CN212264342U - Necking machine - Google Patents

Abstract

The utility model provides a necking machine, include the organism and set up on the organism: a feeding structure; the first transfer structure is used for transferring and fixing the copper pipe; a first throat structure; welding a structure; the second transfer structure is used for receiving the copper pipe on the first transfer structure, transferring and fixing the copper pipe; the copper net discharging structure is used for supporting and discharging a copper net; the copper mesh shearing structure is used for shearing the copper mesh; the copper net pushing structure is right opposite to the partial structure of the second transfer structure and used for pushing a part of copper net positioned in the copper pipe into the copper pipe; the second necking structure is opposite to the other part structure of the second transfer structure; and the marking structure is used for marking the copper pipe. The utility model provides a pair of necking machine can make efficiency higher.

Description

Necking machine

Technical Field

The utility model belongs to the technical field of cell-phone fin processing, a throat machine is related to.

Background

A heat dissipation copper tube (also called VC sheet) for a mobile phone is a structure for dissipating heat and cooling the mobile phone, and generally, the raw material of the heat dissipation copper tube includes a copper tube and a copper mesh located in the copper tube.

The VC slice needs to be processed by the following steps in the production process: firstly, necking one end of a copper pipe, welding the port to seal the port, then putting a section of copper mesh into the copper pipe, pushing the copper mesh into the copper pipe, then necking the other end of the copper pipe, and after the necking is finished, pressing an indent, also called marking, on the portion of the necking at the end behind to prepare for the subsequent processing steps; these steps are currently performed separately, thus making the production less efficient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a throat machine aims at solving the problem that production efficiency is low.

In order to solve the technical problem, the utility model provides a necking machine, including the organism and set up in on the organism:

the feeding structure comprises two opposite supporting pieces, and the supporting pieces are V-shaped with upward openings;

the first transfer structure is used for transferring and fixing the copper pipe;

a first throat structure, the first throat structure being opposite a partial structure of the first transfer structure;

a welded structure facing another partial structure of the first transfer structure;

the second transfer structure is used for receiving the copper pipe on the first transfer structure, transferring and fixing the copper pipe;

a copper mesh discharging structure for supporting and discharging a copper mesh;

the copper mesh shearing structure is used for shearing the copper mesh;

the copper net pushing structure is right opposite to the partial structure of the second transfer structure and used for pushing a part of copper net positioned in the copper pipe into the copper pipe;

a second throat structure, the second throat structure being opposite to another partial structure of the second transfer structure;

and the marking structure is used for marking the copper pipe.

The utility model discloses further set up to, the feed structure includes two relative last flitch that set up and vertical setting in two striker plate between the last flitch, two go up the slope between the flitch and be provided with blanking plate, one go up the flitch with vertically between the striker plate be provided with two striker rods, support piece is located the striker rod deviates from the top of blanking plate, vertically be provided with first cylinder body under the blanking plate, the vertical a plurality of push-down bodies that are provided with in top of first cylinder body, first cylinder body can promote the top of push-down body is higher than the striker rod or is less than the striker plate, the top of push-down body is the tilt state, just push-down body top slope part's bottom is just right the striker rod.

The utility model discloses further set up to, it deviates from to keep off the material pole one side of support piece is provided with the fender material body that the cross-section is obtuse triangle-shaped, keep off the longest limit of material body laminate in keep off the material pole.

The utility model discloses further set up as, first transfer structure includes:

the top of the two first supporting rails is provided with a plurality of first supporting grooves in a facing way, and the distance between any two adjacent first supporting grooves is equal;

the first driving mechanism is provided with two transfer rails oppositely, the tops of the two transfer rails are provided with a plurality of second supporting grooves oppositely, the distance between any two adjacent second supporting grooves is equal to the distance between two adjacent first supporting grooves, and the first driving mechanism can drive the two transfer rails to lift and translate;

the first support column is vertically arranged between the two transfer rails, a third support groove is formed in the top of the first support column, the third support groove is higher than the first support groove, and one end of the third support groove is right opposite to the first necking structure.

The utility model discloses further set up to, a actuating mechanism includes and two transfer rail fixed connection's first transfer and level set up in movable rail on the organism, sliding connection is provided with the second on the movable rail and transfers the piece, the movable rail is improved level and is provided with the second cylinder body, the second cylinder body with the second transfers a connection, the second transfers the vertical third cylinder body that is provided with on the piece, the third cylinder body with first transfer is connected.

