CN217253733U - Clamp for clamping pipe fitting and laser cutting machine using same - Google Patents

Abstract

The utility model relates to the technical field of clamps and cutting equipment, in particular to a clamp for clamping pipe fittings and a laser cutting machine using the same, wherein the clamp comprises a connecting plate, a pipe clamping assembly and a rotating mechanism, the pipe clamping assembly comprises a connecting component and a pipe clamping component, the connecting component is connected with the connecting plate, and the pipe clamping component is rotatably arranged on the connecting component; the rotating mechanism comprises a driving device and a transmission assembly, the transmission assembly is in transmission connection with the driving device and the pipe clamping component respectively, and the driving device can drive the pipe clamping component to rotate through the transmission assembly. The clamp can be suitable for a bent pipe cutting machine by arranging the rotating mechanism, and the pipe clamping component is driven to rotate by the driving device, so that the laser cutting head can cut two ends of the bent part of the pipe fitting in sequence; the rotating mechanism comprises a transmission assembly, the transmission assembly of a specific structure or the transmission assembly of a specific transmission ratio is set according to requirements, and the clamp can be suitable for clamping large-diameter and small-diameter pipe fittings.

Description

Clamp for clamping pipe fitting and laser cutting machine using same

Technical Field

The utility model relates to an anchor clamps and cutting equipment technical field specifically are an anchor clamps and use its laser cutting machine for clamping pipe fitting.

Background

The pipe processing factory usually involves the processes such as pipe cutting and plane cutting of straight pipe and elbow, and there are corresponding apparatuses in the prior art to process the straight pipe and elbow respectively, however, the existing apparatuses usually can only process the elbow or the straight pipe alone, and two machines are required to be configured to process the straight pipe and elbow, which results in high purchase cost and large occupied space. Still some machines satisfy the processing of straight tube and return bend through setting up anchor clamps, but the rotation of this kind of anchor clamps only adopts comparatively simple drive mode, can not be applicable to the pipe fitting that the diameter is less, therefore application scope is narrower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anchor clamps and use its laser cutting machine for clamping pipe fitting aims at solving among the prior art anchor clamps and can't be applicable to the less pipe fitting of diameter, the narrower technical problem of application range.

In order to achieve the above object, the present invention provides a clamp for clamping pipe fittings, comprising a connecting plate, a pipe clamping assembly and a rotating mechanism, wherein the pipe clamping assembly comprises a connecting member and a pipe clamping member, the connecting member is connected with the connecting plate, and the pipe clamping member is rotatably mounted on the connecting member; the rotating mechanism comprises a driving device and a transmission assembly, the transmission assembly is in transmission connection with the driving device and the pipe clamping component respectively, and the driving device can drive the pipe clamping component to rotate through the transmission assembly.

Preferably, the transmission assembly comprises a driving gear and a driven gear, the driving gear is mounted at the output end of the driving device, and the driven gear is connected with the pipe clamping component and meshed with the driving gear. The transmission between the driving device and the pipe clamping component is more accurate, and the pipe clamping component has the advantages of higher effect, compact structure, reliable work and long service life.

Preferably, the gear box further comprises a protective cover, and the protective cover covers the driving gear and the driven gear. Avoid the sweeps (like the sweeps that produces when the pipe fitting cutting) to fall on driving gear and driven gear, influence the transmission, shorten life.

Preferably, the induction switch is arranged on the connecting component, the induction sheet is connected with the end face of the driving gear, and the driving gear can rotate to a position right above the induction switch. The rotation angle of the pipe clamping component can be accurately controlled through the transmission ratio of the driving device and the transmission assembly, and the rotation angle of the pipe clamping component can be further detected through the induction switch and the induction sheet.

