CN212599750U - Feeding equipment of laser pipe cutting machine - Google Patents

Abstract

The utility model discloses a laser pipe cutting machine charging equipment. This scheme includes the frame, and the frame has set gradually storage device, tubular product tiling device, single tubular product conveying device to the direction of back forward and has said width measuring device to be arranged in the frame, the height measuring device set up in on the centre gripping material loading subassembly or in the frame. The utility model provides a laser pipe cutting machine charging equipment measures the cross-section of tubular product respectively from the size of two not equidirectional through surveying wide device and height measuring device to this posture of judging tubular product and whether take place to warp, thereby for subsequent decision-making of giving up the material loading whether as the basis, carry out accurate effectual discernment to the posture of tubular product and be favorable to the accurate processing to tubular product, location convenient and fast.

Description

Feeding equipment of laser pipe cutting machine

Technical Field

The utility model relates to a laser pipe cutting field, concretely relates to laser pipe cutting machine charging equipment.

Background

The laser pipe cutting machine feeding equipment is an essential component in the automatic process of laser cutting pipes.

At present, the main functions of the feeding equipment of the laser pipe cutting machine are feeding and distributing, namely, the feeding equipment mainly comprises a material storage part for storing pipes, a feeding part for separating and arranging a plurality of pipes one by one and feeding the pipes to laser or other pipe cutting equipment.

In the prior art, the chinese patent application with application number 201810949940.3 discloses a pipe feeding device, which includes: storage device, conveyor, limit for height device, selecting materials device and material feeding unit, this tubular product material feeding unit is through placing tubular product on storage device, and storage device falls into conveyor with tubular product in, and conveyor drives tubular product and removes, and the setting of limit for height device is with tubular product tiling on conveyor, and selecting materials device sieves and fixes a position tubular product on with conveyor to carry tubular product in waiting to process the region.

In addition, the chinese patent application with application number 201910341054.7 discloses a pipe feeding device, which includes a frame, a chain conveying mechanism disposed on the frame for conveying pipes, a material lifting mechanism for lifting pipes at one end of the chain conveying mechanism, a claw hooking and pushing mechanism disposed on the upper portion of the chain conveying mechanism for limiting the number of pipes fed by the material lifting mechanism, and a material feeding clamping jaw mechanism disposed on the upper portion of the material lifting mechanism for clamping and transporting pipes in the material lifting mechanism.

Furthermore, the chinese utility model patent with application number 201720498512.4, which has been filed by the present applicant, discloses an automatic pipe feeding device, which comprises a frame, wherein the rear end of the frame is provided with a feeding mechanism, the front end of the frame is provided with a feeding mechanism, the frame is provided with an elevation limiting frame, the elevation limiting frame is movably mounted at the rear part of the frame, the frame is provided with a conveying mechanism, the conveying mechanism comprises a first-stage conveying belt and a second-stage conveying belt from front to back, the working surface of the first-stage conveying belt is lower than that of the second-stage conveying belt, sensors are arranged on the first-stage conveying belt and the second-stage conveying belt, the feeding mechanism feeds pipes one by one, the conveying mechanism conveys the pipes one by one, the first-stage conveying belt and the second-stage conveying belt are arranged, the sensors are arranged on the first-stage conveying belt and the second-stage conveying belt, and when the sensors detect, the secondary conveying device stops conveying forwards, and then the primary conveying belt conveys the single pipe forwards until the pipe is finally conveyed away through the feeding mechanism; and the second-stage conveying belt continues to convey forwards again, so that the next pipe enters the first-stage conveying belt, and the process of feeding the single pipe is realized by the reciprocating operation.

The feeding and distributing process of the pipes can be realized by the above pipe feeding devices, but the using working conditions of the above pipe feeding devices have certain limitations, specifically, the above pipe feeding devices can be suitable for conveying pipes with good rigidity, and for thin and long pipes, because the rigidity of the pipes is weak, in the storage process, two adjacent pipes can be wound, and a single pipe rotates along the pipe, and the pipes which deform need to be screened out.

Therefore, improvement needs to be made to the existing feeding scheme of the laser pipe cutting machine, so as to obtain a pipe feeding device which is more applicable to the laser cutting machine.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a laser pipe cutting machine charging equipment, it includes storage device, the tubular product tiling device, single tubular product conveyor, the jacking device, centre gripping material loading subassembly and gesture detection device, this laser pipe cutting machine charging equipment can survey the width and measure the height to the tubular product of material loading and detect, it is quick to carry out the pipe deformation condition and transport state, prepare the judgement, it is quick to have the judgement, moreover, the steam generator is simple in structure, be favorable to screening tubular product and carry out the accurate positioning material loading to tubular product.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

the utility model provides a laser pipe cutting machine charging equipment, includes the frame, the frame has set gradually storage device, tubular product tiling device, single tubular product conveyor, jacking device and centre gripping material loading subassembly to forward direction by the back, still includes gesture detection device, gesture detection device is including width measurement device and height measurement device, width measurement device sets up in the frame, height measurement device set up in on the centre gripping material loading subassembly or in the frame.

Through setting up like this, storage device is with tubular product to tubular product tiling device material loading, tubular product tiling device tiles tubular product with the state of individual layer, single tubular product conveyor carries tubular product to the jacking device on one by one, before centre gripping material loading subassembly carries out the material loading with pipe clamping, measure the cross-section of tubular product respectively through surveying wide device and height measuring device from the size of two different directions, judge the gesture of tubular product and whether take place to warp with this, thereby whether the decision-making of giving up the material loading for subsequent is as the basis, carry out accurate effectual discernment to the gesture of tubular product and be favorable to the accurate processing to tubular product, location convenient and fast.

Preferably, the jacking device comprises a support frame, a lifting driving piece for driving the support frame to lift, a horizontal bearing part and a vertical positioning part, wherein the horizontal bearing part and the vertical positioning part are arranged on the support frame);

the width measuring device comprises a width measuring telescopic cylinder and a width measuring linear displacement sensor, the width measuring telescopic cylinder is arranged along the horizontal direction, the fixed end of the width measuring telescopic cylinder is fixed with the rack, the telescopic end of the width measuring telescopic cylinder faces the vertical positioning portion to be telescopic, and the width measuring linear displacement sensor is connected with the telescopic end of the width measuring telescopic cylinder.