The utility model discloses further set up to, first throat structure include the throat motor and connect in the last throat section of thick bamboo of throat motor output shaft still including fixed set up in throat track on the organism, throat motor sliding connection is in throat track, be provided with on the throat track and be used for the drive the throat motor carries out the fourth cylinder body that moves about, the fourth cylinder body can drive the throat motor is close to or keeps away from the third supports the groove.

The utility model discloses further set up to, first transfer structure with the second shifts the vertical mechanism that turns around that is provided with between the structure, the mechanism that turns around include the column that turns around of vertical setting and vertical set up in fifth cylinder body on the column turns around, the bottom of fifth cylinder body is provided with tong revolving cylinder.

The utility model discloses further set up to, put the copper mesh structure and include:

the discharging plate is vertically arranged on the machine body, a copper mesh roller is rotatably arranged on the discharging plate, a copper mesh motor used for driving the copper mesh roller to rotate is externally connected to the copper mesh roller, a first steering wheel, a second steering wheel and a tensioning cylinder are further rotatably arranged on the discharging plate, a first photoelectric sensor and a second photoelectric sensor are fixedly arranged on the discharging plate, a tensioning rod is arranged on the tensioning cylinder, a tensioning wheel is rotatably arranged at one end of the tensioning rod, and the other end of the tensioning rod is movably located between the first photoelectric sensor and the second photoelectric sensor;

the device comprises a machine body, two driving rollers, a driving belt, a driving frame, a first pneumatic finger and two first clamping blocks, wherein the two driving rollers are horizontally and rotatably arranged on the machine body, the driving rollers are externally connected with a driving motor for driving the driving rollers to rotate, the driving belt is movably arranged between the two driving rollers, the driving frame is fixedly arranged on the driving belt, the driving frame is provided with the first pneumatic finger, and the first pneumatic finger is relatively provided with the two first clamping blocks;

the two driving wheels are connected to the machine body in a vertical rotating mode, and a driving structure for driving the driving wheels to rotate is externally connected with the driving wheels;

the two second clamping blocks are oppositely arranged on the second pneumatic finger, and the copper mesh shearing structure is positioned right above the second pneumatic finger;

the second pneumatic finger, the driving wheel, the first pneumatic finger and the second steering wheel are distributed in sequence.

The utility model discloses further set up to, the drive wheel with the level is provided with the guide cylinder of tube-shape between the first pneumatic finger, the centre gripping groove has been seted up at the middle top of guide cylinder, the vertical stroke shape cylinder that is provided with directly over the centre gripping groove, the bottom of stroke shape cylinder be provided with centre gripping groove matched with grip block.

The utility model discloses further set up as, the drive structure includes the driving band, one be provided with one-way bearing on the drive wheel, the driving band is connected one-way bearing and one the drive roller.

Compared with the prior art, the utility model provides a pair of throat machine has following priority:

1. the automation degree is high, the production efficiency is improved, and the labor cost is saved;

2. manual errors are reduced, and the yield is improved;

3. the width or the position of the feeding structure, the first transfer structure and the like can be changed according to the type of the copper pipe, so that the copper pipes of different types can be used, and the application range is wide;

4. the copper pipe turning mechanism adjusts the direction of the copper pipe, so that the whole equipment is more compact;

5. the net releasing structure can keep the copper net in an optimal tensioning range all the time, so that the length of the copper net penetrating into the copper pipe each time is also in the optimal range, and the product quality is better;

6. the pen-shaped air cylinder can press the copper mesh in the clamping groove under the condition of sudden power failure, so that a worker does not need to pull again when the power is turned on again, and the practicability is high;

7. the shape of the second clamping block enables the copper mesh to penetrate into the copper pipe more conveniently and accurately;

8. the driving motor can drive the driving roller and the driving wheel to rotate simultaneously, and the equipment cost is lower.

Drawings

Fig. 1 is a first schematic structural diagram of an embodiment of a necking machine of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of a necking machine of the present invention;

fig. 3 is a first schematic structural view of an embodiment of a feeding structure in a necking machine of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic structural diagram ii of an embodiment of a feeding structure in a necking machine of the present invention;

FIG. 6 is an enlarged view of portion B of FIG. 5;

fig. 7 is a first schematic structural diagram of an embodiment of a first transfer structure, a first necking structure and a welding structure in the necking machine of the present invention;

