CN219465521U - Pneumatic clamping device for airfoil part machining - Google Patents

Abstract

The utility model provides a wing section is pneumatic clamping device for part processing, it includes the plummer and establishes a plurality of telescopic links at plummer upper surface, the upper end of telescopic link is equipped with the loading board, the loading board is installed in the upper end of telescopic link through first fastening bolt, the one end threaded connection of first fastening bolt is in the screw hole of telescopic link upper end, loading board side fixedly connected with thick pressurization board and smart pressurization board, the downside fixedly connected with of loading board a plurality of spacing, the spacing groove with spacing adaptation has been seted up to the upper end of telescopic link. The pneumatic clamping device for processing the wing-shaped part has the advantages of being accurate in positioning, fast and stable in clamping, improving product quality and production efficiency and the like.

Description

Pneumatic clamping device for airfoil part machining

Technical Field

The application relates to a pneumatic clamping device for machining of airfoil parts, belonging to the technical field of machining and fixture design.

Background

In the field of machining, various types of parts need to be clamped and then machined, and when an airfoil part is machined, the clamping effect of a conventional pressing plate is poor. In order to facilitate clamping and positioning processing of wing-shaped parts, a plurality of improvements are made on a pneumatic clamping device by utilizing the prior art, such as the patent with the patent publication number of CN218312199U, the pneumatic clamping device for wing-shaped part processing is disclosed, the device comprises a bottom plate, a positioning plate and a pneumatic clamp, the positioning plate is fixed on the bottom plate through a screw rod, a positioning boss and a positioning hole are arranged on the positioning plate, the pneumatic clamp comprises a rotary telescopic cylinder and a pressurizing plate, the rotary telescopic cylinder is arranged on the bottom plate around the positioning plate, and the pressurizing plate is arranged on the rotary telescopic cylinder; the part to be processed is placed on the positioning plate and is positioned and supported through the positioning holes and the positioning bosses, the pressing plate is enabled to stably clamp the part to be processed through the movement of the rotary telescopic cylinder, and the rotary telescopic cylinder works alternately according to the processing position of the processing cutter. Although having remarkable effects, this patent still has the following disadvantages: the upper end that adopts flexible cylinder in the patent compresses tightly the processing through bolted connection thick pressurization board or smart pressurization board, and then to the part of wing section, and in actual operation, when changing thick pressurization board into smart pressurization board, need change a plurality of thick pressurization boards, because the bolt quantity that is used for fixing is more, needs the bolt to dismantle totally, after changing thick pressurization board or smart pressurization board, need install the bolt, change efficiency is lower, and then has influenced machining efficiency. Therefore, there is a need in the art for improvements in pneumatic clamping devices for airfoil part machining to address the deficiencies of the prior art.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the pneumatic clamping device for processing the airfoil parts, which can rapidly and stably convert the coarse pressurizing plate and the fine pressurizing plate.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a wing section is pneumatic clamping device for part processing, include the plummer and establish a plurality of telescopic links at the plummer upper surface, the upper end of telescopic link is equipped with the loading board, the loading board passes through first fastening bolt and installs the upper end at the telescopic link, the one end threaded connection of first fastening bolt is in the screw hole of telescopic link upper end, loading board side fixedly connected with thick pressurization board and smart pressurization board, the downside fixedly connected with of loading board a plurality of spacing, the spacing groove with spacing adaptation has been seted up to the upper end of telescopic link.

Further, the sliding grooves with the same number as the telescopic rods are formed in the upper side face of the bearing table, driving screw rods are arranged in the sliding grooves and driven by driving motors arranged on the side face of the bearing table, the driving screw rods are connected with sliding blocks capable of being driven, and the lower ends of the telescopic rods are fixedly connected to the upper side faces of the sliding blocks.

Further, the side of loading board still fixedly connected with arc clamp plate, arc clamp plate is fixed for the part that the limit portion is the fillet centre gripping.

Further, the side of loading board still is connected with the high pressure board, and the high pressure board carries out the centre gripping to the part that the height is higher and fixes.

Further, the high-pressure plate is installed on the side face of the bearing plate through a second fastening bolt, the second fastening bolt penetrates through a through hole formed in the side face of the high-pressure plate, and the second fastening bolt is connected in a screw hole in the side face of the bearing plate in a threaded mode.