Through the arrangement, the distance of the end part of the width measuring telescopic cylinder, which is extended from the original point to the surface of the vertical positioning part and moves in the process is a certain value L0, the telescopic end of the width measuring telescopic cylinder stretches to the position close to the vertical positioning part until the end part of the width measuring telescopic cylinder is abutted to the side surface of the pipe deviating from the vertical positioning part, the width measuring linear displacement sensor moves along with the telescopic end of the width measuring telescopic cylinder, the distance L1 of the movement of the telescopic end of the width measuring telescopic cylinder is recorded, and the size L2 of the pipe along the horizontal direction is L0-L1, so that the measurement is convenient.

Preferably, the centre gripping material loading subassembly includes the clamping jaw subassembly, the clamping jaw subassembly includes the chuck, set up the clamping driving piece that the clamping jaw is close to or keeps away from in last clamping jaw, lower clamping jaw and the drive on the chuck, lower clamping jaw, height finding device set up in on the chuck, height finding device includes height finding linear displacement sensor, height finding linear displacement sensor is connected with last clamping jaw or lower clamping jaw.

Through setting up like this, set up the height measurement device on the chuck, the height measurement device can remove along with the removal of chuck, realizes measuring tubular product size through the removal of measuring upper jaw or lower jaw, need not additionally to take to dodge the measure in order to reduce the interference to support frame lift process.

Preferably, go up the clamping jaw in the lower clamping jaw, one of them clamping jaw is fixed clamping jaw, and another clamping jaw is the activity clamping jaw, the activity clamping jaw along vertical direction activity set up in on the chuck, the centre gripping driving piece is the centre gripping telescoping cylinder, the stiff end of centre gripping telescoping cylinder with the chuck is fixed, the flexible end of centre gripping telescoping cylinder with the activity clamping jaw is fixed, height measurement linear displacement sensor sets up one, just height measurement linear displacement sensor with the activity clamping jaw is connected.

Through setting up like this, one of them is fixed clamping jaw in last clamping jaw and the lower clamping jaw, and another is the activity clamping jaw, because of last clamping jaw is the measurement initial point with height finding linear displacement sensor when lower clamping jaw is closed, height finding linear displacement sensor extends along with the removal of last clamping jaw or lower clamping jaw, and the interval that the activity clamping jaw removed is the size along vertical direction for tubular product promptly.

Preferably, the upper clamping jaw and the lower clamping jaw are movably arranged on the chuck along the vertical direction, and the clamping driving piece drives the upper clamping jaw and the lower clamping jaw to move close to or away from each other simultaneously.

Through setting up like this, go up the clamping jaw and set up to be close to each other or keep away from each other by the drive of centre gripping driving piece simultaneously with lower clamping jaw to the efficiency of centre gripping is higher.

Preferably, the centre gripping driving piece includes a centre gripping telescoping cylinder, a plurality of drive rack and a drive gear, the drive rack corresponds go up the clamping jaw, respectively set up one down the clamping jaw, the drive rack all with drive gear meshing, the stiff end of centre gripping telescoping cylinder with the chuck is fixed, the flexible end of centre gripping telescoping cylinder with go up the clamping jaw or the clamping jaw is fixed down.

Through setting up like this, move through a telescoping cylinder direct drive upper jaw or lower clamping jaw, through the meshing transmission of drive rack and drive gear, drive another clamping jaw (lower clamping jaw or upper clamping jaw) driven removal, finally reach the purpose that makes upper jaw, lower clamping jaw be close to each other in step or keep away from each other.

Preferably, one height measurement linear displacement sensor is arranged and connected with the upper clamping jaw or the lower clamping jaw.

Through setting up like this, only set up a height finding linear displacement sensor to make it fixed with last clamping jaw or lower clamping jaw, height finding linear displacement sensor is for measuring the initial point when going up clamping jaw and lower clamping jaw closure, and height finding linear displacement sensor extends along with the removal of last clamping jaw or lower clamping jaw, and the interval that twice last clamping jaw or lower clamping jaw removed is the size along vertical direction for tubular product promptly.

Preferably, the height measuring device comprises a height measuring telescopic cylinder and a height measuring linear displacement sensor, the height measuring telescopic cylinder is located above the horizontal bearing part, the fixed end of the height measuring telescopic cylinder is connected with the frame, the telescopic end of the height measuring telescopic cylinder extends along the horizontal bearing part and extends and retracts in the direction perpendicular to the horizontal bearing part, the height measuring linear displacement sensor is fixed to the fixed end of the height measuring telescopic cylinder, and the measuring end of the height measuring linear displacement sensor is fixed to the telescopic end of the height measuring telescopic cylinder.

Through the arrangement, similar to the principle of width measurement, the measuring end of the height measurement linear displacement sensor is driven to move by the extension and contraction of the height measurement telescopic cylinder, the moving distance between the end of the height measurement telescopic cylinder and the surface of the horizontal bearing part from the original point is a certain value X0, when a pipe is measured, the extending end of the height measurement telescopic cylinder extends towards the direction close to the horizontal bearing part until the end of the height measurement telescopic cylinder abuts against the surface of the pipe deviating from the horizontal bearing part, the height measurement linear displacement sensor moves along with the extending end of the height measurement telescopic cylinder, the moving distance X1 of the extending end of the height measurement telescopic cylinder is recorded, the cross-sectional dimension X2 of the pipe along the direction perpendicular to the horizontal bearing part is X0-X1, and the measurement is convenient.

Preferably, an avoiding driving assembly is arranged on the rack and drives the height measuring device to horizontally swing or horizontally move so as to avoid the lifting of the supporting frame.

Through setting up like this, dodge the driving piece and measure the back at the height measurement device to the cross-section of tubular product, can drive height measurement device horizontal hunting or horizontal migration to can avoid the home range of support frame, reduce the interference to the support frame, dodge it, be favorable to the normal operating of automatic top tube.