FIG. 8 is an enlarged view of portion C of FIG. 7;

fig. 9 is a second schematic structural view of an embodiment of a first transfer structure, a first necking structure and a welding structure in the necking machine of the present invention;

fig. 10 is an enlarged view of portion D of fig. 9;

fig. 11 is a cross-sectional view of an embodiment of a first transfer structure, a first throat structure and a welding structure in a throat reducer according to the present invention;

fig. 12 is an enlarged view of portion E of fig. 11;

fig. 13 is a cross-sectional view of an embodiment of a necking cylinder in the necking machine of the present invention;

fig. 14 is a schematic structural view of an embodiment of a u-turn mechanism in a necking machine of the present invention;

fig. 15 is a first schematic structural view of an embodiment of a copper mesh releasing structure in the necking machine of the present invention;

fig. 16 is an enlarged view of portion F of fig. 15;

fig. 17 is an enlarged view of portion G of fig. 15;

fig. 18 is a schematic structural view of an embodiment of a second clamping block in the necking machine of the present invention;

fig. 19 is a schematic structural diagram ii of an embodiment of a copper mesh releasing structure in the necking machine of the present invention;

fig. 20 is an enlarged view of portion H of fig. 19;

fig. 21 is a first schematic structural view of an embodiment of a copper mesh shearing and pushing structure in the necking machine of the present invention;

fig. 22 is a second schematic structural view of an embodiment of a copper mesh shearing and pushing structure in the necking machine of the present invention;

fig. 23 is an enlarged view of portion I of fig. 22;

fig. 24 is a schematic structural view of an embodiment of a second transfer structure and a second necking structure in the necking machine of the present invention;

fig. 25 is a first schematic structural diagram of an embodiment of a marking structure in a necking machine of the present invention;

FIG. 26 is an enlarged view of portion J of FIG. 25;

fig. 27 is a schematic structural diagram ii of an embodiment of a marking structure in a necking machine of the present invention;

fig. 28 is an enlarged view of the portion K in fig. 27.

Wherein, 1, the body; 2. a feeding structure; 201. a support member; 202. feeding plates; 203. a striker plate; 204. a blanking plate; 205. a material blocking rod; 206. a first cylinder; 207. a push rod body; 208. a material blocking body; 3. a first transfer structure; 301. a first support rail; 302. a first support groove; 303. transferring the rail; 304. a second support groove; 305. a first support column; 306. a third support groove; 307. a first transfer member; 308. a movable rail; 309. a second transfer member; 310. a second cylinder; 311. a third cylinder; 312. an adjuster; 313. adjusting the track; 314. a lead screw; 315. a sixth cylinder; 316. a compression block; 4. a first throat structure; 401. a necking motor; 402. a necking cylinder; 403. a necking track; 404. a fourth cylinder; 5. welding a structure; 501. a third support column; 502. a fifth support groove; 503. a tenth cylinder block; 504. welding a head; 505. a welding gun; 6. a second transfer structure; 601. a third pneumatic finger; 602. a third clamping block; 603. locking the rail; 604. a locking groove; 605. a seventh cylinder; 606. a first locking body; 607. a second support column; 608. a fourth support groove; 609. an eighth cylinder; 610. a second locking body; 7. placing a copper mesh structure; 701. a material placing plate; 702. a copper mesh roll; 703. a copper mesh motor; 704. a first steering wheel; 705. a second steering wheel; 706. a tensioning cylinder; 707. a first photosensor; 708. a second photosensor; 709. a tension rod; 710. a tension wheel; 711. a drive roller; 712. a drive motor; 713. a drive belt; 714. a driving frame; 715. a first pneumatic finger; 716. a first clamping block; 717. a drive wheel; 718. a second pneumatic finger; 719. a second clamping block; 720. a guide cylinder; 721. a clamping groove; 722. a pen-shaped cylinder; 723. a clamping block; 724. a drive belt; 725. a one-way bearing; 726. a net penetrating part; 727. a clamping portion; 728. a boss portion; 8. shearing a copper mesh structure; 801. an eleventh cylinder; 802. pneumatic scissors; 9. pushing the copper mesh structure; 901. a ninth cylinder; 902. a net pushing rod; 10. a second throat structure; 11. marking a structure; 1101. marking a frame; 1102. a marking part; 1103. marking a groove; 1104. a twelfth cylinder body; 1105. marking a head; 1106. a thirteenth cylinder body; 1107. a fourteenth cylinder block; 1108. a fourth pneumatic finger; 1109. a fourth clamping block; 12. a U-turn mechanism; 1201. a head dropping column; 1202. a fifth cylinder; 1203. the clamping hand rotates the cylinder.

Detailed Description

The present invention provides a necking machine, which is described in detail below with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention. The same or similar reference numbers in the drawings identify the same or similar elements.

