Fixing clamp of numerical control milling lathe for machining metal valve body

Abstract

The utility model relates to the technical field of metal valve body machining, in particular to a metal valve body machining numerical control milling lathe fixing clamp which comprises a base, a valve body main body, a clamping plate, a side plate, an electric telescopic rod, a pressing plate, a fixing assembly, a lead screw, a fixing block and a two-way adjusting lead screw. A valve body is arranged above the base, a side plate is arranged on one side of the upper surface of the base, a first electric telescopic rod is arranged on one side of the side plate, a pressing plate is arranged at one end of the first electric telescopic rod, a first fixing assembly is arranged at one end of the first electric telescopic rod, a first lead screw is arranged on the inner side of the base, and a fixing block is arranged on the outer side of the first lead screw. A bidirectional adjusting lead screw is arranged on the inner side of the fixing block, and a clamping plate is arranged on the outer side of the bidirectional adjusting lead screw; according to the multi-direction clamping and fixing mode, the valve body is pressed according to the actual length, the two sides of the valve body are clamped, it is guaranteed that the position of the valve body is stable in the machining process, the production and machining quality of the valve body is guaranteed, and therefore the stability of machining operation is effectively enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal valve body processing, in particular to a fixing fixture for a CNC milling lathe for processing a metal valve body. Background Art

[0002] In the process of machining metal valve bodies, it is necessary to use CNC milling machines to mill the valve bodies so that the valve bodies will not be displaced or vibrated during the CNC milling process, thereby ensuring the stable progress of the machining operation and improving the production and machining quality.

[0003] When machining metal valve bodies with current CNC milling machines, the fixture structure is mostly simple, often only fixing the outside of the valve body. The stability of the valve body during machining is poor, causing the valve body to easily move or vibrate during machining, affecting the machining quality of the metal valve body.

[0004] Therefore, in view of the poor clamping stability of existing CNC milling and turning metal valve bodies, a CNC milling and turning fixture for metal valve body processing can be designed. Through multi-directional clamping and fixing, the valve body can be pressed according to its actual length. In addition, the two sides of the valve body are clamped to ensure the stable position of the valve body during the processing, ensure the production and processing quality of the valve body, and thus effectively enhance the stability of the processing operation. Utility Model Content

[0005] In order to overcome the problem that most CNC milling and turning processes metal valve bodies, only the outer side of the valve body is often fixed, resulting in poor stability of the valve body during processing, which causes the valve body to easily move or vibrate during processing, affecting the processing quality of the metal valve body.

[0006] The technical solution of the utility model is as follows: a fixing fixture for a CNC milling lathe for processing a metal valve body, comprising a base, a valve body main body, a splint, a side plate, a first electric telescopic rod, a pressure plate, a first fixing assembly, a first screw rod, an adjusting assembly, a fixing block, a two-way adjusting screw rod and a second fixing assembly; a valve body main body is arranged above the base, a side plate is arranged on one side of an upper surface of the base, the valve body main body is arranged on one side of the side plate, a first electric telescopic rod is arranged on one side of the side plate, the first electric telescopic rod is arranged on the inner side of the valve body main body, a pressure plate is arranged at one end of the first electric telescopic rod, two groups of pressure plates are symmetrically arranged, the pressure plate is arranged on the outer side of one end of the valve body main body, a first fixing assembly is arranged at one end of the first electric telescopic rod, a first screw rod is arranged on the inner side of the base, a fixing block is arranged on the outer side of the first screw rod, an adjusting assembly is arranged on the outer side of the first screw rod, a two-way adjusting screw rod is arranged on the inner side of the fixing block, a splint is arranged on the outer side of the two-way adjusting screw rod, two groups of splints are symmetrically arranged, the splint is arranged on the outer side of the valve body main body, and a second fixing assembly is arranged on the outer side of the two-way adjusting screw rod.