Further, the limit strips and the limit grooves are distributed in a cross shape, so that the stability of the fixed bearing plate is improved.

Further, the section of the sliding groove is T-shaped, and the sliding groove arranged in the T-shaped mode enables the sliding block to have mobility and limit at the same time.

The pneumatic clamping device for processing the wing-shaped part has the advantages of accurate positioning, rapid and stable clamping, product quality improvement, production efficiency improvement and the like, and has the following advantages:

1. according to the utility model, the upper end of the telescopic rod is provided with the bearing plate through the first fastening bolt, the coarse pressing plate and the fine pressing plate are fixedly connected to the side surface of the bearing plate, when the coarse pressing plate and the fine pressing plate are required to be converted, the bearing plate is rotated only by slightly loosening the first fastening bolt, and the bearing plate is limited under the cooperation of the limiting strip and the limiting groove, so that the coarse pressing plate and the fine pressing plate can be conveniently and rapidly converted; 2. the utility model has the advantages of simple structure, convenient operation, strong applicability and high practicability.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a connection structure of a driving screw and a sliding block in the utility model;

FIG. 3 is a schematic view of a connection structure between a slider and a telescopic rod in the present utility model;

FIG. 4 is a schematic diagram of a position structure of a limiting groove in the present utility model;

fig. 5 is a schematic diagram of a position structure of a limit bar in the present utility model.

In the figure: 1. a carrying platform; 2. a chute; 3. driving a screw rod; 4. a driving motor; 5. a telescopic rod; 6. a slide block; 7. a carrying plate; 8. an arc-shaped pressing plate; 9. a rough pressurizing plate; 10. a fine pressurizing plate; 11. a threaded hole; 12. a first fastening bolt; 13. a limit groove; 14. a limit bar; 15. a second fastening bolt; 16. and (5) heightening the pressure plate.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1-5, a pneumatic clamping device for airfoil part processing comprises a bearing table 1 and a plurality of telescopic rods 5 arranged on the upper surface of the bearing table 1, wherein a bearing plate 7 is arranged at the telescopic upper end of each telescopic rod 5, each bearing plate 7 is arranged at the upper end of each telescopic rod 5 through a first fastening bolt 12, one end of each first fastening bolt 12 is in threaded holes 11 at the upper end of each telescopic rod 5 in a threaded manner, a coarse pressurizing plate 9 and a fine pressurizing plate 10 are fixedly connected to the side face of each bearing plate 7, a plurality of limiting strips 14 are fixedly connected to the lower side face of each bearing plate 7, and limiting grooves 13 matched with the limiting strips 14 are formed in the upper end of each telescopic rod 5.

Further, the sliding grooves 2 with the same number as the telescopic rods 5 are formed in the upper side face of the bearing table 1, the driving screw rods 3 are rotationally connected to the inner symmetrical side faces of the sliding grooves 2, the driving screw rods 3 are driven by the driving motor 4 arranged on the side face of the bearing table 1, the driving screw rods 3 are connected with the sliding blocks 6 which can be driven, the lower ends of the telescopic rods 5 are fixedly connected to the upper side faces of the sliding blocks 6, and under the rotation of the driving screw rods 3, the sliding blocks 6 can move along the length direction of the sliding grooves 2 so as to drive the telescopic rods 5 to move.

As shown in fig. 2, the telescopic rod 5 in this embodiment has a structure similar to that of the existing telescopic cylinder, and is a pneumatic clamping device for processing airfoil parts as disclosed in the patent with publication number CN218312199U, and the main improvement point of this embodiment is that the conversion between the coarse pressurizing plate 9 and the fine pressurizing plate 10 is facilitated. In the pneumatic clamping device for processing wing-shaped parts of this embodiment, the upper surface of the loading table 1 is provided with a plurality of telescopic rods 5 (only represented by drawing in the drawing, in actual operation, the number of the telescopic rods 5 is determined according to the parts to be processed), the telescopic rods 5 are alternately pressed, the telescopic rods 5 are firstly lifted, the parts to be processed are placed on the upper surface of the loading table 1, the positions of the parts are fixed, the telescopic rods 5 are controlled to descend, further the coarse pressing plate 9 is pressed against the parts, if the coarse pressing plate 9 is required to be converted into the fine pressing plate 10, the first fastening bolts 12 are unscrewed, the loading plate 7 is rotated, the fine pressing plate 10 is rotated to the central position facing the loading table 1, the limit strips 14 are aligned with the limit grooves 13, the first fastening bolts 12 are screwed down, a great amount of time is saved, and the replacement efficiency is improved.