Preferably, the connecting member includes an upper connecting piece and a lower connecting piece, the pipe clamping member includes an upper pipe clamping piece and a lower pipe clamping piece, the upper connecting piece and the lower connecting piece are both installed on the connecting plate, the upper pipe clamping piece is rotatably installed on the upper connecting piece, and the lower pipe clamping piece is installed on the lower connecting piece and located right above the upper pipe clamping piece. The structure of connecting elements and double-layered pipe member so sets up, can set up according to the demand is nimble in the actual process, is applicable to the pipe fitting of various shapes, and makes things convenient for the clamping pipe fitting.

Preferably, still include the mechanism that opens and shuts, the mechanism that opens and shuts includes lift cylinder and mount pad, the lift cylinder is installed on the connecting plate, and the flexible direction of output with go up press from both sides the pipe fitting with the direction that presss from both sides the pipe fitting down and be close to each other or keep away from is the same, the mount pad with the output of lift cylinder is connected, it installs to go up the connecting piece on the mount pad. The pipe fitting clamping device has the advantages that the pipe fitting can be conveniently controlled to be clamped and dismounted, the pipe fitting can be firmly clamped by the pipe clamping component in the rotating and cutting processes, and the pipe fitting is prevented from loosening and falling off.

Preferably, still include lift complementary unit, lift complementary unit includes slide rail and slider, the slide rail is installed on the connecting plate, and length direction with the flexible direction of lift cylinder's output is the same, the slider slidable install on the slide rail, the mount pad is installed on the slider. The ascending or descending of the upper clamping pipe fitting is smoother, and the movement of the mounting seat, the upper connecting piece and the upper clamping pipe fitting can be guided and limited, so that the mounting seat, the upper connecting piece and the upper clamping pipe fitting can only move along the length direction of the sliding rail, and the clamping precision of the pipe clamping component is ensured.

Preferably, the pipe fitting clamping device further comprises a locking assembly, and when the upper pipe fitting clamping device is in a non-rotating state, the locking assembly can lock and limit the rotation of the upper pipe fitting clamping device. The phenomenon that the pipe clamping component clamps the pipe fitting insecurely due to the fact that the upper pipe clamping component rotates is avoided; the pipe fitting can not deviate in the machining process, and the machining precision is guaranteed.

Preferably, the locking assembly comprises a locking cylinder, a locking member and an O-shaped ring, the locking cylinder is mounted on the upper connecting member, the O-shaped ring is sleeved on the upper clamping pipe fitting, the locking member is mounted at the output end of the locking cylinder and provided with a locking groove with an opening facing the O-shaped ring; and in a locking state, the O-shaped ring and the upper clamping pipe fitting are clamped in the locking groove. The structure of the locking assembly is arranged, so that intelligent control can be conveniently realized, and the locking effect can be ensured.

On the other hand, the utility model also provides a laser cutting machine, including foretell anchor clamps.

The utility model relates to a laser cutting machine that is used for anchor clamps of clamping pipe fitting and uses it has following beneficial effect at least: the clamp can be suitable for the elbow cutting machine by arranging the rotating mechanism, the pipe clamping component can clamp the bending position of the pipe fitting, and the driving device is utilized to drive the pipe clamping component to rotate, so that the laser cutting head can cut two ends of the bending position of the pipe fitting successively; the rotating mechanism comprises a transmission assembly, the transmission assembly of a specific structure can be arranged as required, or the transmission assembly of a specific transmission ratio can be arranged as required, so that the clamp can be suitable for clamping large-diameter and small-diameter pipe fittings, and the diameter of the pipe fittings which can be clamped can be as low as 15 mm.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

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

FIG. 2 is a schematic side view of the clamp with the cover and shield removed;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

FIG. 4 is a front view of the clamp with the cover and shield removed;

FIG. 5 is a schematic view of the assembly structure of the locking member and the upper clamping pipe of the present invention;

FIG. 6 is a schematic view of the locking member of the present invention;

fig. 7 is a schematic view of an assembly structure of the connecting plate, the opening and closing mechanism and the lifting auxiliary mechanism of the present invention;

fig. 8 is a schematic view of an assembly structure of the pipe clamping assembly and the rotating mechanism according to the present invention.

