CN111299439B

CN111299439B - Automatic positioning structure and expanding tube flaring system

Info

Publication number: CN111299439B
Application number: CN202010264308.2A
Authority: CN
Inventors: 刘韦良; 张玉全; 鲁鹏; 张秀峰
Original assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2022-03-01
Anticipated expiration: 2040-04-07
Also published as: CN111299439A

Abstract

The invention relates to an automatic positioning structure and a tube expanding and flaring system, which comprise a positioning pushing piece, a first transverse blocking piece and a second transverse blocking piece, wherein the first transverse blocking piece and the second transverse blocking piece are arranged on the positioning pushing piece; the transverse driving piece is connected with the first transverse stopping piece and/or the second transverse stopping piece and is used for driving the first transverse stopping piece and/or the second transverse stopping piece to move relative to the positioning pushing piece, so that the first transverse stopping piece and the second transverse stopping piece can clamp a product to be processed in the left-right direction; the front driving piece and the rear driving piece are used for driving the positioning pushing piece to move in the front-rear direction; and the lifting driving piece is used for driving the positioning pushing piece to lift in the longitudinal direction. The expansion pipe processing station can be accurately placed on the product to be processed, the expansion pipe processing station can be accurately withdrawn, and the processing precision and efficiency are improved.

Description

Automatic positioning structure and expanding tube flaring system

Technical Field

The invention relates to the technical field of two-machine processing equipment, in particular to an automatic positioning structure and a tube expanding and flaring system.

Background

The two devices (condenser and evaporator) are the core components of the air conditioning system, and the processing quality directly reflects the quality of the air conditioning system. The two devices comprise copper pipes for the circulation of refrigerant, and the cold quantity or the heat quantity of the refrigerant in the copper pipes is exchanged into the air outside the copper pipes so as to assist in realizing the refrigeration or heating process in the air conditioning system. And the two devices need to perform tube expansion and flaring processing on the copper tube in the processing process. Because two wares structures are huge, go up unloading process stability and efficiency and be lower, lead to carrying out the expand tube and flaring machining efficiency lower to two wares in the expand tube flaring system.

Disclosure of Invention

In view of the above, there is a need for an automatic positioning structure and tube expanding and flaring system that improves the efficiency of the process.

An automatic positioning structure comprises

The front side surface of the positioning pushing piece can be attached to the front side surface of a product to be processed;

the first transverse blocking piece and the second transverse blocking piece are both connected with the positioning pushing piece, the first transverse blocking piece and/or the second transverse blocking piece can move transversely relative to the positioning pushing piece, and the first transverse blocking piece and the second transverse blocking piece are arranged at intervals in the transverse direction;

the transverse driving piece is connected with the first transverse stopping piece and/or the second transverse stopping piece and is used for driving the first transverse stopping piece and/or the second transverse stopping piece to move relative to the positioning pushing piece, so that the first transverse stopping piece and the second transverse stopping piece can clamp the product to be processed in the left-right direction;

the front driving piece and the rear driving piece are connected with the positioning pushing piece and used for driving the positioning pushing piece to move in the front-rear direction;

and the lifting driving piece is connected with the positioning pushing piece and used for driving the positioning pushing piece to lift in the longitudinal direction.

Above-mentioned scheme provides an automatic positioning structure, and mainly used treats in the processing of product expand tube processing and the flaring course of working, realizes treating the accurate unloading of processing product fast, improves machining efficiency. In particular, the product to be processed may be a condenser or an evaporator. In the use process, the first transverse blocking piece and the second transverse blocking piece are respectively positioned at the left side and the right side of a product to be processed, then the transverse driving piece drives the first transverse blocking piece and/or the second transverse blocking piece to move, so that the first transverse blocking piece and the second transverse blocking piece are respectively clamped at the left side and the right side of the product to be processed, and then the front driving piece and the rear driving piece operate to push the clamped product to be processed to an expanding tube processing station of an expanding tube flaring system. And then the lifting driving piece operates to enable the product to be processed to descend to a position corresponding to the supporting seat on the tube expanding and flaring system, so that the copper tube of the product to be processed is positioned in the supporting seat. And then the transverse driving piece, the lifting driving piece and the front and rear driving pieces operate in sequence to release the product to be processed and exit from the processing station of the product to be processed. After the product to be processed is processed on the tube expanding and flaring system, the front driving piece and the rear driving piece operate to enable the first transverse blocking piece, the second transverse blocking piece and the positioning pushing piece to move to the positions corresponding to the processed product, and then the transverse driving piece operates to enable the first transverse blocking piece and the second transverse blocking piece to be clamped on the left side and the right side of the processed product respectively. The lifting drive is then operated to lift the product off the support base. And the front driving piece and the rear driving piece operate to enable the product to exit from an expanding tube processing station of the expanding tube flaring system. In the whole process, workers do not need to carry, the positioning and clamping of the product to be processed are realized directly through the positioning pushing piece, the first transverse blocking piece and the second transverse blocking piece, so that the product to be processed can be accurately placed on the expansion pipe processing station, meanwhile, the expansion pipe processing station can be accurately withdrawn, and the processing precision and efficiency are improved.

