CN204577203U - For the press mechanism that APG insulating part is moulding moulded - Google Patents

Abstract

The utility model discloses a kind of press mechanism shaping for APG insulating part, pressing plate by drive unit reciprocally movement be located in frame; Described guider comprises X-axis guiding mechanism, Y-axis guiding mechanism and Z axis guiding mechanism, described Z axis guiding mechanism comprises two slide track seats and two slide rails, described two slide track seat symmetries are fixed in frame, described each slide rail respectively reciprocally movement be located on slide track seat and its one end and be fixedly connected with pressing plate, described X-axis guiding mechanism is located between frame and slide rail, and described Y-axis guiding mechanism is located between frame and slide rail.The utility model is by increasing the setting of X-axis guiding mechanism and Y-axis guiding mechanism between frame and slide rail, realize the spacing of X-direction and Y direction, eliminate the X-direction because whole mechanism tilts is subject to and Y direction side force, avoid slide rail in the swing of X-direction and Y direction, realize the accurate guiding of X-axis guiding mechanism and Y-axis guiding mechanism, guarantee machining accuracy.

Description

Press-down mechanism for forming APG insulating parts

technical field

The utility model relates to a pressing mechanism for forming APG insulating parts, in particular to a pressing mechanism for ensuring the forming precision of the APG insulating parts.

Background technique

In the manufacturing process of APG (APG: technology is epoxy resin automatic pressure gel molding technology (The Automatic Pressure Gelation), which is mainly used in the production of medium and high voltage epoxy insulation products), one of the processes is to fix the pole Positioned in the mandrel and achieve the purpose of pressing and forming through the pressing structure; wherein the pressing structure includes a frame, a pressing plate and four guide columns, and the pressing plate is connected and linked with the hydraulic cylinder to achieve APG insulation Two guide copper sleeves are installed on each guide column; the above-mentioned press-down structure is inclined, and the weight of the entire press-down mechanism is more than 100Kg, and the inclined press-down mechanism moves up and down along each guide column During this time, a large lateral force will be generated on the inner wall of each copper sleeve to cause wear, and a large gap will be generated after a long time, so that the processing accuracy of the forming of the APG insulating part cannot be ensured.

Therefore, in the existing pressing structure, how to further improve and upgrade the limit design of the pressing mechanism, eliminate the uneven force due to its inclined setting, and avoid low processing accuracy is the current research and development of the pressing mechanism for the forming of APG insulating parts. One of the important issues of personnel.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a press-down mechanism for forming APG insulating parts. The press-down mechanism mainly solves the technical problem of low processing precision due to uneven force.

In order to achieve the above object, the utility model is achieved through the following technical solutions:

A press-down mechanism for forming APG insulating parts, including a frame, a pressing plate, a driving device and a guiding device, the pressing plate can be reciprocally moved by the driving device and set on the frame, and the guiding device includes an X-axis guiding mechanism , a Y-axis guide mechanism and a Z-axis guide mechanism, the Z-axis guide mechanism includes two slide rail seats and two slide rails, and the two slide rail seats are symmetrically fixed on the frame, and each slide rail can be respectively The reciprocating movement is arranged on the slide rail seat and one end thereof is fixedly connected with the pressing plate. The X-axis guide mechanism is arranged between the frame and the slide rail, and the Y-axis guide mechanism is arranged between the frame and the slide rail.

Further, the frame includes a left side board, a right side board and a top board, and the two ends of the top board are fixed above the left side board and the right side board.

Further, the two slide rails are set infinitely close to the inner side wall of the left side plate and the inner side wall of the right side plate respectively, and the Y-axis guide mechanism is a plurality of pairs of guide bearings, and each pair of guide bearings is respectively arranged on each slide The racks on the front and rear sides of the rail are used to precisely guide the slide rail in the Y-axis direction.

Further, the two slide rails are set infinitely close to the inner wall of the left side plate and the inner side wall of the right side plate respectively, the X-axis guide mechanism is a plurality of needle rollers, and the inner side wall of the left side plate and the right side The inner side wall of the plate is provided with cylindrical grooves extending along the Y-axis direction corresponding to the number of needle rollers. Shaped grooves and rolling contact with the slide rail are provided for precise guidance of the slide rail in the X-axis direction.

Further, each of the connecting blocks is provided with a fixing hole matching the cross-sectional shape of each slide rail, and one end of each of the slide rails is respectively embedded in the fixing hole and integrally connected with the connecting block. The ends are fixedly connected with each connection block respectively.

