CN217726772U

CN217726772U - Pipe grooving machine

Info

Publication number: CN217726772U
Application number: CN202221532488.9U
Authority: CN
Inventors: 任少琳; 王康妹; 黎灿良
Original assignee: Foshan Hongshan Hardware Products Co ltd
Current assignee: Foshan Hongshan Hardware Products Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-11-04
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a tubular product rolling machine aims at can carrying out the indent from the many tubular products in a plurality of position, need not the manual work and rotates, improves machining efficiency, its technical scheme: a pipe notching machine comprises a rack, wherein a positioning block is arranged on the rack, a positioning hole for a pipe to pass through is formed in the positioning block, the diameter of the positioning hole is matched with that of the pipe, the axis of the positioning hole is horizontally arranged, a plurality of guide holes communicated with the positioning hole are formed in the positioning block along the circumferential direction of the positioning hole, a male die is arranged in each guide hole, and the male die is driven by a first driving module to notch the pipe in the positioning hole; still be equipped with the conveyor who is used for carrying tubular product to the locating hole in the frame belongs to tubular product processing technology field.

Description

Pipe grooving machine

Technical Field

The utility model belongs to the technical field of tubular product processing, more specifically, relate to a tubular product groove cutting machine.

Background

After the pipe is formed, it is sometimes necessary to indent the surface of the pipe so that the surface of the pipe has grooves.

In actual processing, the grooves are generally formed by punching the pipes by using the male dies, the grooves needing to be processed on the surfaces of the pipes are more, the grooves are not on the same straight line, and in order to adjust the direction, the pipes need to be manually rotated to enable the male dies to punch the pipes at different positions;

however, the rotation angle cannot be controlled accurately by means of manual rotation, the formed groove is not in line with the product requirement easily, and the efficiency of a manual rotation mode is extremely low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a tubular product indent machine aims at can carrying out the indent from the many tubular products in a plurality of positions, need not the manual work and rotates, improves machining efficiency.

According to the first aspect of the utility model, a pipe grooving machine is provided, which comprises a frame, a locating block is arranged on the frame, a locating hole for a pipe to pass through is arranged on the locating block, the diameter of the locating hole is adapted to the diameter of the pipe, the axis of the locating hole is horizontally arranged, a plurality of guide holes communicated with the locating hole are arranged on the locating block along the circumferential direction of the locating hole, a male die is arranged in each guide hole, and the male die is driven by a first driving module to groove the pipe in the locating hole; the rack is also provided with a conveying device for conveying the pipe into the positioning hole.

In the pipe notching press, the number of the guide holes is 4, and the guide holes are arranged in four directions, namely, the upper direction, the lower direction, the left direction and the right direction of the positioning hole.

In the pipe notching machine, the conveying device comprises a chuck, a second driving module for driving the chuck to open and close, and a third driving module for driving the chuck to move in a reciprocating manner, wherein the second driving module and the third driving module are matched with intermittent movable pipes.

In the pipe grooving machine, the chuck comprises a hollow shaft core, at least two clamping pieces are arranged at one end of the hollow shaft core close to the positioning block, the clamping pieces are connected with the hollow shaft core through a connecting block, the connecting block is movably connected with the hollow shaft core, one surface of the connecting block, which is far away from the axis of the hollow shaft core, is an inclined surface, a shell is sleeved on the outer wall of the hollow shaft core, and the shell can move along the axial direction of the hollow shaft core under the driving of the second driving module;

when the shell moves along the direction close to the positioning block, the shell can touch the inclined plane to press the connecting block, so that the clamping piece moves along the direction close to the axis of the hollow shaft core and is pressed on the outer wall of the pipe.

In the pipe grooving machine, one end of the connecting block, which is close to the hollow shaft core, is hinged with the hollow shaft core, one end of the connecting block, which is far away from the hollow shaft core, is fixedly connected with the clamping piece, and a spring is also arranged between the connecting block and the hollow shaft core; when the connecting block receives the oppression, can compression spring lets the clamping piece compress tightly on tubular product, when the connecting block relieved the oppression, the spring resets, makes clamping piece and tubular product separation.

In the pipe notching machine, the hollow shaft core can rotate under the driving of the fourth driving module.

