CN115488386A

CN115488386A - Valve body machining device

Info

Publication number: CN115488386A
Application number: CN202211298068.3A
Authority: CN
Inventors: 杜彦; 徐燕华; 屠晓鸣; 柯贤湖
Original assignee: Jiaxing Hongfeng Machinery Co ltd
Current assignee: Jiaxing Hongfeng Machinery Co ltd
Priority date: 2022-10-22
Filing date: 2022-10-22
Publication date: 2022-12-20
Anticipated expiration: 2042-10-22
Also published as: CN115488386B

Abstract

The application discloses processingequipment of valve body relates to valve body processing equipment field, support including vertical setting, be provided with the workstation on the support, it is provided with the base to slide on the workstation, be fixed with the anchor clamps that are used for the centre gripping valve body on the base, it is provided with the mount table of motion in vertical direction to slide on the support, be provided with the drill bit and the driving bit pivoted driving motor who are used for processing the part on the mount table, the mount table upper surface slides and is provided with a plurality of installation pieces, the drill bit that the installation piece end to end just is used for processing different apertures sets up respectively in the mount table, be provided with on the support and make the drill bit rotate the tool changer of connection on the mount table. This application has the advantage that improves tool changing efficiency.

Description

Valve body machining device

Technical Field

The application relates to the field of valve body processing equipment, in particular to a processing device for a valve body.

Background

The valve mainly comprises a valve body, a valve plate and a valve seat, wherein the valve seat is arranged in the valve body, and the valve plate is arranged in the valve seat. Various mounting holes need to be drilled in the valve body after the valve body is formed, and due to the fact that the mounting holes are different in size, drill bits with different sizes need to be used for drilling.

Among the correlation technique, in order to facilitate boring the valve body, usually can fix the valve body through anchor clamps, the assigned position of drill bit on the valve body drills, after the drilling is accomplished, changes the drill bit to anchor clamps drive the valve body motion, other positions to the valve body drill.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the efficiency of tool changing often determines the efficiency of valve body processing in the processing process of the valve body, and for most small enterprises, the tool changing is usually manual, so that the tool changing efficiency is greatly reduced, advanced automation slides to equipment, the structure is complex, and the cost is high.

Disclosure of Invention

In order to improve the machining efficiency of valve body, this application provides a processingequipment of valve body.

The application provides a processingequipment of valve body adopts following technical scheme:

the utility model provides a processingequipment of valve body, includes the support of vertical setting, be provided with the workstation on the support, it is provided with the base to slide on the workstation, be fixed with the anchor clamps that are used for the centre gripping valve body on the base, it is provided with the mount table of motion in vertical direction to slide on the support, be provided with the drill bit and the driving bit pivoted driving motor that are used for processing the part on the mount table, the mount table upper surface slides and is provided with a plurality of installation pieces, the installation piece end to end just is used for processing the drill bit in different apertures and sets up respectively in the mount table, be provided with on the support and make the drill bit rotate the tool changer of connection on the mount table.

Through adopting above-mentioned technical scheme, the valve body that will treat the processing is fixed on anchor clamps, then the positional relationship of adjustment anchor clamps makes drill bit and the position of taking drilling be located same vertical line, and the drill bit pushes down and drills to it, and drilling is accomplished the back, removes anchor clamps, then acts on toolchanger, makes the installation piece that is connected with required drill bit move directly over the valve body to accomplish the toolchanger in-process and drill to the valve body.

Optionally, set up the groove of accomodating that runs through the installation piece along vertical direction on the installation piece, set up the sword groove that send that runs through the mount table on the mount table along vertical direction, tool changing device is including rotating the driven gear who connects in the mount table and with send the coaxial in sword groove, rotate in the mount table and be connected with the drive gear with driven gear meshing, driving motor drives drive gear rotates, driven gear goes up the coaxial rotation groove that runs through driven gear of having seted up, the rotation groove is the ladder groove, the drill bit inserts in the rotation inslot and lower extreme salient outside the mount table, be fixed with the joint on the drill bit in the rotation groove and along with driven gear pivoted rotor block, tool changing device still includes the coupling mechanism that makes the drill bit insert smoothly in the rotation inslot.