[0007] Preferably, by setting the position of the side plate fixed by the base, the valve body is placed close to the side plate, the first electric telescopic rod passes through the valve body, the first electric telescopic rod is extended and retracted to adjust the position of the pressure plate so that the pressure plate is against the other end of the valve body, and the two ends of the valve body are fixed by the first fixing component, and the first screw rod is driven to rotate by the adjusting component, and the first screw rod is rotated to adjust the position of the fixed block, and the fixed block is moved to the bottom of the valve body. Subsequently, the second fixing component is used to drive the two-way adjustment screw rod to rotate, and the two-way adjustment screw rod is rotated to adjust the spacing between the two sets of clamping plates, and the outer side of the valve body is clamped and fixed by the clamping plates, so as to achieve the compression of the valve body according to its actual length. In addition, the two sides of the valve body are clamped to ensure the stability of the valve body position during processing, ensure the production and processing quality of the valve body, and enhance the stability of the processing operation.

[0008] Preferably, the first fixing assembly includes a first connecting block, a second electric telescopic rod and an arc-shaped support plate; a first connecting block is provided at one end of the first electric telescopic rod, a second electric telescopic rod is provided on one side of the first connecting block, and an arc-shaped support plate is provided at one end of the second electric telescopic rod.

[0009] Preferably, two groups of second electric telescopic rods are symmetrically arranged, the arc-shaped support plate is arranged on the inner side of one end of the valve body, and the pressure plate is arranged on one side of the arc-shaped support plate.

[0010] Preferably, the adjustment component includes a first through slot, a first servo motor, a second through slot and a guide rail; a first through slot is opened on one side of the base, a first servo motor is provided on one side of the base, a second through slot is opened on one side of the base, and a guide rail is provided on the inner side of the second through slot.

[0011] Preferably, the first screw rod is arranged on the inner side of the first through slot, the output end of the first servo motor is connected to the first screw rod, two groups of second through slots are opened, and the second through slots are symmetrically opened on both sides of the first through slot, and the fixed block and the guide rail are slidably connected to each other.

[0012] Preferably, the second fixing assembly includes a third through slot, a second servo motor, a second connecting block and a support rod; a third through slot is opened on one side of the fixing block, a second servo motor is provided on one side of the fixing block, a second connecting block is provided on the outer side of the bidirectional adjustment screw rod, a support rod is provided on one side of the second connecting block, and the other end of the support rod is fixedly connected to the splint.

[0013] Preferably, the bidirectional adjustment screw is arranged on the inner side of the third through slot, the output end of the second servo motor is connected to the bidirectional adjustment screw, the second connecting blocks are symmetrically arranged in two groups, and the support rods are symmetrically arranged in two groups.

[0014] Beneficial effects of the utility model:

[0015] 1. When fixing the valve body, fix the side plate position by setting the base, place the valve body close to the side plate, pass the first electric telescopic rod through the valve body, extend and retract the first electric telescopic rod to adjust the position of the pressure plate, so that the pressure plate is against the other end of the valve body, turn the first screw rod to adjust the position of the fixed block, move the fixed block to the bottom of the valve body, turn the two-way adjustment screw rod to adjust the distance between the two sets of clamps, and use the clamps to clamp and fix the outer side of the valve body to solve the problem that when most CNC milling machines process metal valve bodies, the fixture structure is mostly simple, and often only the outer side of the valve body is fixed, resulting in poor stability of the valve body during processing, which makes the valve body prone to displacement or vibration during processing, affecting the processing quality of the metal valve body, and enhancing the stability of the processing operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 Shown is a schematic diagram of the three-dimensional structure of the CNC milling and lathe fixing fixture for processing metal valve bodies of the present invention;

[0017] Figure 2 Shown is a schematic diagram of the three-dimensional structure of the inspection component of the CNC milling and lathe fixing fixture for metal valve body processing of the utility model;

[0018] Figure 3 Shown is a schematic diagram of the three-dimensional structure of the fixing assembly of the CNC milling and lathe fixing fixture for metal valve body processing of the present invention;

[0019] Figure 4 Shown is a schematic diagram of the three-dimensional structure of the heating component of the CNC milling and lathe fixing fixture for metal valve body processing of the present invention.