In the drawings: 1-connecting plate, 2-pipe clamping assembly, 21-connecting member, 211-upper connecting member, 212-lower connecting member, 22-pipe clamping member, 221-upper pipe clamping member, 222-lower pipe clamping member, 3-rotating mechanism, 31-driving device, 32-transmission assembly, 321-driving gear, 322-driven gear, 4-inductive switch, 5-inductive sheet, 6-opening and closing mechanism, 61-lifting cylinder, 62-mounting seat, 7-lifting auxiliary mechanism, 71-sliding rail, 72-sliding block, 8-locking assembly, 81-locking cylinder, 82-locking member, 821-locking groove, 83-O-shaped ring, 9-cover and 10-protective cover.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 8, a clamp for clamping a pipe fitting comprises a connecting plate 1, a pipe clamping assembly 2 and a rotating mechanism 3, wherein the pipe clamping assembly 2 comprises a connecting member 21 and a pipe clamping member 22, the connecting member 21 is connected with the connecting plate 1, and the pipe clamping member 22 is rotatably mounted on the connecting member 21; the rotating mechanism 3 comprises a driving device 31 and a transmission assembly 32, the transmission assembly 32 is in transmission connection with the driving device 31 and the pipe clamping member 22, and the driving device 31 can drive the pipe clamping member 22 to rotate through the transmission assembly 32.

Connecting plate 1 is used for installing anchor clamps on laser cutting machine, presss from both sides pipe assembly 2 and is used for pressing from both sides tight pipe fitting, and slewing mechanism 3 is used for ordering about to press from both sides pipe assembly 2 rotatory, and then drives the pipe fitting rotation. For example, when the pipe clamping assembly 2 clamps the bent pipe, the pipe is fixed firstly, then the machining head of the laser cutting machine cuts the pipe, the rotating mechanism 3 rotates the pipe after the cutting is completed, and then the machining head of the laser cutting machine cuts the other end of the bent pipe. Specifically, the connecting member 21 is connected with the connecting plate 1, the connecting member 21 is fixed through the connecting plate 1, and the pipe clamping member 22 is rotatably mounted on the connecting member 21; the driving device 31 is in transmission connection with the pipe clamping component 22 through a transmission assembly 32, the driving device 31 can be specifically a servo motor, the transmission assembly 32 can be directly connected with the output end of the servo motor, or the horizontal rotation output of the servo motor is converted into vertical rotation through a worm gear reducer. The clamp can be suitable for a bent pipe cutting machine by arranging the rotating mechanism 3, the pipe clamping component 22 can clamp the bending position of the pipe fitting, and the driving device 31 is utilized to drive the pipe clamping component 22 to rotate, so that the laser cutting head can cut two ends of the bending part of the pipe fitting in sequence; the rotating mechanism 3 comprises a transmission assembly 32, the transmission assembly 32 with a specific structure can be arranged as required, or the transmission assembly 32 with a specific transmission ratio can be arranged as required, so that the clamp can be suitable for clamping large-diameter and small-diameter pipe fittings, and the diameter of the pipe fittings which can be clamped can be as low as 15 mm.

Further, as shown in fig. 2 and 8, the transmission assembly 32 includes a driving gear 321 and a driven gear 322, the driving gear 321 is mounted at the output end of the driving device 31, and the driven gear 322 is connected to the tube clamping member 22 and is engaged with the driving gear 321.

The transmission assembly 32 of this embodiment includes driving gear 321 and driven gear 322, and driving gear 321 and driven gear 322 mesh, and drive arrangement 31 drive driving gear 321 is rotatory, and driving gear 321 drives driven gear 322 rotatory, and driven gear 322 is rotatory and then drive the rotation of double-layered pipe fitting component 22, finally realizes the rotation of pipe fitting. Specifically, the transmission ratio of the driving gear 321 and the driven gear 322 is 1:3, that is, the driving gear 321 rotates 30 degrees and the driven gear 322 rotates 90 degrees. The transmission assembly 32 is formed by meshing the driving gear 321 and the driven gear 322, so that the transmission between the driving device 31 and the pipe clamping component 22 is more accurate, the effect is higher, the structure is compact, the operation is reliable, and the service life is long; the gear transmission can also conveniently change the speed ratio and the movement direction, the use is more flexible, the speed ratio range is large, and the transmission power is large.