Through adopting above-mentioned technical scheme, the rotary motion that treats the use is to the valve body directly over, under coupling mechanism's effect, makes the drill bit downstream to enter into and rotate the inslot, driving motor drives drive gear and rotates, and drive gear drives driven gear and rotates, and driven gear drives drill bit pivoted in-process and drills to the valve body.

It is optional, accomodate the inslot lateral wall and seted up the joint groove, coupling mechanism is including sliding the joint piece that sets up in the joint inslot, the joint inslot is fixed with the joint spring that promotes joint piece orientation and accomodate the inslot motion, the tip that the joint piece is close to accomodating the groove is truncated cone structure and diameter orientation and is close to joint spring one side crescent, the drill bit up end is fixed with the butt piece, the joint piece is located between butt piece and the rotating block and is used for supporting the butt piece, coupling mechanism still breaks away from the installation piece and is connected to the coupling assembling that rotates the inslot including making the drill bit.

Through adopting above-mentioned technical scheme, the drill bit is put into and is accomodate the inslot, and the joint piece is located between butt joint piece and the turning block, prevents drill bit upwards or downstream, the location of the drill bit of being convenient for.

Optionally, coupling assembling is including fixing the lift cylinder that just is vertical setting on the support, the tailpiece of the piston rod portion of lift cylinder is fixed with the connecting cylinder, the terminal surface coaxial fixation has the connection bearing under the connecting cylinder, be fixed with the connection pad of butt in the butt piece on the connection bearing inner race, the butt piece is located the connection bearing and pushes the drill bit under the effect of lift cylinder and is connected to driven gear on, the up end of connection pad is fixed with and is used for adsorbing the drill bit and drives the magnet piece of drill bit upward movement.

Through adopting above-mentioned technical scheme, lift cylinder piston rod extends, and the connecting cylinder stretches into and accomodates the inslot, and the butt piece is located connecting bearing and adsorbs on the magnet piece, and lift cylinder piston rod continues to extend, makes the drill bit enter into and rotates the inslot to rotate along with driven gear together.

Optionally, a driving mechanism for driving the mounting block to move is arranged on the mounting table, a driving groove is formed in a side wall of the bottom of the mounting block, the driving groove and the accommodating groove are arranged in a staggered manner, an arc-shaped guide surface is formed in the other side wall of the bottom of the mounting block, one end, far away from the driving groove, of the guide surface is located at the highest point and is equal to the highest point of the driving groove, a driving cylinder is fixed on a side wall of the mounting table, a telescopic cylinder is fixed at the end of a connecting rod of the driving cylinder, a telescopic rod is arranged in the telescopic cylinder in a sliding manner, a telescopic spring for pushing the telescopic rod to move towards the outside of the telescopic cylinder is arranged in the telescopic cylinder, the upper end of the telescopic rod is located in the driving groove, when a connecting rod of the driving cylinder extends, the telescopic rod pushes the mounting block to move and enables the accommodating groove to be aligned with the tool feeding groove, and when the connecting rod of the driving cylinder is shortened, the telescopic rod returns to the driving groove of the other mounting block under the action of the guide surface.

Through adopting above-mentioned technical scheme, drive the in-process of drill bit upward movement when the magnet piece, the joint piece acts on the turning block, makes the drill bit stop accomodate the inslot, and joint piece butt drives actuating cylinder and starts at the lower terminal surface of butt piece, promotes the installation piece and moves forward, makes another installation piece be located the valve body directly over, drives actuating cylinder connecting rod at the in-process that shortens, under the effect of spigot surface, avoids producing the interference, makes the telescopic link be located the drive inslot of another installation piece.

Optionally, the base includes the first sliding seat that slides and sets up on the workstation, it is provided with the second sliding seat to slide on the first sliding seat, first sliding seat and second sliding seat are for the direction of motion mutually perpendicular of base, first sliding seat and second sliding seat are all through lead screw slider structure drive, anchor clamps are fixed on the second sliding seat.

Through adopting above-mentioned technical scheme, first sliding seat and second sliding seat pass through lead screw slider structural connection, can move in two directions for the base, are convenient for adjust valve body's positional relation to drill the different positions of valve body.