A necking machine, as shown in fig. 1 to 28, comprising a machine body 1 and, disposed on the machine body 1:

the feeding structure 2 comprises two opposite supporting pieces 201, and the supporting pieces 201 are in a V shape with an upward opening (other more detailed structures of the feeding structure 2 are the same as those of a patent named as a feeding mechanism of a necking machine, which is applied by the company on the same day);

the first transfer structure 3 is used for transferring and fixing the copper pipe, and the first transfer structure 3 is used for transferring and fixing the copper pipe;

a first necking structure 4, the first necking structure 4 being opposite to a partial structure of the first transfer structure 3;

a welded structure 5, the welded structure 5 being directed to another part of the structure of the first transfer structure 3 (wherein the other more detailed structure of the welded structure 5 is the same as that of a patent entitled "welding mechanism of necking machine" filed on the same day by the same company);

the welding structure 5 comprises third supporting columns 501 located between the transfer rails 303, a fifth supporting groove 502 is formed in the top of the third supporting columns 501, and the fifth supporting groove 502 is higher than the first supporting groove 302; a tenth cylinder 503 is provided right above the fifth supporting groove 502, a welding head 504 capable of being energized is connected to the bottom end of the tenth cylinder 503, and when the copper pipe is placed in the fifth supporting groove 502 below the welding head 504, the tenth cylinder 503 drives the welding head 504 to descend and press the copper pipe in the fifth supporting groove 502, and then the copper pipe is subjected to the energization welding (preferably, argon arc welding). Wherein the welding gun 505 is disposed at the side of the third support column 501, the welding process does not require a worker to perform the operation.

The second transfer structure 6 is used for receiving the copper pipe on the first transfer structure 3, transferring and fixing the copper pipe;

a copper mesh releasing structure 7, wherein the copper mesh releasing structure 7 is used for supporting and releasing a copper mesh (other more detailed structures of the copper mesh releasing structure 7 are the same as the patent named as the mesh releasing structure of the necking machine, which is applied by the company on the same day);

a copper mesh shearing structure 8, wherein the copper mesh shearing structure 8 is used for shearing the copper mesh (other more detailed structures of the copper mesh shearing structure 8 are the same as those of a patent named as a mesh penetrating mechanism of a necking machine, which is applied by the company on the same day);

the copper net pushing structure 9 is opposite to a partial structure of the second transfer structure 6, and the copper net pushing structure 9 is used for pushing a part of copper net in the copper pipe into the copper pipe;

a second necking structure 10, wherein the second necking structure 10 is just opposite to the other part of the structure of the second transfer structure 6, the second necking structure 10 has the same structure as the first necking structure 4, but the structures of the necking barrels 402 of the first necking structure 4 and the corresponding necking barrels 402 of the second necking structure 10 are different, and specifically, the necking barrels 402 of the second necking structure 10 are longer, so that the length of the end part of the copper pipe can be shortened to be longer (wherein the necking barrels 402 are both hollow barrel-shaped structures with a hollow middle part, and the hollow shape is similar to a round table shape, and the opening is gradually reduced, so that the end part of the copper pipe can be gradually squeezed, and the effect of necking is achieved);

a marking structure 11, the marking structure 11 being used for marking the copper tube (wherein other finer structures of the marking structure 11 are the same as those of the patent entitled "marking unit of a necking machine" filed on the same day by the same company). In the embodiment, all cylinder bodies can be selected from conventional cylinders or oil cylinders, which is not limited.

The feeding structure 2 comprises two opposite feeding plates 202 and two vertical striker plates 203 arranged between the feeding plates 202, two blanking plates 204 are obliquely arranged between the feeding plates 202, one feeding plate 202 and two striker rods 205 are vertically arranged between the striker plates 203, the supporting piece 201 is located on the top end of the striker rod 205 deviating from the striker plate 204, a first cylinder 206 is vertically arranged under the striker plate 204, a plurality of push rods 207 are vertically arranged at the top of the first cylinder 206, the top of the push rod 207 can be pushed by the first cylinder 206 to be higher than the striker rods 205 or lower than the striker plates 204, the top of the push rod 207 is in an inclined state, and the bottom of the inclined part at the top of the push rod 207 is right opposite to the striker rods 205. One side of the material blocking rod 205 departing from the support member 201 is provided with a material blocking body 208 with an obtuse triangle cross section, and the longest side of the material blocking body 208 is attached to the material blocking rod 205.

