CN211213394U

CN211213394U - Water jet scalpel tool bit fixed knot constructs

Info

Publication number: CN211213394U
Application number: CN201921983901.1U
Authority: CN
Inventors: 李娟�; 王以成
Original assignee: Shanghai Tiangong Stone Co ltd
Current assignee: Shanghai Tiangong Stone Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-08-11
Anticipated expiration: 2029-11-15

Abstract

The utility model discloses a water jet scalpel head fixing structure, which relates to the technical field of water jet scalpel, and is characterized by comprising a water jet scalpel pipe, a motor fixed on the inner top surface of the water jet scalpel pipe, a lead screw fixedly connected with the output end of the motor, and a water jet scalpel head arranged in the water jet scalpel pipe along vertical sliding, wherein the water jet scalpel head is in threaded connection with the lead screw, two strip-shaped through holes are arranged on the outer peripheral surface of the water jet scalpel pipe, two guide strips are fixed on the outer peripheral surface of the water jet scalpel head, and each guide strip is arranged in the strip-shaped through hole along vertical sliding; a double-tube cylinder is fixed at the top of the water jet cutter tube, a fixing ring is fixed at the output end of the double-tube cylinder, and the fixing ring is sleeved on the periphery of the water jet cutter tube; a fixing device for fixing the water jet scalpel head is arranged between the fixing ring and the water jet scalpel head. The utility model provides a problem of the roughness of influence cutting plane, reached the effect that reduces the influence to the cutting plane roughness.

Description

Water jet scalpel tool bit fixed knot constructs

Technical Field

The utility model relates to a water sword technical field, more specifically the saying so, it relates to a water sword tool bit fixed knot constructs.

Background

At present, a water jet cutter, namely a high-pressure water jet cutting technology can perform one-time cutting processing on any curve on any material; the heat generated during cutting can be immediately taken away by the water jet flowing at high speed, no harmful substance is generated, the material has no heat effect, and secondary processing is not needed or is easy to realize after cutting. Water cutting is a mature cutting process method with better applicability.

The prior art can refer to the chinese utility model patent that the grant bulletin number is CN, which discloses, which comprises a housin, driving motor installs the upper end at the casing, driving motor's drive shaft stretches into in the casing and links to each other with the one end of lead screw, screw-nut fixes and serves at one that water sword tool bit stake body stretches into in the casing, the other end and the screw-nut cooperation of lead screw stretch into in the water sword tool bit stake body, install the uide bushing that plays supporting and guide effect to the water sword tool bit stake body in the lower extreme of casing, install the feather key on the uide bushing, be equipped with the keyway that matches with the feather key on the water sword tool bit stake body. The screw rod is rotated through the driving motor, and the water jet cutter head is driven to move vertically.

However, the water jet cutter lacks a fixing device for the water jet cutter head, and the water jet cutter head can bear large reaction force in the working process, so that the water jet cutter head vibrates in the cutting process to influence the flatness of a cutting surface.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a water jet scalpel head fixed knot constructs, it has reached the effect that reduces the influence to the cutting surface roughness through set up fixing device in water jet scalpel head week side.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a water jet scalpel head fixing structure comprises a water jet scalpel pipe, a motor fixed on the inner top surface of the water jet scalpel pipe, a lead screw fixedly connected with the output end of the motor, and a water jet scalpel head arranged in the water jet scalpel pipe in a sliding manner along the vertical direction, wherein the water jet scalpel head is in threaded connection with the lead screw, two strip-shaped through holes are formed in the outer peripheral surface of the water jet scalpel pipe, two guide strips are fixed on the outer peripheral surface of the water jet scalpel head, and each guide strip is arranged in each strip-shaped through hole in a sliding manner along the vertical direction; a double-tube cylinder is fixed at the top of the water jet cutter tube, a fixing ring is fixed at the output end of the double-tube cylinder, and the fixing ring is sleeved on the periphery of the water jet cutter tube; and a fixing device for fixing the water jet scalpel head is arranged between the fixing ring and the water jet scalpel head.

By adopting the technical scheme, the motor drives the screw rod to rotate, and the screw rod drives the water jet cutter head to move to the designated position; the double-barrelled cylinder starts and drives solid fixed ring and moves down, and solid fixed ring passes through fixing device and fixes the water jet scalpel head, reduces the water jet scalpel head because the vibration causes the possibility of influence to the cutting surface in cutting process.