In one embodiment, the automatic positioning structure further includes a plurality of positioning pushing members, the positioning pushing members are longitudinally arranged at intervals, each positioning pushing member is connected with the front and rear driving members and the lifting driving member, each positioning pushing member is provided with the first transverse stopper and the second transverse stopper, and the pushing member driving member is connected with the positioning pushing member and used for adjusting the relative position of the positioning pushing member and other positioning pushing members in the front and rear direction.

In one embodiment, the automatic positioning structure further comprises a pushing support, the pushing support is supported between the lifting driving member and the pushing driving member, a screw nut structure is formed between the pushing support and the lifting driving member, and a screw of the screw nut structure is arranged along the longitudinal direction.

In one embodiment, the pushing driving member is a first telescopic cylinder, the pushing support is connected to the fixing portion of the first telescopic cylinder, a movable telescopic rod of the first telescopic cylinder is connected to the positioning pushing member, and the movable telescopic rod is arranged in the front-back direction.

In one embodiment, the number of the pushing driving parts is multiple, each positioning pushing part is correspondingly connected with two pushing driving parts, and the two pushing driving parts are respectively arranged at two ends of the positioning pushing part.

In one embodiment, the lifting driving member is disposed on the front and rear driving members, and the front and rear driving members indirectly drive the positioning pushing member to move in the front and rear directions by driving the lifting driving member.

In one embodiment, the automatic positioning structure further includes a sliding seat and a supporting frame, the front and rear driving members are disposed on the sliding seat, a sliding rail is disposed on the sliding seat, the supporting frame is provided with a sliding groove matched with the sliding rail, the supporting frame is supported on the sliding rail, fixing portions of the front and rear driving members are connected with the sliding seat, moving portions of the front and rear driving members are connected with the supporting frame, the sliding rail is disposed along a front-rear direction, the fixing portions of the lifting driving members are connected with the supporting frame, and the moving portions of the lifting driving members are connected with the positioning pushing member.

In one embodiment, the number of the slide rails is two, the front and rear driving member is disposed between the two slide rails, the support frame comprises a door frame, two guide blocks and two reinforcing plates, the door frame is disposed along the longitudinal direction, the guide blocks are provided with the sliding grooves, the two guide blocks are respectively connected with the bottom ends of two side frames of the door frame, the reinforcing plates are supported between the top surfaces of the guide blocks and the top ends of the side frames of the door frame, the guide blocks, the reinforcing plates and the side frames form a triangle, and the lifting driving member is distributed between the two side frames of the door frame.

In one embodiment, the automatic positioning structure further comprises a main base, the sliding seat is arranged on the main base, and a rotary support is arranged between the sliding seat and the main base and can drive the sliding seat to rotate on a horizontal plane.

In one embodiment, guide rods are arranged on the upper side and the lower side of the positioning pushing piece respectively, the guide rods are arranged along the transverse direction, the first transverse blocking piece and/or the second transverse blocking piece comprise blocking strips and sliding blocks arranged at two ends of the blocking strips, the blocking strips are arranged in front of the positioning pushing piece at intervals, the blocking strips are arranged along the longitudinal direction, through holes are formed in the sliding blocks, the guide rods are inserted into the through holes, the transverse driving piece comprises a second telescopic cylinder, a fixing portion of the second telescopic cylinder is connected with the positioning pushing piece, a telescopic rod of the second telescopic cylinder is connected with the sliding blocks, and a telescopic rod of the second telescopic cylinder is arranged along the transverse direction.

