CN211277014U - Pipe supporting mechanism applied to pipe cutting machine and pipe cutting machine - Google Patents
Pipe supporting mechanism applied to pipe cutting machine and pipe cutting machine Download PDFInfo
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- CN211277014U CN211277014U CN201921875972.XU CN201921875972U CN211277014U CN 211277014 U CN211277014 U CN 211277014U CN 201921875972 U CN201921875972 U CN 201921875972U CN 211277014 U CN211277014 U CN 211277014U
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Abstract
The utility model discloses a pipe supporting mechanism applied to a pipe cutting machine and the pipe cutting machine, wherein the pipe supporting mechanism comprises a connecting rod, a power device and a supporting device, one end of the connecting rod is hinged with a machine body of the pipe cutting machine, the other end of the connecting rod is provided with the supporting device, and the supporting device comprises a roller; the power device is connected with the lathe bed and comprises a cylinder, and a piston rod of the cylinder is hinged with the connecting rod; the first axis at the hinged position of the connecting rod and the lathe bed, the second axis of the roller and the third axis at the hinged position of the piston rod of the cylinder and the connecting rod are all horizontal lines and are vertical to the central line of the pipe. When being applied to the pipe cutting machine, the pipe supporting mechanism can support the pipe, so that the deformation of the pipe is avoided, and the cutting precision and quality of the pipe are ensured.
Description
Technical Field
The utility model relates to a technical field of tubular product auxiliary stay, concretely relates to be applied to tubular product supporting mechanism and tubular product cutting machine of pipe cutting machine.
Background
The laser pipe cutting machine is mainly used for cutting and machining tubular products such as round pipes and rectangular pipes, and compared with the traditional mechanical cutting mode, the laser pipe cutting machine has the advantages of high cutting efficiency, high precision, good cutting section, low machining cost and the like, so that the laser pipe cutting machine is widely applied. In the existing laser cutting machine, a driven chuck is usually arranged on a machine body to support one end of a pipe, a rear chuck of the machine body is used for fixedly supporting the other end of the pipe, and the rear chuck is driven by a driving device to convey and rotate the pipe to realize feeding and cutting; however, when the length or weight of the pipe is large, the structures in both ends of the pipe may be deformed.
Therefore, a pipe auxiliary supporting device is needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, an object of the utility model is to provide a be applied to pipe cutting machine's tubular product supporting mechanism, it includes connecting rod, power device, strutting arrangement, the stop device that rises and buffering glue the piece, and this be applied to pipe cutting machine's tubular product supporting mechanism has the advantage that can support tubular product, avoid tubular product to warp, guarantee the cutting accuracy and the quality of tubular product.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:
a pipe supporting mechanism applied to a pipe cutting machine comprises a connecting rod, a power device and a supporting device; one end of the connecting rod is hinged with the lathe body of the pipe cutting machine, the other end of the connecting rod is provided with the supporting device for supporting the pipe, and the supporting device comprises a roller; the power device is connected with the lathe bed and comprises an air cylinder, and a piston rod of the air cylinder is hinged with the connecting rod; the first axis at the hinged position of the connecting rod and the lathe bed, the second axis of the roller and the third axis at the hinged position of the piston rod of the air cylinder and the connecting rod are all horizontal lines and are vertical to the central line of the pipe.
Preferably, the connecting rod comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged with the lathe bed, the other end of the first connecting rod is connected with one end of the second connecting rod at a certain angle, the angle range of the connection position of the first connecting rod and the second connecting rod is 120-150 degrees, the other end of the second connecting rod is provided with the supporting device, through the arrangement, the first connecting rod is connected with the second connecting rod at a certain angle, and when the connecting rod retracts to an initial position at a high point, namely the connecting rod descends to the lower part of the lathe bed, the connecting rod occupies a small space of the lathe bed along the length direction and the height direction of the lathe bed; if the connecting rod is a straight connecting rod, when the connecting rod is retracted to the initial position at a high point, the connecting rod occupies a large space of the machine body along the length direction or the height direction of the machine body.
