Blade clamping device

Abstract

The utility model relates to the technical field of blade clamping devices, and discloses a blade clamping device which comprises a bottom plate, and a clamping assembly and a locking assembly are arranged on the bottom plate. The clamping assembly comprises a fixed support and a movable support, a fixed clamping block for a blade is arranged on the fixed support, a movable clamping block for the blade is arranged on the movable support, a clamping air cylinder is fixedly connected to the movable support, vertical T-shaped strips are constructed on the fixed clamping block and the movable clamping block, vertical T-shaped grooves are formed in the fixed support and the movable support, and the vertical T-shaped strips are connected with the vertical T-shaped grooves in a clamped mode; the locking assembly comprises a lock hole formed in the vertical T-shaped strip and a moving seat, a locking air cylinder is fixedly connected to the moving seat, a moving block is slidably connected to the top of the moving seat, a fixed block is fixedly connected to the top of the moving seat, and lock pins are fixedly connected to the moving block and the fixed block. According to the utility model, the blade clamping block replacement efficiency can be improved, and the processing efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of blade clamping devices, in particular to a blade clamping device. Background Art

[0002] An engine is a machine that can convert other forms of energy into mechanical energy, including internal combustion engines (reciprocating piston engines), external combustion engines (Stirling engines, steam engines, etc.), jet engines, electric motors, etc. For example, internal combustion engines usually convert chemical energy into mechanical energy. The term engine can be applied to power generation devices, or it can refer to the entire machine including the power device (such as gasoline engines, aircraft engines).

[0003] Among the above-mentioned engines, aircraft engines and gas turbines are the commonly used engines. There are many blades arranged inside the above-mentioned aircraft engines and gas turbines. These blades play a vital role in the aircraft engines and gas turbines, directly affect the operation of the engine, and are very important. When processing the existing blades, a clamp is used to clamp and fix the blades. And in order to meet the processing requirements of different blades, personnel will use a clamp with replaceable clamp blocks to clamp and fix blades of different sizes and shapes. In the existing replacement structure, the fixed clamp block and the movable clamp block need to be locked and fixed separately, and the disassembly and assembly also need to be locked separately. The personnel operation is troublesome and the replacement time is long. Therefore, the clamp replacement efficiency is low, which affects the processing efficiency. In order to solve the above-mentioned problems, a blade clamping device is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a blade clamping device in order to solve the above-mentioned problem.

[0005] The technical solution adopted by the utility model is as follows: the blade clamping device comprises a bottom plate, on which a blade clamping assembly and a locking assembly are arranged;

[0006] The clamping assembly comprises a fixed support and a movable support, the movable support is movably connected to the bottom plate, the movable support is fixedly mounted on the bottom plate, a fixed clamping block for blades is arranged on the fixed support, a movable clamping block for blades is arranged on the movable support, a clamping cylinder is fixedly connected to the upper side of the movable support, the clamping cylinder is fixedly mounted on the bottom plate, a vertical T-shaped bar is constructed on the fixed clamping block and the movable clamping block, a vertical T-shaped slot is opened on the fixed support and the movable support, and the vertical T-shaped bar is clamped with the vertical T-shaped slot;

[0007] The locking assembly includes a locking hole and a shift seat provided on the vertical T-shaped bar, the shift seat is slidably connected to the base plate, a locking cylinder is fixedly connected to the shift seat, the locking cylinder is fixedly mounted on the base plate, a shift block is slidably connected to the top of the shift seat, a fixed block is fixedly connected to the top of the shift seat, a locking pin is fixedly connected to the shift block and the positioning block, and the locking pin is plugged into the locking hole.

[0008] In a preferred embodiment, a T-block 1 is constructed at the bottom of the movable support, a transverse T-slot is clamped on the bottom plate, and the T-block 1 is adapted to be slidably connected with the transverse T-slot.

[0009] In a preferred embodiment, the bottom of the shift seat is constructed with two T-blocks 2, the bottom plate is provided with two longitudinal T-slots, and the T-blocks 2 are adapted for sliding connection with the longitudinal T-slots.