The utility model discloses further set up to: the fixing device comprises two fixing parts fixed on the inner peripheral surface of the fixing ring, two mounting grooves formed in the opposite inner sides of the two fixing parts, two inserting plates arranged in the mounting grooves in a sliding manner along the radial direction of the fixing ring respectively, and two strip-shaped slots formed in the outer peripheral surface of the water jet scalpel head; each plug board is inserted into the strip-shaped slot; a first spring is fixed on one side of the inserting plate, which is far away from the water jet scalpel head, and one end of the first spring, which is far away from the inserting plate, is fixedly connected with one side of the mounting groove, which is far away from the water jet scalpel head; and each fixing part is internally provided with a braking mechanism for preventing the plugboard from being plugged with the strip-shaped slot.

Through adopting above-mentioned technical scheme, when arresting gear carries on spacingly to the picture peg, first spring is in compression state, and first spring is applyed to the picture peg to the elasticity that is close to water sword tool bit one side, fixes the water sword tool bit through the grafting of picture peg and bar slot, reduces the water sword tool bit cutting process because the recoil of rivers appears the possibility of vibration.

The utility model discloses further set up to: the picture peg is kept away from water sword tool bit one side and is fixed with the guiding axle, the mounting groove is kept away from water sword tool bit one side and has been seted up the direction through-hole, the guiding axle sets up in the direction through-hole along solid fixed ring radial sliding.

Through adopting above-mentioned technical scheme, the direction through-hole provides the guide effect for the guiding axle, reduces the picture peg and follows the possibility of solid fixed ring radial movement in-process deviation track.

The utility model discloses further set up to: the braking mechanism comprises a first strip-shaped groove arranged at the bottom of the fixing part, a first pressing piece arranged in the first strip-shaped groove in a sliding manner along the radial direction of the fixing ring, a second strip-shaped groove arranged at the top of the first strip-shaped groove, and a second pressing piece arranged in the second strip-shaped groove in a sliding manner along the vertical direction; a limiting plate is fixed at the top of the second pressing piece; the bottom of the limiting plate is fixedly provided with a plug connector, and the top of the plug board is provided with a jack for being plugged with the plug connector; a first pressing component for driving the first pressing part to move towards one side far away from the water jet cutter head is arranged between the guide strip and the first pressing part; a second pressing component for driving the second pressing part to move upwards is arranged between the first pressing part and the second pressing part; a guide assembly for driving the first pressing piece to move along the radial direction of the fixing ring is arranged in the first strip-shaped groove; and a limiting assembly for driving the second pressing part to move vertically is arranged in the second strip-shaped groove.

Through adopting above-mentioned technical scheme, after the guide strip contacts with first press parts, the guide strip drives first press parts through first the subassembly that supports to press and removes to keeping away from water sword tool bit one side, and first press parts support to press through the second and promote the second press parts rebound to make plug connector and jack separation, the picture peg loses the limiting displacement back, the picture peg of being convenient for pegs graft with the bar slot under the elastic force effect of first spring, thereby realize fixing the water sword tool bit through the picture peg, reduce the possibility that vibration appears in the cutting process of water sword tool bit.

The utility model discloses further set up to: the first pressing component comprises two first inclined planes which are respectively arranged on the opposite inner sides of the guide strip and the first pressing component.

Through adopting above-mentioned technical scheme, the gib block upwards supports through first inclined plane and presses first press part, and the gib block of being convenient for promotes first press part and moves to keeping away from water sword tool bit one side.

The utility model discloses further set up to: the second pressing component comprises two second inclined planes which are respectively arranged on the opposite inner sides of the first pressing part and the second pressing part.

Through adopting above-mentioned technical scheme, first press part is to keeping away from water sword tool bit one side through the second inclined plane and is pressed the second press part, is convenient for promote the second press part rebound through first press part to realize plug connector and jack separation.

The utility model discloses further set up to: the guide assembly comprises two sliding chutes arranged on the opposite inner sides of the first strip-shaped groove and two sliding blocks fixed on two sides of the first pressing piece, and each sliding block is arranged in the sliding chute in a sliding manner along the radial direction of the fixing ring; one side, far away from the water jet scalpel head, of the sliding block is fixedly provided with a second spring, and one end, far away from the sliding block, of the second spring is fixedly connected with one side, far away from the water jet scalpel head, of the sliding groove.

By adopting the technical scheme, when the guide part is contacted with the first pressing part, the second spring is in a compressed state, and the second spring applies elastic force to the guide part towards one side close to the water jet cutter head; after the guide piece is separated from the first pressing piece, the first pressing piece is driven by the second spring to reset towards one side far away from the water jet scalpel head.

The utility model discloses further set up to: the limiting assembly comprises a dovetail groove formed in one side, away from the water jet cutter head, of the second strip-shaped groove and a dovetail block fixed to one side, away from the water jet cutter head, of the limiting plate; the dovetail block is arranged in the dovetail groove in a sliding mode along the vertical direction.