Optionally, anchor clamps are including dismantling the mounting disc of connection on the second sliding seat, be fixed with a plurality of gag lever posts that are vertical setting and butt in the valve body lateral wall on the mounting disc, the mounting disc is provided with the mounting bracket, it is connected with the depression bar that rotates in vertical direction to rotate on the mounting bracket, fixed cylinder on the mounting disc, the hydro-cylinder piston axle is vertical setting, hydro-cylinder piston rod tip rotates and connects on the depression bar to thereby promote the depression bar to rotate and make the depression bar tip compress tightly the valve body.

Through adopting above-mentioned technical scheme, on placing the mounting disc with the valve body, the limiting rod carries on spacingly to the valve body, acts on the hydro-cylinder, makes the hydro-cylinder drive the depression bar and rotates to make the depression bar compress tightly the valve body.

Optionally, the terminal surface has seted up the sliding tray under the depression bar, the sliding tray internal slipping is provided with the sliding block, it is connected with the extrusion bolt of vertical setting to rotate on the sliding block, extrusion bolt threaded connection drives the depression bar and moves in vertical direction on the depression bar, the sliding block lower extreme slides and is provided with the briquetting that slides along depression bar length direction.

Through adopting above-mentioned technical scheme, through acting on the extrusion bolt, adjust the briquetting height in vertical direction, be convenient for carry out the butt to the valve body of co-altitude not.

Optionally, the mounting bracket rotates to be connected on the mounting disc, the one end that the depression bar deviates from the briquetting is fixed with the arc pole that uses the mounting bracket pivot as the axle, set up the arc wall coaxial with the mounting bracket pivot on the arc pole, it has the catch bar of wearing to establish in the arc wall to articulate on the hydro-cylinder piston rod, the catch bar lower extreme is fixed with the spacing ring of butt terminal surface under the arc pole, catch bar up end threaded connection has to support tightly in the arc pole up end and prevent the stop nut of the relative catch bar motion of arc pole.

Through adopting above-mentioned technical scheme, through rotating the mounting bracket, make depression bar tip towards different positions, be convenient for carry out the butt to the different positions of valve body upper surface.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a sectional view of the tool changer.

Fig. 3 is a schematic view of the structure of the drive mechanism.

Fig. 4 is a schematic view of the structure of the jig.

Description of reference numerals:

1. a support; 2. a work table; 3. a first sliding seat; 4. a second sliding seat; 5. an installation table; 6. a drill bit; 7. a drive motor; 8. mounting blocks; 9. a storage groove; 10. a cutter feeding groove; 11. a driven gear; 12. a drive gear; 14. rotating the block; 15. a clamping groove; 16. a clamping block; 17. clamping a spring; 18. a butting block; 19. a lifting cylinder; 20. a connecting cylinder; 21. connecting a bearing; 22. a connecting disc; 23. a magnet block; 24. a drive slot; 25. a guide surface; 26. a driving cylinder; 27. a telescopic cylinder; 28. a telescopic rod; 29. a tension spring; 30. installing a disc; 31. a limiting rod; 32. a mounting frame; 33. a pressure lever; 34. a sliding groove; 35. a slider; 36. briquetting; 37. an arcuate bar; 38. an arc-shaped slot; 39. a push rod; 40. an oil cylinder; 41. a limiting ring; 42. and a limiting nut.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses processingequipment of valve body.

Referring to fig. 1 and 2, a processing device for a valve body comprises a support 1 which is fixed on the ground and vertically arranged, a workbench 2 which is horizontally arranged is fixed on the support 1, a base is arranged on the workbench 2 in a sliding manner, and a clamp used for fixing the valve body is detachably connected on the base. The support 1 is provided with a mounting table 5 in a sliding mode, the mounting table 5 moves in the vertical direction under the action of a hydraulic mechanism, and the hydraulic mechanism can refer to structures such as a hydraulic machine and a lifter. The mounting table 5 is provided with a drill 6 for processing parts and a driving motor 7 for driving the drill 6 to rotate.

