CN117340654A - A quick installation and positioning device for irregular parts on CNC milling machines - Google Patents

Abstract

The invention relates to the technical field of parts installation, and discloses a device for quickly installing and positioning irregular parts on a CNC milling machine. It includes a circular control panel connected to the CNC machine tool. A movable frame is provided inside the control panel. A positioning assembly for positioning irregular parts. The outer surface of the control panel is provided with several arc-shaped grooves, and the outer surface of the bottom of the control panel is slidably connected with at least several sliding frames. This invention can indirectly drive several fastening components to tilt downward through telescopic components, thereby fastening irregular parts located on the top of the control panel to form a quick installation and positioning, and each fastening component can be adjusted in orientation independently. It is convenient for workers to find suitable fastening positions to adjust the orientation of the fastening components and improve the fastening effect of irregular parts. The position and angle of the fastening block can be adjusted to realize the fastening of different types of irregular parts. Fastening work.

Description

A quick installation and positioning device for irregular parts on CNC milling machines

Technical field

The invention relates to the technical field of parts installation, and is specifically a rapid installation and positioning device for irregular parts in a CNC milling machine.

Background technique

When processing parts, a corresponding CNC milling machine is generally required to process the parts. Before the CNC milling machine processes the parts, the parts need to be positioned and installed in the designated processing area through the installation and positioning mechanism on the CNC milling machine to ensure that subsequent parts Stability and quality during processing.

Existing parts installation and positioning devices usually use hydraulic cylinders to drive multiple clamping blocks when installing parts. Through the movement of multiple clamping blocks, the installation and positioning operations of parts are formed. However, this method of installation and positioning device, Usually only block-shaped parts and cylindrical parts can be fastened. When installing and positioning irregular parts, although such parts can be installed and positioned, the stability is poor. When encountering high-intensity turning and milling, , grinding and other processing intensity, it is easy to cause the parts to shift or detach, thereby affecting the processing quality, and the adaptive installation and positioning of different irregular parts cannot be carried out.

Contents of the invention

(1) Technical problems solved

In view of the shortcomings of the existing technology, the present invention provides a positioning device for quickly installing irregular parts on a CNC milling machine, which facilitates workers to find suitable fastening positions, adjust the orientation of the fastening components, and improves the tightening of irregular parts. The position and angle of the fastening block can be adjusted to achieve the advantages of fastening different types of irregular parts. It solves the problem that although the existing installation positioning device can install and position irregular parts, its stability is poor. It is poor. When encountering high-intensity turning, milling, grinding and other processing forces, it is easy to cause the parts to shift, thereby affecting the processing quality, and it is impossible to adaptively install and position different irregular parts.

(2) Technical solutions

In order to achieve the above object, the present invention provides the following technical solution: a device for quickly installing and positioning irregular parts on a CNC milling machine, including a circular control panel connected to the CNC machine tool, and a movable frame is provided inside the control panel. The interior of the frame is provided with a positioning assembly for positioning irregular parts. The outer surface of the control panel is provided with several arc-shaped grooves. The outer surface of the bottom of the control panel is slidingly connected with at least several sliding frames. The bottom of the control panel is equipped with chute for the annular sliding of several sliding frames. The top of the sliding frame is fixedly connected with a control block. The inside of the control block is provided with a locking assembly for locking the control panel. A hollow plate is fixedly connected to one side of the top of the control block. A rectangular column is provided inside the hollow plate. A fastening assembly is provided on the top of the rectangular column. The bottom of the movable frame is provided with a device for driving the rectangular column. A telescopic component, the telescopic end of the telescopic component is connected to the bottom end of the rectangular column through a connecting piece, wherein the fastening component includes a hollow movable plate fixed on the top of the rectangular column, the front and back of the movable plate Adjustment grooves are provided in all of them, and a connecting block is installed inside the movable plate through fastening bolts. One end of the connecting block is fixedly connected with a fastening block, and one side of the fastening block is set as an inclined surface.

Preferably, transverse movement grooves are provided on both sides of the inner wall of the hollow plate, vertical movement grooves are provided on the front and back of the rectangular column, and the two transverse movement grooves are respectively at the junction of the two vertical movement grooves. All are equipped with ball bearings.