Preferably, the single-piece pipe conveying device comprises a chain conveying assembly and a pushing assembly, the chain conveying assembly is arranged below the pipe flatting device, one end of the chain conveying assembly is in butt joint with the storage device, the other end of the chain conveying assembly is in butt joint with the pushing assembly, the pushing assembly comprises a sinking plate, a limiting plate and a pushing plate, the sinking plate is in butt joint with the upper surface of the chain conveying assembly, an angle alpha is formed between the sinking plate and the horizontal plane, alpha is not less than 25 degrees and not more than 35 degrees, the limiting plate comprises a bearing surface and a guide end surface perpendicular to the bearing surface, the bearing surface is perpendicular to the surface of the sinking plate, the limiting plate is movably arranged in the direction parallel to the surface of the sinking plate, a limiting driving piece for driving the limiting plate to move back and forth is arranged on the rack, and the pushing plate comprises a limiting reference surface and a butt joint end surface perpendicular to the limiting reference surface, the limit reference surface is parallel to the bearing surface, the push plate is movably arranged in the direction parallel to the bearing surface, and a pushing driving piece for driving the push plate to reciprocate is arranged on the rack.

Through the arrangement, the chain conveying assembly receives the pipe and conveys the pipe to the sinking plate, after the pipe falls on the sinking plate, the limiting driving piece drives the limiting plate to move towards the direction close to the limiting reference surface along the direction parallel to the plate surface of the sinking plate, the receiving surface is abutted against the pipe and pushes the pipe upwards in the moving process until the distance d between the receiving surface and the limiting reference surface is more than 1 time of the minimum width of the pipe and less than 2 times of the minimum size of the pipe, the limiting plate stops moving, the pushing driving piece drives the push plate to push the pipe upwards towards the direction close to the guide end surface, after the abutting end surface is abutted against the pipe, the distance d between the receiving surface and the limiting reference surface is more than 1 time of the minimum width of the pipe and less than 2 times of the minimum size of the pipe, therefore, the push plate can only lift up a single pipe along the receiving surface until the support plate supports the pipe on the guide end surface, the pipe slides down to the jacking device, and the subsequent process is carried out, so that the purpose of single piece feeding is realized.

Preferably, α is 30 °.

Through the arrangement, the single-piece feeding effect of the pipe is optimal.

As preferred, the jacking device still including set up in the supplementary bearing telescoping cylinder of support frame side, the stiff end of supplementary bearing telescoping cylinder with the support frame is fixed, the flexible end of supplementary bearing telescoping cylinder sets up, the supplementary bearing telescoping cylinder can stretch to with the upper surface parallel and level of horizontal accepting portion.

Through setting up like this, supplementary bearing telescoping cylinder can provide extra holding power to the longer, the relatively poor tubular product of rigidity of length, reduces the deformation of tubular product to be favorable to improving the smoothness nature and the measuring accuracy of material loading.

Preferably, the pipe flatly-laying device comprises a vertical limiting part and a vertical driving part, the vertical limiting part is located above the single-piece pipe conveying device, the vertical limiting part is movably arranged on the rack along the vertical direction, the vertical driving part drives the vertical limiting part to vertically lift, and the distance from the lower surface of the vertical limiting part to the upper surface of the single-piece pipe conveying device is H;

if the section of the pipe is rectangular, the minimum section size of the pipe is A, the maximum section size of the pipe is B, and A is more than H and less than B;

if the cross section of the pipe is circular, the diameter of the pipe is D, and D is more than H and less than 2D.

Through setting up like this, vertical driving piece can adjust the high position of vertical locating part, to the tubular product of different cross-sections, adjusts suitable high position with vertical locating part, reaches the purpose of flatly laying tubular product in single tubular product conveyor, has avoided the pile up phenomenon of material loading in-process.

Compared with the prior art, the utility model discloses profitable technological effect has been obtained:

1. the utility model provides a laser pipe cutting machine charging equipment measures the cross-section of tubular product respectively from the size of two not equidirectional through surveying wide device and height measuring device to this posture of judging tubular product and whether take place to warp, thereby for subsequent decision-making of giving up the material loading whether as the basis, carry out accurate effectual discernment to the posture of tubular product and be favorable to the accurate processing to tubular product, location convenient and fast.

2. The single-piece pipe conveying device comprises a chain conveying assembly and a pushing assembly, wherein the pushing assembly comprises a sinking plate, a limiting plate and a pushing plate, and single-piece feeding of pipes is achieved.

3. Set up supplementary bearing telescoping cylinder, provide extra holding power to the longer, the relatively poor tubular product of rigidity of length, reduce the deformation of tubular product to be favorable to improving the smoothness nature and the measuring accuracy of material loading.

Drawings

Fig. 1 is a side view of a feeding device of a laser pipe cutting machine according to a first embodiment of the present invention;

FIG. 2 is an enlarged view of portion M of FIG. 1;

FIG. 3 is an enlarged view of portion N of FIG. 1;

fig. 4 is a perspective view of a feeding device of a laser pipe cutting machine according to a first embodiment of the present invention;

FIG. 5 is an enlarged view of portion P of FIG. 4;

FIG. 6 is an enlarged view of portion Q of FIG. 4;

fig. 7 is a schematic view of a connection relationship between the width measuring device and the frame according to a first embodiment of the present invention;

FIG. 8 is a state diagram of a width measuring device for measuring a pipe in the first embodiment of the present invention;

fig. 9 is a schematic view of a connection relationship between the height measuring device, the clamping jaw and the frame in the first embodiment of the present invention;

FIG. 10 is a schematic view of a state of a height measuring device for measuring a pipe according to a first embodiment of the present invention;

fig. 11 is a perspective view of another view of the feeding device of the laser pipe cutting machine according to the first embodiment of the present invention;

FIG. 12 is an enlarged view of portion R of FIG. 11;

fig. 13 is a schematic diagram of the connection relationship and the position relationship between the jacking device, the height measuring device, the avoidance driving assembly and the frame according to the third embodiment of the present invention;

fig. 14 is a schematic diagram of the connection relationship and the position relationship between the jacking device, the height measuring device, the avoidance driving assembly and the frame according to the fourth embodiment of the present invention.