[0020] Explanation of the accompanying drawings: 1. Base; 2. Valve body; 3. Side panel; 4. First electric telescopic rod; 5. Pressing plate; 501. First connecting block; 502. Second electric telescopic rod; 503. Arc-shaped support plate; 6. First screw rod; 601. First through slot; 602. First servo motor; 603. Second through slot; 604. Guide rail; 7. Fixed block; 8. Bidirectional adjustment screw rod; 9. Clamp; 901. Third through slot; 902. Second servo motor; 903. Second connecting block; 904. Support rod. DETAILED DESCRIPTION

[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0022] See also Figure 1-Figure 4The utility model provides an embodiment: a metal valve body processing CNC milling lathe fixing fixture, including a base 1, a valve body main body 2, a clamping plate 9, a side plate 3, a first electric telescopic rod 4, a pressure plate 5, a first fixing component, a first screw rod 6, an adjustment component, a fixing block 7, a two-way adjustment screw rod 8 and a second fixing component; a valve body main body 2 is arranged above the base 1, a side plate 3 is arranged on one side of the upper surface of the base 1, the valve body main body 2 is arranged on one side of the side plate 3, a first electric telescopic rod 4 is arranged on one side of the side plate 3, the first electric telescopic rod 4 is arranged on the inner side of the valve body main body 2, and the first electric A pressure plate 5 is provided at one end of the telescopic rod 4, and two groups of pressure plates 5 are symmetrically provided. The pressure plate 5 is provided on the outside of one end of the valve body 2. A first fixing component is provided at one end of the first electric telescopic rod 4, and a first screw rod 6 is provided on the inner side of the base 1. A fixing block 7 is provided on the outer side of the first screw rod 6, and an adjustment component is provided on the outer side of the first screw rod 6. A two-way adjustment screw rod 8 is provided on the inner side of the fixing block 7, and a splint 9 is provided on the outer side of the two-way adjustment screw rod 8. The splint 9 is symmetrically provided in two groups, and the splint 9 is provided on the outer side of the valve body 2. A second fixing component is provided on the outer side of the two-way adjustment screw rod 8.

