阅读说明：本技术 一种航空发动机叶片毛坯加工夹具 (Aeroengine blade blank adds clamping apparatus ) 是由 严小琳 吴江 陈�光 祁志祥 于 2021-09-17 设计创作，主要内容包括：本发明公开了一种航空发动机叶片毛坯加工夹具,属于航空发动机叶片加工技术领域,其技术方案要点包括竖板,所述竖板前端面的中部固定安装有两个左右分布的固定板,两个所述固定板之间安装有螺杆,位于右侧固定板的右端面固定安装有第一电机,所述第一电机的输出端贯穿位于右侧固定板且与螺杆的右端固定连接,所述螺杆的外侧壁活动套接有滑块,所述滑块的前端面固定安装有移动板,从而通过使两个齿轮转动分别带动两个第一限位杆和第二限位杆移动,使得两个夹板带动两个夹块向工件移动,进而将工件进行固定,通过第一电机带动螺杆,促使滑块带动移动板进行移动,从而调节工件的位置,便于将工件的表面进行加工。(The invention discloses an aero-engine blade blank processing clamp, which belongs to the technical field of aero-engine blade processing, and the technical scheme is characterized by comprising a vertical plate, wherein two fixed plates distributed left and right are fixedly arranged in the middle of the front end surface of the vertical plate, a screw rod is arranged between the two fixed plates, a first motor is fixedly arranged on the right end surface of the right fixed plate, the output end of the first motor penetrates through the right fixed plate and is fixedly connected with the right end of the screw rod, the outer side wall of the screw rod is movably sleeved with a slide block, the front end surface of the slide block is fixedly provided with a movable plate, so that two gears are rotated to respectively drive two first limiting rods and two second limiting rods to move, two clamping blocks are driven by two clamping plates to move towards a workpiece, the workpiece is further fixed, the screw rod is driven by the first motor to drive the slide block to move the movable plate, thereby adjusting the position of the workpiece and facilitating the processing of the surface of the workpiece.)

1. The utility model provides an aeroengine blade blank adds clamping apparatus, includes riser (1), its characterized in that: the middle part of the front end face of the vertical plate (1) is fixedly provided with two fixing plates (2) which are distributed leftwards and rightwards, a screw rod (201) is arranged between the two fixing plates (2), the right end face of the right fixing plate (2) is fixedly provided with a first motor (202), the output end of the first motor (202) penetrates through the right fixing plate (2) and is fixedly connected with the right end of the screw rod (201), the outer side wall of the screw rod (201) is movably sleeved with a sliding block (2011), the front end face of the sliding block (2011) is fixedly provided with a moving plate (3), the front end face of the moving plate (3) is provided with two sliding plates (301) which are distributed leftwards and rightwards, the upper end and the lower end of the left side wall of the right sliding plate (301) are fixedly provided with first limiting rods (4), and the left ends of the two first limiting rods (4) are movably penetrated through the sliding plate (301) which is positioned on the left side and extend to the left side sliding plate (301), be located the left equal fixedly connected with second gag lever post (5) in upper and lower both ends of the right side wall of slide (301), two the other end of second gag lever post (5) is all movable and is run through slide (301) that are located the right side and extend to right side slide (301) right-hand, two the insection meshing is connected with gear (6), two between first gag lever post (4) all is provided with vertical line and with the lateral wall of two second gag lever posts (5) respectively the equal fixed mounting in preceding terminal surface of slide (301) has splint (7), two the equal fixed mounting in one side that splint (7) are relative has clamp splice (701).

2. The aero-engine blade blank machining fixture as claimed in claim 1, wherein: two slide (301) all are "T" type form, moving plate (3) preceding terminal surface seted up T type groove (302), two the rear end of slide (301) all with T type groove (302) sliding connection.

3. The aero-engine blade blank machining fixture as claimed in claim 1, wherein: two second motors (601) are fixedly mounted on the front end face of the moving plate (3), and the output ends of the two second motors (601) are fixedly connected with the rear end faces of the two gears (6) respectively.