Referring to fig. 1, the base includes a first sliding seat 3 slidably disposed on an upper surface of the worktable 2 and a second sliding seat 4 slidably disposed on an upper surface of the first sliding seat 3, and the first sliding seat 3 and the second sliding seat 4 are perpendicular to each other with respect to a moving direction of the base. The first sliding seat 3 and the second sliding seat 4 are driven by a screw rod sliding block structure, namely sliding blocks are fixed on the lower surfaces of the first sliding seat 3 and the second sliding seat 4, the upper surface of the workbench 2 and the first sliding seat 3 are connected with screw rods in a rotating mode, the two screw rods are perpendicular to each other, a hand wheel convenient for the rotation of the screw rods is fixed at the end portions of the screw rods, the screw rods on the first sliding seat 3 are connected with the sliding blocks on the second sliding seat 4 in a threaded mode, and the screw rods on the workbench 2 are connected with the sliding blocks on the first sliding seat 3 in a threaded mode. The fixture is fixed on the second sliding seat 4, and the position relation of the fixture is adjusted by rotating different screw rods.

Referring to fig. 1, the upper surface of the mounting table 5 is provided with a plurality of mounting blocks 8 in a sliding manner, the drill bits 6 which are connected end to end and used for processing different apertures are respectively arranged in the corresponding mounting blocks 8, the adjacent mounting blocks 8 can be connected in a hinge mode and the like, the mounting blocks 8 can be arranged in a straight line and can also be bent to form a closed ring, and the mounting is required according to actual conditions.

Referring to fig. 1 and 2, a tool changer for rotatably coupling a drill 6 to a mounting table 5 is provided on a carriage 1. Set up the groove 9 of accomodating that runs through installation piece 8 along vertical direction on the installation piece 8, set up the sword groove 10 of sending that runs through installation piece 5 on the installation platform 5 along vertical direction, send sword groove 10 coaxial with the groove 9 of accomodating that corresponds, tool changing device is including rotating driven gear 11 of connection in installation platform 5, driven gear 11 and the coaxial driven gear 11 of sending

sword groove

10, 8 internal rotation of installation piece are connected with the drive gear 12 with driven gear 11 meshing, driving motor 7 is fixed and is driven drive gear 12 and rotate in installation piece 8.

Referring to fig. 1 and 2, the driven gear 11 is provided with a rotating groove coaxially, the rotating groove penetrates through the driven gear 11 along the vertical direction, the rotating groove is a stepped groove, the inner diameter of the upper end of the rotating groove is larger than the inner diameter of the lower end of the rotating groove, the drill bit 6 is inserted into the rotating groove, the lower end of the drill bit 6 protrudes out of the mounting table 5, the drill bit 6 is fixed with a rotating block 14 which is clamped in the rotating groove, the rotating block 14 and the rotating groove can be arranged to be a regular polygon, and the drill bit 6 can be ensured to rotate along with the driven gear 11. In order to facilitate the drill bit 6 to smoothly enter the rotating groove, the upper end opening of the rotating groove can be made into a bell mouth shape.

Referring to fig. 1 and 2, the tool changer further includes a coupling mechanism for smoothly inserting the drill 6 into the rotation slot. Accomodate groove 9 inside wall and seted up two joint grooves 15 along the horizontal direction, two joint grooves 15 are relative, coupling mechanism is including sliding the joint piece 16 that sets up in joint groove 15, joint inslot 15 internal fixation has the joint spring 17 that promotes joint piece 16 and accomodate the inslot motion towards accomodating groove 9, when joint spring 17 is natural state, part joint piece 16 is located accomodate inslot 9, joint piece 16 is close to the tip of accomodating groove 9 and is the circular truncated cone structure, this circular truncated cone diameter orientation is close to joint spring 17 one side crescent, 6 up end of drill bit is fixed with butt piece 18, joint piece 16 is located between butt piece 18 and the turning block 14 and is used for supporting butt piece 18, guarantee that drill bit 6 can't upwards or break away from downwards and accomodate groove 9 under the effect of no external force.

