CN206083935U - Lubricated oil hole machining clamping device of split plain bear ing lid - Google Patents

Abstract

The utility model discloses a lubricated oil hole machining clamping device of split plain bear ing lid, include the bottom plate, set up on the bottom plate and be used for clamp shaft to hold the clamping mechanism of lid and be used for the drilling positioning mechanism to the drill bit location. The utility model discloses a lubricated oil hole machining clamping device of split plain bear ing lid, simple structure, convenient operation through setting up clamping mechanism and drilling positioning mechanism, realizes accurate clamping and location to the bearing cap, has improved clamping efficiency and has pressed from both sides tight reliability to greatly having made things convenient for workman's operation, having improved the machining efficiency and the machining precision of lubricate hole on the bearing cap, the staff who processes this product need not the training especially and can on dutyly operate.

Description

Clamping device for machining lubricating oil hole of split sliding bearing cover

technical field

The utility model belongs to the technical field of clamping devices. Specifically, the utility model relates to a clamping device for processing a lubricating oil hole of a split sliding bearing cover.

Background technique

Among the bearing types, there is a sliding bearing, which has the biggest advantage of large load capacity and can be manufactured into a split structure, which is unmatched by other types of bearings. As shown in Figure 4, the supporting part of the split sliding bearing is composed of a bearing cover 2 and a bearing seat 9, and generally the bearing cover 2 and the bearing seat 9 are fastened by several bolts. Sliding bearings need a certain amount of lubricating oil as a medium to separate the journal from the bearing bush to achieve complete fluid friction. At this time, the working efficiency of the bearing will be relatively high. For general sliding bearings, the oil supply method is manual regular oiling. At this time, lubricating oil holes need to be opened on the bearings. In order to improve the bearing capacity of the bearing, the lubricating oil hole is generally opened in the non-load-bearing area, and for the split sliding bearing, the oil hole is often at the top of the bearing cap, but since the top of the bearing cap is generally arc-shaped, This just makes machining this lubricating oil hole seem more troublesome, and the clamping device in the prior art can not meet this requirement.

Utility model content

The utility model aims at at least solving one of the technical problems existing in the prior art. For this reason, the utility model provides a split type sliding bearing cover lubricating oil hole processing clamping device, the purpose is to facilitate the processing of the lubricating oil hole on the bearing cover.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a split type sliding bearing cover lubricating oil hole processing clamping device, including a base plate, a clamping mechanism arranged on the base plate for clamping the bearing cover, and a clamping device for clamping the bearing cover. Drilling positioning mechanism for drill bit positioning.

The clamping mechanism includes two clamping blocks movably arranged on the base plate and a drive mechanism connected with the clamping blocks and used to provide a driving force for the clamping blocks to move, the two clamping blocks For relative settings.

The clamping block has a positioning groove for the bearing cover to be embedded.

The positioning groove is a V-shaped groove.

The driving mechanism includes a bracket arranged on the bottom plate and an adjusting rod arranged on the bracket and connected in rotation with the clamping block.

The adjusting rod is threadedly connected with the bracket.

The drilling positioning mechanism includes a support arranged on the base plate, a drill template arranged on the support and a drill sleeve arranged on the drill template, and the drill sleeve has a positioning hole for the drill bit to pass through.

The split-type sliding bearing cover lubricating oil hole processing clamping device of the utility model has a simple structure and is convenient to operate. By setting a clamping mechanism and a drilling positioning mechanism, the precise clamping and positioning of the bearing cover is realized, and the clamping is improved. The efficiency and the reliability of clamping greatly facilitate the operation of workers, and improve the processing efficiency and processing accuracy of the lubricating oil hole on the bearing cover. The employees who process this product can go to work without training.

Description of drawings

This manual includes the following drawings, the contents shown are:

Fig. 1 is the front view of the utility model clamping device;

Fig. 2 is a top view of the utility model clamping device;

Fig. 3 is a side view of the utility model clamping device;

Fig. 4 is a structural schematic diagram of a sliding bearing support part;

2. Bearing cover; 3. Clamping block; 4. Adjusting rod; 5. Bracket; 6. Drill sleeve; 7. Support; 8. Drill template; 9. Bearing seat.

detailed description

Next, with reference to the accompanying drawings, through the description of the embodiments, the specific implementation of the present utility model will be further described in detail, the purpose is to help those skilled in the art to have a more complete, accurate and in-depth understanding of the concept and technical solutions of the present utility model , and contribute to its implementation.

As shown in Figures 1 to 3, the utility model provides a split type sliding bearing cover lubricating oil hole processing clamping device, including a base plate 1, a clamping mechanism arranged on the base plate 1 and used to clamp the bearing cover And a drilling positioning mechanism for positioning the drill bit.

Specifically, as shown in FIGS. 1 to 3 , the bottom plate 1 is a horizontally placed rectangular flat plate, the top surface of the bottom plate 1 is a horizontal plane, and the top surface of the bottom plate 1 is also a positioning surface for contacting the bearing cover. When drilling the bearing cap, place the bearing seat on the top surface of the bottom plate 1 so that the bottom surface of the bearing cap is in contact with the top surface of the bottom plate 1. The bottom surface of the bearing cap is flat and is matched with the bearing seat. At this time, the arc-shaped top of the bearing cover is at the top, which is convenient for the drill bit to move down until the required lubricating oil hole is drilled on the bearing cover.