Preferably, the supporting device further comprises an installation plate and a limit plate, the installation plate is vertically connected with the second connecting rod, the roller is arranged on the mounting plate, the surface of the mounting plate is provided with limiting plates at two sides of the second connecting rod along the direction of the second axis, the limiting plate protrudes out of the roller, the limiting plate is hinged with the mounting plate, a fourth axis at the hinged position of the limiting plate and the mounting plate is vertical to the surface of the mounting plate, through the arrangement, when the pipe is lapped on the roller, the limiting plate rotates around the fourth axis through an operator, the limiting plates on the two sides of the connecting rod slightly abut against the two sides of the pipe, so that the phenomenon that the pipe swings along the radial direction of the pipe in the conveying process is avoided, and the cutting precision and quality of the pipe are improved.
As preferred, the limiting plate round the fourth axis is equipped with the arc wall that runs through, the mounting panel corresponds the position in arc wall is equipped with the screw hole, the limiting plate with the mounting panel passes through threaded connection fixed, through setting up like this, works as the limiting plate round the fourth axis is rotatory, makes behind the slight conflict tubular product of limiting plate, will through threaded connection the limiting plate with the mounting panel is fixed, avoids tubular product to follow the radial direction swing of tubular product better, guarantees that tubular product is followed the direction of central line is carried straightly.
Preferably, the bed further comprises an ascending limiting device, the ascending limiting device comprises a limiting block and a butting block, the limiting block is arranged on the bed body and positioned on one side of the connecting rod, and the bottom surface of the limiting block, which is close to one side of the connecting rod, is an inclined surface; the collision block comprises a fixed wheel arranged on one side close to the limiting block, the peripheral surface of the fixed wheel can collide with the inclined surface of the limiting block, and through the arrangement, when the cylinder drives the connecting rod to lift upwards, when the peripheral surface of the fixed wheel collides with the inclined surface of the limiting block, the cylinder is limited to drive the connecting rod to continue to lift, so that the connecting rod rises to a specified height to support a pipe; when the limiting blocks are arranged at different positions of the lathe bed along the direction of the central line, the fixed wheels can be abutted against the different positions of the limiting blocks, so that the difference of the final lifting heights of the connecting rods is limited.
Preferably, the ascending limiting device further comprises a slide rail, a slide block, a connecting block and a limiting adjusting screw rod, the slide rail is connected with the lathe bed in a direction parallel to the pipe, the slide rail is provided with the slide block, the sliding block is provided with the limiting block, the connecting block is fixedly connected with the lathe bed and is positioned at one end of the slide rail, the limiting adjusting screw rod penetrates through the connecting block and is fixedly connected with the limiting block, the limiting adjusting screw rod is in threaded connection with the connecting block, the limiting adjusting screw rod is parallel to the slide rail, and through the arrangement, when an operator rotates around the axis of the limiting adjusting screw rod, the limiting adjusting screw rod is in threaded connection with the connecting block and is fixedly connected with the lathe bed, so that the limiting adjusting screw rod moves along the axis direction, and the limiting block is controlled to move along the direction of the slide rail, the position of the limiting block is convenient to adjust, so that the limiting block limits different final lifting heights of the connecting rod.
Preferably, the power device further comprises a cylinder mounting seat and a cylinder fixing seat, the cylinder is connected with the cylinder mounting seat, the cylinder mounting seat is hinged with the cylinder fixing seat, a fifth axis at the hinged position of the cylinder mounting seat and the cylinder fixing seat is parallel to the first axis, and the cylinder fixing seat is connected with the lathe bed; if the cylinder is fixedly connected with the lathe bed, the piston rod of the cylinder can only stretch along the direction of the piston rod, and the connecting rod needs to be connected in a split mode under the limitation of geometric relations, so that certain extensibility is obtained, but the structure is poor in stability and low in bearing capacity.