Wherein, the technical characteristics that each reference numeral refers to are as follows:

1. a frame; 2. a material storage device; 201. a storage rack; 202. a material storage belt; 203. a material pulling wheel; 3. a pipe flatly laying device; 301. a vertical stop; 3011. an auxiliary limiting plate; 30111. an auxiliary limiting surface; 302. a vertical drive; 3021. a first rack; 3022. a first gear; 4. a single-piece tubing conveyor; 401. a chain conveying assembly; 4011. a conveying sprocket set; 4012. a conveyor chain; 402. a push assembly; 4021. sinking the plate; 4022. a limiting plate; 40221. bearing surface; 40222. a guide end face; 4023. pushing the plate; 40231. limiting a reference surface; 40232. abutting the end face; 5. a jacking device; 501. a support frame; 502. a lifting drive member; 503. a horizontal receiving part; 504. a vertical positioning part; 505. the auxiliary support telescopic cylinder; 6. clamping the feeding assembly; 601. a jaw assembly; 6011. a chuck; 6012. an upper clamping jaw; 6013. a lower jaw; 6014. clamping the driving member; 60141. clamping a telescopic cylinder; 60142. a drive rack; 60143. a drive gear; 602. a horizontal drive member; 701. a width measuring device; 7011. measuring a width telescopic cylinder; 7012. a linear displacement sensor for measuring width; 702. a height measuring device; 7021. a height measurement linear displacement sensor; 7022. a height measuring telescopic cylinder; 8. a pipe; 9. a limiting driving piece; 901. a second rack; 902. a second gear; 9021. a first link; 10. a material pushing driving member; 1001. a third rack; 1002. a third gear; 1003. a second link; 11. an avoidance drive assembly; 1101. avoiding the translational driving member; 1102. a swing drive; 1103. a swing link.

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 one

Referring to fig. 1, 4 and 11, the embodiment discloses a feeding device of a laser pipe cutting machine, which includes a frame 1, the frame 1 is sequentially provided with a storage device 2, a pipe flatly-laying device 3, a single-piece pipe conveying device 4, a jacking device 5, a clamping feeding assembly 6 and a posture detection device (not labeled in the figure) from back to front, and a pipe 8 is conveyed from the back to the front of the frame 1 (the direction indicated by an arrow in fig. 3);

referring to fig. 1, in the embodiment, the storage device 2 is a tape storage assembly (not labeled), and includes a storage rack 201, a storage tape 202, and a material pulling wheel 203, the material pulling wheel 203 is rotatably disposed on the frame 1 and is driven by a motor or other rotating driving elements to rotate, a height of an upper end of the storage rack 201 is greater than a height of the material pulling wheel 203, one end of the storage tape 202 is fixed to an upper end of the storage rack 201, the other end of the storage tape is fixed to the material pulling wheel 203, the storage tape 202 is wound around the material pulling wheel 203, and the tube 8 is stored on the storage tape 202.

Referring to fig. 1 and 2, in the present embodiment, the tube tiling apparatus 3 includes a vertical limiting member 301 and a vertical driving member 302, the vertical limiting member 301 is located above the single-piece tube conveying apparatus 4, specifically, the single-piece tube conveying apparatus 4 includes a chain conveying assembly 401 and a pushing assembly 402, and the vertical limiting member 301 is located above the chain conveying assembly 401;

the vertical limiting piece 301 is movably arranged on the rack 1 along the vertical direction, the vertical limiting piece 301 can be slidably connected with the rack 1, the vertical driving piece 302 drives the vertical limiting piece 301 to vertically lift, the vertical driving piece 302 is a rack driving assembly in which a first motor (not shown in the figure) is matched with a first gear 3022, the first gear 3022 rack comprises a first gear 3022 and a first rack 3021, the first rack 3021 is fixed with the vertical limiting piece 301, the first gear 3022 is meshed with the first rack 3021, a rotating shaft of the first motor is coaxially fixed with the first gear 3022, the first motor is arranged to drive the first gear 3022 to rotate forward and backward so as to drive the vertical limiting piece 301 to vertically lift, and the distance from the lower surface of the vertical limiting piece 301 to the upper surface of the single-piece pipe conveying device is H;

if the section of the pipe 8 is rectangular, the minimum section size of the pipe 8 is A, the maximum section size of the pipe 8 is B, and A is more than H and less than B; if the section of the pipe 8 is square, A is the side length of the section of the pipe 8, and B is the diagonal length of the section of the pipe 8; if the section of the pipe 8 is rectangular, A is the width length of the section of the pipe 8, and B is the diagonal length of the section of the pipe 8;

if the section size of the pipe 8 is circular, the diameter of the pipe 8 is D, and D is more than H and less than 2D.

Referring to fig. 1 and 3, one end of a chain conveying assembly 401 is butted with the magazine 2, and the other end of the chain conveying assembly 401 is butted with the pushing assembly 402, specifically, the chain conveying assembly 401 includes a conveying motor (not shown in the figure), a conveying chain wheel set 4011 and a conveying chain 4012, the conveying motor drives the conveying chain wheel set 4011 to rotate, the conveying chain 4012 is horizontally arranged, the upper half portion of the conveying chain 4012 is driven by the conveying chain wheel set 4011 to move from the rear side to the front side of the rack 1, and the upper surface of the pulling wheel 203 is higher than the upper surface of the upper half portion of the conveying chain 4012, so that the tube 8 can be smoothly transferred from the magazine belt 202 to the conveying chain 4012.

Referring to fig. 1, 3, 6, pusher assembly 402 comprises a sinking plate 4021, a retainer plate 4022, and a push plate 4023, the sinking plate 4021 interfaces with the upper surface of the upper half of conveyor chain 4012 in chain conveyor assembly 401, and sinking plate 4021 makes an angle α with the horizontal, 25 ° α or more and 35 ° or less, preferably α is 30 °.