4. The aero-engine blade blank machining fixture as claimed in claim 1, wherein: the two clamping blocks (701) are both U-shaped, and anti-skid pads are fixedly mounted on the inner side walls of the U-shaped clamping blocks.

5. The aero-engine blade blank machining fixture as claimed in claim 1, wherein: the front end face of the vertical plate (1) is provided with two sliding grooves (101) which are distributed up and down, moving blocks (102) are connected inside the two sliding grooves (101) in a sliding mode, and the front end faces of the two moving blocks (102) are fixedly connected with the rear end face of the moving plate (3).

6. The aero-engine blade blank machining fixture as claimed in claim 1, wherein: the bottom end face of the vertical plate (1) is fixedly provided with a base (8).

Technical Field

The invention relates to the technical field of machining of aero-engine blades, in particular to a clamp for machining an aero-engine blade blank.

Background

The engine blade can use anchor clamps at the in-process of processing, fixes engine blade, carries out burr treatment with engine blade's edge, and traditional anchor clamps do not have the function of adjusting the work piece position after with the work piece centre gripping, need carry out the centre gripping again when adjusting the position, and is more troublesome and reduction in production efficiency.

Disclosure of Invention

The invention provides a machining clamp for an aero-engine blade blank, aiming at solving the problems.

The invention is realized in such a way, the aeroengine blade blank processing clamp comprises a vertical plate, wherein two fixed plates which are distributed left and right are fixedly arranged in the middle of the front end surface of the vertical plate, a screw rod is arranged between the two fixed plates, a first motor is fixedly arranged on the right end surface of the right fixed plate, the output end of the first motor penetrates through the right fixed plate and is fixedly connected with the right end of the screw rod, the outer side wall of the screw rod is movably sleeved with a sliding block, a movable plate is fixedly arranged on the front end surface of the sliding block, two sliding plates which are distributed left and right are arranged on the front end surface of the movable plate, first limiting rods are fixedly arranged on the upper end and the lower end of the left side wall of the right side sliding plate, the left ends of the two first limiting rods movably penetrate through the left sliding plate and extend to the left side of the left side sliding plate, and second limiting rods are fixedly connected on the upper end and the lower end of the right side wall of the left sliding plate, two the equal activity of the other end of second gag lever post runs through the slide that is located the right side and extends to the right-hand side of right side slide, two first gag lever post all is provided with vertical line and the insection meshing between with the lateral wall of two second gag lever posts respectively and is connected with the gear, two the equal fixed mounting of preceding terminal surface of slide has splint, two the equal fixed mounting in one side that splint are relative has the clamp splice.

In order to facilitate the sliding of the two sliding plates and prevent the sliding plates from falling off, the preferable clamping tool for machining the blank of the blade of the aero-engine is characterized in that the two sliding plates are both in a T shape, a T-shaped groove is formed in the front end face of the moving plate, and the rear ends of the two sliding plates are connected with the T-shaped groove in a sliding mode.

In order to facilitate adjustment of the distance between the two moving plates, the aero-engine blade blank machining fixture is preferably configured such that two second motors are fixedly mounted on the front end faces of the moving plates, and output ends of the two second motors are fixedly connected with the rear end faces of the two gears respectively.

In order to increase the friction force between the workpiece and the clamping blocks and facilitate stable clamping of the workpiece, the two clamping blocks are preferably U-shaped, and the inner side walls of the two clamping blocks are fixedly provided with anti-skid pads.

In order to limit the moving direction of the moving block and the moving plate and prevent the moving plate from inclining, the aero-engine blade blank machining clamp is preferably used, the front end face of the vertical plate is provided with two sliding grooves which are distributed up and down, the moving block is connected inside the two sliding grooves in a sliding mode, and the front end faces of the two moving blocks are fixedly connected with the rear end face of the moving plate.