In the pipe grooving machine, the third driving module comprises a screw rod arranged on the frame, a first motor driving the screw rod to rotate, and a sliding block matched with the screw rod, the frame is connected with a base plate in a sliding mode, the sliding block is fixedly connected with the base plate, and the hollow shaft core is arranged on the base plate.

In the pipe grooving machine, the hollow shaft core is rotatably connected to the substrate, the fourth driving module comprises a second motor, a first gear arranged at the output end of the second motor and a second gear arranged on the outer wall of the hollow shaft core, and the first gear and the second gear are connected through a synchronous belt.

In the pipe notching machine, the output end of the positioning block is provided with a support frame, and a plurality of V-shaped rollers are arranged on the support frame at intervals along the conveying direction of the pipe.

The utility model discloses a technical scheme has following advantage or one of beneficial effect at least among the above-mentioned technical scheme:

the utility model discloses a set up the locating hole on the locating piece and place tubular product to set up a plurality of guiding holes on the locating piece, and then let a plurality of terrace dies arrange around locating hole circumference, can carry out the indent to the tubular product in the locating hole from a plurality of positions, form the recess on the different positions of tubular product, no longer need the manual work to rotate tubular product, improved machining efficiency.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;

fig. 2 is another schematic structural diagram of embodiment 1 of the present invention;

fig. 3 is a schematic structural view of a conveying device according to embodiment 1 of the present invention;

fig. 4 is a structural sectional view of a conveying device according to embodiment 1 of the present invention;

fig. 5 is a schematic structural view of embodiment 1 of the present invention with the rack and the conveying device removed;

fig. 6 is a schematic structural view of a positioning block and a punch according to embodiment 1 of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments or examples for implementing different aspects of the invention.

Example 1

Referring to fig. 1 to 6, in an embodiment of the present invention, a pipe notching machine includes a frame 1, wherein a positioning block 2 is disposed on the frame 1, a positioning hole 21 for a pipe to pass through is disposed on the positioning block 2, a diameter of the positioning hole 21 is adapted to a diameter of the pipe, an axis of the positioning hole 21 is horizontally arranged, a plurality of guiding holes 22 communicated with the positioning hole 21 are disposed on the positioning block 2 along a circumferential direction of the positioning hole 21, a male die 3 is disposed in the guiding holes 22, and the male die 3 notches the pipe in the positioning hole 21 under the driving of a first driving module 4; the machine frame 1 is also provided with a conveying device 5 for conveying the pipe into the positioning hole 21;

during the use, conveyor 5 can carry tubular product to the locating hole 21 in, then starts the first drive module 4 of terrace die 3 in the corresponding position according to actual demand, lets terrace die 3 stretch to carry out the indent to tubular product in the locating hole 21, can start several first drive modules 4 even together, carries out the indent to tubular product in a plurality of positions simultaneously, forms the recess on the different positions of tubular product, very saves trouble, need not the manual work and rotates tubular product, has improved machining efficiency.

In a specific embodiment, the number of the guide holes 22 is 4, which are arranged in four directions, namely, up, down, left and right directions of the positioning hole 21, and the corresponding 4 punches 3 are arranged, so that the outer wall of the pipe can be grooved from four directions.

Specifically, the positioning block 2 is arranged on a bottom plate, two side plates are arranged on the bottom plate, a top plate is arranged in front of the two side plates, the bottom plate, the side plates and the top plate are matched to surround the positioning block 2, the bottom plate, the side plates and the top plate are respectively provided with a slidable guide post, and each male die 3 is arranged on the corresponding guide post, so that the movement is more stable;

the first driving module 4 can be a cylinder, a hydraulic cylinder or an electric cylinder; preferably, the first driving module 4 is a hydraulic cylinder, and the output end of the hydraulic cylinder is connected with the male die 3.