Preferably, the positioning assembly includes a plurality of positioning rods arranged inside the movable frame, the tops of the several positioning rods extend to the top of the movable frame, and the tops of the several positioning rods are fixedly connected with the first The electromagnet, the bottom ends of several positioning rods and the bottom of the inner wall of the movable frame are all fixedly connected with extrusion springs.

Preferably, the bottom of the inner wall of the movable frame is fixedly connected to an electric telescopic rod, the telescopic end of the electric telescopic rod extends to the top of the movable frame, and the telescopic end of the electric telescopic rod is fixedly connected to an ejection plate.

Preferably, the locking assembly includes a drive slot opened inside the control block, a moving plate is slidably connected to the inside of the drive slot, a clamping block is fixedly connected to one side of the moving plate, and the two One end of the clamping block is provided with an arc-shaped surface, and two V-shaped metal spring pieces are fixedly connected between the other side of the moving plate and one side of the inner wall of the driving groove.

Preferably, a metal block is fixedly connected to one side of the moving plate, and a second electromagnet for adsorbing the metal block is fixedly connected to the other side of the inner wall of the drive slot.

Preferably, the telescopic assembly includes a hydraulic telescopic rod fixed at the bottom of the movable frame, a circular plate is fixedly connected to the telescopic end of the hydraulic telescopic rod, and several brackets are slidingly connected to the outer surface of the circular plate. Several telescopic frames are fixedly connected between the bottom of the movable frame and the top of the circular plate.

Preferably, the connector includes a hollow guide block fixed at the bottom of the control block, and a U-shaped frame fixed at the bottom of the rectangular column. The top of the U-shaped frame is rotatably connected to a connecting rod. The connecting rod The bottom end of the bracket is hingedly connected to one end of the bracket. The connecting rod is located inside the guide block. An inclined sliding groove is provided inside the guide block. A guide rod is provided inside the inclined sliding groove. The guide rod is rotatably connected to the The bottom of the U-shaped frame.

(3) Beneficial effects

Compared with the existing technology, the present invention provides a device for quickly installing and positioning irregular parts on a CNC milling machine, which has the following beneficial effects:

1. Through the arrangement of telescopic components, the present invention can tilt the rectangular column downward through the connecting piece, which can then drive the fastening component to tilt downward. Through the downward tilting movement of several fastening components, the alignment can be controlled. The irregular parts on the top of the board are fastened, which has the function of fast fastening and installation, and the orientation of each fastening component can be adjusted independently, making it convenient for the staff to find the position suitable for tightening the irregular parts and to tighten the component orientation. The adjustment can improve the fastening effect of irregular parts, and the position and angle of the fastening block can be adjusted, thereby realizing the fastening work of different types of irregular parts.

2. The present invention can squeeze several positioning rods through the elastic force of several extrusion springs, so that the several positioning rods can be pushed upward into the concave and convex positions at the bottom of irregular parts, thereby preliminary positioning of irregular parts. treatment to prevent the deviation of irregular parts and affect the subsequent fastening installation, and by energizing the electromagnets at the top of several positioning rods, the tops of the positioning rods magnetically adsorb the bottoms of the irregular parts, further improving the quality of irregular parts. Stability of regular part positioning.

3. In the present invention, the guide rod slides inside the inclined sliding groove, so that when the U-shaped frame drives the guide rod to move downward, it moves along the inclined trajectory of the inclined sliding groove, thereby driving the fastening assembly to tilt downward. Then, the irregular parts can be fastened and installed obliquely downward. It has the functions of side fastening and upward fastening, which further improves the stability of the fastening and installation of irregular parts. It not only improves the convenience of installation, but also eliminates the need for The use of too many cumbersome electric drive parts for control further improves the functionality of the installation positioning device and reduces the production cost of the device.