Further, as shown in fig. 1, the gear box further includes a shield 10, and the shield 10 is covered on the driving gear 321 and the driven gear 322.

Specifically, the driving gear 321 and the driven gear 322 are rotatably mounted on the lower connector 212, the shield 10 is also mounted on the lower connector 212, and the driving gear 321 and the driven gear 322 are both located inside the shield 10. The driving gear 321 and the driven gear 322 can be hidden and prevented from being exposed through the protective cover 10, so that the situation that scraps (such as scraps generated during pipe cutting) fall on the driving gear 321 and the driven gear 322 to influence transmission and shorten the service life can be avoided, and the situation that the driving gear 321 and the driven gear 322 hurt workers during working can also be avoided.

Further, as shown in fig. 2 and 3, the portable electronic device further includes an inductive switch 4 and an inductive sheet 5, the inductive switch 4 is disposed on the connecting member 21, the inductive sheet 5 is connected to an end surface of the driving gear 321, and the driving gear 321 can rotate the inductive sheet 5 to a position right above the inductive switch 4.

The inductive switch 4 can sense the inductive sheet 5 to further determine the rotation angle of the driving gear 321, and then calculate the rotation angle of the driven gear 322 (i.e. the rotation angle of the pipe) through the transmission ratio of the driving gear 321 and the driven gear 322; the sensing piece 5 is disposed on the end surface of the driving gear 321, and because there is a transmission ratio between the driving gear 321 and the driven gear 322, the driving gear 321 generally does not need to complete 360 degrees of rotation in the actual operation process, so the sensing piece 5 on the driving gear 321 does not interfere with the driven gear 322 and the pipe clamping member 22. The rotation angle of the pipe clamping member 22 can be accurately controlled by the transmission ratio of the driving device 31 and the transmission assembly 32, and the rotation angle of the pipe clamping member 22 can be further detected by the inductive switch 4 and the inductive sheet 5.

Further, as shown in fig. 2, 4 and 8, the connecting member 21 includes an upper connecting member 211 and a lower connecting member 212, the pipe clamping member 22 includes an upper pipe clamping member 221 and a lower pipe clamping member 222, the upper connecting member 211 and the lower connecting member 212 are both mounted on the connecting plate 1, the upper pipe clamping member 221 is rotatably mounted on the upper connecting member 211, and the lower pipe clamping member 222 is mounted on the lower connecting member 212 and is located right above the upper pipe clamping member 221.

The upper and lower clamp pipes 221 and 222 cooperate to clamp the pipes, the upper connector 211 is used to mount the upper clamp pipe 221, and the lower connector 212 is used to mount the lower clamp pipe 222. Specifically, the driving gear 321 and the driven gear 322 are rotatably mounted on the lower connecting member 212, the driving device 31 is located right below the lower connecting member 212, and the inductive switch 4 is disposed on the lower connecting member 212; when the pipe clamping member 22 clamps the pipe, the driven gear 322 rotates to rotate the pipe, the upper pipe clamping member 221, and the lower pipe clamping member 222 in synchronization. The specific structure of the upper pipe clamping part 221 and the lower pipe clamping part 222 can be determined according to the shape of the pipe to be clamped actually, for example, when the pipe is a pipe bent at 90 degrees, the cavity of the upper pipe clamping part 221 and the cavity of the lower pipe clamping part 222 for clamping the pipe are cavities at 90 degrees; of course, the upper and lower clamp pipes 221 and 222 can clamp other shapes of pipes (such as S-pipe, t-pipe, etc.) by changing the specific shape, and the driving device 31 can control the pipe clamping assembly 2 to rotate a specific angle according to the specific shape of the pipe and the position to be cut. The connecting member 21 and the pipe clamping member 22 are arranged in such a way, can be flexibly arranged according to requirements in the actual process, are suitable for pipe fittings in various shapes, and are convenient for clamping the pipe fittings.