The telescopic rod 5 can be purchased in the market, belongs to a mature technology and is fully disclosed, so that repeated description is omitted in the specification, the telescopic rod 5 is provided with a power connection wire, the telescopic rod is electrically connected with an external main controller and 220V phase voltage through the power connection wire, and the main controller can be conventional known equipment with a control function of a computer and the like.

As shown in fig. 3-5, the side surface of the bearing plate 7 is also fixedly connected with an arc-shaped pressing plate 8, and the arc-shaped pressing plate 8 clamps and fixes the parts with round edges.

As shown in fig. 3-5, the side surface of the bearing plate 7 is also connected with a high-pressure plate 16, and the high-pressure plate 16 clamps and fixes parts with higher heights.

As shown in fig. 3-5, the high-pressure plate 16 is mounted on the side surface of the bearing plate 7 through the second fastening bolts 15, and is inserted into through holes formed in the side surface of the high-pressure plate 16 through the second fastening bolts 15, and the second fastening bolts 15 are connected in screw holes formed in the side surface of the bearing plate 7 in a threaded manner, so that the high-pressure plate 16 can be replaced by other pressure plates, and the applicability and practicality of the clamping device are improved.

As shown in fig. 3-5, the limit strips 14 and the limit grooves 13 are four and are distributed in a cross shape. Of course, the number and arrangement modes of the limit bars 14 and the limit grooves 13 can also be other modes, and the arrangement of a plurality of limit bars 14 and limit grooves 13 improves the stability of the bearing plate 7 after being fixed.

As shown in fig. 1 and 2, the cross section of the sliding groove 2 is T-shaped, and the sliding groove 2 with the T-shaped arrangement enables the sliding block 6 to have mobility and limit at the same time.

The above description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and those skilled in the art may make modifications to the technical solutions described in the foregoing embodiments, or equivalent substitutions. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. Pneumatic clamping device is used in processing of wing section part, its characterized in that: including the plummer with establish a plurality of telescopic links at the plummer upper surface, the upper end of telescopic link is equipped with the loading board, the loading board is installed in the upper end of telescopic link through first fastening bolt, the one end threaded connection of first fastening bolt is in the screw hole of telescopic link upper end, loading board side fixedly connected with thick pressurization board and smart pressurization board, the downside fixedly connected with of loading board a plurality of spacing, the spacing groove with spacing adaptation has been seted up to the upper end of telescopic link.

2. The pneumatic clamping device for machining of airfoil parts according to claim 1, wherein: the sliding grooves with the same number as the telescopic rods are formed in the upper side face of the bearing table, driving screw rods are arranged in the sliding grooves and driven by driving motors arranged on the side face of the bearing table, the driving screw rods are connected with sliding blocks capable of being driven, and the lower ends of the telescopic rods are fixedly connected to the upper side faces of the sliding blocks.

3. The pneumatic clamping device for machining of airfoil parts according to claim 1, wherein: the side of loading board still fixedly connected with arc clamp plate, arc clamp plate is fixed for the part that the limit portion is the fillet centre gripping.

4. The pneumatic clamping device for machining of airfoil parts according to claim 1, wherein: the side of loading board still is connected with the high pressure board, and the high pressure board carries out the centre gripping to the part that the height is higher and fixes.

5. The pneumatic clamping device for machining of airfoil parts according to claim 4, wherein: the high-pressure plate is installed on the side face of the bearing plate through a second fastening bolt, penetrates through a through hole formed in the side face of the high-pressure plate through the second fastening bolt, and is connected in a screw hole in the side face of the bearing plate through the second fastening bolt in a threaded mode.

6. The pneumatic clamping device for machining of airfoil parts according to claim 1, wherein: the limit strips and the limit grooves are distributed in a cross shape, so that the stability of the bearing plate after being fixed is improved.

7. The pneumatic clamping device for machining of airfoil parts according to claim 2, wherein: the section of the sliding groove is T-shaped, and the sliding groove arranged in the T-shaped mode enables the sliding block to have mobility and limit.