The sinking plate 4021 is fixedly connected with the frame 1, the limiting plate 4022 comprises a receiving surface 40221 and a guiding end surface 40222 perpendicular to the receiving surface 40221, the receiving surface 40221 is perpendicular to the plate surface of the sinking plate 4021, the limiting plate 4022 is movably arranged in the direction parallel to the plate surface of the sinking plate 4021, the frame 1 is provided with a limiting driving member 9 for driving the limiting plate 4022 to move back and forth, in this embodiment, the limiting driving member 9 is also a combination of a second motor (not shown) and a second gear 902 rack assembly (not shown), the second gear 902 rack assembly comprises a second gear 902 and a second gear 901, the second gear 901 is fixed on the sinking plate 4021 and enables the second gear 901 to be parallel to the plate surface of the sinking plate 4021, the second gear 902 is rotatably arranged on the frame 1, and the second gear is coaxially fixed with the rotating shaft of the second motor 902, the second gear 902 is driven by the second motor (not shown), in order to adapt to the conveying of the pipe 8 with long length, a plurality of limiting plates 4022 are arranged along the conveying direction perpendicular to the pipe 8, a limiting driving part 9 is arranged corresponding to each limiting plate 4022, and the second gears 902 of all the limiting driving parts 9 are fixedly connected through a first connecting rod 9021, so that all the limiting plates 4022 can be synchronously driven to move through one second motor.

Referring to fig. 3, 11 and 12, the push plate 4023 includes a limit datum surface 40231 and an abutting end surface 40232 perpendicular to the limit datum surface 40231, the limit datum surface 40231 is parallel to the receiving surface 40221, the push plate 4023 is movably disposed in a direction parallel to the receiving surface 40221, a rack 1 is provided with a push driving member 10 for driving the push plate 4023 to reciprocate, in this embodiment, the push driving member 10 is a rack assembly including a third motor (not shown) and a third gear 1002, the rack assembly (not shown) includes a third gear 1002 and a third rack 1001, the third rack 1001 is fixed on the push plate 4023, the third rack 1001 is disposed perpendicular to the plate surface of the sinking plate 4021, the third gear 1002 is rotatably disposed on the rack 1, the third gear 1002 is fixedly connected to a rotating shaft of the motor, the third gear 1002 is driven by the third motor (not shown), in order to adapt to the conveying of the long pipes 8, a plurality of push plates 4023 are arranged along the direction perpendicular to the conveying direction of the pipes 8, a push driving member 10 is arranged corresponding to each push plate 4023, and the third gears 1002 of all the push driving members 10 are fixedly connected through a second connecting rod 1003, so that all the push plates 4023 can be synchronously driven to move through a third motor.

Referring to fig. 1 and 3, an auxiliary limit plate 3011 may be further fixedly disposed on the vertical limit piece 301, an auxiliary limit surface 30111 parallel to the receiving surface 40221 is disposed on the auxiliary limit plate 3011, and a gap is maintained between the auxiliary limit surface 30111 and the receiving surface 40221 for the pipe 8 to pass through.

When the single piece pushes materials, the limiting driving piece 9 drives the limiting plate 4022 to move towards the direction close to the limiting reference surface 40231 along the direction parallel to the plate surface of the sinking plate 4021 until the distance D between the bearing surface 40221 and the limiting reference surface 40231 is shorter than A and shorter than D and shorter than 2A, and if the pipe 8 is a circular pipe, D and shorter than D and shorter than 2D.

Referring to fig. 1, 11 and 12, the jacking device 5 includes a support frame 501, a lifting driving member 502 for driving the support frame 501 to lift, a horizontal receiving portion 503 and a vertical positioning portion 504 disposed on the support frame 501, in this embodiment, the lifting driving member 502 is a combination of a fourth motor and a fourth rack assembly, the fourth rack includes a fourth gear and a fourth rack, the fourth rack is fixedly connected to the support frame 501, the fourth rack is disposed along a vertical direction, the fourth gear is rotatably disposed on the frame 1, the fourth gear is coaxially and fixedly connected to a rotating shaft of the fourth motor, and the fourth gear is driven by the fourth motor to rotate, so that when the fourth motor drives the fourth gear to rotate, the support frame 501 is driven to lift vertically;

the horizontal bearing part 503 and the vertical positioning part 504 are both rotating rollers, and an angle β is formed between the rotation center line of the horizontal bearing part 503 and the horizontal surface of the support frame 501, and β is 5 °, so that the pipe 8 slides along the surface of the horizontal bearing part 503 to contact with the surface of the vertical positioning part under the action of self-weight, and the subsequent positioning and measurement of the pipe 8 are facilitated.

It should be noted that, when the horizontal receiving portion is at the lowest position, both the guide end surface 40222 and the abutting end surface 40232 can be lifted to be located above the horizontal receiving portion, so that the pipe 8 can smoothly slide down onto the horizontal receiving portion.

Referring to fig. 7 to 10, the posture detecting device includes a width measuring device 701 and a height measuring device 702, the width measuring device 701 is disposed on the frame, the height measuring device 702 is disposed on the frame 1 or on the clamping feeding assembly 6, in this embodiment, the width measuring device 701 includes a width measuring telescopic cylinder 7011 and a width measuring linear displacement sensor 7012, the width measuring telescopic cylinder is disposed along the horizontal direction, a fixed end of the width measuring telescopic cylinder is fixed to the frame 1, a telescopic end of the width measuring telescopic cylinder extends toward the vertical positioning portion 504, and the width measuring linear displacement sensor 7012 is connected to a telescopic end of the width measuring telescopic cylinder.

Referring to fig. 7 and 8, the distance moved by the end of the width-measuring telescopic cylinder in the process of extending from the original point to the surface of the vertical positioning portion 504 is a certain value L0, the telescopic end of the width-measuring telescopic cylinder extends towards the position close to the vertical positioning portion 504 until the end of the width-measuring telescopic cylinder abuts against the side of the pipe 8 away from the vertical positioning portion 504, the distance L1 moved by the telescopic end of the width-measuring telescopic cylinder is recorded by the width-measuring linear displacement sensor 7012, and the size L2 of the pipe 8 in the horizontal direction is L0-L1.