The aforementioned technical solution: by setting the slide rail seat and the slide rail on the frame, wherein the slide rail seat is fixed on the frame, and the slide rail and the slide rail seat are arranged in sliding cooperation, and the slide rail is fixedly connected with the pressure plate to form a Z-axis guiding mechanism; The setting of the X-axis guide mechanism and the Y-axis guide mechanism is added between the aforementioned rack and the slide rail to realize the guiding effect on the X-axis direction and the Y-axis direction, thereby eliminating the influence of the X-axis direction and the Y-axis direction due to the tilt of the whole mechanism. Lateral force avoids the force deviation of the slide rail in the X-axis direction and the Y-axis direction, and then realizes the precise guidance of the X-axis guiding mechanism and the Y-axis guiding mechanism, thereby ensuring the accuracy of the workpiece; on the other hand, one end of the slide rail It is plugged with the connection block and locked by bolts, so as to achieve the purpose of fixing with the pressure plate, and further ensure the processing accuracy of the forming of the APG insulating part.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is an exploded view of the structure of the utility model embodiment;

Fig. 3 is a schematic structural view of the guiding device described in the embodiment of the utility model;

Fig. 4 is a schematic diagram of the connection structure between the guide rail and the pressure plate in the embodiment of the present invention;

Fig. 5 is a schematic diagram of the structure of the connection block in the embodiment of the present invention.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described:

Embodiment: Please refer to Fig. 1 to Fig. 2, a pressing mechanism for forming APG insulating parts, including a frame 1, a pressing plate 2, a driving device and a guiding device, and the pressing plate 2 can reciprocate through the driving device The movement is arranged on the frame 1 , and the guide device includes an X-axis guide mechanism 3 , a Y-axis guide mechanism 4 and a Z-axis guide mechanism 5 .

Described frame 1 comprises left side board 11, right side board 12 and top board 13, and the two ends of described top board 13 are fixedly arranged on the top of left side board 11 and right side board 12, and whole frame is used as other each of pressing down mechanism. The fixing and supporting base of the component. Aforesaid driving device is an oil cylinder, and the cylinder block of oil cylinder is fixed on the top plate 13, and the piston rod free end of oil cylinder is connected with pressing plate 2.

The Z-axis guide mechanism 5 includes two slide rail seats 51 and two slide rails 52, and the two slide rail seats 51 are symmetrically fixed on the top plate 13 of the frame 1. The left side plate 11 and the right side plate 12 Above, each of the sliding rails 52 is reciprocally movable and arranged on the sliding rail seat 51 respectively, and its lower ends are fixedly connected to both lateral ends of the pressure plate 2 through a connecting block 6 . Referring to FIG. 5 , specifically, the connecting blocks 6 are opened with wire cutting to form fixing holes 61 matching the cross-sectional shapes of the slide rails, and the lower ends of the slide rails 52 are embedded in the fixing holes 61 respectively. Inside, along the direction perpendicular to the length direction of the slide rail 52, the connecting block 6 and the slide rail 52 are locked by bolts, and the lateral sides of the pressure plate 2 are fixedly connected with each connecting block 6, so as to achieve the 6 is fixedly connected with the corresponding slide rails 52, and the connection block 6 is fixedly connected with the pressure plate 2 through the screw rod, so as to achieve the purpose of fixed connection between each slide rail 52 and the pressure plate 2, and through the guidance of the slide rail 52 and the slide rail seat 51 As a result, the pressing plate 2 is integrally connected with the slide rail 52 through the connecting block 6 and moves back and forth along the Z-axis direction relative to the frame 1 along the slide rail seat 51 .