Further, as shown in fig. 2, 4 and 7, the pipe clamp further includes an opening and closing mechanism 6, the opening and closing mechanism 6 includes a lifting cylinder 61 and a mounting seat 62, the lifting cylinder 61 is mounted on the connecting plate 1, and the extending and retracting direction of the output end is the same as the direction in which the upper pipe clamping piece 221 and the lower pipe clamping piece 222 approach to or separate from each other, the mounting seat 62 is connected with the output end of the lifting cylinder 61, and the upper connecting piece 211 is mounted on the mounting seat 62.

The opening and closing mechanism 6 is used to open and close the pipe clamping member 22, and in particular to control the upper pipe clamping part 221 to ascend or descend so as to be far away from or close to the lower pipe clamping part 222, thereby loosening or clamping the pipe. Specifically, grooves for accommodating the pipe fittings are formed in the lower end face of the upper clamping pipe fitting 221 and the lower end face of the lower clamping pipe fitting 222, and the grooves of the upper clamping pipe fitting and the lower clamping pipe fitting cooperate to form a cavity for accommodating and clamping the pipe fittings. The output end of the lifting cylinder 61 extends to drive the mounting seat 62, the upper connecting piece 211 and the upper pipe clamping piece 221 to ascend, and at the moment, the pipe to be clamped can be placed in the groove in the upper end face of the lower pipe clamping piece 222; then the output end of the elevating cylinder 61 is contracted, the mounting seat 62, the upper connecting member 211 and the upper clamping pipe 221 are descended, and the upper clamping pipe 221 and the lower clamping pipe 222 are combined together to clamp the pipe. It should be noted that in other embodiments, by changing the orientation of the lifting cylinder 61, the lower clamping tube 222 is lowered while the output end of the lifting cylinder 61 is extended; or the lifting cylinder 61 controls the lower connecting piece 212 and the lower clamping pipe piece 222 to ascend or descend. The design of the opening and closing mechanism 6 can conveniently control the clamping and the dismounting of the pipe fittings, and can ensure that the pipe fitting clamping component 22 can firmly clamp the pipe fittings in the rotating and cutting processes of the pipe fittings, thereby avoiding the loosening and the falling of the pipe fittings.

Further, as shown in fig. 2, 4 and 7, the lifting assisting device 7 further includes a lifting assisting mechanism 7, the lifting assisting mechanism 7 includes a slide rail 71 and a slider 72, the slide rail 71 is mounted on the connecting plate 1, and the length direction of the slide rail is the same as the extension direction of the output end of the lifting cylinder 61, the slider 72 is slidably mounted on the slide rail 71, and the mounting seat 62 is mounted on the slider 72.

The elevation assisting mechanism 7 is used to assist the elevation or the descent of the mount 62, the upper connecting member 211, and the upper clamping pipe 221. Specifically, two slide rails 71 arranged in parallel are mounted on the connecting plate 1, a slider 72 is slidably disposed on each slide rail 71, and the mounting base 62 is connected with the slider 72; the mounting seat 62 ascends and descends to drive the sliding block 72 to synchronously slide on the sliding rail 71. The lifting auxiliary mechanism 7 is arranged, so that the upper pipe clamping piece 221 can ascend or descend more smoothly, the movement of the mounting seat 62, the upper connecting piece 211 and the upper pipe clamping piece 221 can be guided and limited, the three pieces of pipe clamping piece can only move along the length direction of the sliding rail 71, and the clamping precision of the pipe clamping component 22 is guaranteed.

Further, as shown in fig. 1, 4 and 5, a locking assembly 8 is further included, and when the upper pipe clamping member 221 is in a non-rotating state, the locking assembly 8 can lock and limit the rotation of the upper pipe clamping member 221.