Preferably, the cylinder fixing seat is provided with a plurality of straight groove holes, the lathe bed is provided with through holes corresponding to the straight groove holes one by one, the lathe bed is fixedly connected with the cylinder fixing seat through threads, and through the arrangement, even if slight errors occur in the through hole machining of the lathe bed, the cylinder fixing seat can still be connected with the through holes of the lathe bed in a matched mode through the straight groove holes, and the machining precision of the lathe bed is not affected.
Preferably, the lathe bed is provided with a cross beam below the connecting rod, the cross beam is provided with a buffer rubber block, and through the arrangement, when the piston rod of the air cylinder retracts to control the connecting rod to descend, the piston rod abuts against the buffer rubber block when descending to the lowest point, so that damage or noise caused by collision between the connecting rod and the cross beam is avoided.
An object of the utility model is to provide a pipe cutting machine, including foretell tubular product supporting mechanism and lathe bed, be equipped with a plurality of length direction intervals along the lathe bed in the lathe bed setting tubular product supporting mechanism, this pipe cutting machine is owing to include tubular product supporting mechanism and possess all beneficial effects of tubular product supporting mechanism, here no longer give unnecessary details.
Compared with the prior art, the utility model discloses profitable technological effect has been obtained:
1. the pipe supporting mechanism is applied to a pipe cutting machine, a piston rod of the air cylinder drives the connecting rod to rotate and lift around the first axis, and when the connecting rod rises to a specified position, the roller can be abutted under a pipe of the pipe cutting machine to support the pipe, so that the deformation of structures in two ends of the pipe is avoided; therefore, the cutting precision and quality of the pipe are guaranteed, when the pipe supporting mechanism does not need to work, the piston rod of the air cylinder retracts to control the connecting rod to reversely rotate around the first axis and descend to an initial point, and the operation is convenient.
Drawings
Fig. 1 is a schematic view of embodiment 1 of the present invention;
fig. 2 is a top line view of embodiment 1 of the present invention;
fig. 3 is a schematic cross-sectional view of a roller according to embodiment 2 of the present invention;
fig. 4 is a schematic view of embodiment 3 of the present invention;
fig. 5 is a partially enlarged schematic view of embodiment 3 of the present invention with respect to fig. 4.
Wherein, the technical characteristics that each reference numeral refers to are as follows:
10. a first axis; 20. a second axis; 30. a third axis; 40. a fourth axis; 50. a fifth axis; 100. a tubing support mechanism; 101. a connecting rod; 101.1, a first connecting rod; 101.2, a second connecting rod; 102. a contact block; 102.1, a sleeve block; 102.2, a rolling wheel; 103. a drum; 104. a connecting rod mounting seat; 105. a cylinder; 106. a cylinder mounting seat; 107. a cylinder fixing seat; 107.1, straight slot holes; 108. a hinged block; 109. mounting a plate; 109.1, a support part; 110. a limiting plate; 110.1, an arc-shaped groove; 111. a roller; 112. an electromagnetic induction block; 113. a self-lubricating bearing; 114. a rolling bearing; 115. a slider; 116. a slide rail; 117. a limiting block; 118. connecting blocks; 119. a limiting adjusting screw rod; 120. buffering the rubber block; 121. a cross beam; 200. a bed body; 300. a rear chuck; 400. a front chuck.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments, but the scope of the present invention is not limited to the following specific embodiments.