[0010] In a preferred embodiment, a T-block three is constructed at the bottom of the shift block, a T-shaped movable connection groove is opened on the top surface of the shift seat, and the T-block three is adapted to be slidably connected with the T-shaped movable connection groove.

[0011] In a preferred embodiment, a through hole communicating with the vertical T-slot is provided on one side wall of the fixed support and the movable support, and the locking pin is adapted to pass through the through hole.

[0012] In a preferred embodiment, the fixed clamping block is provided with a first clamping groove adapted to the shape of the blade root, and the movable clamping block is provided with a second clamping groove adapted to the shape of the blade root.

[0013] In summary, due to the adoption of the above technical solution, the beneficial effects of the utility model are:

[0014] 1. In the utility model, when it is necessary to clamp different blades, the locking cylinder can be started to drive the shift seat 1 to move backward, so that the locking pin is disengaged from the locking hole, and then the personnel can take out the fixed clamp block and the movable clamp block from the fixed support and the movable support, and then replace the fixed clamp block and the movable clamp block with clamping grooves of different shapes, and then reversely start the locking cylinder to drive the locking pin to insert into the locking hole, so as to quickly lock and fix the replaced fixed clamp block and the movable clamp block. The whole structure is convenient for quickly replacing unused fixed clamp blocks and movable clamp blocks to clamp the roots of blades of different sizes, thereby improving replacement efficiency and thus improving processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the top view of the structure of the utility model;

[0017] Figure 3This is a schematic diagram of the exploded three-dimensional structure of the connection between the moving block and the moving clamping block in the utility model;

[0018] Figure 4 The utility model is a schematic diagram of the exploded three-dimensional structure of the connection between the fixed block and the fixed clamping block.

[0019] Markings in the figure: 1-base plate, 2-clamping assembly, 3-locking assembly, 4-fixed support, 5-movable support, 7-fixed clamping block, 8-movable clamping block, 9-clamping cylinder, 10-vertical T-bar, 11-vertical T-slot, 12-locking hole, 13-shifting seat, 14-locking cylinder, 15-shifting block, 16-fixed block, 17-locking pin, 18-T-block one, 19-horizontal T-slot, 20-T-block two, 21-vertical T-slot, 22-T-block three, 23-T-shaped movable connecting groove, 24-through hole, 25-clamping groove one, 26-clamping groove two. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] The following will be combined Figure 1-Figure 4 The blade clamping device according to the embodiment of the utility model is described in detail.

[0022] Example

[0023] The blade clamping device provided by the embodiment of the utility model refers to Figures 1 to 4 As shown, it includes a base plate 1, on which a blade clamping assembly 2 is arranged, the clamping assembly 2 includes a fixed support 4 and a movable support 5, the movable support 5 is movably connected to the base plate 1, the movable support 5 is fixedly installed on the base plate 1, a fixed clamping block 7 for blades is arranged on the fixed support 4, a movable clamping block 8 for blades is arranged on the movable support 5, a clamping cylinder 9 is fixedly connected to the upper part of the movable support 5, and the clamping cylinder 9 is fixedly installed on the base plate 1. When it is necessary to clamp and position the blade, this structure starts the clamping cylinder 9 to drive the movable clamping block 8 on the support 5 to move close to the fixed clamping block 7 on the fixed support 4, thereby clamping and fixing the root of the blade, thereby clamping the blade.

[0024] refer to Figures 1 to 4As shown, the fixed clamp block 7 is provided with a clamping groove 1 25 adapted to the shape of the blade root, and the movable clamp block 8 is provided with a clamping groove 26 adapted to the shape of the blade root. This structure utilizes the clamping groove 1 25 of the fixed clamp block 7 and the clamping groove 26 of the movable clamp block 8 to adapt to the shape of the blade root, thereby stably clamping the blade root.