As shown in Figures 1 to 3, the clamping mechanism includes two clamping blocks 3 that are movably arranged on the top surface of the bottom plate 1 and are connected with each clamping block 3 and used to provide each clamping block 3 with The driving mechanism of the driving force of its movement, the two clamping blocks 3 are located on the same straight line parallel to the length direction of the base plate 1 and are symmetrically arranged, the two clamping blocks 3 are matched and used to clamp the bearing cover, the two clamping blocks 3 Between the two clamping blocks 3 is the space for accommodating the bearing cover.

As shown in Figures 1 to 3, since the two ends of the bearing cover are arc-shaped structures, preferably, the clamping block 3 has a positioning groove for the arc-shaped end of the bearing cover to embed, and the positioning groove is from The side of the clamping block 3 begins to form a V-shaped groove concaved inward along the horizontal direction, and the positioning groove forms an opening on the side of the clamping block 3, which is convenient for the end of the bearing cover to be embedded and positioned. The two inner surfaces of the V-shaped positioning groove on the clamping block 3 are in contact with the outer circular surface of the end of the bearing cover, so that the bearing cover is clamped reliably.

The driving mechanism is used to provide the clamping block 3 with a driving force to make a reciprocating linear motion on the top surface of the bottom plate 1 in a direction parallel to the length direction of the bottom plate 1, as shown in Figures 1 to 3, the drive The mechanism includes a bracket 5 vertically arranged on the bottom plate 1 and an adjusting rod 4 arranged on the bracket 5 and connected to the clamping block 3 in rotation. The adjusting rod 4 is threadedly connected with the bracket 5 and constitutes a screw drive. One end of the adjusting rod 4 is inserted into the clamping block 3 and is rotatably connected with the clamping block 3 , and the other end of the adjusting rod 4 protrudes to the outside of the bracket 5 and serves as a force application end for applying a rotational force. The bracket 5 is provided with a threaded hole, the outer surface of the adjusting rod 4 is provided with external threads, the adjusting rod 4 passes through the threaded hole and is placed horizontally above the top surface of the bottom plate 1, and the axis of the adjusting rod 4 is parallel to the length direction of the bottom plate 1. When it is necessary to adjust the position of the clamping block 3, by twisting the two adjusting rods 4, each clamping block 3 is pushed and pulled by the adjusting rod 4, so that the two clamping blocks 3 move toward each other or move away from each other to realize the bearing cover. Clamp and release. Since the adjusting rod 4 is threadedly connected with the bracket 5, it has a self-locking effect. After the two clamping blocks 3 cooperate to clamp the bearing cover, the clamping block 3 can keep the position still by relying on the self-locking of the adjusting rod 4 and the bracket 5 , so as to ensure reliable clamping.

Preferably, pressure pads can be provided on the two inner sides of the positioning groove of the clamping block 3, and the pressure pads are made of nylon material to prevent excessive permanent pressure deformation of the bearing cover during clamping, and when more When the pressure pad deforms too much in the second clamping, it can be replaced in time.

As shown in FIGS. 1 to 3 , the drilling positioning mechanism includes a support 7 vertically arranged on the base plate 1 , a drilling template 8 arranged on the support 7 and a drill sleeve 6 arranged on the drilling template 8 . Bearing 7 is parallel to support 5, and one end of drilling template 8 is fixedly connected with bearing 7 by screw, and drilling template 8 is a rectangular plate, and the length direction of drilling template 8 is parallel to the width direction of base plate 1, and drilling template 8 is horizontal It is placed above the space for accommodating the bearing cover between the two clamping blocks 3 . The drill sleeve 6 has a positioning hole for the drill bit to pass through. The axis of the positioning block is perpendicular to the top surface of the bottom plate 1. The position of the positioning hole is aligned with the position of the bolt hole to be drilled on the top of the bearing cover to ensure that the lubricating oil hole after processing The location is precise. When drilling, the drill bit on the lathe passes downwards after the positioning hole on the drill sleeve 6, and then continues to move downward until a lubricating oil hole meeting the requirements is drilled on the bearing cover.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Apparently, the specific implementation of the present invention is not limited by the above methods. As long as the various insubstantial improvements made by adopting the method concept and technical solution of the present utility model; within the scope of protection.

Claims (5)

1. split plain bearing lid oilhole processes clamping device, it is characterised in that：Including base plate, be arranged on base plate and For clamping the clamp system of bearing cap and boring positioning mechanism for positioning to drill bit；The clamp system includes removable Be arranged on the base plate two gripping blocks and be connected with gripping block and for providing the driving that moves it to gripping block The drive mechanism of power, two gripping blocks are to be oppositely arranged；The boring positioning mechanism include being arranged at bearing on the base plate, The bushing plate being arranged on bearing and the drill bushing being arranged on bushing plate, drill bushing has the location hole for allowing drill bit to pass through, bushing plate One end be fixedly connected with bearing by screw, bushing plate is rectangular slab, and bushing plate is horizontal to accommodate axle between two gripping blocks Hold the top in the space of lid.

2. split plain bearing lid oilhole according to claim 1 processes clamping device, it is characterised in that：It is described Gripping block has the locating slot for making bearing cap embedded.

3. split plain bearing lid oilhole according to claim 2 processes clamping device, it is characterised in that：It is described Locating slot is V-groove.

4. the split plain bearing lid oilhole according to claim 1 or 2 or 3 processes clamping device, and its feature exists In：The drive mechanism includes the support being arranged on the base plate and is arranged on support and rotates with the gripping block to be connected Adjusting rod.

5. split plain bearing lid oilhole according to claim 4 processes clamping device, it is characterised in that：It is described Adjusting rod is to be threadedly coupled with the support.