Example 1:
referring to fig. 1-2, the present embodiment discloses a pipe supporting mechanism 100 applied to a pipe cutting machine, which includes a connecting rod 101, a power device and a supporting device; the connecting rod 101 is a square tube of 60mmx60mm, one end of the connecting rod 101 is hinged with a bed 200 of the pipe cutting machine, one end of the connecting rod 101 is provided with a roller 103 which is vertically connected, the roller 103 and the connecting rod 101 are connected into a whole by welding, two ends of the roller 103 are sleeved with connecting rod installation seats 104, a rolling bearing 114 is arranged between the connecting rod installation seats 104 and the roller 103, an inner ring of the rolling bearing 114 is in interference fit with the roller 103, an outer ring of the rolling bearing 114 is in interference fit with the connecting rod installation seats 104, the connecting rod installation seats 104 are provided with two through holes, screws penetrate through the through holes of the connecting rod installation seats 104 to be in threaded connection with the bed 200, the connecting rod installation seats 104 are fixedly connected with the bed 200, so that the hinged connection of one end of the connecting rod 101 and the bed 200 of the pipe cutting machine is realized, the other end of the connecting rod 101, the roller 111 is higher than the connecting rod 101, the power device is connected with the lathe bed 200, the power device comprises a cylinder 105, the cylinder 105 with the cylinder diameter, namely the diameter of a piston rod of the cylinder 105, of 125mm is selected, the piston rod of the cylinder 105 is hinged with the connecting rod 101, the piston rod of the cylinder 105 is connected with a hinge block 108, the connecting rod 101 is provided with a groove hole at a corresponding position, the hinge block 108 is embedded into the groove hole of the connecting rod 101, reinforcing plates are arranged on two sides of the connecting rod 101 along the direction of a third axis 30 at the position where the piston rod of the cylinder 105 is hinged with the connecting rod 101, a through round hole is arranged along the direction of the third axis 30, a screw is adopted to penetrate from one side to the other side of the connecting rod 101 through the round hole, so that the reinforcing plates, the connecting rod 101 and the hinge block 108 are penetrated, and the other; the first axis 10 of the joint of the connecting rod 101 and the bed 200, the second axis 20 of the roller 111 and the third axis 30 of the joint of the piston rod of the cylinder 105 and the connecting rod 101 are all horizontal and vertical to the central line of the pipe.
The pipe supporting mechanism 100 is applied to a pipe cutting machine, a piston rod of an air cylinder 105 drives a connecting rod 101 to rotate and lift around a first axis 10, when the connecting rod 101 ascends to a specified position, a roller 111 can abut against the lower portion of a pipe of the pipe cutting machine to support the pipe, in addition, as a 60mmx60mm square pipe is selected and the cylinder diameter of the air cylinder 105 reaches 125mm, the pipe supporting mechanism 100 can bear higher load, each pipe supporting mechanism 100 can bear 300kg of weight, the deformation of structures in two ends of the pipe is avoided, the cutting precision and quality of the pipe are ensured, when the pipe supporting mechanism 100 does not need to work, the piston rod of the air cylinder 105 retracts to control the connecting rod 101 to reversely rotate around the first axis 10 and descend to an initial point, and the operation is convenient.
The connecting rod 101 comprises a first connecting rod 101.1 and a second connecting rod 101.2, one end of the first connecting rod 101.1 is connected with the roller in a welding mode, the other end of the first connecting rod 101.1 is connected with one end of the second connecting rod 101.2 in a certain angle mode, the angle range of the connection position of the first connecting rod 101.1 and the second connecting rod 101.2 is 120-150 degrees, and the other end of the second connecting rod 101.2 is provided with a supporting device; if the connecting rod 101 is a straight connecting rod 101, when the connecting rod 101 is retracted to the initial position at the high point, the connecting rod 101 occupies a large space in the longitudinal direction or the height direction of the bed 200 in the bed 200.