Referring to fig. 1, 4 and 5, the height measuring device 702 is disposed on the clamping and feeding assembly 6, the upper clamping and feeding assembly 6 includes a clamping jaw assembly 601, the clamping jaw assembly 601 includes a clamping head 6011, an upper clamping jaw 6012 disposed on the clamping head 6011, a lower clamping jaw 6013, and a clamping driving member 6014 for driving the upper clamping jaw 6012 and the lower clamping jaw 6013 to approach or separate from each other, the clamping head 6011 is slidably disposed on the frame 1 along a horizontal direction, a horizontal driving member 602 for driving the clamping head 6011 to move is disposed on the frame 1, and the horizontal driving member 602 may be a telescopic cylinder, a telescopic hydraulic cylinder, or a motor and gear rack assembly.

The height measuring device 702 is arranged on the chuck 6011, the height measuring device 702 comprises a height measuring linear displacement sensor 7021, and the height measuring linear displacement sensor 7021 is connected with the upper clamping jaw 6012 or the lower clamping jaw 6013.

In this embodiment, the upper clamping jaw 6012 and the lower clamping jaw 6013 are both movably disposed on the chuck 6011 along a vertical direction, and the clamping driving member 6014 drives the upper clamping jaw 6012 and the lower clamping jaw 6013 to move close to each other or away from each other at the same time.

Referring to fig. 5, the clamping driving member 6014 includes a clamping telescopic cylinder 60141, a plurality of driving racks 60142, and a driving gear 60143, where the driving racks 60142 are respectively disposed one corresponding to the upper jaw 6012 and the lower jaw 6013, two driving racks 60142 are both engaged with the driving gear 60143 and respectively located at two sides of an axis of the driving gear 60143, a fixed end of the clamping telescopic cylinder 60141 is fixed to the chuck 6011, and a telescopic end of the clamping telescopic cylinder 60141 is fixed to the upper jaw 6012 or the lower jaw 6013, in this embodiment, the clamping telescopic cylinder 60141 is fixed to the upper jaw 6012.

Referring to fig. 9 and 10, one height measurement linear displacement sensor 7021 is provided, and the height measurement linear displacement sensor 7021 is connected to the upper or lower clamping jaw 6013, in this embodiment, the height measurement linear displacement sensor is fixed to the upper clamping jaw 6012.

Referring to fig. 1 and 12, the jacking device 5 further includes an auxiliary supporting telescopic cylinder 505 disposed on a side surface of the supporting frame 501, a fixed end of the auxiliary supporting telescopic cylinder 505 is fixed to the supporting frame 501, a telescopic end of the auxiliary supporting telescopic cylinder 505 is disposed upward, and the auxiliary supporting telescopic cylinder 505 is capable of extending to be flush with an upper surface of the horizontal receiving portion.

Example two

The embodiment discloses another kind of laser pipe cutting machine feeding equipment, and based on the first embodiment, the difference between the first embodiment and the second embodiment is that:

in one embodiment, one of the upper clamping jaw and the lower clamping jaw is a fixed clamping jaw, the other clamping jaw is a movable clamping jaw, the movable clamping jaw is movably arranged on the chuck along the vertical direction, the clamping driving part is a clamping telescopic cylinder, the fixed end of the clamping telescopic cylinder is fixed with the chuck, the telescopic end of the clamping telescopic cylinder is fixed with the movable clamping jaw, one height measuring linear displacement sensor is arranged, and the height measuring linear displacement sensor is connected with the movable clamping jaw.

Because the height measurement linear displacement sensor is the measurement origin when the upper clamping jaw and the lower clamping jaw are closed, the height measurement linear displacement sensor extends along with the movement of the upper clamping jaw or the lower clamping jaw, and the moving distance of the movable clamping jaw is the size of the pipe along the vertical direction.

EXAMPLE III

The embodiment discloses another kind of laser pipe cutting machine charging equipment, and based on the above embodiment, the difference between the embodiment and the above embodiment lies in:

referring to fig. 13, the height measuring device 702 is disposed on the rack, the height measuring device 702 includes a height measuring telescopic cylinder 7022 and a height measuring linear displacement sensor 7021, the height measuring telescopic cylinder 7022 is located above the horizontal receiving portion 503, a fixed end of the height measuring telescopic cylinder 7022 is connected to the rack 1, a telescopic end of the height measuring telescopic cylinder 7022 extends along the horizontal receiving portion 503 and in a direction perpendicular to the horizontal receiving portion 503, the height measuring linear displacement sensor 7021 is fixed to the fixed end of the height measuring telescopic cylinder 7022, and a measuring end of the height measuring linear displacement sensor 7021 is fixed to the telescopic end of the height measuring telescopic cylinder 7022.

The moving distance of the end part of the height measuring telescopic cylinder 7022 in the process of extending from the original point to the surface of the horizontal bearing part 503 is a certain value X0, when the pipe is measured, the telescopic end of the height measuring telescopic cylinder 7022 extends towards the direction close to the horizontal bearing part 503 until the end part of the height measuring telescopic cylinder 7022 is abutted to the surface of the pipe 8 departing from the horizontal bearing part 503, the height measuring linear displacement sensor 7021 moves along with the telescopic end of the height measuring telescopic cylinder 7022, the moving distance X1 of the telescopic end of the height measuring telescopic cylinder 7022 is recorded, and the section size X2 of the pipe 8 in the direction perpendicular to the horizontal bearing part 503 is X0-X1.