Through adopting above-mentioned technical scheme, the dovetail provides the guide effect for the forked tail piece, reduces the limiting plate and deviates from orbital possibility along vertical removal in-process.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. the water jet scalpel head is fixed by arranging the fixing ring, so that the possibility that the water jet scalpel head influences a cutting surface due to vibration in the cutting process is reduced;

2. through setting up arrestment mechanism, be convenient for realize the separation of plug connector and jack through the guide to realize picture peg and bar slot grafting, and then fix the water jet cutter head through the picture peg.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the central prominence fixing device of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

fig. 4 is an enlarged schematic view of fig. 2 at B.

In the figure: 1. a water jet cutter tube; 11. a motor; 12. a lead screw; 13. a strip-shaped through hole; 14. a double-pipe cylinder; 2. a water jet cutter head; 21. a guide strip; 3. a fixing device; 31. a fixing ring; 32. a fixed part; 33. mounting grooves; 34. inserting plates; 341. a guide shaft; 342. a guide through hole; 35. a first spring; 4. a brake mechanism; 41. a first bar-shaped groove; 42. a first pressing member; 43. a second strip groove; 44. a second pressing member; 45. a limiting plate; 46. a plug-in unit; 47. a jack; 5. a first pressing component; 51. a first inclined plane; 6. a second pressing component; 61. a second inclined plane; 7. a guide assembly; 71. a second spring; 72. a slider; 8. a limiting component; 81. a dovetail groove; 82. a dovetail block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a water jet scalpel head holding structure as shown in figures 1 and 2. The water jet scalpel comprises a water jet scalpel pipe 1, a motor 11 fixed on the inner top surface of the water jet scalpel pipe 1, a lead screw 12 fixedly connected with the output end of the motor 11, and a water jet scalpel head 2 arranged in the water jet scalpel pipe 1 in a sliding mode along the vertical direction, wherein the water jet scalpel head 2 is in threaded connection with the lead screw 12. Two bar through-holes 13 have been seted up to water sword pipe 1 outer peripheral face, and 2 outer peripheral faces of water sword tool bit are fixed with two gib blocks 21, and every gib block 21 sets up in a bar through-hole 13 along vertical sliding. The outer top surface of the water jet scalpel pipe 1 is fixed with a double-pipe cylinder 14, the output end of the double-pipe cylinder 14 is fixed with a fixing ring 31, and the fixing ring 31 is sleeved on the periphery of the water jet scalpel pipe 1. A fixing device 3 for fixing the water jet scalpel head 2 is arranged between the fixing ring 31 and the water jet scalpel head 2. The motor 11 drives the screw rod 12 to rotate, and the screw rod 12 drives the water jet scalpel head 2 to move to a specified position; the double-tube air cylinder 14 is started to drive the fixing ring 31 to move downwards, and the fixing ring 31 fixes the water jet scalpel head 2 through the fixing device 3.

As shown in fig. 3, the fixing device 3 includes two fixing portions 32 symmetrically fixed on the inner peripheral surface of the fixing ring 31, two mounting grooves 33 opened on the opposite inner sides of the two fixing portions 32, two insert plates 34 respectively slidably disposed in the mounting grooves 33 along the radial direction of the fixing ring 31, and two strip-shaped slots opened on the outer peripheral surface of the water jet scalpel head 2. Each board 34 is plugged into a strip slot. The side of the inserting plate 34 far away from the water jet scalpel head 2 is fixedly provided with a first spring 35, and one end of the first spring 35 far away from the inserting plate 34 is fixedly connected with one side of the mounting groove 33 far away from the water jet scalpel head 2. A set of braking mechanisms 4 for preventing the insertion plate 34 from being inserted into the strip-shaped slot are arranged in each fixing part 32. When the brake device limits the insert plate 34, the first spring 35 is in a compressed state, and the first spring 35 applies an elastic force to the insert plate 34 toward the side close to the water jet cutter head 2.

As shown in fig. 3, a guide shaft 341 is fixed on one side of the insert plate 34 away from the water jet scalpel head 2, a guide through hole 342 is formed on one side of the mounting groove 33 away from the water jet scalpel head 2, and the guide shaft 341 is slidably disposed in the guide through hole 342 along the radial direction of the fixing ring 31. The guide through hole 342 provides a guide function for the guide shaft 341, reducing the possibility of the insert plate 34 deviating from the track during the radial movement along the fixed ring 31.