The supporting device further comprises a mounting plate 109 and a limiting plate 110, the mounting plate 109 is vertically connected with the second connecting rod 101.2, the mounting plate 109 is in welded connection with the second connecting rod 101.2, a roller 111 is arranged on the mounting plate 109, a groove is formed in the upper portion of the mounting plate 109, protruding supporting portions 109.1 are formed in the upper portion of the mounting plate 109 along two ends parallel to the second axis 20, a fixed shaft is arranged between the supporting portions 109.1, the roller 111 is sleeved on the fixed shaft, a rolling bearing 114 is arranged between the roller 111 and the fixed shaft, an inner ring of the rolling bearing 114 is in interference fit with the fixed shaft, an outer ring of the rolling bearing 114 is in interference fit with the roller 111, and the roller 111 can conveniently; the surface of the mounting plate 109 facing the connecting rod 101 is provided with limiting plates 110 at two sides of the second connecting rod 101.2 along the direction of the second axis 20, the limiting plates 110 protrude out of the rollers 111, the limiting plates 110 are in a shape of ^ where the vertexes of the limiting plates 110 are hinged with the mounting plate 109, the vertexes of the limiting plates 110 are provided with countersunk holes, the mounting plate 109 is provided with threaded holes opposite to the countersunk holes of the limiting plates 110, screws penetrate through the countersunk holes of the limiting plates 110 to be in threaded connection with the threaded holes of the mounting plate 109, the hinged connection of the vertexes of the limiting plates 110 and the mounting plate 109 is realized, the fourth axis 40 at the hinged positions of the limiting plates 110 and the mounting plate 109 is vertical to the surface of the mounting plate 109, when the pipe is lapped on the rollers 111, the limiting plates 110 are rotated around the fourth axis 40 by an operator, so that the limiting plates 110 at two sides of the connecting rod 101 slightly, thereby improving the cutting precision and quality of the pipe.
Limiting plate 110 is equipped with the arc wall 110.1 that runs through round fourth axis 40, the position that mounting panel 109 corresponds arc wall 110.1 is equipped with the screw hole, adopt the screw to pass limiting plate 110's arc wall 110.1 and mounting panel 109's screw hole threaded connection, with limiting plate 110 and mounting panel 109 reciprocal anchorage, at first, loosen the screw and rotate limiting plate 110 round fourth axis 40, when limiting plate 110 slightly contradicts tubular product, the screw is screwed up and is fixed limiting plate 110 and mounting panel 109, avoid tubular product to swing along the radial direction of tubular product better, guarantee that tubular product is carried straightly along the direction of tubular product central line all the time.
The pipe supporting mechanism 100 further comprises an ascending limiting device, the ascending limiting device comprises a limiting block 117 and a butting block 102, the limiting block 117 is arranged on the lathe bed 200 and is positioned on one side of the connecting rod 101, and the bottom surface of the limiting block 117 close to one side of the connecting rod 101 is an inclined surface; the contact block 102 comprises a fixed wheel 102.2 and a sleeve block 102.1, the sleeve block 102.1 is sleeved on the first connecting rod 101.1, the fixed wheel 102.2 is arranged on the sleeve block 102.1 in a penetrating manner and is positioned at one side close to the limiting block 117, the fixed wheel 102.2 positioned in the sleeve block 102.1 is abutted against the bottom surface of the first connecting rod 101.1, the sleeve block 102.1 is provided with a threaded hole along the radial direction of the fixed wheel 102.2, a screw is connected with the threaded hole of the sleeve block 102.1 in a threaded manner until the screw is abutted against the surface of the fixed wheel 102.2, so that the fixed wheel 102.2 is fixedly connected with the sleeve block 102.1, so that the contact block 102 is fixed on the first link 101.1, and the peripheral surface of the fixed wheel 102.2 can contact with the inclined surface of the stopper 117, when the cylinder 105 drives the link 101 to lift up around the first axis 10, when the peripheral surface of the fixed wheel 102.2 is abutted to the inclined surface of the limiting block 117, the limiting cylinder 105 drives the connecting rod 101 to continuously ascend, so that the connecting rod 101 ascends to a specified height to support the pipe; when the limiting block 117 is arranged at different positions of the lathe bed 200 along the direction of the central line, the fixed wheel 102.2 can be abutted against different positions of the limiting block 117, so that the final lifting heights of the limiting connecting rods 101 are different.