The utility model provides an expand tube flaring system, is in including revolving stage, setting two ware support frames, expand tube structure, flaring structure and foretell automatic positioning structure on the revolving stage, expand tube structure with the relative interval of flaring structure sets up, two ware support frames are located expand tube structure with between the flaring structure, be equipped with the supporting seat that is used for the fixed product copper pipe of waiting to process on two ware support frames, the supporting seat with automatic positioning structure corresponds the setting, makes the product of waiting to process that automatic positioning structure held can be placed on the supporting seat, the revolving stage can drive two ware support frames are rotatory, makes the supporting seat is in expand tube processing station of expand tube structure with switch between the flaring processing station of flaring structure.

According to the scheme, the automatic positioning structure in any one of the embodiments is arranged in the expanding tube flaring system, so that a product to be processed is placed on the supporting seat quickly and accurately. And then the pipe expanding structure expands the pipe of the product to be processed placed on the supporting seat, and after the pipe expanding processing process is completed, the rotating platform drives the two supporting frames to rotate, so that the product to be processed moves to a flaring processing station corresponding to the flaring structure to perform flaring processing. After the flaring machining process is completed, the product to be machined is rotated back to the previous tube expansion machining station by the rotating table, and the machined product is unloaded from the supporting seat by the automatic positioning structure. The positioning and feeding and discharging processes of the two devices in the machining process can be accurately and reliably completed, and the machining efficiency is improved.

In one embodiment, the two supporting frames are provided with positioning baffles, the positioning baffles are positioned above the supporting seat, and the positioning baffles can be attached to the rear side face of a product to be processed placed on the supporting seat.

In one embodiment, the automatic positioning device further comprises a feeding and discharging robot hand, wherein the feeding and discharging robot hand is arranged corresponding to the automatic positioning structure and used for realizing the feeding and discharging process of a product to be processed on the automatic positioning structure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a front view of the automatic positioning structure of the present embodiment;

FIG. 2 is a left side view of the self-indexing arrangement shown in FIG. 1;

FIG. 3 is a top view of the self-aligning feature of FIG. 1;

FIG. 4 is an isometric view of the self-indexing arrangement of FIG. 1;

FIG. 5 is an enlarged view of a portion of FIG. 4 at A;

FIG. 6 is a top view of the tube expanding and flaring system of the present embodiment;

fig. 7 is a right side view of the tube expanding and flaring system of the present embodiment.

Description of reference numerals:

10. a tube expansion and flaring system; 11. a pipe expanding structure; 12. a flaring structure; 13. a supporting seat; 14. positioning a baffle plate; 15. a feeding and discharging manipulator; 20. an automatic positioning structure; 21. positioning a pushing piece; 211. a pushing member driving member; 212. a pusher holder; 213. a guide bar; 22. a first transverse stopper; 221. blocking strips; 222. a slider; 23. a second transverse barrier; 231. a transverse drive; 24. a front and rear driving member; 25. a lifting drive member; 26. a sliding seat; 261. a slide rail; 27. a support frame; 271. a door frame; 272. a guide block; 273. a reinforcing plate; 28. a main base; 29. and (4) rotating and supporting.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1 to 4, in one embodiment, an automatic positioning structure 20 is provided, as shown in fig. 6 and 7, and the automatic positioning structure 20 is mainly applied to a tube expanding and flaring system 10, and is used for quickly and accurately placing a product to be machined at a tube expanding and flaring station of the tube expanding and flaring system 10 and unloading the product from the tube expanding and flaring station. The main part that is used for fixing and supporting two wares on expand tube flaring system 10 is supporting seat 13, be equipped with the sunken that corresponds with the copper pipe of waiting to process the product on supporting seat 13, when waiting that the product of processing counterpoints accurate placing on supporting seat 13, wait to process the copper pipe of product and can insert in supporting seat 13 for wait that the product of processing is fixed on supporting seat 13. The product to be processed as described herein may be a condenser or an evaporator.