A locking assembly 8 is provided to lock the upper clamping pipe 221 such that the upper clamping pipe 221 cannot rotate. When the upper pipe clamping part 221 ascends or descends, the locking assembly 8 locks the upper pipe clamping part 221 to enable the upper pipe clamping part 221 not to rotate, so that the accuracy of the upper pipe clamping part 221 can be guaranteed when the upper pipe clamping part 221 is matched with the lower pipe clamping part 222, and the phenomenon that the pipe clamping component 22 clamps the pipe unstably due to the fact that the upper pipe clamping part 221 rotates is avoided; when the laser cutting head is cutting the pipe fitting, the pipe fitting clamping component 22 needs to clamp the pipe fitting and prevent the pipe fitting from rotating, at the moment, the locking component 8 locks the upper pipe fitting clamping component 221, and then the pipe fitting clamping component 22 cannot rotate, so that the pipe fitting is prevented from deviating and the machining precision is guaranteed in the machining process.

Further, as shown in fig. 1 and fig. 4 to fig. 6, the locking assembly 8 includes a locking cylinder 81, a locking member 82 and an O-ring 83, the locking cylinder 81 is installed on the upper connecting member 211, the O-ring 83 is sleeved on the upper pipe clamping member 221, the locking member 82 is installed at an output end of the locking cylinder 81 and is provided with a locking groove 821 with an opening facing the O-ring 83; in the locked state, the O-ring 83 and the upper pipe clamping member 221 are engaged with the locking groove 821.

Specifically, the locking cylinder 81 is mounted on the upper connecting member 211 with the output end facing the upper clamping pipe 221; the locking piece 82 is of a plate-shaped structure similar to an L shape, one side of the locking piece is connected with the output end of the locking cylinder 81, the other side of the locking piece is provided with a locking groove 821, the locking groove 821 is a C-shaped groove with an opening facing the O-shaped ring 83, and the width of the locking groove 821 is larger than the diameter of the O-shaped ring 83; the O-ring 83 is sleeved on the upper clamp pipe 221. When the upper pipe clamping member 221 does not need to be rotated, the output end of the locking cylinder 81 is extended, the locking member 82 is close to the O-ring 83 and the upper pipe clamping member 221, the O-ring 83 and the portion of the upper pipe clamping member 221 sleeved by the O-ring 83 are located in the locking groove 821, and the side wall of the locking groove 821 abuts against the O-ring 83, thereby locking the O-ring 83 and the upper pipe clamping member 221. The structure of the locking assembly 8 is set up in such a way, so that intelligent control can be conveniently realized, and the locking effect can be ensured. Of course, in other embodiments, other structures for limiting the rotation of the upper clamping tube 221 are adopted in the present embodiment of the claimed locking assembly 8. In other embodiments, the lock cylinder 81 and the lift cylinder 61 may be replaced with oil cylinders or the like.

Further, as shown in fig. 1, the clamping device further includes a bearing and a cover 9, the upper end of the upper clamping pipe 221 is rotatably mounted on the upper connecting member 211 through the bearing, and the cover 9 is mounted on the upper connecting member 211 and covers the bearing.

The upper clamping pipe 221 is rotatably mounted on the upper connecting member 211, specifically, a bearing (not shown in the figure) is mounted on the upper connecting member 211, the upper end of the upper clamping pipe 221 is connected with an inner ring of the bearing, and the inner ring of the bearing rotates relative to the outer ring, so that the rotation of the upper clamping pipe 221 relative to the upper connecting member 211 can be realized. A cover 9 is also mounted on the upper connector 211, and the bearing is located inside the cover 9. Through setting up the bearing, can realize going up to press from both sides pipe fitting 221 and can be to rotating to last connecting piece 211, and cover 9 can play the guard action to the bearing, go up connecting piece 211 and the junction of pressing from both sides pipe fitting 221, avoids the sweeps (like the sweeps that produces when the pipe fitting cutting) to fall on the bearing, and the rotation of pressing from both sides pipe fitting 221 in the influence shortens the life of bearing.