Description of drawings

Figure 1 is a schematic structural diagram of a positioning device for rapid installation of irregular parts on a CNC milling machine proposed by the present invention;

Figure 2 is a structural bottom view of a positioning device for rapid installation of irregular parts on a CNC milling machine proposed by the present invention;

Figure 3 is a structural bottom view of the control panel in the quick installation and positioning device of a CNC milling machine for irregular parts proposed by the present invention;

Figure 4 is a schematic diagram of the combination of control blocks, fastening components and connectors in the rapid installation and positioning device of a CNC milling machine for irregular parts proposed by the present invention;

Figure 5 is a schematic structural diagram of a connecting piece of an irregular part proposed by the present invention in a quick installation and positioning device for a CNC milling machine;

Figure 6 is a cross-sectional top view of the control block in the quick installation and positioning device of a CNC milling machine for irregular parts proposed by the present invention;

Figure 7 is a schematic diagram of the assembly of a hollow plate and a rectangular column in a CNC milling machine quick installation and positioning device for irregular parts proposed by the present invention;

Figure 8 is a disassembled schematic diagram of the fastening assembly of the irregular parts proposed by the present invention in the quick installation and positioning device of a CNC milling machine;

Figure 9 is a schematic structural diagram of the movable frame in the rapid installation and positioning device of a CNC milling machine for irregular parts proposed by the present invention;

Figure 10 is a structural cross-sectional view of the movable frame of Figure 9 in a CNC milling machine quick installation and positioning device for irregular parts proposed by the present invention.

In the picture: 1. Control panel; 2. Movable frame; 3. Positioning component; 31. Positioning rod; 32. First electromagnet; 33. Extrusion spring; 34. Electric telescopic rod; 35. Ejection plate; 4. Arc groove; 5. Sliding frame; 6. Control block; 7. Locking component; 71. Moving plate; 72. Clamping block; 73. V-shaped metal spring piece; 74. Metal block; 75. Second electromagnet ; 8. Hollow plate; 9. Rectangular column; 10. Fastening component; 101. Movable plate; 102. Connecting block; 103. Fastening block; 104. Bolt rod; 105. Nut; 106. Anti-slip washer; 107. Anti-skid pattern; 11. Telescopic component; 111. Hydraulic telescopic rod; 112. Circular plate; 113. Bracket; 114. Telescopic frame; 12. Connector; 121. Guide block; 122. U-shaped frame; 123. Connecting rod; 124. Inclined sliding groove; 125. Guide rod; 13. Lateral moving groove; 14. Vertical moving groove; 15. Ball.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Example 1:

Referring to Figure 1-10, a device for quickly installing and positioning irregular parts on a CNC milling machine includes a circular control panel 1 connected to the CNC machine tool. A movable frame 2 is set inside the control panel 1, and a movable frame 2 is set inside the movable frame 2. A positioning assembly 3 for positioning irregular parts. The outer surface of the control panel 1 is provided with several arc-shaped grooves 4. The outer surface of the bottom of the control panel 1 is slidably connected with at least several sliding frames 5. The bottom of the control panel 1 is installed There are chute for annular sliding of several sliding frames 5. The top of the sliding frame 5 is fixedly connected with a control block 6. The inside of the control block 6 is provided with a locking assembly 7 for locking the control panel 1. The top of the control block 6 A hollow plate 8 is fixedly connected to one side of the hollow plate 8. A rectangular column 9 is provided inside the hollow plate 8. A fastening assembly 10 is provided at the top of the rectangular column 9. A telescopic assembly 11 for driving the rectangular column 9 is provided at the bottom of the movable frame 2. , the telescopic end of the telescopic component 11 is connected to the bottom end of the rectangular column 9 through the connector 12. The fastening component 10 includes a hollow movable plate 101 fixed on the top of the rectangular column 9. The front and back sides of the movable plate 101 are open There is an adjustment groove, and a connecting block 102 is installed inside the movable plate 101 through fastening bolts. One end of the connecting block 102 is fixedly connected to a fastening block 103, and one side of the fastening block 103 is set as an inclined surface;

Through the setting of the positioning component 3, the irregular parts can be initially positioned to ensure the convenience of subsequent fastening and installation. Through the setting of the telescopic component 11, the rectangular column 9 can be tilted downward through the connecting piece 12, thereby driving the The fastening assembly 10 moves downward. Through the downward tilting movement of several fastening components 10, the irregular parts located on the top of the control panel 1 can be fastened, which has the function of quick fastening and installation;

The orientation of each fastening component 10 can be adjusted independently, which facilitates the staff to find a position suitable for tightening irregular parts and adjust the orientation of the fastening component 10, thereby improving the tightening effect of irregular parts and fastening The position and angle of the block 103 can be adjusted, thereby realizing the fastening work of different types of irregular parts.