The X-axis guiding mechanism 3 is ten needle rollers 31 arranged between the frame 1 and the slide rail 52, and the inner side wall of the left side plate 11 and the inner side wall of the right side plate 12 are respectively provided with five pins at intervals. A cylindrical groove 32 extending along the Y-axis direction, each of the needle rollers 31 is rotatably arranged in each cylindrical groove 32, and the circumferential outer wall portion of each needle roller 31 crosses the cylindrical groove 32 and is connected to the slide rail 52 The rolling contact setting is used to guide the slide rail 52 in the X-axis direction; the number of needle rollers is to ensure that the slide rail 52 can be limited in each position during the displacement process, and the number of needle rollers 31 is based on the pressure plate 2 The displacement length is selected. In this embodiment, the number of needle rollers 31 is ten. The more the needle rollers, the more accurate the guide support for the slide rail 52, but the more the number, the more the cost of processing, assembly and maintenance will be. The number of needle rollers on each side plate is not less than three, otherwise the purpose of the utility model cannot be reached or it belongs to a utility model of deterioration. When the slide rail 52 moves up and down, the slide rail 52 on the adjacent side of the pressing plate 2 is guided by the needle roller 31 at the corresponding position, so that it is precisely guided in the X-axis direction. In this embodiment, the meaning that the slide rail is infinitely close to the inner side wall of the left side plate 11 and the inner side wall of the right side plate 12 includes two aspects, one is to connect the two without contact, to avoid sliding friction; The gap between the two is filled by the protruding part of the outer side wall of the needle roller circumference from the corresponding side plate.

The aforementioned Y-axis guide mechanism 4 is located between the frame 1 and the slide rail 52; the Y-axis guide mechanism is eight pairs of sixteen guide bearings 41, and each pair of guide bearings 4 is arranged at intervals along the Z-axis direction. The frame 1 on the front and rear sides of each slide rail 52 is used to guide the slide rail in the Y-axis direction; each guide bearing 41 is to ensure that each slide rail eliminates the lateral force in the Y-axis direction during the lifting displacement process, and the guide bearing The number is selected according to the displacement length of the pressing plate, and the number of guide bearings in this embodiment is four pairs.

In the above embodiment, as shown in Figure 1, when we are facing the pressing mechanism formed by the APG insulator, the direction from left to right of the pressing mechanism is defined as the X-axis direction, and the direction from front to back is the Y-axis The direction is Z-axis direction from bottom to top. The X-axis, Y-axis, and Z-axis are similar to the coordinate axes of geometry and mathematics, and the three are perpendicular to each other. The utility model prevents the The long-term uneven lateral force of the sliding shaft and the sliding shaft seat will affect the accuracy of the workpiece due to eccentric wear, so as to ensure the accuracy of the workpiece.

The above records are only examples of using the technical content of this creation. Any modifications and changes made by those who are familiar with this technology using this creation belong to the scope of patents claimed by this creation, and are not limited to those disclosed in the examples.

Claims (5)

1. one kind for the moulding moulded press mechanism of APG insulating part, comprise frame, pressing plate, drive unit and guider, described pressing plate by drive unit reciprocally movement be located in frame, it is characterized in that: described guider comprises X-axis guiding mechanism, Y-axis guiding mechanism and Z axis guiding mechanism, described Z axis guiding mechanism comprises two slide track seats and two slide rails, described two slide track seat symmetries are fixed in frame, described each slide rail respectively reciprocally movement be located on slide track seat and its one end and be fixedly connected with pressing plate, described X-axis guiding mechanism is located between frame and slide rail, described Y-axis guiding mechanism is located between frame and slide rail.

2. the press mechanism moulding moulded for APG insulating part according to claim 1, is characterized in that: described frame comprises left plate, right plate and top board, the two ends of described top board are fixedly arranged on the top of left plate and right plate.

3. the press mechanism moulding moulded for APG insulating part according to claim 2, it is characterized in that: described two slide rails are arranged with the madial wall of left plate and the madial wall infinite approach of right plate respectively, described Y-axis guiding mechanism be plural number to guide bearing, for carrying out the guiding of Y direction to slide rail in the frame that described each pair of guide bearing is located at the both sides, front and back of each slide rail respectively.

4. the press mechanism moulding moulded for APG insulating part according to claim 2, it is characterized in that: described two slide rails are arranged with the madial wall of left plate and the madial wall infinite approach of right plate respectively, described X-axis guiding mechanism is complex root needle roller, the madial wall of described left plate and the madial wall of right plate are provided with the cylindrical groove extended along Y direction of corresponding needle roller quantity, described each needle roller is rotatably located in each cylindrical groove respectively, and the outer circumferential wall portion of each needle roller is crossed cylindrical groove and is arranged the guiding for carrying out X-direction to slide rail with slide rail Structure deformation.

5. the press mechanism moulding moulded for APG insulating part according to the arbitrary claim of Claims 1-4, it is characterized in that: comprise two contiguous blocks, described each contiguous block offers the fixing hole suitable with each slide rail shape of cross section, one end of described each slide rail is embedded at this fixing hole respectively and is connected with contiguous block one, and the transverse ends of described pressing plate is fixedly connected with setting with each contiguous block respectively.