As shown in fig. 2 and 3, the braking mechanism 4 includes a first bar-shaped groove 41 formed at the bottom of the fixing portion 32, a first pressing member 42 slidably disposed in the first bar-shaped groove 41 along the radial direction of the fixing ring 31, a second bar-shaped groove 43 formed at the top of the first bar-shaped groove 41, and a second pressing member 44 slidably disposed in the second bar-shaped groove 43 along the vertical direction. A stopper plate 45 is fixed to the top of the second pressing member 44. The bottom of the limit plate 45 is fixed with a plug connector 46, and the top of the plug board 34 is provided with a jack 47 for plugging the plug connector 46. The bottom surface of the second strip-shaped groove 43 is provided with a connecting through hole communicated with the mounting groove 33, and the plug connector 46 is arranged in the connecting through hole along the vertical sliding direction. A first abutting component 5 for driving the first abutting piece 42 to move towards the side far away from the water jet cutter head 2 is arranged between the guide strip 21 and the first abutting piece 42. A second abutting assembly 6 for driving the second abutting element 44 to move upwards is arranged between the first abutting element 42 and the second abutting element 44. The first bar-shaped groove 41 is provided with a guide assembly 7 for driving the first pressing member 42 to move along the radial direction of the fixed ring 31. And a limiting assembly 8 for driving the second pressing piece 44 to move vertically is arranged in the second strip-shaped groove 43. In the process that the fixing ring 31 moves downwards, the guide strip 21 is in contact with the first pressing part 42, the guide strip 21 drives the first pressing part 42 to move towards the side far away from the water jet cutter head 2 through the first pressing component 5, the first pressing part 42 is pressed by the second pressing component 6 to push the second pressing part 44 to move upwards, and therefore the plug connector 46 is separated from the jack 47, and the plug board 34 is plugged into the strip-shaped slot under the action of the first spring 35. The first pressing component 5 includes two first inclined surfaces 51 respectively opened on the opposite inner sides of the guide bar 21 and the first pressing component 42. The second pressing component 6 includes two second inclined surfaces 61 respectively opened at opposite inner sides of the first pressing piece 42 and the second pressing piece 44.

As shown in fig. 3, the guiding assembly 7 includes two sliding grooves opened on opposite inner sides of the first strip-shaped groove 41 and two sliding blocks 72 fixed on two sides of the first pressing member 42, and each sliding block 72 is slidably arranged in one sliding groove along the radial direction of the fixing ring 31; the sliding grooves provide a guiding function for the sliding blocks 72, and reduce the possibility of the first pressing member 42 deviating from the track during the radial movement along the fixed ring 31. A second spring 71 is fixed on one side of the sliding block 72, which is far away from the water jet scalpel head 2, and one end of the second spring 71, which is far away from the sliding block 72, is fixedly connected with one side of the sliding groove, which is far away from the water jet scalpel head 2. When the guide member contacts the first pressing member 42, the second spring 71 is in a compressed state, and the second spring 71 applies an elastic force to the guide member toward the side close to the water jet cutter head 2.

As shown in fig. 2 and 4, the limiting component 8 includes a dovetail groove 81 formed in one side of the second strip-shaped groove 43 away from the water jet cutter head 2, and a dovetail block 82 fixed to one side of the limiting plate 45 away from the water jet cutter head 2. The dovetail block 82 is slidably disposed in the dovetail groove 81 in the vertical direction. Dovetail 81 provides the guide effect for dovetail block 82, reduces the possibility of limiting plate 45 along deviating from the track in the vertical removal process.

The working principle of the embodiment is as follows:

the motor 11 drives the screw rod 12 to rotate, and the screw rod 12 drives the water jet scalpel head 2 to move to a specified position; the double-tube air cylinder 14 is started to drive the fixing ring 31 to move downwards; in the process that the fixing ring 31 moves downwards, the guide strip 21 is in contact with the first pressing part 42, the guide strip 21 drives the first pressing part 42 to move towards the side far away from the water jet cutter head 2 through the first pressing component 5, the first pressing part 42 is pressed by the second pressing component 6 to push the second pressing part 44 to move upwards, and therefore the plug connector 46 is separated from the jack 47, the plug board 34 is plugged into the strip-shaped slot under the action of the first spring 35, and the water jet cutter head 2 is fixed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a water sword tool bit fixed knot constructs, includes water sword pipe (1), is fixed in motor (11) of top surface in water sword pipe (1), with motor (11) output end fixed connection's lead screw (12) and along vertical sliding set up in water sword tool bit (2) in water sword pipe (1), water sword tool bit (2) and lead screw (12) threaded connection, its characterized in that: two strip-shaped through holes (13) are formed in the outer peripheral surface of the water jet scalpel tube (1), two guide strips (21) are fixed on the outer peripheral surface of the water jet scalpel head (2), and each guide strip (21) is arranged in each strip-shaped through hole (13) in a sliding mode along the vertical direction; a double-tube cylinder (14) is fixed at the top of the water jet cutter tube (1), a fixing ring (31) is fixed at the output end of the double-tube cylinder (14), and the fixing ring (31) is sleeved on the periphery of the water jet cutter tube (1); and a fixing device (3) for fixing the water jet scalpel head (2) is arranged between the fixing ring (31) and the water jet scalpel head (2).

