Clamping tool for machining of pushing base body

Abstract

The utility model discloses a clamping tool for machining a pushing base body. The clamping tool comprises a base and a chassis. A positioning and clamping mechanism is fixedly arranged on the top surface of the base and is used for positioning and clamping a main body section of the pushing base body; a positioning and fixing mechanism is fixedly arranged on the top face of the chassis and used for positioning and fixing a connector of the pushing base body. The clamping tool is simple in structure, convenient and fast to install and accurate in positioning, and the machining quality of the pushing base body is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of parts machining, in particular to a clamping tool for pushing against a base body machining. Background Art

[0002] The pusher is used for oil well exploration. The pusher base is an important part of the pusher. The pusher base includes a main section and a connector provided at one end of the main section. When machining the pusher base, the middle section of the main section needs to be processed into a regular hexagon, and grooves need to be processed on each surface of the main section. The outer diameter of the middle section of the main section is small and easy to deform; 12 holes need to be processed from one end to the other end of the connector, 6 of which are located on the inner periphery, and the remaining 6 are concentrically located on the outer periphery. When processing the holes, the position of each hole needs to be ensured. The main section and the connector are processed and formed separately and then welded to form the pusher base. For this reason, a set of clamping tooling is designed to ensure the processing quality of the pusher base. Utility Model Content

[0003] In view of the above-mentioned defects or deficiencies in the prior art, it is desired to provide a clamping tool for machining a push-on base body which has a simple structure, is easy to install, is accurate in positioning, and can ensure processing quality.

[0004] The utility model provides a clamping tool for machining a push-to-base body, comprising a base and a chassis; a positioning clamping mechanism is fixedly provided on the top surface of the base for positioning and clamping a main body section of the push-to-base body; a positioning fixing mechanism is fixedly provided on the top surface of the chassis for positioning and fixing a connecting head of the push-to-base body.

[0005] Furthermore, the positioning clamping mechanism includes a clamping block fixedly arranged on the top surface of the base, a lower clamping groove is provided on the top of the clamping block, a pressure block is provided above the clamping block, an upper clamping groove is provided on the bottom surface of the pressure block corresponding to the lower clamping groove, and connecting blocks are symmetrically fixed on both sides of the pressure block, and the connecting blocks are fixedly connected to the clamping block by screws.

[0006] Furthermore, a lower gasket is separately placed in the lower clamping groove, and an upper gasket is separately placed in the upper clamping groove; the lower gasket and the upper gasket are respectively provided with two different thickness sizes.

[0007] Furthermore, the lower gasket and the upper gasket are both made of brass material.

[0008] Furthermore, the clamping block and the base are integrally formed and made of stainless steel.

[0009] Furthermore, the positioning and fixing mechanism includes a positioning pin, a pressure plate and a pull rod, the positioning pin is fixedly arranged on the top surface of the chassis, the top surface of the chassis is located at the periphery of the positioning pin and is evenly distributed with a plurality of screw holes, the periphery above the positioning pin is evenly distributed with a plurality of pressure plates, one end of the pressure plate is pressed on the step on the periphery of the connecting head, and a support block is arranged between the bottom of the other end and the chassis, a through hole is opened on the pressure plate, the pull rod passes through the through hole and is threadedly connected to the screw hole, and a locking nut is threadedly sleeved on the pull rod above the pressure plate.

[0010] Furthermore, a counterweight block is arranged on the top surface of the chassis near the edge, and a connecting screw is fixedly arranged on the bottom of the counterweight block, and the connecting screw is threadedly connected to the screw hole.

[0011] Furthermore, the chassis, positioning pins and pressure plate are all made of stainless steel.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The clamping tool of the utility model is provided with a positioning clamping mechanism and a positioning fixing mechanism. When machining the main body section of the push-against base, the middle section of the main body section is positioned and clamped by the positioning clamping mechanism, and then the middle section of the main body section is machined by the machining equipment; when machining the connecting head of the push-against base, the connecting head is positioned and fixed by the positioning fixing mechanism, and then the connecting head is machined by the machining equipment. The clamping tool of the utility model has a simple structure, convenient installation, accurate positioning, and ensures the machining quality of the push-against base.

[0014] It should be understood that the contents described in the utility model summary are not intended to limit the key or important features of the embodiments of the utility model, nor are they intended to limit the scope of the utility model. Other features of the utility model will become easy to understand through the following description. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

[0016] Figure 1 A schematic diagram of the structure of the push-to-base body;

[0017] Figure 2 It is a structural schematic diagram of the positioning clamping mechanism;

[0018] Figure 3 It is a structural schematic diagram of the positioning and fixing mechanism.

