Cutting device for turbine shaft

Abstract

The cutting device for the turbine shaft comprises a machining table, supporting legs are arranged at the bottom of the machining table, a plurality of containing grooves matched with the turbine shaft are detachably formed in the top of the machining table in the front-back direction, and cutting grooves are formed in the tops of the containing grooves. A U-shaped fixing frame, a first telescopic push rod, a mounting plate and a fixing pressing plate which are located on the left side and the right side of the cutting groove and stretch across the multiple containing grooves are further arranged on the top of the machining table in the front-back direction, pressing and fixing grooves are formed in the bottoms of the multiple fixing pressing plates correspondingly, and a cutting module is further arranged on the top of the machining table. According to the cutting device for the turbine shaft, the basic requirement for cutting the turbine shaft can be met, the turbine shaft can be fully and stably supported on the basis that the turbine shaft is clamped and fixed, and therefore the cutting device can continuously and stably cut the turbine shaft.

Description

Technical Field

[0001] The utility model belongs to the technical field of turbine shaft processing, and particularly relates to a cutting device for a turbine shaft. Background Technique

[0002] In the process of producing a turbine shaft, a cutting device is required to cut the turbine shaft. The existing cutting devices for turbine shafts can meet the basic requirements for cutting the turbine shaft, but usually only support and fix the two ends of the turbine shaft, and the middle part of the turbine shaft is often in a suspended state. Therefore, when cutting and processing the turbine shaft, the turbine shaft is likely to be deformed, thus affecting the processing effect of the turbine shaft.

[0003] For example, the utility model with the publication number of CN 219837234 U discloses a turbine shaft cutting device for reducing noise. In the technical solution of this patent, through the cooperation of two groups of clamping seats, push rods, clamping blocks, and pneumatic telescopic rods, the two ends of the turbine shaft are clamped and fixed. Since only the two ends of the turbine shaft are clamped and fixed, the turbine shaft is likely to be bent and deformed during the cutting process, thus affecting the cutting effect of the turbine shaft and easily damaging the clamping blocks. Therefore, it cannot fully meet the usage requirements of people. Content of the Utility Model

[0004] In view of this, aiming at the deficiencies of the prior art, the utility model provides a cutting device for a turbine shaft, which can not only meet the basic requirements for cutting the turbine shaft, but also, on the basis of clamping and fixing the turbine shaft, fully and stably support the turbine shaft, so that the device can continuously and smoothly cut and process the turbine shaft.

[0005] To solve the above technical problems, the technical solution adopted by the utility model is: a cutting device for a turbine shaft, including a processing table, support legs are arranged at the bottom of the processing table, a plurality of placement grooves adapted to the turbine shaft are detachably arranged on the top of the processing table along the front-back direction, a cutting groove is arranged at the top of the placement groove, a U-shaped fixing frame located on the left and right sides of the cutting groove and spanning a plurality of placement grooves is further arranged on the top of the processing table along the front-back direction, first telescopic push rods are respectively arranged vertically at the tops of the two fixing frames, mounting plates are respectively arranged at the lower ends of the output shafts of the first telescopic push rods on the two fixing frames, fixing pressing plates adapted to the corresponding placement grooves are detachably arranged at the bottoms of the mounting plates, pressing grooves are respectively arranged at the bottoms of the plurality of fixing pressing plates, and a cutting module is further arranged on the top of the processing table.

[0006] As a further improvement of the utility model, the cutting module includes a plurality of vertical rods arranged on the top of the processing table. The tops of the plurality of vertical rods are jointly provided with a top plate located above the cutting groove. A linear slide is arranged at the bottom of the top plate along the front-back direction. A second telescopic push rod is vertically arranged at the bottom of the slide seat of the linear slide. A fixed frame is arranged at the lower end of the output shaft of the second telescopic push rod. A cutting motor is horizontally arranged in the fixed frame. A cutting saw blade is arranged on the output shaft of the cutting motor.

[0007] As a further improvement of the utility model, a vertical plate is further arranged at the left end of the top of the processing table. A plurality of positioning rods respectively adapted to the placement grooves are horizontally slidably arranged on the vertical plate. Plugging holes are arranged on the vertical plate respectively corresponding to the lower parts of the plurality of positioning rods. The longitudinal sections of the positioning rods and the plugging holes are both rectangular. Limiting bolts capable of abutting against the tops of the corresponding positioning rods and used for fixing the connection between the vertical plate and the positioning rods are respectively screwed on the top of the vertical plate. The limiting bolts are hand-tightening bolts.

[0008] As a further improvement of the utility model, a receiving groove is further arranged at the top of the positioning rod, and scale lines are further arranged in the receiving groove.