In this embodiment, the conveying device 5 includes a chuck 51, a second driving module 52 for driving the chuck 51 to open and close, and a third driving module 53 for driving the chuck 51 to reciprocate, where the second driving module 52 and the third driving module 53 cooperate with intermittently moving the tube;

when the pipe pressing machine operates, the second driving module 52 acts first to enable the chuck 51 to clamp a pipe, then the third driving module 53 acts to drive the chuck 51 to be close to the positioning block 2 to convey the pipe into the positioning hole 21, when the punch 3 presses the pipe in the positioning hole 21, the pipe is fixed by the punch 3 at this time, the second driving module 52 acts to enable the chuck 51 to loosen the pipe, then the third driving module 53 acts to drive the chuck 51 to be far away from the positioning block 2 and return to the initial position, because the chuck 51 is in a state of loosening the pipe, the pipe cannot retract along with the chuck 51, the groove pressing is completed, the punch 3 leaves the pipe, and the second driving module 52 and the third driving module 53 act sequentially to continuously and intermittently convey the pipe into the positioning hole 21.

Specifically, the chuck 51 includes a hollow shaft core 511, one end of the hollow shaft core 511 close to the positioning block 2 is provided with at least two clamping pieces 512, the clamping pieces 512 are connected with the hollow shaft core 511 through a connecting block 513, the connecting block 513 is movably connected with the hollow shaft core 511, one surface of the connecting block, which is far away from the axis of the hollow shaft core 511, is an inclined surface, an outer shell 514 is sleeved on the outer wall of the hollow shaft core 511, and the outer shell 514 can move along the axial direction of the hollow shaft core 511 under the driving of the second driving module 52;

when the housing 514 moves in the direction close to the positioning block 2, the housing 514 touches the inclined surface to press the connecting block 513, so that the clamping pieces 512 move in the direction close to the axis of the hollow shaft core 511 to press the outer wall of the pipe, and the pipe is clamped by the mutual cooperation between the clamping pieces 512.

In this embodiment, one end of the connecting block 513 close to the hollow shaft core 511 is hinged to the hollow shaft core 511, one end of the connecting block 513 far from the hollow shaft core 511 is fixedly connected to the clamping piece 512, and a spring 515 is further arranged between the connecting block 513 and the hollow shaft core 511; when the shell 514 moves in the direction close to the positioning block 2, the shell 514 touches the inclined surface of the connecting block 513, so as to press the connecting block 513, at this time, the spring 515 is compressed, and meanwhile, the clamping piece 512 is pressed on the pipe, when the shell 514 moves in the direction far away from the positioning block 2, the shell 514 does not contact the inclined surface any more, the connecting block 513 can be relieved from pressing, and the spring 515 resets, so that the clamping piece 512 is separated from the pipe.

Preferably, the surface of the housing 514 contacting the inclined surface is an annular sloping surface, and the end of the annular sloping surface close to the positioning block 2 is a larger end, so that when the housing 514 moves in the direction close to the positioning block 2, the connecting block 513 is conveniently pressed.

Preferably, the number of the clamping pieces 512 is 3, and the clamping pieces are uniformly distributed around the hollow shaft core 511 in the circumferential direction, so that the clamping of the pipe is more stable; more preferably, the clip 512 is arc-shaped and can fit the outer wall of the pipe.

In practical use, the press grooves in the upper, lower, left and right directions may not meet the requirement, and sometimes the included angle between the two grooves is not 90 degrees, so in this embodiment, the hollow shaft core 511 is driven by the fourth driving module 6 to rotate, and then the pipe can be clamped to rotate together.

In this embodiment, the third driving module 53 includes a screw 531 disposed on the frame 1, a first motor 532 for driving the screw 531 to rotate, and a slider engaged with the screw 531, a substrate 533 is slidably connected to the frame 1, the slider is fixedly connected to the substrate 533, and the hollow shaft core 511 is disposed on the substrate 533; the first motor 532 drives the screw 531 to rotate, and further drives the slider to move, and the substrate 533 will carry the hollow shaft core 511 to move together.

Preferably, a guide slide rail is arranged on the frame 1, and the substrate 533 is in sliding fit with the guide slide rail, so as to assist the substrate 533 to move.