[0019] Numbers in the figure: 1, base; 2, chassis; 3, positioning clamping mechanism; 4, positioning fixing mechanism; 5, pushing against base;

[0020] 21. Screw hole;

[0021] 31. Clamping block; 32. Lower clamping groove; 33. Pressing block; 34. Upper clamping groove; 35. Connecting block; 36. Screw; 37. Lower gasket; 38. Upper gasket;

[0022] 41. positioning pin; 42. pressing plate; 43. pull rod; 44. supporting block; 45. locking nut;

[0023] 51. Main body section; 52. Connector; 53. Groove; 54. Hole. DETAILED DESCRIPTION

[0024] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are only used to explain the relevant utility model, rather than to limit the utility model. It is also necessary to explain that, for the convenience of description, only the parts related to the utility model are shown in the accompanying drawings.

[0025] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0026] Please refer to Figure 1 to Figure 3 The embodiment of the utility model provides a clamping tool for machining a push-to-base body, comprising a base 1 and a chassis 2; a positioning and clamping mechanism 3 is fixedly provided on the top surface of the base 1 for positioning and clamping a main body section 51 of the push-to-base body 5; a positioning and fixing mechanism 4 is fixedly provided on the top surface of the chassis 2 for positioning and fixing a connecting head 52 of the push-to-base body 5.

[0027] In this embodiment, when machining the main body section 51, the base 1 is first placed on the machining equipment and clamped and fixed by the clamp of the machining equipment. Then, the middle section of the main body section 51 is positioned and clamped by the positioning and clamping mechanism 3, and then the middle section of the main body section 51 is machined by the machining equipment;

[0028] After the machining of the main section 51 is completed, the base 1 and the positioning clamping mechanism 3 are removed; the chassis 2 is placed on the machining equipment and clamped and fixed by the clamp of the machining equipment. Then the connector 52 is positioned and fixed by the positioning and fixing mechanism 4, and then the connector 52 is machined by the machining equipment. After the connector 52 is machined and formed, it is welded to the main section 51 to complete the machining of the push-to-base 5. The clamping fixture of the present application has a simple structure, convenient installation, and accurate positioning, which ensures the processing quality of the push-to-base 5.

[0029] In a preferred embodiment, if Figure 2 As shown, the positioning clamping mechanism 3 includes a clamping block 31 fixedly arranged on the top surface of the base 1, a lower clamping groove 32 is provided on the top of the clamping block 31, a pressing block 33 is provided above the clamping block 31, an upper clamping groove 34 is provided on the bottom surface of the pressing block 33 corresponding to the lower clamping groove 32, and connecting blocks 35 are symmetrically fixedly arranged on both sides of the pressing block 33, and the connecting blocks 35 are fixedly connected to the clamping block 31 by screws 36.

[0030] In this embodiment, the middle section of the main section 51 is cylindrical before machining. When machining the main section 51, a section of the middle section is inserted into the lower clamping groove 32, and then the pressing block 33 is pressed on the main section 51, and the connecting block 35 is fixedly connected to the clamping block 31 by screws 36, so that the positioning and clamping of the main section 51 are completed, and the main section 51 can be machined at this time.

[0031] After other parts are machined and formed, the fixed position of the positioning clamping mechanism 3 is replaced, and then the parts covered by the clamping block 31 and the pressing block 33 are machined, and the machining of the main section 51 is completed. The installation is convenient and the positioning is accurate, ensuring the machining quality of the main section 51.

[0032] In a preferred embodiment, if Figure 2 As shown, a lower gasket 37 is separately placed in the lower clamping groove 32, and an upper gasket 38 is separately placed in the upper clamping groove 34; the lower gasket 37 and the upper gasket 38 are respectively provided with two different thickness sizes.

[0033] In this embodiment, before positioning and clamping the main section 51, a lower gasket 37 and an upper gasket 38 of one size are respectively embedded in the lower clamping groove 32 and the upper clamping groove 34, thereby improving the stability of the clamping of the main section 51; when the clamping position of the positioning and clamping mechanism 3 is replaced, the lower gasket 37 and the upper gasket 38 of another size are replaced to meet the clamping requirements of the machined part of the main section 51, and the positioning and clamping effect is good and the clamping is stable.

[0034] In a preferred embodiment, the lower gasket 37 and the upper gasket 38 are both made of brass material, which has a good positioning and clamping effect and is not easy to damage the surface of the main body section 51.

[0035] In a preferred embodiment, if Figure 2 As shown, the clamping block 31 and the base 1 are integrally formed and made of stainless steel, with high structural strength, not easy to deform, not easy to corrode and rust, and long service life.

[0036] In a preferred embodiment, if Figure 3As shown, the positioning and fixing mechanism 4 includes a positioning pin 41, a pressure plate 42 and a pull rod 43. The positioning pin 41 is fixedly arranged on the top surface of the chassis 2. The top surface of the chassis 2 is located on the periphery of the positioning pin 41 and is evenly distributed with a plurality of screw holes 21. The periphery above the positioning pin 41 is evenly distributed with a plurality of pressure plates 42. One end of the pressure plate 42 is pressed on the step on the periphery of the connecting head 52, and a support block 44 is arranged between the bottom of the other end and the chassis 2. A through hole is opened on the pressure plate 42, and the pull rod 43 passes through the through hole and is threadedly connected to the screw hole 21. A locking nut 45 is threadedly sleeved on the pull rod 43 above the pressure plate 42.