The lifting device further comprises a sliding rail 116, a sliding block 115, a connecting block 118 and a limiting adjusting screw rod 119, the sliding rail 116 is connected with the machine body 200 in a direction parallel to the pipe, the sliding rail 116 is provided with the sliding block 115, the sliding block 115 is provided with a limiting block 117, the connecting block 118 is fixedly connected with the machine body 200 and is positioned at one end of the sliding rail 116, the adjusting rod penetrates through the connecting block 118 and is fixedly connected with the limiting block 117, the limiting adjusting screw rod 119 is in threaded connection with the connecting block 118, the limiting adjusting screw rod 119 is parallel to the sliding rail 116, when an operator rotates around the axis of the limiting adjusting screw rod 119, due to the fact that the limiting adjusting screw rod 119 is in threaded connection with the connecting block 118 and the connecting block 118 is fixedly connected with the machine body 200, the limiting adjusting screw rod 119 moves along the axis direction of the limiting adjusting screw rod, so that the stopper 117 restricts the difference in the final elevation height of the link 101.
The power device further comprises an air cylinder mounting seat 106 and an air cylinder fixing seat 107, the air cylinder 105 is connected with the air cylinder mounting seat 106, the air cylinder mounting seat 106 is located on two sides of the air cylinder 105 along the direction of the third axis 30, the air cylinder mounting seat 106 is hinged with the air cylinder fixing seat 107, the air cylinder mounting seat 106 is provided with a convex column, the air cylinder fixing seat 107 is provided with a counter bore, the convex column of the air cylinder mounting seat 106 is in fit connection with the counter bore of the air cylinder fixing seat 107, a self-lubricating bearing 113 is arranged between the convex column of the air cylinder mounting seat 106 and the counter bore of the air cylinder fixing seat 107, the inner ring of the self-lubricating bearing 113 is in interference fit with the convex column of the air cylinder mounting seat 106, the outer ring of the self-lubricating bearing 113 is in interference fit with the counter bore of the air cylinder fixing seat 107, the hinged connection of the air cylinder mounting seat 106 and the air cylinder fixing seat 107 is achieved, when the cylinder 105 drives the connecting rod 101 to rotate around the first axis 10 to ascend or descend, the cylinder 105 needs to have a certain degree of rotational freedom under the limitation of geometric relationship, and the cylinder 105 can rotate around the fifth axis 50 and the third axis 30 through the shaft plate connection between the cylinder mounting seat 106 and the cylinder fixing seat 107, so that the overall structure is reasonable, and the limitation of geometric relationship when the cylinder 105 ascends or descends is met; if the cylinder 105 is fixedly connected with the bed 200, the piston rod of the cylinder 105 can only extend and retract along the direction of the piston rod, and under the limitation of geometric relationship, the connecting rod 101 needs to be separately connected, so that a certain extensibility is obtained, but the structure stability is poor and the bearing capacity is low.
The cylinder fixing seat 107 located on one side of the cylinder 105 is provided with four straight groove holes 107.1, the cylinder fixing seat 107 located on the other side is provided with four connecting holes, the lathe bed 200 is provided with through holes corresponding to the straight groove holes 107.1 and the connecting holes one to one, screws are adopted to penetrate through the straight groove holes 107.1 of the cylinder fixing seat 107 and the through holes of the lathe bed 200 or penetrate through the connecting holes of the cylinder fixing seat 107 and the through holes of the lathe bed 200, and are matched with fixing nuts and screwed with the screws, so that the cylinder fixing seat 107 is fixedly connected with the lathe bed 200, even if fine errors occur in the machining of the through holes of the lathe bed 200, the cylinder fixing seat 107 can still be matched and connected with the through holes of the lathe bed 200 through the straight groove.
The cross beam 121 is disposed below the connecting rod 101 of the lathe bed 200, the cross beam 121 is provided with the cushion rubber block 120, and when the piston rod of the cylinder 105 retracts to control the connecting rod 101 to descend around the first axis 10, the connecting rod 101 collides against the cushion rubber block 120 when descending to the lowest point, so as to avoid damage or noise caused by collision between the connecting rod 101 and the cross beam 121.