[0009] As a further improvement of the utility model, a connecting plate is arranged at the side end of the placement groove. Connecting bolts used for screwing and fixing with the processing table are arranged on the connecting plate. Threaded connection holes adapted to the connecting bolts are arranged on the processing table. Fixing bolts for screwing and fixing the fixed pressing plate are vertically arranged on the mounting plate. Threaded fixing holes adapted to the fixing bolts are arranged on the fixed pressing plate.

[0010] As a further improvement of the utility model, a guiding insertion rod slidably connected with the top of the fixed frame is vertically arranged at the top of the mounting plate. A guiding insertion hole adapted to the guiding insertion rod is arranged at the top of the fixed frame; a guiding slot is arranged at the top of the fixed frame. A guiding insertion plate slidably inserted into the guiding slot is vertically arranged at the bottom of the slide seat of the linear slide.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] Firstly, the user can place the turbine shaft to be cut and processed into the placement groove, and make the part to be cut correspond to the cutting groove. Then, the output shaft of the first telescopic device can be extended downward by a certain length, so that the fixed pressing plate is adapted to the placement groove and firmly presses and fixes the turbine shaft; and it is avoided that the turbine shaft easily deforms during the cutting process only by clamping and fixing the two ends of the turbine shaft; then the cutting module can cut off a plurality of turbine shafts.

[0013] Secondly, the user can quickly and accurately make the placement of the turbine shaft in the placement groove meet the cutting requirements by making the left end of the turbine shaft contact the right end of the positioning rod, that is, make the part of the turbine shaft to be cut correspond to the cutting groove; through the scale line, the user can easily adjust the position of the positioning rod, and the accommodating groove can prevent the scale line from being worn.

[0014] Thirdly, by cooperating with the connecting plate, the connecting bolts and the threaded connecting holes, the placement slot and the processing table can be flexibly fixed; by cooperating with the fixing bolts and the threaded fixing holes, the fixed pressure plate and the mounting plate can be flexibly fixed.

[0015] Fourthly, the cooperation between the guide rod and the guide socket can prevent the first telescopic push rod from being damaged by radial force; the cooperation between the guide slot and the guide plate can prevent the second telescopic push rod from being damaged by radial force. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 This is a structural diagram of the positioning rod, accommodating groove, and scale line of the utility model;

[0019] Figure 3 This is a structural diagram of the fixing frame, mounting plate, fixing pressure plate, pressing groove, fixing bolt, linear slide, guide rod, guide slot, and guide plate of the present invention;

[0020] Figure 4 This is a structural diagram of the fixing bracket and the mounting plate of the present invention.

[0021] In the figure: 101, processing table; 102, supporting leg; 103, placement slot; 104, cutting groove; 105, fixing frame; 106, first telescopic push rod; 107, mounting plate; 108, fixed pressure plate; 109, pressing groove; 110, fixing bolt; 201, vertical rod; 202, top plate; 203, linear slide; 204, second telescopic push rod; 205, fixing frame; 206, cutting motor; 207, cutting saw blade; 301, vertical plate; 302, positioning rod; 303, limiting bolt; 304, accommodating groove; 305, scale line; 306, guide rod; 307, guide socket; 308, guide slot; 309, guide plate. DETAILED DESCRIPTION

[0022] To better understand the present utility model, the content of the present utility model will be further clearly elaborated below in conjunction with embodiments. However, the protected content of the present utility model is not limited to the following embodiments. In the following description, a large number of specific details are given to provide a more thorough understanding of the present utility model. However, it is obvious to those skilled in the art that the present utility model can be implemented without one or more of these details.

[0023] As Figure 1 shown, a cutting device for a turbine shaft includes a processing table 101. Support legs 102 are provided at the bottom of the processing table 101. A plurality of placement grooves 103 adapted to the turbine shaft are detachably provided at the top of the processing table 101 in the front-rear direction. A cutting groove 104 is provided at the top of the placement groove 103. A U-shaped fixing frame 105 located on the left and right sides of the cutting groove 104 and spanning a plurality of placement grooves 103 is also provided at the top of the processing table 101 in the front-rear direction. First telescopic push rods 106 are respectively vertically provided at the tops of the two fixing frames 105. Mounting plates 107 are respectively provided at the lower ends of the output shafts of the first telescopic push rods 106 on the two fixing frames 105. Fixing pressure plates 108 adapted to the corresponding placement grooves 103 are detachably provided at the bottoms of the mounting plates 107. Pressing grooves 109 are respectively provided at the bottoms of the plurality of fixing pressure plates 108. A cutting module is also provided at the top of the processing table 101.

