and the fixing plate, respectively.

[0089] The 10 are distributed in a preferred long strip plate structure, with their upper and lower sides fixedly connected to the base plate 11 and the fixing plate 10, respectively.

[0090] In addition, the upper and lower sides of the two support legs 12 are respectively connected to the base plate 11 and the fixing plate by bolts.

[0091] 10. Fixed connection.

[0092] Example 9

[0093] Based on embodiment 8, in this embodiment, the two ends of the fixing plate 10 are provided with avoidance

[0094] Let 14.

[0095] The scheme has a simple structure and a reasonable design for the clearance opening 14, which can save materials and avoid the casting 13.

[0096] Preferably, in this embodiment, the two clearance openings 14 are respectively U-shaped groove structures.

[0097] Example 10

[0098] Based on any one of Embodiments 8 to 9, in this embodiment, any one of them...

[0099] Multiple spare limiting cylinders 2 are detachably connected to the support foot 12.

[0100] The scheme has a simple structure and reasonable design. Multiple spare limit cylinders 2 can prevent the clamping operation from being carried out normally when the limit cylinders 2 are lost.

[0101] Preferably, in this embodiment, the corresponding support foot 12 is provided with a plurality of threaded holes at intervals, and a plurality of spare limiting cylinders 2 are respectively threadedly connected to the plurality of threaded holes.

[0102] The working principle of this utility model is as follows:

[0103] During the casting clamping process, the casting 13 to be clamped is first placed on the base by means that can be thought of by those skilled in the art, such as manually. Then, according to the shape of the casting 13 and its position on the base, multiple limiting cylinders 2 are placed in the corresponding multiple mounting holes 3 to limit the casting. Finally, the pressure plate 1 is used to press the casting 13 tightly to ensure the stability of the casting 13 for subsequent processing.

[0104] The advantages of this utility model are as follows:

[0105] 1. Cost savings: Only one set of fixtures needs to be invested in, and no additional fixtures are required for subsequent additions of other housing models.

[0106] 2. Simple operation: The shell is placed on the clamp by hand, and the clamp is fixed by operating the clamp.

[0107] 3. Easy to adjust: Different models of housings can be easily adjusted by simply loosening the screws.

[0108] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0109] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

[0110] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A drilling fixture, characterized in that: The device includes a base, a pressure plate (1), and multiple limiting cylinders (2). The base is provided with multiple mounting holes 1 (3) spaced apart, and the base is provided with multiple mounting holes 2 (4) spaced apart. The multiple limiting cylinders (2) can be vertically installed in the corresponding multiple mounting holes 1 (3). The pressure plate (1) is horizontally positioned above the base and is connected to any one of the mounting holes 2 (4) through a connecting rod. The pressure plate (1) can move up and down and be positioned to press the casting (13) placed on the base.

2. The drilling fixture according to claim 1, characterized in that: The connecting rod is a connecting screw (5), which is vertically arranged and its lower end is threadedly connected to any one of the mounting holes (4); one end of the pressure plate (1) is connected to the upper end of the connecting screw (5).

3. The drilling fixture according to claim 2, characterized in that: One end of the pressure plate (1) is threaded to the upper end of the connecting screw (5).

4. The drilling fixture according to claim 2, characterized in that: The lower end of the connecting screw (5) is threaded with a lower nut (6) for locking it.

5. The drilling fixture according to any one of claims 1-4, characterized in that: The pressure plate (1) is provided with a positioning hole, and a positioning screw (7) is installed in the positioning hole. The lower end of the positioning screw (7) is threadedly connected to any one of the mounting holes (4). The upper end of the positioning screw (7) is threadedly connected to an upper nut (8), which is located above the pressure plate (1).

6. The drilling fixture according to claim 5, characterized in that: The positioning hole is an elongated hole (9), which extends along one end of the pressure plate (1) to the other end.

7. The drilling fixture according to any one of claims 1-4, characterized in that: The plurality of mounting holes (3) are threaded holes, and the plurality of limiting cylinders (2) are vertically threaded into the corresponding plurality of mounting holes (3).

8. The drilling fixture according to any one of claims 1-4, characterized in that: The base includes a fixed plate (10) and two base plates (11), which are horizontally opposite to each other. The fixed plate (10) is horizontally positioned above the two base plates (11), and its two sides are fixedly connected to the two base plates (11) by support feet (12). Multiple mounting holes one (3) and multiple mounting holes two (4) are distributed on the fixed plate (10).

9. The drilling fixture according to claim 8, characterized in that: The fixed plate (10) has clearance openings (14) at both ends.

10. The drilling fixture according to claim 8, characterized in that: Each of the supporting feet (12) is detachably connected to a plurality of spare limiting cylinders (2).

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