[0025] refer to Figures 1 to 4 As shown, vertical T-bars 10 are constructed on the fixed clamp block 7 and the movable clamp block 8, and vertical T-slots 11 are opened on the fixed support 4 and the movable support 5. The vertical T-bars 10 are snap-fitted with the vertical T-slots 11. This structure utilizes the vertical T-bars 10 to be plugged into the vertical T-slots 11, thereby facilitating the positioning and plug-in connection between the fixed clamp block 7 and the movable clamp block 8 and the fixed support 4 and the movable support 5.

[0026] refer to Figures 1 to 4 As shown, a locking assembly 3 is provided on the bottom plate 1, and the locking assembly 3 includes a locking hole 12 and a shift seat 13 opened on the vertical T-shaped bar 10, the shift seat 13 is slidably connected to the bottom plate 1, a locking cylinder 14 is fixedly connected to the shift seat 13, and the locking cylinder 14 is fixedly installed on the bottom plate 1, a shift block 15 is slidably connected to the top of the shift seat 13, a fixed block 16 is fixedly connected to the top of the shift seat 13, and a locking pin 1 is fixedly connected to both the shift block 15 and the fixed block 16. 7, the locking pin 17 is plugged into the locking hole 12. This structure uses the locking pin 17 on the moving block 15 and the fixed block 16 to be inserted into the locking hole 12 of the vertical T-shaped bar 10, so that the vertical T-shaped bar 10 can be locked in the vertical T-shaped groove 11, thereby ensuring that the fixed clamping block 7 and the movable clamping block 8 are stably connected to the fixed support 4 and the movable support 5, and during tightening, the movable clamping seat 5 drives the moving block 15 to move on the moving seat 13 through the locking pin 17, thereby ensuring that the movable clamping block 8 in the moving state is locked;

[0027] When it is necessary to clamp different blades in the above structure, the locking cylinder 14 can be started to drive the shift seat 13 to move backward, so that the locking pin 17 is disengaged from the locking hole 12, and then the personnel can take out the fixed clamping block 7 and the movable clamping block 8 from the fixed support 4 and the movable support 5, and then replace the fixed clamping block 7 and the movable clamping block 8 with clamping grooves of different shapes, and then reversely start the locking cylinder 14 to drive the locking pin 17 to insert into the locking hole 12, so as to quickly lock and fix the replaced fixed clamping block 7 and the movable clamping block 8. The whole structure facilitates the rapid replacement of unused fixed clamping blocks 7 and movable clamping blocks 8 to clamp the roots of blades of different sizes, thereby improving replacement efficiency.

[0028] refer to Figures 1 to 4 As shown, the bottom of the movable support 5 is constructed with a T-block 18, and a transverse T-slot 19 is clamped on the bottom plate 1. The T-block 18 is adapted to be slidably connected with the transverse T-slot 19. In this structure, the T-block 18 slides in the transverse T-slot 19, thereby guiding and positioning the movement of the movable support 5.

[0029] refer to Figures 1 to 4As shown, the bottom structure of the shift seat 13 has two T-blocks 20, and two longitudinal T-slots 21 are provided on the bottom plate 1. The T-blocks 20 are adapted to be slidably connected with the longitudinal T-slots 21. In this structure, the T-blocks 20 slide in the longitudinal T-slots 21, thereby guiding and positioning the movement of the shift seat 13.

[0030] refer to Figures 1 to 4 As shown, the bottom of the shift block 15 is constructed with a T-shaped block three 22, and the top surface of the shift seat 13 is provided with a T-shaped movable connecting groove 23. The T-shaped block three 22 is adapted to be slidably connected with the T-shaped movable connecting groove 23. In this structure, the T-shaped block three 22 slides in the T-shaped movable connecting groove 23, thereby ensuring that the shift block 15 is driven to slide on the seat 13 when the movable clamp seat 8 moves.