Referring to fig. 1 and 2, the coupling mechanism further includes a coupling assembly for disengaging the drill bit 6 from the mounting block 8 and coupling into the rotation slot. The connecting assembly comprises a lifting cylinder 19 fixed on the upper end of the support 1, the lifting cylinder 19 is vertically arranged, a connecting cylinder 20 is coaxially fixed at the end part of a piston rod of the lifting cylinder 19, a connecting bearing 21 is coaxially fixed on the lower end face of the connecting cylinder 20, the connecting bearing 21 is fixed on the piston rod of the lifting cylinder 19 in a circle, a connecting disc 22 is coaxially fixed on an inner tube of the connecting bearing 21, when the piston rod of the lifting cylinder 19 extends, the connecting cylinder 20 moves downwards, and the abutting block 18 is completely contained in the connecting bearing 21 and abuts against the connecting disc 22. A magnet block 23 is adsorbed in the connecting cylinder 20 on the upper end surface of the connecting disc 22, the magnet block 23 is used for adsorbing the abutting block 18, the clamping block 16 moves towards the clamping groove 15 in the process that the piston rod of the lifting cylinder 19 continues to extend, and the abutting block 18 is always positioned in the connecting bearing 21 under the adsorption of the magnet block 23, so that the drill bit 6 can be conveniently and smoothly collected into the rotating groove; when the piston rod of the lifting cylinder 19 is shortened, the drill bit 6 is driven to move upwards under the action of the magnet block 23 until the rotating block 14 separates the drill bit 6 from the connecting disc 22 under the action of the clamping rod 16.

Referring to fig. 2 and 3, a driving mechanism for driving the mounting block 8 to move is arranged on the mounting table 5, a driving groove 24 is formed in a side wall of the bottom of the mounting block 8, the driving groove 24 and the accommodating groove 9 are arranged in a staggered manner in a projection on a horizontal plane, an arc-shaped guide surface 25 is formed in the other side wall of the bottom of the mounting block 8, which is opposite to the driving groove 24, and one end of the guide surface 25, which is far away from the driving groove 24, is located at the highest point and is as high as the highest point of the driving groove 24. 5 lateral walls of mount table are fixed with the actuating cylinder 26 that drives that is the level setting, it has the telescopic cylinder 27 of vertical setting to drive actuating cylinder 26 connecting rod end fixing, sliding movement is provided with telescopic link 28 in the telescopic cylinder 27, be provided with the expanding spring 29 that promotes telescopic link 28 towards telescopic cylinder 27 outer motion in the telescopic cylinder 27, telescopic link 28 upper end position is in driving groove 24 and butt in the inner wall of the 24 highest places in driving groove, when driving actuating cylinder 26 connecting rod extension, telescopic link 28 acts on 24 inside walls in driving groove and make installation piece 8 motion, stretch to the longest when driving actuating cylinder 26 connecting rod, accomodate groove 9 and send sword groove 10 to align, be convenient for the tool changing, shorten when driving actuating cylinder 26 connecting rod this moment, telescopic link 28 gets back to in the driving groove 24 of another installation piece 8 under the effect of spigot surface 25.

Referring to fig. 1 and 4, anchor clamps include through the mounting disc 30 of bolted detachable connection on second sliding seat 4, are fixed with a plurality of gag lever posts 31 that are vertical setting on the mounting disc 30, and the valve body of treating the processing is placed between gag lever post 31, and a plurality of gag lever posts 31 butt are at the valve body lateral wall to spacing is carried out the valve body. Mounting disc 30 rotates through vertical pivot has mounting bracket 32, and the last swivelling joint of mounting bracket 32 has the depression bar 33 of rotating in vertical direction, and the lower terminal surface that depression bar 33 is close to valve body one side has seted up sliding tray 34, and the sliding is provided with the sliding block 35 that slides in vertical direction in the sliding tray 34, and the terminal surface slides along depression bar 33 length direction under the sliding block 35 and is provided with briquetting 36, and the terminal surface bonds to have the rubber pad of supporting tightly at the valve body up end under briquetting 36. The sliding block 35 is rotatably connected with an extrusion bolt, and the extrusion bolt is in threaded connection with the pressing rod 33 and drives the sliding block 35 to move in the vertical direction.