[0024] As Figure 1 shown, the cutting module includes a plurality of vertical rods 201 provided at the top of the processing table 101. A top plate 202 located above the cutting groove 104 is jointly provided at the tops of the plurality of vertical rods 201. A linear slide 203 is provided at the bottom of the top plate 202 in the front-rear direction. A second telescopic push rod 204 is vertically provided at the bottom of the slide seat of the linear slide 203. A fixing frame 205 is provided at the lower end of the output shaft of the second telescopic push rod 204. A cutting motor 206 is horizontally provided in the fixing frame 205. A cutting saw blade 207 is provided on the output shaft of the cutting motor 206.

[0025] The user can place the turbine shaft to be cut and processed into the placement groove 103, and make the part to be cut correspond to the cutting groove 104. Then, the output shaft of the first telescopic can be extended downward by a certain length, so that the fixing pressure plate 108 and the placement groove respectively abut against the upper and lower side ends of the turbine shaft, thereby firmly pressing and fixing the turbine shaft; and avoiding the turbine shaft from being easily deformed during the cutting process only by clamping and fixing the two ends of the turbine shaft.

[0026] After that, the cutting motor 206 can be started, so that the cutting saw blade 207 rotates and runs, and preparations are made for cutting the turbine shaft. After that, the output shaft of the second telescopic push rod 204 can be extended downward by a certain length, so that the cutting saw blade 207 moves downward to cut the corresponding part of the turbine shaft; after that, the cutting motor 206 and the cutting saw blade 207 can be moved in the front-back direction through the linear slide 203, so as to cut the parts to be cut of the turbine to be negotiated; thus, the cutting of multiple turbine shafts is completed. Through the cutting groove 104, it is possible to prevent the cutting saw blade 207 from causing cutting damage to the placement groove 103.

[0027] After that, the cutting motor 206 can be paused, and the output shafts of the first telescopic push rods 106 on both sides can be shortened upward by a certain length, so that the mounting plate 107 and the multiple fixed pressing plates 108 are reset upward to release the fixation of the turbine shaft. After that, the cut turbine shaft can be taken out from the placement groove 103.

[0028] According to another embodiment of the present invention, as Figure 1 shown, a vertical plate 301 is further provided at the left end of the top of the processing table 101. A plurality of positioning rods 302 respectively adapted to the placement grooves 103 are horizontally slidably arranged on the vertical plate 301. Insertion holes are provided on the vertical plate 301 below the respective positioning rods 302. The longitudinal sections of the positioning rods 302 and the insertion holes are both rectangular. Limiting bolts 303 that can abut against the tops of the corresponding positioning rods 302 and are used to fix the connection between the vertical plate 301 and the positioning rods 302 are respectively screwed on the top of the vertical plate 301. The user can first loosen the limiting bolts 303 to release the fixation of the connection between the positioning plate and the vertical plate 301, and then, according to the placement requirements of the turbine shaft in the placement groove 103, the positioning rods 302 can be slid left and right relative to the vertical plate 301, and then the limiting bolts 303 are tightened again. The limiting bolts 303 are hand-tightening bolts, enabling the user to conveniently turn and adjust the limiting bolts 303 by hand.

[0029] The user can quickly and accurately make the placement position of the turbine shaft in the placement groove 103 meet the cutting requirements by making the left end of the turbine shaft abut against the right end of the positioning rod 302, that is, making the part to be cut of the turbine shaft correspond to the cutting groove 104.

[0030] According to another embodiment of the present invention, as Figure 2 shown, a receiving groove 304 is further provided at the top of the positioning rod 302, and a scale line 305 is further provided in the receiving groove 304. Through the scale line 305, it is possible for the user to conveniently adjust the position of the positioning rod 302, and the scale line 305 can be prevented from being worn through the receiving groove 304.

[0031] According to another embodiment of the present utility model, as Figure 4 shown, a connecting plate is provided at the side end of the placing groove 103. A connecting bolt for screwing and fixing with the processing table 101 is provided on the connecting plate. A threaded connection hole adapted to the connecting bolt is provided on the processing table 101. A fixing bolt 110 for screwing and fixing the fixing pressing plate 108 is vertically provided on the mounting plate 107. A threaded fixing hole adapted to the fixing bolt 110 is provided on the fixing pressing plate 108. Just making the connecting bolt pass through the connecting plate and screwing and fixing it with the threaded connection hole can realize the flexible fixing of the placing groove 103 and the processing table 101; making the fixing bolt 110 pass through the mounting plate 107 and screwing and fixing it with the threaded fixing hole can realize the flexible fixing of the fixing pressing plate 108 and the mounting plate 107. Therefore, the user can flexibly fix the placing groove 103 and the fixing pressing plate 108 according to the specifications of the turbine shaft.