[0037] In this embodiment, a margin is reserved at one end of the blank of the connector 52, and a blind positioning hole coaxial with each type hole is processed at the margin end before processing the connector 52, and the inner diameter of the blind positioning hole is clearance-matched with the outer diameter of the positioning pin 41. After the outer side of the connector 52 is formed, the margin part forms a step.

[0038] When machining the profile hole 52, first insert the positioning pin 41 into a positioning blind hole, then press one end of each pressing plate 42 onto the step, and lock and fix each pressing plate 42 by means of the pull rod 43 and the locking nut 45, thereby pressing and fixing the connector 52. At this time, the profile hole 54 coaxial with the positioning blind hole can be machined. Then, the positioning blind holes are replaced one by one to complete the machining of the corresponding profile holes, which is convenient to install and accurate in positioning, thus ensuring the machining quality of the connector 52.

[0039] In a preferred embodiment, a counterweight is provided on the top surface of the chassis 2 near the edge, and a connecting screw is fixedly provided at the bottom of the counterweight, which is threadedly connected to the screw hole 21. Since each of the shaped holes 54 is in an eccentric position, when the shaped holes 54 are machined, the counterweight is installed on the chassis 2 to play a balancing role, thereby ensuring the stability of the processing of the connecting member 52.

[0040] In a preferred embodiment, the chassis 2, the positioning pins 41 and the pressure plate 42 are all made of stainless steel, which has high structural strength, is not easy to deform, corrode and rust, and has a long service life.

[0041] In the description of this specification, the terms "connection", "installation", "fixation" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0042] In the description of this specification, the description of the terms "one embodiment", "some embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0043] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A clamping tool for machining a push-on base body, characterized in that: The invention comprises a base (1) and a chassis (2); a positioning and clamping mechanism (3) is fixedly provided on the top surface of the base (1) for positioning and clamping a main body section (51) that is pushed against a base (5); and a positioning and fixing mechanism (4) is fixedly provided on the top surface of the chassis (2) for positioning and fixing a connecting head (52) that is pushed against the base (5).

2. The clamping fixture for machining a pushing base according to claim 1 is characterized in that: The positioning clamping mechanism (3) comprises a clamping block (31) fixedly arranged on the top surface of the base (1); a lower clamping groove (32) is provided on the top of the clamping block (31); a pressing block (33) is provided above the clamping block (31); an upper clamping groove (34) is provided on the bottom surface of the pressing block (33) corresponding to the lower clamping groove (32); connecting blocks (35) are symmetrically fixedly arranged on both sides of the pressing block (33); and the connecting blocks (35) are fixedly connected to the clamping block (31) by screws (36).

3. The clamping fixture for machining a pushing base according to claim 2 is characterized in that: A lower gasket (37) is separately placed in the lower clamping groove (32), and an upper gasket (38) is separately placed in the upper clamping groove (34); the lower gasket (37) and the upper gasket (38) are respectively provided with two different thickness sizes.

4. The clamping fixture for machining a pushing base according to claim 3 is characterized in that: The lower gasket (37) and the upper gasket (38) are both made of brass material.

5. The clamping fixture for machining a pushing base according to claim 2, characterized in that: The clamping block (31) and the base (1) are integrally formed and made of stainless steel.

6. The clamping fixture for machining a pushing base according to claim 1, characterized in that: The positioning and fixing mechanism (4) includes a positioning pin (41), a pressure plate (42) and a pull rod (43). The positioning pin (41) is fixedly arranged on the top surface of the chassis (2). The top surface of the chassis (2) is located on the periphery of the positioning pin (41) and is evenly distributed with a plurality of screw holes (21). The periphery above the positioning pin (41) is evenly distributed with a plurality of pressure plates (42). One end of the pressure plate (42) is pressed on a step on the periphery of the connecting head (52), and a support block (44) is arranged between the bottom of the other end and the chassis (2). A through hole is opened on the pressure plate (42), and the pull rod (43) passes through the through hole and is threadedly connected to the screw hole (21). A locking nut (45) is threadedly sleeved on the pull rod (43) above the pressure plate (42).

7. The clamping fixture for machining a pushing base according to claim 6, characterized in that: A counterweight block is arranged on the top surface of the chassis (2) near the edge, and a connecting screw is fixedly arranged on the bottom of the counterweight block, and the connecting screw is threadedly connected to the screw hole (21).

8. The clamping fixture for machining a pushing base according to claim 6, characterized in that: The chassis (2), the positioning pins (41) and the pressing plate (42) are all made of stainless steel.

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