In a specific embodiment, the second driving module 52 includes a shift lever 521, the shift lever 521 is in an inverted U shape, one end of the shift lever 521, which is located below, is hinged to the substrate 533, an annular guide slot 522 is disposed on the housing 514, a roller 523, which is matched with the annular guide slot 522, is disposed on the inner side of the middle portion of the shift lever 521, the roller 523 is embedded into the annular guide slot 522, the top of the shift lever 521 is connected to an output end of a hydraulic cylinder, and under the telescopic action of the hydraulic cylinder, the shift lever 521 swings and further moves the housing 514 through the roller 523.

In this embodiment, the hollow shaft core 511 is rotatably connected to the substrate 533, the fourth driving module 6 includes a second motor 61, a first gear 62 disposed at an output end of the second motor 61, and a second gear 63 disposed on an outer wall of the hollow shaft core 511, the first gear 62 is connected to the first gear 62 through a timing belt 64, the second motor 61 drives the first gear 62 to rotate, so as to drive the second gear 63 to rotate, and the hollow shaft core 511 rotates along with the second gear 63.

Because the tubular product is generally longer, the part that has pressed the groove can be followed the output of locating piece 2 and stretched out, along with the stretching out of tubular product, the focus of tubular product can remove, leads to the easy slope of tubular product, so the output of locating piece 2 is equipped with a support frame 7, the last conveying direction interval along tubular product of support frame 7 has arranged a plurality of V type rollers 71, can be supported by V type rollers 71 after the tubular product stretches out from the output of locating piece 2, is favorable to the indent.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The pipe notching press comprises a rack and is characterized in that a positioning block is arranged on the rack, a positioning hole for a pipe to pass through is formed in the positioning block, the diameter of the positioning hole is matched with that of the pipe, the axis of the positioning hole is horizontally arranged, a plurality of guide holes communicated with the positioning hole are formed in the positioning block along the circumferential direction of the positioning hole, a male die is arranged in each guide hole, and the male die is driven by a first driving module to notch the pipe in each positioning hole; and the rack is also provided with a conveying device for conveying the pipe into the positioning hole.

2. The pipe notching machine according to claim 1, wherein the guide holes are 4 in four directions of an upper direction, a lower direction, a left direction and a right direction of the positioning hole.

3. The pipe notching machine according to claim 1, wherein the conveying device comprises a chuck, a second driving module for driving the chuck to open and close, and a third driving module for driving the chuck to move in a reciprocating manner, and the second driving module and the third driving module are matched with the pipe to move intermittently.

4. The pipe notching machine according to claim 3, wherein the chuck comprises a hollow shaft core, one end of the hollow shaft core close to the positioning block is provided with at least two clamping pieces, the clamping pieces are connected with the hollow shaft core through a connecting block, the connecting block is movably connected with the hollow shaft core, one surface of the connecting block, far away from the axis of the hollow shaft core, is an inclined surface, the outer wall of the hollow shaft core is sleeved with a shell, and the shell can move along the axial direction of the hollow shaft core under the driving of the second driving module;

5. The pipe grooving machine according to claim 4, wherein one end of the connecting block close to the hollow shaft core is hinged to the hollow shaft core, one end of the connecting block far away from the hollow shaft core is fixedly connected to the clamping piece, and a spring is further arranged between the connecting block and the hollow shaft core; when the connecting block receives the oppression, can compression spring lets the clamping piece compress tightly on tubular product, when the connecting block relieved the oppression, the spring resets, makes clamping piece and tubular product separation.

6. The pipe notching machine of claim 4, wherein the hollow shaft core is rotatable by a fourth drive module.

7. The pipe notching press according to claim 6, wherein the third driving module comprises a screw rod arranged on a frame, a first motor driving the screw rod to rotate, and a slider matched with the screw rod, a base plate is connected on the frame in a sliding manner, the slider is fixedly connected with the base plate, and the hollow shaft core is arranged on the base plate.

8. The pipe notching press according to claim 7, wherein the hollow shaft core is rotatably connected to the base plate, the fourth driving module comprises a second motor, a first gear provided at an output end of the second motor, and a second gear provided on an outer wall of the hollow shaft core, and the first gear and the second gear are connected by a synchronous belt.

9. The pipe notching press according to claim 1, wherein a support frame is provided at an output end of the positioning block, and a plurality of V-shaped rollers are arranged on the support frame at intervals along a conveying direction of the pipe.