Referring to fig. 13, the housing 1 is provided with a bypass drive assembly 11 which, in this embodiment,

the avoidance driving component 11 drives the height measuring device 702 to move horizontally to avoid lifting of the support frame 501, the height measuring telescopic cylinder 7022 is movably arranged on the rack 1 along the horizontal direction, the avoidance driving component 11 comprises an avoidance translational driving component 1101 for driving the height measuring telescopic cylinder to horizontally reciprocate, the avoidance translational driving component 1101 can be a pneumatic telescopic cylinder, a hydraulic telescopic cylinder or an electric telescopic cylinder, and can also be a combination of a fifth motor and a fifth rack and pinion component, when the avoidance translational driving component 1101 is the pneumatic telescopic cylinder, the hydraulic telescopic cylinder or the electric telescopic cylinder, the fixed end of the avoidance translational driving component 1101 is fixed with the rack 1, the telescopic end of the avoidance translational driving component 1101 is fixedly connected with the fixed end of the height measuring telescopic cylinder 7022, and the height measuring telescopic cylinder 7022 is driven to move horizontally by stretching of the avoidance translational driving component 1101;

when the avoidance translational driving part 1101 is a combination of the fifth motor and the fifth rack gear assembly, the fifth rack gear comprises a fifth gear and a fifth rack, the fifth rack gear is horizontally fixed on the altimetry telescopic cylinder 7022, the fifth gear is engaged with the fifth rack gear, the fifth gear is rotatably arranged on the rack 1, and the fifth gear is coaxially fixed with a rotating shaft of the fifth motor, so that the fifth motor rotates, the fifth rack gear is driven by the fifth gear to move, and the altimetry telescopic cylinder 7022 is driven to horizontally move.

Example four

The embodiment discloses another kind of laser pipe cutting machine charging equipment, and based on embodiment three, the embodiment is different from the embodiment in that:

referring to fig. 14, the avoidance driving assembly 11 drives the height measuring device 702 to swing horizontally to avoid the lifting of the support frame 501, the avoidance driving assembly 11 includes a swing driving member 1102 and a swing rod 1103, the swing driving member 1102 is disposed on the rack 1, the swing driving member 1102 may be a motor, a rotating shaft of the motor is connected to one end of the swing rod 1103, and the other end of the swing rod 1103 is fixedly connected to the telescopic cylinder 7022.

EXAMPLE five

The embodiment discloses a pipe feeding method, based on the feeding equipment of the laser pipe cutting machine, which comprises the following steps:

s1: the storage device is used for feeding materials to the pipe tiling device and conveying at least one pipe to the pipe tiling device, specifically, the material pulling wheel rotates to wind the storage belt, so that the height of the storage belt is increased, the pipe is lifted until the pipe can fall on the conveying chain, and the pipe is conveyed to the front side of the rack by the conveying chain;

s2: the pipe tiling device tiles the pipes so that the pipes are conveyed in a single-layer horizontal state;

s3: the single pipe conveying device transfers the flatly laid pipes to the jacking device one by one, a horizontal bearing part of the jacking device supports the pipes, the side faces of the pipes are abutted against the surface of a vertical positioning part of the jacking device, specifically, the pipes are conveyed to a sinking plate by a conveying chain, after the pipes fall on the sinking plate, a limiting driving part drives a limiting plate to move towards the direction close to a limiting reference surface along the direction parallel to the plate face of the sinking plate, in the moving process, the bearing face is abutted against the pipes and pushes the pipes upwards until the distance d between the bearing face and the limiting reference surface is larger than 1 time of the minimum width of the pipes and smaller than 2 times of the minimum size of the pipes, the limiting plate stops moving, a pushing driving part drives a pushing plate to push the pipes upwards towards the direction close to a guide end face, after the abutting end face is abutted against the pipes, because the distance d between the bearing face and the limiting reference surface is larger than 1 time of the minimum width of the pipes and smaller than, therefore, the push plate can only lift a single pipe up along the bearing surface until the pipe is jacked to the guide end surface by the supporting plate, the pipe slides down to the horizontal bearing part of the jacking device along the guide end surface, and the pipe is abutted against the vertical positioning part under the action of self weight because the water bearing part forms an included angle beta with the horizontal plane;

s4: the width measuring device works: the width measuring telescopic cylinder extends until the end part of the width measuring telescopic cylinder is abutted against the surface of the pipe, the moving distance from the original point to the surface of the vertical positioning part is a certain value L0, the telescopic end of the width measuring telescopic cylinder extends towards the position close to the vertical positioning part until the end part of the width measuring telescopic cylinder is abutted against the side surface of the pipe departing from the vertical positioning part, the moving distance L1 of the telescopic end of the width measuring telescopic cylinder is recorded by a width measuring linear displacement sensor, and the size L2 of the pipe along the horizontal direction is L0-L1;

s5: the pipe is lifted by the jacking device until the pipe is lifted to a clamping range of the clamping and feeding assembly, and the horizontal driving piece drives the chuck to move so that the pipe is positioned between the upper clamping jaw and the lower clamping jaw;

s6: the height measuring device works to measure the height: the clamping driving piece drives the upper clamping jaw and the lower clamping jaw to approach to clamp the pipe, the height measuring sensor records the moving distance of the upper clamping jaw or the lower clamping jaw, and the size L3 of the pipe in the vertical direction is obtained through conversion;

s7: judging the posture of the pipe, if the section of the clamped pipe is circular or square, | L2-L3| < delta L (delta L is a preset allowable error value), the pipe is not deformed and meets the processing requirement; if L2-L3L is greater than delta L, the pipe is deformed greatly and can be screened out for correction and then used;

if the section of the clamped pipe is rectangular, and L2-L3 is more than 0, the surface of the long side of the section of the pipe is in a horizontal state, and the surface of the wide side of the section of the pipe is in a vertical state; otherwise, the surface of the long side of the section of the pipe is in a vertical state, and the surface of the wide side is in a horizontal state;

s8: and continuously feeding or abandoning the pipe according to the detection and judgment result of S7, and accurately positioning the pipe according to the detection and judgment result.

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. The utility model provides a laser pipe cutting machine charging equipment, includes frame (1), frame (1) has set gradually storage device (2), tubular product tiling device (3), single tubular product conveyor (4), jacking device (5) and centre gripping material loading subassembly (6) by the orientation to the front, its characterized in that still includes gesture detection device, gesture detection device is including surveying wide device (701) and height measurement device (702), survey wide device (701) and set up on frame (1), height measurement device (702) set up in on centre gripping material loading subassembly (6) or on frame (1).