Referring to fig. 1 and 4, the one end that depression bar 33 deviates from briquetting 36 is fixed with and is fixed with the arc pole 37 that uses the mounting bracket 32 pivot as the axle, set up the arc wall 38 coaxial with the mounting bracket 32 pivot on the arc pole 37, fixed hydro-cylinder 40 on the mounting disc 30, hydro-cylinder 40 piston shaft is vertical setting, it has catch bar 39 of wearing to establish in arc wall 38 to articulate on the hydro-cylinder 40 piston rod, catch bar 39 lower extreme is fixed with the spacing ring 41 of terminal surface under the butt 37 in the arc pole, catch bar 39 up end threaded connection has stop thread, make the upper and lower terminal surface of arc pole 37 support tightly respectively on spacing ring 41 and stop nut 42 through rotating stop nut 42, thereby realize the location of catch bar 39. The cylinder 40 is started to rotate the press rod 33 in the vertical direction, so that the rubber pad is tightly pressed against the upper end face of the valve body.

The implementation principle of the processing device of the valve body in the embodiment of the application is as follows: install drill bit 6 that will need to use in corresponding installation piece 8 according to the order, actuating mechanism makes corresponding drill bit 6 move to mount table 5 on, lift cylinder 19 descends, promote drill bit 6 and be connected to the rotating groove in, drill bit 6 processes the valve body, after having processed, lift cylinder 19 drives drill bit 6 upward movement, drill bit 6 remains in accomodating groove 9 under the effect of joint piece 16, it makes next installation piece 8 move to corresponding position to drive actuating cylinder 26, lift cylinder 19 descends the in-process and is connected to the rotating groove with corresponding drill bit 6, thereby realize the tool changing.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a processingequipment of valve body, includes support (1) of vertical setting, be provided with workstation (2) on support (1), it is provided with the base to slide on workstation (2), be fixed with the anchor clamps that are used for the centre gripping valve body on the base, it is provided with mount table (5) of moving in vertical direction to slide on support (1), be provided with drill bit (6) and driver bit (6) pivoted driving motor (7) that are used for processing the part on mount table (5), its characterized in that: the mounting table is characterized in that a plurality of mounting blocks (8) are arranged on the upper surface of the mounting table (5) in a sliding mode, drill bits (6) which are connected end to end and used for processing different apertures are arranged in the mounting blocks (8) respectively, and a tool changing device which enables the drill bits (6) to be connected to the mounting table (5) in a rotating mode is arranged on the support (1).

2. The valve body processing device according to claim 1, wherein: the utility model discloses a tool changer, including installation piece (8), mount block (8) go up along vertical direction offer run through installation piece (8) accomodate groove (9), set up on mount block (5) along vertical direction and run through send sword groove (10), tool changer is including rotating driven gear (11) that connect in mount block (5) and with send sword groove (10) coaxial, installation piece (8) internal rotation is connected with drive gear (12) with driven gear (11) meshing, and driving motor (7) drive gear (12) rotate, the coaxial rotation groove that runs through driven gear (11) of seting up on driven gear (11), it is the ladder groove to rotate the groove, drill bit (6) insert rotate inslot and lower extreme salient outside mount block (5), be fixed with joint in rotating the inslot and along with driven gear (11) pivoted rotating block (14) on drill bit (6), tool changer still includes and makes drill bit (6) insert smoothly and rotates the coupling mechanism of inslot.

3. The valve body processing device according to claim 2, wherein: accomodate groove (9) inside wall and seted up joint groove (15), coupling mechanism is including sliding joint piece (16) of setting in joint groove (15), joint groove (15) internal fixation has promotion joint piece (16) and holds joint spring (17) of groove (9) internal motion towards, joint piece (16) are close to the tip of accomodating groove (9) and are circular truncated cone structure and diameter orientation and are close to joint spring (17) one side crescent, drill bit (6) up end is fixed with butt piece (18), joint piece (16) are located between butt piece (18) and rotating block (14) and are used for supporting butt piece (18), coupling mechanism still breaks away from installation piece (8) and is connected to the coupling assembling that rotates the inslot including making drill bit (6).