In order to increase the stability of the vertical plate, as a preferable fixture for machining the blank of the aircraft engine blade according to the invention, a base is fixedly mounted on the bottom end surface of the vertical plate.

Compared with the prior art, the invention has the beneficial effects that:

the aero-engine blade blank machining clamp comprises a workpiece to be machined is placed between two clamping blocks, two second motors are started to enable two gears to rotate to drive two first limiting rods and two second limiting rods to move respectively, the two first limiting rods and the two second limiting rods are enabled to drive two sliding plates to move, so that the two clamping plates drive the two clamping blocks to move towards the workpiece, the workpiece is further fixed, the friction force between the workpiece and the clamping blocks can be increased through anti-slip pads, the workpiece is clamped by the two clamping blocks more stably, when the two sliding plates move, the two sliding plates can slide along a T-shaped groove, the sliding plates can be supported while the T-shaped groove limits the movement of the sliding plates, the movable plate can stably move, the workpiece can be clamped by the clamping plates and the clamping blocks conveniently, the sliding blocks are driven to move by starting the first motors, the screw rod rotates to drive the sliding blocks to move, the sliding block is driven to drive the moving plate to move, so that the position of a workpiece is adjusted, the workpiece is convenient to process, and when the moving plate moves leftwards or rightwards, the moving block can move along the sliding groove, so that the moving directions of the moving block and the moving plate can be limited, and the moving plate is prevented from inclining.

Drawings

FIG. 1 is an overall structure diagram of an aero-engine blade blank machining fixture of the present invention;

FIG. 2 is a top view of the moving plate of FIG. 1 in accordance with the present invention;

fig. 3 is a schematic view of the riser of fig. 1 according to the present invention.

In the figure, 1, a riser; 101. a chute; 102. a moving block; 2. a fixing plate; 201. a screw; 2011. a slider; 202. a first motor; 3. moving the plate; 301. a slide plate; 302. a T-shaped groove; 4. a first limit rod; 5. a second limiting rod; 6. a gear; 601. a second motor; 7. a splint; 701. a clamping block; 8. a base.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-3, the present invention provides a technical solution: a machining clamp for an aero-engine blade blank comprises a vertical plate 1, wherein two fixed plates 2 distributed left and right are fixedly installed in the middle of the front end face of the vertical plate 1, a screw 201 is installed between the two fixed plates 2, a first motor 202 is fixedly installed on the right end face of the right fixed plate 2, the output end of the first motor 202 penetrates through the right fixed plate 2 and is fixedly connected with the right end of the screw 201, a slide block 2011 is movably sleeved on the outer side wall of the screw 201, a moving plate 3 is fixedly installed on the front end face of the slide block 2011, two slide plates 301 distributed left and right are arranged on the front end face of the moving plate 3, first limiting rods 4 are fixedly installed at the upper end and the lower end of the left side wall of the right slide plate 301, the left ends of the two first limiting rods 4 movably penetrate through the slide plate 301 on the left side and extend to the left side of the left slide plate 301, and second limiting rods 5 are fixedly connected at the upper end and the lower end of the right side wall of the left slide plate 301 on the left side, the slide 301 that is located the right side and extends to the right-hand side slide 301 that all moves about of the other end of two second gag lever post 5 runs through, and two first gag lever posts 4 all are provided with vertical lines and the insection meshing is connected with gear 6 between with the lateral wall of two second gag lever posts 5 respectively, and the equal fixed mounting of the preceding terminal surface of two slides 301 has splint 7, and the equal fixed mounting in one side that two splint 7 are relative has clamp splice 701.