One side of the fastening block 103 is set as an inclined surface to better match the fastening contact surface of irregular parts, thereby improving the fastening effect. One side of the fastening block 103 can also be provided with an elliptical surface. , trapezoidal surface, arcuate surface and concave surface, it is convenient for the staff to replace the fastening block 103 adapted to the irregular parts according to the conditions of the installation surface of the irregular parts, thereby improving the stability of subsequent fastening.

Referring to Figure 8, the fastening bolt includes a threaded hole opened inside the connecting block 102. The inside of the threaded hole is threadedly connected with a bolt rod 104. One end of the bolt rod 104 is threadedly connected with a nut 105, and both ends of the bolt rod 104 are sleeved. An anti-skid pad ring 106 is provided, and anti-skid patterns 107 are provided on the front and back of the movable plate 101;

A threaded hole is provided inside the connecting block 102 to facilitate the threaded installation of the bolt rod 104 and the connecting block 102. The connecting block 102 can then be fixedly installed inside the movable plate 101 through the bolt rod 104, and through the movable plate 101 An adjustment slot is provided to facilitate the adjustment of the installation position and angle of the connecting block 102 by the bolt rod 104, thereby facilitating the staff to adjust according to the shape and size of the specific irregular parts, thereby satisfying the fastening and installation work of different irregular parts. ;

Moreover, the arrangement of two sets of anti-skid washers 106 and two sets of anti-skid patterns 107 is used to improve the stability of the installation of the bolt rod 104 on the connecting block 102, so that the subsequent fastening block 103 can better fasten irregular parts. Work.

Referring to Figures 2, 4 and 7, lateral movement grooves 13 are provided on both sides of the inner wall of the hollow plate 8, and vertical movement grooves 14 are provided on the front and back of the rectangular column 9. The two lateral movement grooves 13 are respectively Balls 15 are provided at the junction of the two vertical moving grooves 14;

By providing transverse movement grooves 13 and vertical movement grooves 14 on the hollow plate 8 and the rectangular column 9 respectively, and providing balls 15 at the junction of the transverse movement groove 13 and the vertical movement groove 14, the rectangular column 9 can not only move in the hollow The internal lateral movement of the plate 8 can also move up and down synchronously, further increasing the range of the movement trajectory of the rectangular column 9 and improving the smoothness of the subsequent fastening assembly 10 drive.

Referring to Figures 4 and 6, the locking assembly 7 includes a drive slot opened inside the control block 6, and a moving plate 71 is slidably connected to the inside of the drive slot, and a clamping block 72 is fixedly connected to one side of the moving plate 71. One end of the two clamping blocks 72 is configured as an arc surface, and two V-shaped metal spring pieces 73 are fixedly connected between the other side of the moving plate 71 and one side of the inner wall of the driving groove;

Through the elastic force of the two V-shaped metal spring pieces 73, the moving plate 71 can be squeezed, causing the moving plate 71 to move on one side, and then the two clamping blocks 72 can be driven to extend out of the control block 6 and extend to the corresponding position. In the two arc-shaped grooves 4, the control block 6 after position adjustment is automatically locked. When the control block 6 is placed, a self-sliding phenomenon occurs, ensuring that a certain rotational force is required to be manually exerted on the control block 6 to drive the control block. 6 performs the function of rotation.