Specifically, as shown in fig. 1 and 4, in one embodiment, the automatic positioning structure 20 includes a positioning pusher 21, and a front side of the positioning pusher 21 can be attached to a front side of the product to be processed. The positioning push piece 21 is transversely arranged. When the product to be processed is clamped on the automatic positioning structure 20, the front and back side positioning of the product to be processed is determined by the positioning push piece 21.

Further, as shown in fig. 1, a first transverse stop 22 and a second transverse stop 23 are provided on the positioning pushing member 21, the first transverse stop 22 and/or the second transverse stop 23 can move in a transverse direction relative to the positioning pushing member 21, and the first transverse stop 22 and the second transverse stop 23 are laterally spaced. The lateral direction as referred to herein means a left-right direction at an angle as shown in fig. 1.

As shown in fig. 4, the automatic positioning structure 20 further includes a transverse driving member 231, and the transverse driving member 231 is connected to the first transverse stopper 22 and/or the second transverse stopper 23 and is used for driving the first transverse stopper 22 and/or the second transverse stopper 23 to move relative to the positioning pushing member 21, so that the first transverse stopper 22 and the second transverse stopper 23 can clamp the product to be processed in the left-right direction.

Under the limit action of the positioning pushing piece 21, the first transverse blocking piece 22 and the second transverse blocking piece 23, the to-be-processed product is accurately positioned on the automatic positioning structure 20.

Further, as shown in fig. 1 to 4, the automatic positioning structure 20 further includes a front-rear driving member 24 and a lifting driving member 25, both of which are connected to the positioning pushing member 21. The front and rear driving member 24 is used for driving the positioning pushing member 21 to move in the front and rear directions, and the lifting driving member 25 is used for driving the positioning pushing member 21 to lift in the longitudinal direction.

After the product to be processed is clamped and positioned among the positioning pushing piece 21, the first transverse stopping piece 22 and the second transverse stopping piece 23, the front and rear driving piece 24 operates to push the clamped product to be processed to the tube expanding processing station of the tube expanding and flaring system 10, and is positioned above the supporting seat 13 of the tube expanding processing station. And then the lifting driving piece 25 operates to enable the product to be processed to descend to correspond to the supporting seat 13 on the tube expanding and flaring system 10, so that the copper tube of the product to be processed is positioned in the supporting seat 13. Then, the transverse driving member 231, the lifting driving member 25 and the front and rear driving members 24 operate in sequence to release the product to be processed and exit the processing station of the product to be processed. After the product to be processed is processed on the tube expanding and flaring system 10, the front and rear driving members 24 operate to move the first transverse blocking member 22, the second transverse blocking member 23 and the positioning pushing member 21 to positions corresponding to the processed product to be processed, and then the transverse driving members 231 operate to clamp the first transverse blocking member 22 and the second transverse blocking member 23 on the left and right sides of the product to be processed, respectively. The lifting drive 25 is then operated to lift the product to be processed off the support 13. The front and rear driving members 24 operate to enable the product to be processed to exit the tube expansion processing station of the tube expansion flaring system 10. In the whole process, workers do not need to carry, the positioning and clamping of the product to be processed are realized directly through the positioning pushing piece 21, the first transverse blocking piece 22 and the second transverse blocking piece 23, so that the product to be processed can be accurately placed on the expansion pipe processing station, meanwhile, the expansion pipe processing station can be accurately withdrawn, and the processing precision and efficiency are improved.

Further, as shown in fig. 1, 2 and 4, in one embodiment, the positioning pushing element 21 is multiple, the positioning pushing elements 21 are arranged at intervals in the longitudinal direction, and each positioning pushing element 21 is connected to the front-rear driving element 24 and the lifting driving element 25. In other words, the front and rear driving members 24 can drive the respective positioning pushing members 21 to move in the front and rear direction, and the lifting driving members 25 can drive the respective positioning pushing members 21 to lift in the longitudinal direction. Each positioning pushing piece 21 is provided with the first transverse blocking piece 22 and the second transverse blocking piece 23. The automatic positioning structure 20 further includes a pushing driving member 211, wherein the pushing driving member 211 is connected to the positioning pushing member 21, and is used for adjusting the relative positions of the positioning pushing member 21 and other positioning pushing members 21 in the front-back direction.