[0032] According to another embodiment of the present utility model, as Figure 3 、 4 shown, a guiding insertion rod 306 that is slidably connected to the top of the fixing frame 105 is vertically provided at the top of the mounting plate 107. A guiding insertion hole 307 adapted to the guiding insertion rod 306 is provided at the top of the fixing frame 105; a guiding slot 308 is provided at the top of the fixing frame 205. A guiding insertion plate 309 that is slidably inserted into the guiding slot 308 is vertically provided at the bottom of the slide block of the linear slide table 203. Through the vertical sliding fit and vertical guiding of the guiding insertion rod 306 and the guiding insertion hole 307, the first telescopic push rod 106 can be prevented from being deformed and damaged by radial acting forces; through the vertical sliding fit and vertical support of the guiding slot 308 and the guiding insertion plate 309, the second telescopic push rod 204 can be prevented from being deformed and damaged by radial acting forces.

[0033] The above are the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art of this technology, without departing from the principle of the present utility model, several improvements and refinements can still be made, and these improvements and refinements should also be regarded as the protection scope of the present utility model.

Claims

1. A cutting device for a turbine shaft, comprising a processing table (101), characterized in that: The bottom of the processing table (101) is provided with support legs (102). Along the front-rear direction, a plurality of placement grooves (103) adapted to the turbine shaft are detachably arranged on the top of the processing table (101). A cutting groove (104) is arranged at the top of the placement groove (103). On the top of the processing table (101), a U-shaped fixing frame (105) located on the left and right sides of the cutting groove (104) and spanning a plurality of placement grooves (103) is also arranged along the front-rear direction. First telescopic push rods (106) are respectively arranged vertically at the tops of the two fixing frames (105). Mounting plates (107) are respectively arranged at the lower ends of the output shafts of the first telescopic push rods (106) on the two fixing frames (105). Fixing pressing plates (108) respectively adapted to the corresponding placement grooves (103) are detachably arranged at the bottoms of the mounting plates (107). Pressing grooves (109) are respectively arranged at the bottoms of the plurality of fixing pressing plates (108). A cutting module is also arranged on the top of the processing table (101).

2. The cutting device for the turbine shaft according to claim 1, characterized in that: The cutting module includes a plurality of vertical rods (201) arranged on the top of the processing table (101). A top plate (202) located above the cutting groove (104) is jointly arranged at the tops of the plurality of vertical rods (201). A linear slide (203) is arranged at the bottom of the top plate (202) along the front-rear direction. A second telescopic push rod (204) is vertically arranged at the bottom of the slide block of the linear slide (203). A fixing frame (205) is arranged at the lower end of the output shaft of the second telescopic push rod (204). A cutting motor (206) is horizontally arranged in the fixing frame (205). A cutting saw blade (207) is arranged on the output shaft of the cutting motor (206).

3. The cutting device for a turbine shaft according to claim 2, characterized in that: A vertical plate (301) is also arranged at the left end of the top of the processing table (101). A plurality of positioning rods (302) respectively adapted to the placement grooves (103) are horizontally slidably arranged on the vertical plate (301). Plugging holes are arranged on the vertical plate (301) corresponding to the lower parts of the plurality of positioning rods (302). The longitudinal sections of the positioning rods (302) and the plugging holes are both rectangular. Limit bolts (303) capable of abutting against the tops of the corresponding positioning rods (302) and used for fixing the connection between the vertical plate (301) and the positioning rods (302) are respectively screwed at the tops of the vertical plate (301).

4. The cutting device for a turbine shaft according to claim 3, characterized in that: The limit bolt (303) is a hand-tightening bolt.

5. The cutting device for a turbine shaft according to claim 4, characterized in that: A receiving groove (304) is also arranged at the top of the positioning rod (302). Scale lines (305) are also arranged in the receiving groove (304).

6. The cutting device for a turbine shaft according to claim 5, wherein: A connecting plate is arranged at the side end of the placement groove (103). Connecting bolts for screwing and fixing with the processing table (101) are arranged on the connecting plate. Threaded connection holes adapted to the connecting bolts are arranged on the processing table (101). Fixing bolts (110) for screwing and fixing the fixing pressing plate (108) are vertically arranged on the mounting plate (107). Threaded fixing holes adapted to the fixing bolts (110) are arranged on the fixing pressing plate (108).

7. The trimming device for a turbine shaft according to claim 6, characterized in that: A guiding insertion rod (306) vertically arranged on the top of the mounting plate (107) is slidably connected to the top of the fixing frame (105), and a guiding insertion hole (307) adapted to the guiding insertion rod (306) is arranged on the top of the fixing frame (105); a guiding slot (308) is arranged on the top of the fixed frame (205), and a guiding insertion plate (309) slidably inserted into the guiding slot (308) is vertically arranged at the bottom of the sliding seat of the linear slide (203).

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