In another aspect, a laser cutting machine comprises the clamp. This laser cutting machine is used for cutting process to the pipe fitting of anchor clamps clamping, uses above-mentioned anchor clamps, has had the above-mentioned beneficial effect about anchor clamps concurrently, and it is not repeated here to omit one.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. The utility model provides a anchor clamps for clamping pipe fitting which characterized in that: the pipe clamping device comprises a connecting plate (1), a pipe clamping assembly (2) and a rotating mechanism (3), wherein the pipe clamping assembly (2) comprises a connecting member (21) and a pipe clamping member (22), the connecting member (21) is connected with the connecting plate (1), and the pipe clamping member (22) is rotatably arranged on the connecting member (21); the rotating mechanism (3) comprises a driving device (31) and a transmission assembly (32), the transmission assembly (32) is in transmission connection with the driving device (31) and the pipe clamping component (22), and the driving device (31) can drive the pipe clamping component (22) to rotate through the transmission assembly (32).

2. The clamp for clamping the pipe fitting according to claim 1, wherein: the transmission assembly (32) comprises a driving gear (321) and a driven gear (322), the driving gear (321) is installed at the output end of the driving device (31), and the driven gear (322) is connected with the pipe clamping component (22) and meshed with the driving gear (321).

3. A clamp for clamping a pipe as claimed in claim 2, wherein: the protective cover (10) is arranged on the driving gear (321) and the driven gear (322) in a covering mode.

4. A clamp for clamping a pipe as claimed in claim 2, wherein: still include inductive switch (4) and response piece (5), inductive switch (4) set up on connecting elements (21), response piece (5) with the terminal surface of driving gear (321) is connected, driving gear (321) can make when rotatory response piece (5) rotate to directly over inductive switch (4).

5. The clamp for clamping the pipe fitting according to claim 1, wherein: connecting elements (21) include connecting piece (211) and lower connecting piece (212), press from both sides pipe fitting (22) including last pipe fitting (221) and lower pipe fitting (222), go up connecting piece (211) and lower connecting piece (212) are all installed on connecting plate (1), it rotationally installs to press from both sides pipe fitting (221) on last connecting piece (211), lower pipe fitting (222) are installed on lower connecting piece (212), and be located directly over last pipe fitting (221).

6. A clamp for clamping a pipe according to claim 5, wherein: still include mechanism (6) that opens and shuts, mechanism (6) that opens and shuts includes lift cylinder (61) and mount pad (62), install lift cylinder (61) on connecting plate (1) and the flexible direction of output with on press from both sides pipe fitting (221) with the direction that presss from both sides pipe fitting (222) down and be close to each other or keep away from is the same, mount pad (62) with the output of lift cylinder (61) is connected, it installs to go up connecting piece (211) on mount pad (62).

7. The clamp for clamping the pipe fitting as claimed in claim 6, wherein: still include lift complementary unit (7), lift complementary unit (7) include slide rail (71) and slider (72), slide rail (71) are installed on connecting plate (1) and length direction with the flexible direction of the output of lift cylinder (61) is the same, slider (72) slidable install on slide rail (71), mount pad (62) are installed on slider (72).

8. A clamp for clamping a pipe according to claim 5, wherein: the pipe clamping device further comprises a locking assembly (8), and when the upper clamping pipe (221) is in a non-rotating state, the locking assembly (8) can lock and limit the upper clamping pipe (221) to rotate.

9. The clamp for clamping a pipe fitting according to claim 8, wherein: the locking assembly (8) comprises a locking cylinder (81), a locking part (82) and an O-shaped ring (83), the locking cylinder (81) is installed on the upper connecting piece (211), the O-shaped ring (83) is sleeved on the upper clamping pipe fitting (221), the locking part (82) is installed at the output end of the locking cylinder (81) and is provided with a locking groove (821) with an opening facing the O-shaped ring (83); in a locked state, the O-shaped ring (83) and the upper clamping pipe fitting (221) are clamped in the locking groove (821).

10. A laser cutting machine is characterized in that: comprising a clamp according to any one of claims 1 to 9.

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