During the use process, according to the size of the product to be processed, a suitable positioning push piece 21 and the first transverse blocking piece 22 and the second transverse blocking piece 23 on the positioning push piece 21 can be selected to clamp the product to be processed. Alternatively, a plurality of positioning pushers 21 and the first transverse stoppers 22 and the second transverse stoppers 23 on the positioning pushers 21 may be used to simultaneously clamp the product to be processed.

In order to enable the product to be processed to be stably positioned on the automatic positioning structure 20 during clamping and subsequent movement, the clamping assembly consisting of the positioning pusher 21, the first transverse barrier 22 and the second transverse barrier 23 is preferably clamped at an intermediate position of the product to be processed. And a plurality of positioning pushing pieces 21 are arranged, so that the automatic positioning structure 20 comprises a plurality of clamping assemblies which are arranged at intervals in the longitudinal direction, and a proper clamping assembly is selected as required to participate in the clamping and carrying process of the product to be processed.

Further, as shown in fig. 3 and 4, in an embodiment, the automatic positioning structure 20 further includes a pushing member bracket 212, the pushing member bracket 212 is supported between the lifting driving member 25 and the pushing member driving member 211, a lead screw nut structure is formed between the pushing member bracket 212 and the lifting driving member 25, and a lead screw of the lead screw nut structure is disposed along a longitudinal direction. When the screw rod rotates, the supporting frame 27 of the positioning pushing piece 21 moves in the longitudinal direction, so as to drive the pushing piece driving piece 211 to move in the longitudinal direction, and the positioning pushing piece 21 moves along with the movement of the pushing piece driving piece 211 in the longitudinal direction.

Particularly, when the clamping assemblies are multiple, in order to improve the synchronism of the longitudinal movement of each clamping assembly, after the pusher bracket 212 is provided, each pusher driving member 211 moves up and down synchronously with the pusher bracket 212 in the process of the longitudinal movement of the pusher bracket 212.

Further, as shown in fig. 2 and 4, in an embodiment, the pusher driving member 211 is a first telescopic cylinder, and the pusher bracket 212 is connected to a fixed portion of the first telescopic cylinder, for example, a cylinder body of the first telescopic cylinder. The movable telescopic rod of the first telescopic cylinder is connected with the positioning pushing piece 21, and the movable telescopic rod is arranged along the front-back direction. So that the movable telescopic rod drives the positioning pushing piece 21 to move back and forth in the telescopic process.

In the scheme, the front side surface of the positioning pushing piece 21 refers to a side surface, attached to the product to be processed, of the positioning pushing piece 21, and the front side surface of the product to be processed refers to a side surface, attached to the positioning pushing piece 21, of the product to be processed.

Further, in one embodiment, the front side of the positioning pusher 21 is located on a plane perpendicular to the horizontal plane.

More specifically, as shown in fig. 3, in an embodiment, the number of the pushing driving parts 211 is multiple, each of the positioning pushing parts 21 is correspondingly connected to two of the pushing driving parts 211, and the two pushing driving parts 211 are respectively disposed at two ends of the positioning pushing part 21. The stretching process of the pushing driving parts 211 at the two ends of the positioning pushing piece 21 enables the positioning pushing piece 21 to be attached to the front side of the product to be processed.

Further, as shown in fig. 1 to 4, in one embodiment, the lifting driving member 25 is disposed on the front and rear driving member 24, and the front and rear driving member 24 indirectly drives the positioning pushing member 21 to move in the front and rear directions by driving the lifting driving member 25 to move back and forth.

The lifting driving member 25 indirectly drives the pushing member driving member 211 to lift through the pushing member bracket 212, and the positioning pushing member 21 is driven to synchronously lift in the lifting process of the pushing member driving member 211.

Further specifically, as shown in fig. 1 to 4, in one embodiment, the automatic positioning structure 20 further includes a sliding seat 26 and a supporting frame 27. The front and rear driving part 24 is arranged on the sliding seat 26, a sliding rail 261 is arranged on the sliding seat 26, a sliding groove matched with the sliding rail 261 is formed in the supporting frame 27, the supporting frame 27 is supported on the sliding rail 261, the fixing part of the front and rear driving part 24 is connected with the sliding seat 26, the movable part of the front and rear driving part 24 is connected with the supporting frame 27, and the sliding rail 261 is arranged along the front and rear direction. When the front and rear driving members 24 operate, the supporting frame 27 slides along the sliding rail 261, so as to adjust the front and rear positions. The fixed part of the lifting driving member 25 is connected with the support frame 27, and the lifting driving member 25 moves back and forth along with the support frame 27 in the process of moving back and forth. The movable part of the lifting driving piece 25 is connected with the positioning pushing piece 21, and the positioning pushing piece 21 moves back and forth synchronously along with the lifting driving piece 25. Specifically, when the pushing driving member 211 is provided, the movable portion of the lifting driving member 25 is indirectly connected to the positioning pushing member 21 through the pushing driving member 211.