In the present embodiment: by arranging the gear 6, when a workpiece to be machined is placed between the two clamping blocks 701, the two second motors 601 are started, so that the two gears 6 rotate to respectively drive the two first limiting rods 4 and the two second limiting rods 5 to move, the two first limiting rods 4 and the two second limiting rods 5 drive the two sliding plates 301 to move, the two clamping plates 7 drive the two clamping blocks 701 to move towards the workpiece, further clamping and fixing the workpiece, starting the first motor 202 to make the screw 201 rotate and drive the slide 2011 to move, so that the slide 2011 drives the moving plate 3 to move, thereby adjusting the position of the workpiece for processing, when the moving plate 3 moves leftwards or rightwards, the moving block 102 can move along the sliding groove 101, thereby, the moving direction of the moving block 102 and the moving plate 3 can be restricted, thereby preventing the moving plate 3 from being inclined, and thus increasing the accuracy of processing.

As a technical optimization scheme of the invention, the two sliding plates 301 are both in a T shape, a T-shaped groove 302 is formed in the front end face of the moving plate 3, and the rear ends of the two sliding plates 301 are both in sliding connection with the T-shaped groove 302.

In the present embodiment: through setting up T type groove 302, because two slide 301 and T type groove 302 sliding connection, T type groove 302 can support two slide 301, and two slide 301 of being convenient for slide and prevent to drop.

As a technical optimization scheme of the present invention, two second motors 601 are fixedly mounted on the front end surface of the moving plate 3, and output ends of the two second motors 601 are respectively and fixedly connected with the rear end surfaces of the two gears 6.

In the present embodiment: by starting the two second motors 601, the two gears 6 rotate to respectively drive the two first limiting rods 4 and the second limiting rods 5 to move, so that the two moving plates 3 are driven to move, and the distance between the two moving plates 3 is convenient to adjust.

As a technical optimization scheme of the invention, the two clamping blocks 701 are both U-shaped, and the inner side walls of the two clamping blocks are fixedly provided with anti-skid pads.

In the present embodiment: the anti-slip pads are arranged in the two clamping blocks 701, so that the friction force between the workpiece and the clamping blocks 701 can be increased, and the workpiece can be clamped stably.

As a technical optimization scheme of the invention, the front end surface of the vertical plate 1 is provided with two sliding grooves 101 which are distributed up and down, the insides of the two sliding grooves 101 are both connected with moving blocks 102 in a sliding manner, and the front end surfaces of the two moving blocks 102 are fixedly connected with the rear end surface of the moving plate 3.

In the present embodiment: by providing the moving block 102, when the moving plate 3 moves leftward or rightward, the moving block 102 can move along the slide groove 101, so that the moving direction of the moving block 102 and the moving plate 3 can be restricted, and the moving plate 3 can be prevented from being inclined.

As a technical optimization scheme of the invention, a base 8 is fixedly arranged on the bottom end surface of the vertical plate 1.

In the present embodiment: through setting up base 8, base 8 can support riser 1, increases riser 1's stability.

The working principle and the using process of the invention are as follows: firstly, a processed workpiece is placed between two clamping blocks 701, two gears 6 are rotated to drive two first limiting rods 4 and two second limiting rods 5 to move respectively by starting two second motors 601, so that the two first limiting rods 4 and the two second limiting rods 5 drive two sliding plates 301 to move, so that the two clamping blocks 7 drive the two clamping blocks 701 to move towards the workpiece, and further the workpiece is fixed, the friction force between the workpiece and the clamping blocks 701 can be increased by the aid of anti-slip pads, the workpiece is clamped by the two clamping blocks 701 more stably, when the two sliding plates 301 move, the two sliding plates 301 can slide along a T-shaped groove 302, the sliding plates 301 can be supported while the T-shaped groove 302 limits the movement of the sliding plates 301, so that the moving plate 3 can stably move, the workpiece is clamped by the clamping blocks 7 and the clamping blocks 701, the screw 201 is rotated to drive the sliding blocks 2011 to move by starting the first motors 202, the slider 2011 is prompted to drive the moving plate 3 to move, so that the position of a workpiece is adjusted, the workpiece is convenient to process, when the moving plate 3 moves leftwards or rightwards, the moving block 102 can move along the sliding groove 101, the moving directions of the moving block 102 and the moving plate 3 can be limited, and therefore the moving plate 3 is prevented from inclining.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.