[0023] See also Figure 2In this embodiment, the first fixing assembly includes a first connecting block 501, a second electric telescopic rod 502 and an arc-shaped support plate 503; one end of the first electric telescopic rod 4 is provided with a first connecting block 501, and one side of the first connecting block 501 is provided with a second electric telescopic rod 502. The second electric telescopic rod 502 is symmetrically provided with two groups, and one end of the second electric telescopic rod 502 is provided with an arc-shaped support plate 503. The arc-shaped support plate 503 is provided on the inner side of one end of the valve body 2, and the pressure plate 5 is provided on one side of the arc-shaped support plate 503. The second electric telescopic rod 502 is fixedly connected to the first connecting block 501, and the second electric telescopic rod 502 is synchronously extended and retracted to adjust the distance between the two groups of arc-shaped support plates 503 so that the arc-shaped support plates 503 presses against the valve body 2 according to its inner diameter, and at the same time, drives the pressure plate 5 to press the other end of the valve body 2; the adjusting component includes a first through slot 601, a first servo motor 602, a second through slot 603 and a guide rail 604; a first through slot 601 is provided on one side of the base 1, and the first screw rod 6 is arranged on the inner side of the first through slot 601, and a first servo motor 602 is provided on one side of the base 1, and the output end of the first servo motor 602 is connected to the first screw rod 6, and a second through slot 603 is provided on one side of the base 1, and two groups of second through slots 603 are provided, and the second through slots 603 are symmetrically provided on both sides of the first through slot 601, and a guide rail 604 is provided on the inner side of the second through slot 603, and the fixed block 7 is aligned with the guide rail 604 They are connected in a sliding manner, and the position of the first screw rod 6 is fixed by the first through slot 601, and the first servo motor 602 is used to drive the first screw rod 6 to rotate, and the first screw rod 6 is rotated to flexibly adjust the position of the fixed block 7, and the position of the guide rail 604 is fixed by the second through slot 603, and the fixed block 7 is moved to slide along the guide rail 604, so as to stably move the fixed block 7 to the bottom of the middle part of the valve body 2; the second fixing assembly includes a third through slot 901, a second servo motor 902, a second connecting block 903 and a support rod 904; a third through slot 901 is opened on one side of the fixed block 7, and a bidirectional adjustment screw rod 8 is arranged on the inner side of the third through slot 901, and a second servo motor 902 is provided on one side of the fixed block 7, and the output of the second servo motor 902 The ends are connected to the two-way adjustment screw rod 8, and a second connecting block 903 is provided on the outside of the two-way adjustment screw rod 8, and two groups of second connecting blocks 903 are symmetrically arranged. A support rod 904 is provided on one side of the second connecting block 903, and two groups of support rods 904 are symmetrically arranged. The other end of the support rod 904 is fixedly connected to the splint 9, and the position of the two-way adjustment screw rod 8 is fixed by the third through groove 901, and the second servo motor 902 is used to drive the two-way adjustment screw rod 8 to rotate, and the two-way adjustment screw rod 8 is rotated to flexibly adjust the spacing between the two groups of second connecting blocks 903, and the second connecting block 903 is used to connect and fix the support rod 904, and the fixed splint 9 is supported by the support rod 904 to ensure that the splint 9 is clamped and fixed according to the actual outer diameter of the valve body 2.

[0024] When clamping and fixing the valve body 2, place one side of the valve body 2 on one side of the side plate 3, pass the first electric telescopic rod 4 through the valve body 2, retract the first electric telescopic rod 4 to adjust the position of the pressure plate 5, so that the pressure plate 5 presses the other end of the valve body 2, and at the same time, extend the second electric telescopic rod 502 on the first connecting block 501, so that the arc-shaped support plate 503 is against the inner diameter of the valve body 2;

[0025] Subsequently, the first servo motor 602 on the base 1 drives the first screw 6 in the first through slot 601 to rotate, and the rotation of the first screw 6 drives the fixed block 7 to move, so that the fixed block 7 slides along the guide rail 604 in the second through slot 603, and moves the fixed block 7 to the bottom of the middle part of the valve body 2;

[0026] Finally, the second servo motor 902 is used to drive the bidirectional adjustment screw 8 in the third through slot 901 to rotate, and the bidirectional adjustment screw 8 is rotated to adjust the distance between the two sets of second connecting blocks 903, so that the clamping plate 9 at one end of the support rod 904 clamps the outer side of the valve body 2.

[0027] Through the above steps, by setting the base 1 to fix the position of the side panel 3, the valve body 2 is placed close to the side panel 3, so that the first electric telescopic rod 4 passes through the valve body body 2, and the first electric telescopic rod 4 is extended and retracted to adjust the position of the pressure plate 5 so that the pressure plate 5 is against the other end of the valve body body 2. The two ends of the valve body body 2 are fixed by the first fixing component, and the first screw rod 6 is driven to rotate by the adjusting component. The first screw rod 6 is rotated to adjust the position of the fixing block 7 and move the fixing block 7 to the bottom of the valve body body 2. Subsequently, the second fixing component is used to drive the two-way adjusting screw rod 8 to rotate, and the two-way adjusting screw rod 8 is rotated to adjust the spacing between the two sets of clamping plates 9. The clamping plates 9 are used to clamp and fix the outer side of the valve body body 2, thereby pressing it according to the actual length of the valve body. In addition, the two sides of the valve body are clamped to ensure that the valve body position is stable during the processing and the production and processing quality of the valve body is ensured.