The weight of each driving member, the positioning pushing member 21, the first transverse blocking member 22, the second transverse blocking member 23 and the product to be processed is mainly transmitted to the sliding seat 26 through the supporting frame 27, and the front and rear driving members 24 mainly provide power for moving forward and backward without bearing excessive load.

Specifically, the front and rear driving members 24 may be designed in a screw nut structure, or in the form of a telescopic cylinder, which is not particularly limited herein.

Specifically, in one embodiment, as shown in fig. 1 to 4, there are two slide rails 261, and the front-rear driving member 24 is disposed between the two slide rails 261. As shown in fig. 2, the supporting frame 27 includes a door frame 271, two guide blocks 272 and two reinforcing plates 273, the door frame 271 is disposed along a longitudinal direction, the guide blocks 272 are provided with the sliding slots, the two guide blocks 272 are respectively connected to bottom ends of two side frames of the door frame 271, the reinforcing plates 273 are supported between top surfaces of the guide blocks 272 and top ends of the side frames of the door frame 271, and the guide blocks 272, the reinforcing plates 273 and the side frames form a triangle.

When the front and rear driving member 24 between the two sliding rails 261 is operated, the guide block 272 slides on the sliding rail 261, the triangular structure makes the supporting frame 27 have a stronger load bearing capability, and the cooperation between the guide block 272 and the sliding rail 261 makes the sliding process more stable.

Further, as shown in fig. 1, the lifting driving member 25 is distributed between two side frames of the door frame 271. The supporting frame 27 is stressed symmetrically in the left and right directions, and the whole supporting is more stable.

Further, as shown in fig. 1 to 4, in an embodiment, the automatic positioning structure 20 further includes a general base 28, the sliding seat 26 is disposed on the general base 28, a rotation support 29 is disposed between the sliding seat 26 and the general base 28, and the rotation support 29 can drive the sliding seat 26 to rotate on a horizontal plane, so as to adjust the orientation of the clamping position defined by the positioning pushing member 21, the first transverse blocking member 22, and the second transverse blocking member.

Further, in an embodiment, as shown in fig. 6 and 7, the tube expanding and flaring system 10 includes a feeding and discharging robot hand 15, where the feeding and discharging robot hand 15 is disposed corresponding to the automatic positioning structure 20, and is used for realizing a feeding and discharging process of a product to be processed on the automatic positioning structure 20. When the loading and unloading robot hand 15 needs to place a product to be processed on the automatic positioning structure 20, the rotary support 29 rotates, and the orientation of the clamping position is adjusted to a position where the loading and unloading robot hand 15 can operate conveniently.

For example, as shown in fig. 6 and 7, in one embodiment, the tube expanding and flaring system 10 has a tube expanding station located in front of the automatic positioning structure 20, and the loading and unloading robot 15 is located right behind the automatic positioning structure 20. When the feeding and discharging mechanical hand 15 needs to place a product to be processed on the automatic positioning structure 20, the rotary support 29 rotates, so that the clamping position faces to the right, and the feeding and discharging mechanical hand 15 is convenient to operate. After the product to be processed is placed on the automatic positioning structure 20, the rotary support 29 rotates to make the clamping position face forward, so that the product to be processed is placed on the supporting seat 13 of the tube expanding and flaring system 10 in the following process.