Example 2:
this embodiment describes only the differences from embodiment 1, and the remaining technical features are the same as embodiment 1. In this embodiment, referring to fig. 3, the radius of the roller 111 increases from the center to both ends along the axial direction of the roller 111, that is, the circumferential surface of the roller 111 presents an arc groove, when the roller 111 abuts against the pipe, the pipe can be directly prevented from deviating along the radial direction of the pipe.
Example 3:
referring to fig. 4-5, the embodiment discloses a pipe cutting machine, which includes the pipe supporting mechanism 100, a machine bed 200, a rear chuck 300, a front chuck 400, a driving device and an infrared sensor device, wherein the front chuck 400 is disposed at one end of the machine bed 200, the rear chuck 300 is disposed on the machine bed 200, the rear chuck 300 can move along the length direction of the machine bed 200, the lower portion of the machine bed 200 is provided with four pipe supporting mechanisms 100 disposed at intervals along the length direction of the machine bed 200, the four pipe supporting mechanisms 100 are disposed at a side close to the front chuck 400, a connecting rod 101 of the pipe supporting mechanism 100 is provided with an electromagnetic induction block 112, an electromagnetic induction device is disposed at one side of the machine bed 200, and an infrared sensor device is disposed at the front side of each pipe supporting mechanism 100 on the machine bed 200.
The utility model discloses embodiment 3's use:
when the pipe cutting machine needs to cut a pipe with a certain size, an operator rotates the limiting adjusting screw rod 119 around the axis of the limiting adjusting screw rod 119, so that the limiting block 117 moves along the direction of the sliding rail 116, the limiting block 117 is adjusted to limit the height, which is obtained by driving the connecting rod 101 to rotate and lift around the first axis 10, of the cylinder 105 to be the required height, the rear chuck 300 is located at one end, far away from the front chuck 400, of the machine body 200 in an initial state, all the connecting rods 101 of the pipe supporting mechanism 100 are located at the highest point, namely the roller 111 is located at the highest point, the pipe penetrates through the front chuck 400 and is loaded into the rear chuck 300, the pipes located in the rear chuck 300 and the front chuck 400 are supported by the pipe supporting mechanism 100, the deformation of the pipe is avoided, the control system controls the driving device to drive the rear chuck 300 to move towards the front chuck 400 along the center of the pipe, when the infrared sensor device detects that the rear chuck 300 moves to a designated position, the infrared sensor device controls the piston rod of the cylinder 105 of the corresponding tube supporting mechanism 100 to retract, so that the connecting rod 101 rotates and descends around the first axis 10 without preventing the rear chuck 300 from continuing to move towards the front chuck 400; in the descending process of the connecting rod 101, when the electromagnetic induction block 112 touches the electromagnetic induction device, the system knows that the connecting rod 101 has descended to the right position, so that the work of the air cylinder 105 is stopped, and when the connecting rod 101 descends to the lowest point, the connecting rod 101 is pressed against the cushion rubber block 120, and the damage or noise caused by the collision between the connecting rod 101 and the cross beam 121 is avoided.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the utility model in any way.
Claims (10)
1. A pipe supporting mechanism applied to a pipe cutting machine is characterized by comprising a connecting rod, a power device and a supporting device; one end of the connecting rod is hinged with the lathe body of the pipe cutting machine, the other end of the connecting rod is provided with the supporting device for supporting the pipe, and the supporting device comprises a roller; the power device is connected with the lathe bed and comprises an air cylinder, and a piston rod of the air cylinder is hinged with the connecting rod; the first axis at the hinged position of the connecting rod and the lathe bed, the second axis of the roller and the third axis at the hinged position of the piston rod of the air cylinder and the connecting rod are all horizontal lines and are vertical to the central line of the pipe.
2. The tube supporting mechanism applied to the tube cutting machine as claimed in claim 1, wherein the connecting rod comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged to the machine body, the other end of the first connecting rod is connected with one end of the second connecting rod at a certain angle, the angle range of the connection position of the first connecting rod and the second connecting rod is 120-150 degrees, and the other end of the second connecting rod is provided with the supporting device.