Referring to Figures 4 and 6, a metal block 74 is fixedly connected to one side of the moving plate 71, and a second electromagnet 75 for adsorbing the metal block 74 is fixedly connected to the other side of the inner wall of the drive groove;

Through the arrangement of the metal block 74 and the second electromagnet 75, after the second electromagnet 75 is energized, the second electromagnet 75 adsorbs the metal block 74, thereby ensuring the stability of the moving plate 71 after it is deployed, and indirectly Ensure the stability of the two clamping blocks 72 inserted into the corresponding arc-shaped groove 4, which can effectively lock the fastening component 10 after the position is adjusted, and prevent the fastening component 10 from self-sliding, thereby affecting the handling of irregular parts. fastening installation work.

Referring to Figures 1-3, the telescopic assembly 11 includes a hydraulic telescopic rod 111 fixed at the bottom of the movable frame 2, and a circular plate 112 is fixedly connected to the telescopic end of the hydraulic telescopic rod 111, and the outer surface of the circular plate 112 is slidingly connected to Several brackets 113, and several telescopic frames 114 are fixedly connected between the bottom of the movable frame 2 and the top of the circular plate 112;

The hydraulic telescopic rod 111 uses the existing connection method to connect with the control position of the external CNC machine tool. The activation of the hydraulic telescopic rod 111 can drive the circular plate 112 to move up and down. Through the up and down movement of the circular plate 112, it can drive three The bracket 113 moves in the same direction, and can be driven through the corresponding connector 12, so that the connector 12 drives the rectangular column 9 at the corresponding position to move obliquely downward, and finally drives the fastening assembly 10 to move obliquely downward, which affects the top of the control panel 1 Irregular parts are fastened and have the functionality of quick installation, without the need for manual fastening and installation work. Moreover, the bracket 113 and the circular plate 112 are slidingly arranged to facilitate the adjustment of the position of the connector 12 and the fastening assembly 10, and thus It can fasten and install irregular parts in different directions.

The working principle of the rapid installation and positioning device for irregular parts in CNC milling machines proposed by this invention is as follows:

S1. Place the irregular parts that need to be fastened on the top of the control panel 1, position the irregular parts through the positioning assembly 3, and start the hydraulic telescopic rod 111 to drive the circular plate 112 to move up and down. The up and down movement of the shaped plate 112 can drive the three brackets 113 to move in the same direction, and the downward movement of the three brackets 113 can drive the rectangular column 9 at the corresponding position to tilt downward through the corresponding connecting piece 12, and finally drive the The fastening component 10 moves downward obliquely. Through the downward tilting movement of the fastening component 10, the irregular parts can be contacted through the fastening block 103, thereby forming a fastening installation;

S2. When the shape of the irregular part is special, the staff looks for an adaptable fastening end face according to the shape of the irregular part, and finally slides the control block 6 in a circle so that the fastening component moves to the position corresponding to the end face. Fastening and installation work;

S3. When the size of the irregular parts is special, the staff can adjust the distance and angle of the fastening head according to the protruding or recessed parts of the irregular parts, and then lock it with the fastening bolts;

S4. When tightening irregular parts of the same batch, the staff only need to adjust the installation and positioning device according to the shape and size of one of the irregular parts, and then drive the three fastening components 10 through the telescopic component 11 , forming rapid installation and positioning work for irregular parts.

Embodiment 2: The differences based on Embodiment 1 are;

Referring to Figures 1 and 9-10, the positioning assembly 3 includes a plurality of positioning rods 31 arranged inside the movable frame 2. The tops of the several positioning rods 31 extend to the top of the movable frame 2. The tops of the several positioning rods 31 The first electromagnet 32 is fixedly connected, and the extrusion spring 33 is fixedly connected between the bottom ends of several positioning rods 31 and the bottom of the inner wall of the movable frame 2;