[0028] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by those skilled in the art without departing from the purpose of the present invention.

Claims

1. A fixture for machining a metal valve body using a CNC milling lathe, comprising a base (1), a valve body (2), and a clamping plate (9); characterized in that: The valve body (2) is provided above the base (1), a side plate (3) is provided on one side of the upper surface of the base (1), a first electric telescopic rod (4) is provided on one side of the side plate (3), a first electric telescopic rod (4) is provided on one side of the side plate (3), a first electric telescopic rod (4) is provided on the inner side of the valve body (2), a pressure plate (5) is provided at one end of the first electric telescopic rod (4), and the pressure plate (5) is symmetrical. Two groups are provided, a pressure plate (5) is provided on the outside of one end of the valve body (2), a first fixing assembly is provided on one end of the first electric telescopic rod (4), a first screw rod (6) is provided on the inside of the base (1), a fixing block (7) is provided on the outside of the first screw rod (6), an adjustment assembly is provided on the outside of the first screw rod (6), a bidirectional adjustment screw rod (8) is provided on the inside of the fixing block (7), a clamping plate (9) is provided on the outside of the bidirectional adjustment screw rod (8), two groups of clamping plates (9) are symmetrically provided, the clamping plates (9) are provided on the outside of the valve body (2), and a second fixing assembly is provided on the outside of the bidirectional adjustment screw rod (8).

2. The metal valve body machining CNC milling and lathe fixing fixture according to claim 1 is characterized in that: The first fixing assembly comprises a first connecting block (501), a second electric telescopic rod (502) and an arc-shaped support plate (503); one end of the first electric telescopic rod (4) is provided with the first connecting block (501), one side of the first connecting block (501) is provided with the second electric telescopic rod (502), and one end of the second electric telescopic rod (502) is provided with the arc-shaped support plate (503).

3. The metal valve body machining CNC milling and lathe fixing fixture according to claim 2 is characterized in that: The second electric telescopic rods (502) are symmetrically arranged in two groups, the arc-shaped support plate (503) is arranged on the inner side of one end of the valve body (2), and the pressure plate (5) is arranged on one side of the arc-shaped support plate (503).

4. The metal valve body machining CNC milling and lathe fixing fixture according to claim 2 is characterized in that: The adjustment component comprises a first through slot (601), a first servo motor (602), a second through slot (603) and a guide rail (604); the first through slot (601) is provided on one side of the base (1), the first servo motor (602) is provided on one side of the base (1), the second through slot (603) is provided on one side of the base (1), and the guide rail (604) is provided on the inner side of the second through slot (603).

5. The metal valve body machining CNC milling and lathe fixing fixture according to claim 4 is characterized in that: The first screw rod (6) is arranged on the inner side of the first through slot (601), the output end of the first servo motor (602) is connected to the first screw rod (6), two groups of second through slots (603) are provided, and the second through slots (603) are symmetrically provided on both sides of the first through slot (601), and the fixed block (7) and the guide rail (604) are slidably connected to each other.

6. The metal valve body machining CNC milling and lathe fixing fixture according to claim 4 is characterized in that: The second fixing assembly comprises a third through slot (901), a second servo motor (902), a second connecting block (903) and a support rod (904); the third through slot (901) is provided on one side of the fixing block (7), the second servo motor (902) is provided on one side of the fixing block (7), the second connecting block (903) is provided on the outer side of the bidirectional adjustment screw rod (8), the support rod (904) is provided on one side of the second connecting block (903), and the other end of the support rod (904) is fixedly connected to the clamping plate (9).

7. The metal valve body machining CNC milling and lathe fixing fixture according to claim 6, characterized in that: The bidirectional adjustment screw (8) is arranged inside the third through slot (901), the output end of the second servo motor (902) is connected to the bidirectional adjustment screw (8), the second connecting block (903) is symmetrically arranged in two groups, and the support rod (904) is symmetrically arranged in two groups.

Images