2. The laser pipe cutting machine feeding equipment as claimed in claim 1, wherein the jacking device (5) comprises a support frame (501), a lifting driving member (502) for driving the support frame (501) to lift, a horizontal bearing part (503) and a vertical positioning part (504) which are arranged on the support frame (501);

survey wide device (701) including survey wide telescoping cylinder (7011) and survey wide linear displacement sensor (7012), survey wide telescoping cylinder (7011) and set up along the horizontal direction, survey the stiff end of wide telescoping cylinder (7011) with frame (1) is fixed, its flexible end court vertical positioning portion (504) are flexible, survey wide linear displacement sensor (7012) with survey the flexible end connection of wide telescoping cylinder (7011).

3. The laser pipe cutting machine feeding equipment according to claim 1 or 2, wherein the clamping and feeding assembly (6) comprises a clamping jaw assembly (601), the clamping jaw assembly (601) comprises a chuck (6011), an upper clamping jaw (6012) arranged on the chuck (6011), a lower clamping jaw (6013) and a clamping driving member (6014) for driving the upper clamping jaw (6012) and the lower clamping jaw (6013) to approach or separate from each other, the height measuring device (702) is arranged on the chuck (6011), the height measuring device (702) comprises a height measuring linear displacement sensor (7021), and the height measuring linear displacement sensor (7021) is connected with the upper clamping jaw (6012) or the lower clamping jaw (6013).

4. The laser pipe cutting machine feeding equipment according to claim 3, wherein one of the upper clamping jaw (6012) and the lower clamping jaw (6013) is a fixed clamping jaw, the other clamping jaw is a movable clamping jaw, the movable clamping jaw is movably arranged on the clamping head (6011) in the vertical direction, the clamping driving piece (6014) is a clamping telescopic cylinder (60141), the fixed end of the clamping telescopic cylinder (60141) is fixed to the clamping head (6011), the telescopic end of the clamping telescopic cylinder (60141) is fixed to the movable clamping jaw, one height measurement linear displacement sensor (7021) is arranged, and the height measurement linear displacement sensor (7021) is connected to the movable clamping jaw.

5. The laser pipe cutting machine feeding apparatus according to claim 3, wherein the upper clamping jaw (6012) and the lower clamping jaw (6013) are both movably disposed on the chuck (6011) in a vertical direction, and the clamping driving member (6014) drives the upper clamping jaw (6012) and the lower clamping jaw (6013) to move toward or away from each other simultaneously.

6. The laser pipe cutting machine feeding apparatus according to claim 3, wherein the clamping driving member (6014) comprises a clamping telescopic cylinder (60141), a plurality of driving racks (60142) and a driving gear (60143), the driving racks (60142) are respectively arranged corresponding to the upper clamping jaw (6012) and the lower clamping jaw (6013), the driving racks (60142) are respectively engaged with the driving gear (60143), the fixed end of the clamping telescopic cylinder (60141) is fixed with the chuck (6011), and the telescopic end of the clamping telescopic cylinder (60141) is fixed with the upper clamping jaw (6012) or the lower clamping jaw (6013).

7. The laser pipe cutting machine feeding equipment according to claim 6, wherein one of the height measurement linear displacement sensors (7021) is provided, and the height measurement linear displacement sensor (7021) is connected with the upper clamping jaw (6012) or the lower clamping jaw (6013).

8. The laser pipe cutting machine feeding equipment according to claim 2, wherein the height measuring device (702) comprises a height measuring telescopic cylinder (7022) and a height measuring linear displacement sensor (7021), the height measuring telescopic cylinder (7022) is located above the horizontal bearing part (503), a fixed end of the height measuring telescopic cylinder (7022) is connected with the rack (1), a telescopic end of the height measuring telescopic cylinder (7022) extends and retracts along the direction perpendicular to the horizontal bearing part (503) and is arranged along the horizontal bearing part (503), the height measuring linear displacement sensor (7021) is fixed with the fixed end of the height measuring telescopic cylinder (7022), and a measuring end of the height measuring linear displacement sensor (7021) is fixed with the telescopic end of the height measuring cylinder (7022).

9. The laser pipe cutting machine feeding equipment according to claim 8, wherein an avoiding driving assembly (11) is arranged on the machine frame (1), and the avoiding driving assembly (11) drives the height measuring device (702) to horizontally swing or horizontally move so as to avoid the lifting of the support frame (501).

10. The laser pipe cutting machine feeding device according to claim 1, 2, 4, 5, 6, 7, 8 or 9, wherein the single piece pipe conveying device (4) comprises a chain conveying assembly (401) and a pushing assembly (402), the chain conveying assembly (401) is arranged below the pipe tiling device (3), one end of the chain conveying assembly (401) is butted with the stocker (2), the other end is butted with the pushing assembly (402), the pushing assembly (402) comprises a lower sinking plate (4021), a limiting plate (4022) and a pushing plate (4023), the lower sinking plate (4021) is butted with the upper surface of the chain conveying assembly (401), the lower sinking plate (4021) forms an angle alpha with the horizontal plane, the angle alpha is more than or equal to 25 degrees and less than or equal to 35 degrees, the limiting plate (4022) comprises a bearing surface (40221) and a guide end surface (40222) perpendicular to the bearing surface (40221), the face of accepting (40221) the perpendicular to the face setting of sinking board (4021), limiting plate (4022) are along being on a parallel with the face direction activity setting of sinking board (4021), be provided with the drive on frame (1) limiting driving piece (9) of limiting plate (4022) round trip movement, push pedal (4023) include spacing reference surface (40231) and with spacing reference surface (40231) vertically butt end face (40232), spacing reference surface (40231) with accept face (40221) parallel arrangement, push pedal (4023) are along being on a parallel with the direction activity setting of accepting face (40221), be provided with the drive on frame (1) push away material driving piece (10) of push pedal (4023) reciprocating movement.

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