Further, in one embodiment, as shown in fig. 4 and 5, guide rods 213 are disposed on both upper and lower sides of the positioning and pushing member 21, and the guide rods 213 are disposed along the transverse direction. As shown in fig. 5, the first transverse blocking member 22 and/or the second transverse blocking member 23 includes a blocking strip 221 and sliding blocks 222 disposed at two ends of the blocking strip 221, the blocking strip 221 is disposed in front of the positioning pushing member 21 at intervals, the blocking strip 221 is disposed along the longitudinal direction, the sliding blocks 222 are provided with through holes, and the guide rods 213 are inserted into the through holes. The transverse driving member 231 comprises a second telescopic cylinder, a fixing part of the second telescopic cylinder is connected with the positioning pushing piece 21, a telescopic rod of the second telescopic cylinder is connected with the sliding block 222, and the telescopic rod of the second telescopic cylinder is transversely arranged.

When the second telescopic cylinder is in operation, the telescopic rod of the second telescopic cylinder stretches and retracts to drive the sliding block 222 to slide on the guide rod 213, so that the first transverse stopper 22 and/or the second transverse stopper 23 can be adjusted in the transverse direction.

Further, as shown in fig. 6 and 7, in another embodiment, there is provided a tube expanding and flaring system 10, which comprises a rotary table, two support frames 27 arranged on the rotary table, a tube expanding structure 11, a flaring structure 12 and an automatic positioning structure 20 in any one of the above embodiments. The tube expanding structure 11 and the flaring structure 12 are arranged oppositely at intervals, and the two supporting frames 27 are positioned between the tube expanding structure 11 and the flaring structure 12. Be equipped with the supporting seat 13 that is used for fixed product copper pipe of treating to process on two ware support frames 27, supporting seat 13 with automatic positioning structure 20 corresponds the setting, makes the product of treating of the centre gripping that automatic positioning structure 20 was held can be placed on the supporting seat 13, the revolving stage can drive two ware support frames 27 are rotatory, makes supporting seat 13 is in expand tube machining station of expand tube structure 11 with switch between the flaring machining station of flaring structure 12.

According to the tube expanding and flaring system 10 provided by the scheme, the automatic positioning structure 20 in any one of the embodiments is arranged, so that a product to be processed is placed on the supporting seat 13 quickly and accurately. And then the tube expanding structure 11 expands the tube of the product to be processed placed on the supporting seat 13, and after the tube expanding process is completed, the rotating platform drives the two supporting frames 27 to rotate, so that the product to be processed moves to a flaring processing station corresponding to the flaring structure 12 to perform flaring processing. After the flaring process is completed, the product to be processed is rotated back to the previous tube expansion processing station by the rotating table, and the product to be processed is unloaded from the supporting seat 13 by the automatic positioning structure 20. The positioning and feeding and discharging processes of the product to be processed in the processing process are accurately and reliably completed, and the processing efficiency is improved.

As shown in fig. 6, if the tube expansion processing station is defined as the front, the flaring processing station is located at the rear, and the rotary table is rotated by 180 ° to switch the product to be processed between the two processing stations.

Further, in an embodiment, as shown in fig. 6, a positioning baffle 14 is disposed on the two supporting frames 27, the positioning baffle 14 is located above the supporting base 13, and the positioning baffle 14 can be attached to the rear side of the product to be processed placed on the supporting base 13.

When the automatic positioning structure 20 pushes the product to be processed to be placed on the supporting seat 13, the rear side surface of the product to be processed is attached to the positioning baffle 14, and the positioning is accurate. The positioning baffle 14 rotates with the two support frames 27 during the rotation of the rotary table.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An automatic positioning structure is characterized by comprising,

the lifting driving piece is connected with the positioning pushing piece and used for driving the positioning pushing piece to lift in the longitudinal direction;

the positioning pushing device comprises a plurality of positioning pushing pieces, a first transverse blocking piece and a second transverse blocking piece, the positioning pushing pieces are arranged at intervals in the longitudinal direction, each positioning pushing piece is provided with the first transverse blocking piece and the second transverse blocking piece, the pushing piece driving pieces are connected with the positioning pushing pieces and used for adjusting the relative positions of the positioning pushing pieces and other positioning pushing pieces in the front-back direction, the pushing piece supports are supported between the lifting driving pieces and the pushing piece driving pieces, a screw rod nut structure is formed between the pushing piece supports and the lifting driving pieces, a screw rod of the screw rod nut structure is arranged in the longitudinal direction, and when the pushing piece supports move in the longitudinal direction, each pushing piece driving piece moves up and down along with the pushing piece support synchronously.