Through the elastic force of several extrusion springs 33, several positioning rods 31 can be squeezed, so that several positioning rods 31 are pushed upward. By placing irregular parts on the tops of several positioning rods 31, irregular parts are According to the position of the concave and convex parts at the bottom of the part, the positioning rod 31 at the corresponding position will be inserted into the groove at the corresponding position, and the protruding part is inserted into the groove temporarily formed by several positioning rods 31, thereby forming a positioning process for irregular parts. , to prevent irregular parts from shifting and affecting the subsequent fastening installation, and first electromagnets 32 are provided at the tops of several positioning rods 31 to facilitate magnetic adsorption of irregular parts after power is turned on, further improving the accuracy of irregular parts. To ensure the stability of the positioning of regular parts, several positioning rods 31 can be completely retracted to the inside of the movable frame 2, so that when irregular parts are placed on the top of the movable frame 2, the one below can be moved by pressing the irregular parts. The positioning rod 31 at the corresponding position is pressed into the interior of the movable frame 1, which not only ensures the contact between the irregular parts and the top of the movable frame 2, but also ensures the positioning and locking effect of the positioning rod 31 on the irregular parts.

The bottom of the inner wall of the movable frame 2 is fixedly connected with an electric telescopic rod 34, and the telescopic end of the electric telescopic rod 34 extends to the top of the movable frame 2, and the telescopic end of the electric telescopic rod 34 is fixedly connected with an ejection plate 35;

The electric telescopic rod 34 is electrically connected to the control end of the CNC machine tool. By starting the electric telescopic rod 34, the ejection plate 35 can be driven to move up and down. Through the upward movement of the ejection plate 35, the positioning device above the positioning assembly 3 can be aligned. Regular parts are lifted up to facilitate workers to pick up irregular parts and improve the convenience of operation.

Embodiment 3: The differences based on Embodiment 1 are;

Referring to Figures 1-2 and 4-5, the connector 12 includes a hollow guide block 121 fixed at the bottom of the control block 6, and a U-shaped frame 122 fixed at the bottom of the rectangular column 9, and the inside of the U-shaped frame 122 A connecting rod 123 is rotatably connected to the top of the connecting rod 123. The bottom end of the connecting rod 123 is hinged with one end of the bracket 113, and the connecting rod 123 is located inside the guide block 121. An inclined sliding groove 124 is provided inside the guide block 121, and the inclined sliding groove 124 A guide rod 125 is provided inside, and the guide rod 125 is rotationally connected to the bottom of the U-shaped frame 122;

The two ends of the connecting rod 123 are connected to the bracket 113 and the U-shaped frame 122 respectively, so that the telescopic assembly 11 can pull the connecting rod 123 during the telescopic process, and when the connecting rod 123 receives the traction force, it can pull the rectangular column. 9 is driven up and down, which can indirectly drive the fastening component 10 to move downward, thereby tightening the irregular parts on the top of the control panel 1 and realizing the rapid installation of irregular parts;

Moreover, the guide rod 125 is provided at the bottom of the U-shaped frame 122 and the guide rod 125 is located inside the inclined sliding groove 124 for sliding, so that when the U-shaped frame 122 drives the guide rod 125 to move downward, the guide rod 125 moves along the inclined sliding groove 124 . The movement of the inclined trajectory can drive the fastening assembly 10 to tilt downward, and then the irregular parts can be fastened and installed obliquely downward. It has the functions of side fastening and upper fastening, further improving the tightening of irregular parts. The stability of the installation is fixed, and the side fastening and upper fastening of irregular parts are performed simultaneously, which not only improves the convenience of installation, but also eliminates the need to use too many cumbersome electric drive parts for control, further improving the installation positioning device. functionality and reduce the production cost of the device.

It should be noted that the term "comprising" or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article or apparatus including a list of elements not only includes those elements, but also includes those not expressly listed Other elements, or elements inherent to the process, method, article or equipment. Without further limitation, an element defined by the statement "comprises a..." does not exclude the presence of additional identical elements in a process, method, article, or apparatus that includes the stated element.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (8)