3. The pipe supporting mechanism applied to the pipe cutting machine as claimed in claim 2, wherein the supporting device further comprises a mounting plate and a limiting plate, the mounting plate is vertically connected with the second connecting rod, the roller is disposed on the mounting plate, the surface of the mounting plate is located on two sides of the second connecting rod along the direction of the second axis and is provided with a limiting plate, the limiting plate protrudes out of the roller, the limiting plate is hinged with the mounting plate, and the fourth axis of the hinged position of the limiting plate and the mounting plate is perpendicular to the surface of the mounting plate.
4. The pipe supporting mechanism for the pipe cutting machine as claimed in claim 3, wherein the limiting plate has an arc-shaped groove extending through the limiting plate around the fourth axis, the mounting plate has a threaded hole corresponding to the arc-shaped groove, and the limiting plate and the mounting plate are fixed by a threaded connection.
5. The pipe supporting mechanism applied to the pipe cutting machine as claimed in claim 2, further comprising an ascending limiting device, wherein the ascending limiting device comprises a limiting block and an abutting block, the limiting block is arranged on the lathe bed and located on one side of the connecting rod, and the bottom surface of the limiting block, which is close to one side of the connecting rod, is an inclined surface; conflict piece is including setting up being close to the tight pulley of stopper one side, the global conflict of tight pulley is in the stopper under the inclined plane.
6. The tube supporting mechanism applied to the tube cutting machine as claimed in claim 5, wherein the ascending limiting device further comprises a slide rail, a slide block, a connecting block and a limiting adjusting screw rod, the slide rail is connected with the machine body in a direction parallel to the tube, the slide rail is provided with the slide block, the slide block is provided with the limiting block, the connecting block is fixedly connected with the machine body and located at one end of the slide rail, the limiting adjusting screw rod penetrates through the connecting block and is fixedly connected with the limiting block, the limiting adjusting screw rod is in threaded connection with the connecting block, and the limiting adjusting screw rod is parallel to the slide rail.
7. The pipe supporting mechanism applied to the pipe cutting machine as claimed in claim 1, wherein the power device further comprises a cylinder mounting seat and a cylinder fixing seat, the cylinder is connected with the cylinder mounting seat, the cylinder mounting seat is hinged with the cylinder fixing seat, a fifth axis at the hinged position of the cylinder mounting seat and the cylinder fixing seat is parallel to the first axis, and the cylinder fixing seat is connected with the machine body.
8. The tube supporting mechanism applied to the tube cutting machine as claimed in claim 7, wherein the cylinder fixing base is provided with a plurality of straight slot holes, the machine body is provided with through holes corresponding to the straight slot holes one by one, and the machine body and the cylinder fixing base are fixed through threaded connection.
9. The pipe supporting mechanism applied to the pipe cutting machine as claimed in claim 1, wherein the bed body is provided with a beam below the connecting rod, and the beam is provided with a buffer rubber block.
10. A pipe cutting machine comprising the pipe support mechanism of any one of claims 1 to 9 and a machine bed, wherein the machine bed is provided with a plurality of pipe support mechanisms spaced apart along the length of the machine bed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921875972.XU CN211277014U (en) | 2019-10-31 | 2019-10-31 | Pipe supporting mechanism applied to pipe cutting machine and pipe cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921875972.XU CN211277014U (en) | 2019-10-31 | 2019-10-31 | Pipe supporting mechanism applied to pipe cutting machine and pipe cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211277014U true CN211277014U (en) | 2020-08-18 |
Family
ID=72033614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921875972.XU Active CN211277014U (en) | 2019-10-31 | 2019-10-31 | Pipe supporting mechanism applied to pipe cutting machine and pipe cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211277014U (en) |
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2019
- 2019-10-31 CN CN201921875972.XU patent/CN211277014U/en active Active
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