2. The automatic positioning structure of claim 1, wherein the pushing driving member is a first telescopic cylinder, the pushing bracket is connected to the fixed portion of the first telescopic cylinder, a movable telescopic rod of the first telescopic cylinder is connected to the positioning pushing member, and the movable telescopic rod is disposed in a front-back direction.

3. The automatic positioning structure of claim 1, wherein the number of the pushing driving members is plural, each of the positioning pushing members is correspondingly connected to two of the pushing driving members, and the two pushing driving members are respectively disposed at two ends of the positioning pushing member.

4. The automatic positioning structure according to any one of claims 1 to 3, wherein the lifting drive member is provided on the front-rear drive member, and the front-rear drive member indirectly drives the positioning push member to move in the front-rear direction by driving the lifting drive member.

5. The automatic positioning structure of claim 4, further comprising a sliding seat and a supporting frame, wherein the front and rear driving members are disposed on the sliding seat, a sliding rail is disposed on the sliding seat, the supporting frame is provided with a sliding slot matching with the sliding rail, the supporting frame is supported on the sliding rail, a fixed portion of the front and rear driving members is connected to the sliding seat, a movable portion of the front and rear driving members is connected to the supporting frame, the sliding rail is disposed along a front-rear direction, the fixed portion of the lifting driving member is connected to the supporting frame, and the movable portion of the lifting driving member is connected to the positioning pushing member.

6. The automatic positioning structure of claim 5, wherein the number of the sliding tracks is two, the front and rear driving members are disposed between the two sliding tracks, the supporting frame comprises a door frame, two guiding blocks and two reinforcing plates, the door frame is disposed along a longitudinal direction, the guiding blocks are provided with the sliding grooves, the two guiding blocks are respectively connected with bottom ends of two side frames of the door frame, the reinforcing plates are supported between top surfaces of the guiding blocks and top ends of the side frames of the door frame, the guiding blocks, the reinforcing plates and the side frames form a triangle, and the lifting driving members are distributed between the two side frames of the door frame.

7. The automatic positioning structure of claim 5, further comprising a main base, wherein the sliding seat is disposed on the main base, and a rotation support is disposed between the sliding seat and the main base, and the rotation support can drive the sliding seat to rotate on a horizontal plane.

8. The automatic positioning structure according to any one of claims 1 to 3, wherein guide rods are disposed on both upper and lower sides of the positioning pushing member, the guide rods are disposed in a transverse direction, the first transverse stopper and/or the second transverse stopper include a barrier strip and sliding blocks disposed at both ends of the barrier strip, the barrier strip is disposed in front of the positioning pushing member at an interval, the barrier strip is disposed in a longitudinal direction, the sliding blocks are provided with through holes, the guide rods are inserted into the through holes, the transverse driving member includes a second telescopic cylinder, a fixing portion of the second telescopic cylinder is connected to the positioning pushing member, a telescopic rod of the second telescopic cylinder is connected to the sliding blocks, and a telescopic rod of the second telescopic cylinder is disposed in a transverse direction.

9. The utility model provides an expand tube flaring system, its characterized in that includes the revolving stage, sets up two ware support frames, expand tube structure, flaring structure and any one of claims 1 to 8 on the revolving stage automatic positioning structure, expand tube structure with the relative interval setting of flaring structure, two ware support frames are located expand tube structure with between the flaring structure, be equipped with the supporting seat that is used for fixed product copper pipe of treating to process on two ware support frames, the supporting seat with automatic positioning structure corresponds the setting, makes the product of treating that the centre gripping of automatic positioning structure was held can be placed on the supporting seat, the revolving stage can drive two ware support frames are rotatory, makes the supporting seat is in expand tube processing station of expand tube structure with switch over between the flaring processing station of flaring structure.

10. The tube expanding and flaring system of claim 9, wherein a positioning baffle is arranged on the two supporting frames, the positioning baffle is positioned above the supporting seat, and the positioning baffle can be attached to the rear side face of a product to be processed placed on the supporting seat.

11. The tube expanding and flaring system of claim 9, further comprising a loading and unloading robot arm, wherein the loading and unloading robot arm is arranged corresponding to the automatic positioning structure and is used for realizing the loading and unloading process of a product to be processed on the automatic positioning structure.