1. The utility model provides an irregular part installs positioner at numerically-controlled fraise machine fast, includes circular form control panel (1) of being connected with the digit control machine tool, its characterized in that: the inside of control panel (1) sets up movable frame (2), the inside of movable frame (2) sets up locating component (3) that are used for carrying out the location to irregular part, a plurality of arc recess (4) have been seted up to the surface of control panel (1), the surface sliding connection of control panel (1) bottom has at least a plurality of carriage (5), the spout that is used for the annular gliding of a plurality of carriage (5) is installed to the bottom of control panel (1), the top fixedly connected with control block (6) of carriage (5), the inside of control block (6) is provided with locking subassembly (7) that are used for carrying out the locking to control panel (1), one side fixedly connected with cavity board (8) at control block (6) top, the inside of cavity board (8) is provided with rectangle post (9), the top of rectangle post (9) is provided with fastening component (10), the bottom of movable frame (2) is provided with and is used for the flexible subassembly (11) of driving rectangle post (9), the flexible end of flexible subassembly (11) is through connecting piece (12) and rectangle post (9) the bottom fixedly connected with rectangle post (101) wherein the front face (101) is equipped with cavity form, cavity board (101) are all offered in the back, the movable plate is characterized in that a connecting block (102) is mounted in the movable plate (101) through a fastening bolt, one end of the connecting block (102) is fixedly connected with a fastening block (103), and one side of the fastening block (103) is provided with an inclined surface.

2. The rapid installation and positioning device for irregular parts in a numerically controlled milling machine according to claim 1, wherein: transverse moving grooves (13) are formed in two sides of the inner wall of the hollow plate (8), vertical moving grooves (14) are formed in the front face and the back face of the rectangular column (9), and balls (15) are arranged at the junctions of the two transverse moving grooves (13) and the two vertical moving grooves (14) respectively.

3. The rapid installation and positioning device for irregular parts in a numerically controlled milling machine according to claim 1, wherein: the positioning assembly (3) comprises a plurality of positioning rods (31) arranged in the movable frame (2), the top ends of the positioning rods (31) are all extended to the top of the movable frame (2), the top ends of the positioning rods (31) are fixedly connected with first electromagnets (32), and extrusion springs (33) are fixedly connected between the bottom ends of the positioning rods (31) and the bottom of the inner wall of the movable frame (2).

4. A rapid installation and positioning device for irregular parts in a numerically controlled milling machine according to claim 3, wherein: the bottom fixedly connected with electric telescopic handle (34) of movable frame (2) inner wall, the flexible end of electric telescopic handle (34) extends to the top of movable frame (2), the flexible end fixedly connected with liftout plate (35) of electric telescopic handle (34).

5. The rapid installation and positioning device for irregular parts in a numerically controlled milling machine according to claim 1, wherein: the locking assembly (7) comprises a driving groove which is formed in the control block (6), a moving plate (71) is slidably connected in the driving groove, one side of the moving plate (71) is fixedly connected with a clamping block (72), two ends of the clamping block (72) are respectively provided with an arc-shaped surface, and two V-shaped metal elastic sheets (73) are fixedly connected between the other side of the moving plate (71) and one side of the inner wall of the driving groove.

6. The rapid installation and positioning device for irregular parts on a numerically controlled milling machine according to claim 5, wherein: one side of the moving plate (71) is fixedly connected with a metal block (74), and the other side of the inner wall of the driving groove is fixedly connected with a second electromagnet (75) for adsorbing the metal block (74).

7. The rapid installation and positioning device for irregular parts in a numerically controlled milling machine according to claim 1, wherein: the telescopic assembly (11) comprises a hydraulic telescopic rod (111) fixed at the bottom of the movable frame (2), a circular plate (112) is fixedly connected to the telescopic end of the hydraulic telescopic rod (111), a plurality of brackets (113) are slidably connected to the outer surface of the circular plate (112), and a plurality of telescopic frames (114) are fixedly connected between the bottom of the movable frame (2) and the top of the circular plate (112).

8. The rapid installation and positioning device for irregular parts on a numerically controlled milling machine according to claim 7, wherein: connecting piece (12) are including being fixed in guide block (121) of control block (6) bottom to and be fixed in U type frame (122) of rectangle post (9) bottom, the inside top rotation of U type frame (122) is connected with connecting rod (123), the bottom of connecting rod (123) is articulated with the one end of support (113), connecting rod (123) are located the inside of guide block (121), inclined sliding groove (124) have been seted up to the inside of guide block (121), the inside of inclined sliding groove (124) is provided with guide bar (125), guide bar (125) rotate and are connected in the bottom of U type frame (122).