[0031] refer to Figures 1 to 4 As shown, a through hole 24 connected to the vertical T-slot 11 is provided on one side wall of the fixed support 4 and the movable support 5, and the locking pin 17 is adapted to pass through the through hole 24. This structural through hole 24 facilitates the locking pin 17 to pass through the fixed support 4 and the movable support 5 and be plugged into the locking hole 12. At the same time, when the movable support 5 moves, the through hole 24 can drive the locking pin 17 to follow the movement, thereby driving the moving block 15 to move on the moving seat 13.

[0032] The implementation principle of the blade clamping device of the embodiment of the present application is: during use, when different blades need to be clamped, the locking cylinder 14 can be started to drive the shift seat 13 to move backward, so that the locking pin 17 is disengaged from the locking hole 12, and then the personnel can take out the fixed clamping block 7 and the movable clamping block 8 from the fixed support 4 and the movable support 5, and then replace the fixed clamping block 7 and the movable clamping block 8 with clamping grooves of different shapes, and then reversely start the locking cylinder 14 to drive the locking pin 17 to insert into the locking hole 12, so as to quickly lock and fix the replaced fixed clamping block 7 and the movable clamping block 8. The entire structure facilitates the rapid replacement of unused fixed clamping blocks 7 and movable clamping blocks 8 to clamp the roots of blades of different sizes, thereby improving replacement efficiency.

[0033] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A blade clamping device, comprising a base plate (1), characterized in that: The base plate (1) is provided with a blade clamping assembly (2) and a locking assembly (3); The clamping assembly (2) comprises a fixed support (4) and a movable support (5), wherein the movable support (5) is movably connected to the base plate (1), and the movable support (5) is fixedly mounted on the base plate (1). A fixed clamping block (7) for blades is provided on the fixed support (4), and a movable clamping block (8) for blades is provided on the movable support (5). A clamping cylinder (9) is fixedly connected to the upper portion of the movable support (5), and the clamping cylinder (9) is fixedly mounted on the base plate (1). A vertical T-shaped bar (10) is constructed on the fixed clamping block (7) and the movable clamping block (8), and a vertical T-shaped groove (11) is provided on the fixed support (4) and the movable support (5), and the vertical T-shaped bar (10) is clamped with the vertical T-shaped groove (11). The locking assembly (3) comprises a locking hole (12) and a shift seat (13) provided on the vertical T-shaped bar (10); the shift seat (13) is slidably connected to the bottom plate (1); a locking cylinder (14) is fixedly connected to the shift seat (13); the locking cylinder (14) is fixedly mounted on the bottom plate (1); a shift block (15) is slidably connected to the top of the shift seat (13); a fixed block (16) is fixedly connected to the top of the shift seat (13); a locking pin (17) is fixedly connected to both the shift block (15) and the fixed block (16); and the locking pin (17) is plugged into the locking hole (12).

2. The blade clamping device according to claim 1, characterized in that: The bottom of the movable support (5) is structured with a T-shaped block (18), a transverse T-shaped groove (19) is clamped on the bottom plate (1), and the T-shaped block (18) is adaptively slidably connected with the transverse T-shaped groove (19).

3. The blade clamping device according to claim 1, characterized in that: The bottom of the shift seat (13) is structured with two T-shaped blocks (20), and the bottom plate (1) is provided with two longitudinal T-shaped slots (21), and the T-shaped blocks (20) are adaptively slidably connected with the longitudinal T-shaped slots (21).

4. The blade clamping device according to claim 1, characterized in that: The bottom of the shift block (15) is structured with a T-shaped block three (22), the top surface of the shift seat (13) is provided with a T-shaped movable connection groove (23), and the T-shaped block three (22) is adapted to be slidably connected with the T-shaped movable connection groove (23).

5. The blade clamping device according to claim 1, characterized in that: A through hole (24) communicating with the vertical T-shaped groove (11) is provided on one side wall of the fixed support (4) and the movable support (5), and the locking pin (17) is adapted to pass through the through hole (24).

6. The blade clamping device according to claim 1, characterized in that: The fixed clamp block (7) is provided with a first clamp groove (25) adapted to the shape of the blade root, and the movable clamp block (8) is provided with a second clamp groove (26) adapted to the shape of the blade root.

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