2. The water jet scalpel head mounting structure of claim 1, wherein: the fixing device (3) comprises two fixing parts (32) fixed on the inner peripheral surface of the fixing ring (31), two mounting grooves (33) formed in the opposite inner sides of the two fixing parts (32), two inserting plates (34) arranged in the mounting grooves (33) in a sliding mode along the radial direction of the fixing ring (31) respectively, and two strip-shaped slots formed in the outer peripheral surface of the water knife head (2); each plug board (34) is plugged with a strip-shaped slot; a first spring (35) is fixed on one side, away from the water jet cutter head (2), of the insertion plate (34), and one end, away from the insertion plate (34), of the first spring (35) is fixedly connected with one side, away from the water jet cutter head (2), of the installation groove (33); and a braking mechanism (4) for preventing the insertion plate (34) from being inserted into the strip-shaped slot is arranged in each fixing part (32).

3. The water jet scalpel head mounting structure of claim 2, wherein: the utility model discloses a water jet scalpel head, including picture peg (34), mounting groove (33), water jet scalpel head (2), fixed with guiding axle (341) is kept away from in picture peg (34) one side, guiding hole (342) have been seted up to mounting groove (33) keep away from water jet scalpel head (2) one side, guiding axle (341) are along solid fixed ring (31) radial slide set up in guiding hole (342).

4. The water jet scalpel head mounting structure of claim 2, wherein: the brake mechanism (4) comprises a first strip-shaped groove (41) arranged at the bottom of the fixing part (32), a first pressing piece (42) arranged in the first strip-shaped groove (41) in a sliding manner along the radial direction of the fixing ring (31), a second strip-shaped groove (43) arranged at the top of the first strip-shaped groove (41), and a second pressing piece (44) arranged in the second strip-shaped groove (43) in a sliding manner along the vertical direction; a limiting plate (45) is fixed at the top of the second pressing piece (44); a plug connector (46) is fixed at the bottom of the limiting plate (45), and a jack (47) for being plugged with the plug connector (46) is formed in the top of the plug board (34); a first pressing component (5) for driving the first pressing piece (42) to move towards one side far away from the water jet cutter head (2) is arranged between the guide strip (21) and the first pressing piece (42); a second pressing component (6) for driving the second pressing piece (44) to move upwards is arranged between the first pressing piece (42) and the second pressing piece (44); a guide assembly (7) for driving the first pressing piece (42) to move along the radial direction of the fixing ring (31) is arranged in the first strip-shaped groove (41); and a limiting assembly (8) for driving the second pressing piece (44) to move vertically is arranged in the second strip-shaped groove (43).

5. The water jet scalpel head mounting structure of claim 4, wherein: the first pressing component (5) comprises two first inclined surfaces (51) which are respectively arranged on the opposite inner sides of the guide strip (21) and the first pressing piece (42).

6. The water jet scalpel head mounting structure of claim 4, wherein: the second pressing component (6) comprises two second inclined surfaces (61) which are respectively arranged on the opposite inner sides of the first pressing piece (42) and the second pressing piece (44).

7. The water jet scalpel head mounting structure of claim 4, wherein: the guide assembly (7) comprises two sliding grooves formed in the opposite inner sides of the first strip-shaped groove (41) and two sliding blocks (72) fixed to two sides of the first pressing piece (42), and each sliding block (72) is arranged in each sliding groove in a sliding mode along the radial direction of the fixing ring (31); one side, far away from water sword tool bit (2), of slider (72) is fixed with second spring (71), slider (72) one end is kept away from in second spring (71) and spout keep away from water sword tool bit (2) one side fixed connection.

8. The water jet scalpel head mounting structure of claim 4, wherein: the limiting assembly (8) comprises a dovetail groove (81) formed in one side, away from the water jet cutter head (2), of the second strip-shaped groove (43) and a dovetail block (82) fixed to one side, away from the water jet cutter head (2), of the limiting plate (45); the dovetail block (82) is arranged in the dovetail groove (81) in a sliding mode along the vertical direction.