4. A valve body processing apparatus according to claim 3, wherein: coupling assembling is including fixing lift cylinder (19) on support (1) and being vertical setting, the tailpiece of the piston rod portion of lift cylinder (19) is fixed with connecting cylinder (20), the terminal surface is coaxial to be fixed with connecting bearing (21) under connecting cylinder (20), circle in connecting bearing (21) and be fixed with connection pad (22) of butt in butt piece (18), butt piece (18) are located connecting bearing (21) and promote drill bit (6) to be connected to driven gear (11) under the effect of lift cylinder (19), the up end of connection pad (22) is fixed with magnet piece (23) that are used for adsorbing drill bit (6) and drive drill bit (6) upward movement.

5. The valve body processing device according to claim 2, wherein: the mounting table is characterized in that a driving mechanism for driving the mounting block (8) to move is arranged on the mounting table (5), a driving groove (24) is formed in the side wall of the bottom of the mounting block (8), the driving groove (24) and the accommodating groove (9) are arranged in a staggered manner, an arc-shaped guide surface (25) is formed in the other side wall of the bottom of the mounting block (8), one end, far away from the driving groove (24), of the guide surface (25) is located at the highest point and is equal to the highest point of the driving groove (24), a driving cylinder (26) is fixed on the side wall of the mounting table (5), a telescopic cylinder (27) is fixed at the end of a connecting rod of the driving cylinder (26), a telescopic rod (28) is arranged in the telescopic cylinder (27) in a sliding manner, a telescopic spring (29) for pushing the telescopic rod (28) to move towards the outside of the telescopic cylinder (27) is arranged in the telescopic cylinder (27), the upper end of the telescopic rod (28) is located in the driving groove (24) and extends when the driving cylinder (26) is connected with the connecting rod, the telescopic rod (28) pushes the mounting block (8) to move and enables the accommodating groove (9) to align with the connecting rod (10), and the connecting rod (26) to return to another driving groove (24) to act as another driving groove (26) under the driving groove (24).

6. The valve body processing device according to claim 1, wherein: the base sets up first sliding seat (3) on workstation (2) including sliding slide and be provided with second sliding seat (4) on first sliding seat (3), first sliding seat (3) and second sliding seat (4) are for the direction of motion mutually perpendicular of base, first sliding seat (3) and second sliding seat (4) are all through lead screw slider structure drive, anchor clamps are fixed on second sliding seat (4).

7. The valve body machining device according to claim 6, wherein: anchor clamps are including dismantling mounting disc (30) of connection on second sliding seat (4), be fixed with a plurality of gag lever posts (31) that are vertical setting and butt in the valve body lateral wall on mounting disc (30), mounting disc (30) are provided with mounting bracket (32), it is connected with depression bar (33) of pivoted in the vertical direction to rotate on mounting bracket (32), fixed cylinder (40) are gone up in mounting disc (30), hydro-cylinder (40) piston shaft is vertical setting, hydro-cylinder (40) piston rod tip rotates and connects on depression bar (33) to thereby promote depression bar (33) to rotate and make depression bar (33) tip compress tightly the valve body.

8. The valve body machining device according to claim 7, wherein: sliding tray (34) have been seted up to depression bar (33) lower terminal surface, sliding tray (34) internal slipping is provided with sliding block (35), it is connected with the extrusion bolt of vertical setting to rotate on sliding block (35), extrusion bolt threaded connection is on depression bar (33) and drives depression bar (33) and move in vertical direction, sliding block (35) lower extreme slides and is provided with briquetting (36) that slide along depression bar (33) length direction.

9. The valve body processing apparatus according to claim 8, wherein: mounting bracket (32) rotate to be connected on mounting disc (30), the one end that depression bar (33) deviates from briquetting (36) is fixed with arc pole (37) that uses mounting bracket (32) pivot as the axle, set up arc wall (38) coaxial with mounting bracket (32) pivot on arc pole (37), articulated on hydro-cylinder (40) piston rod have catch bar (39) of wearing to establish in arc wall (38), catch bar (39) lower extreme is fixed with spacing ring (41) of butt terminal surface under arc pole (37), catch bar (39) up end threaded connection has to support tightly in arc pole (37) up end and prevents stop nut (42) of the relative catch bar (39) motion of arc pole (37).