Firstly, a plurality of copper pipes are positioned on a blanking plate 204 and are also positioned between an upper blanking plate 202 and a material baffle plate 203; the copper pipe has a downward sliding tendency under the action of gravity, and meanwhile, the copper pipe cannot fall down because the gap between the push rod body 207 and the blanking plate 204 is small; during feeding, the first cylinder 206 lifts the push rod body 207, the top of the push rod body 207 lifts the copper pipe and finally slides into the support member 201, and as the top of the push rod body 207 is in an inclined state, after the copper pipe is lifted to the top end of the striker rod 205, the push rod body 207 continues to lift, so that acting force applied to the copper pipe towards the support member 201 is exerted on the copper pipe; the copper tube slides down onto the support 201 and waits for the transfer rail 303 to be removed.

The obtuse triangular blocking body 208 ensures that only one copper tube is moved into the supporting member 201 at a time, since if there are a plurality of copper tubes, the second to several copper tubes from bottom to top are driven by the blocking body 208 to fall, but the lowest copper tube is in direct contact with the push rod body 207, so that the copper tubes can be kept in a non-falling state. How the feeding structure 2 is used for copper pipes with different lengths is described in the patent of the feeding mechanism of the necking machine, which is applied by the company on the same day.

The first transfer structure 3 includes:

the top of each of the two first support rails 301 is provided with a plurality of first support grooves 302, and the distance between any two adjacent first support grooves 302 is equal;

the first driving mechanism is provided with two transfer rails 303 oppositely, the tops of the two transfer rails 303 are provided with a plurality of second supporting grooves 304 oppositely, the distance between any two adjacent second supporting grooves 304 is equal to the distance between two adjacent first supporting grooves 302, and the first driving mechanism can drive the two transfer rails 303 to ascend, descend and translate;

a first support column 305, the first support column 305 is vertically disposed between the two transfer rails 303, a third support groove 306 is disposed at the top of the first support column 305, the third support groove 306 is higher than the first support groove 302, and one end of the third support groove 306 faces the first throat structure 4.

The first driving mechanism comprises two first transfer pieces 307 fixedly connected with the transfer rails 303 and a movable rail 308 horizontally arranged on the machine body 1, the movable rail 308 is provided with a second transfer piece 309 in a sliding connection mode, the movable rail 308 is horizontally provided with a second cylinder 310, the second cylinder 310 is connected with the second transfer piece 309, the second transfer piece 309 is vertically provided with a third cylinder 311, and the third cylinder 311 is connected with the first transfer pieces 307.

One first support rail 301 is externally connected to the adjusting body 312, the machine body 1 is provided with an adjusting rail 313 for supporting the adjusting body 312, and the adjusting body 312 can slide on the adjusting rail 313, so that the distance between the adjusting body and the other first support rail 301 is increased or decreased, and the copper pipe is suitable for copper pipes with different lengths; wherein, the machine body 1 is provided with a screw 314, the screw 314 is in threaded connection with the adjusting body 312, and the position of the adjusting body 312 can be adjusted by rotating the screw 314.

When transferring the copper pipe, the third cylinder 311 lowers the height of the first transfer member 307, and then the second cylinder 310 drives the second transfer member 309 to move leftward (in the state of fig. 7) until the leftmost second support groove 304 is located right below the support member 201; the third cylinder 311 raises the height of the first transfer member 307 and the transfer rail 303, the transfer rail 303 raises the copper pipe, the raised third cylinder 311 moves to the right, moves right above a specific first support groove 302, the third cylinder 311 lowers, and the copper pipe is placed on the first support rail 301. Because the intervals between the second supporting grooves 304 and the first supporting grooves 302 are equal, the copper tubes are sequentially transferred into the first supporting rail 301 in the subsequent reciprocating motion of the transfer rail 303 and are gradually subjected to treatment, namely, the necking, welding and turning-around operations are gradually performed, although some copper tubes are only in a standby state in the process, the overall processing of each copper tube is not affected, and the operation is similar to that of the second transfer structure 6.

When necking, the copper tube is placed in the third supporting groove 306, at this time, the sixth cylinder 315 right above the first supporting column 305 lowers the position of the pressing block 316, and the pressing block 316 compresses the copper tube to perform necking.

The second transfer structure 6 is similar to the first transfer structure 3, but is different in that the structure of the second transfer structure 6 for moving the copper pipe is a plurality of uniformly distributed third pneumatic fingers 601, and each third pneumatic finger 601 is provided with two third clamping blocks 602;

meanwhile, the device also comprises a locking rail 603 for supporting and fixing the copper pipe when the net is penetrated and cut, and the top of the locking rail 603 is provided with a plurality of locking grooves 604; a seventh cylinder body 605 is arranged right above the locking groove 604, and a first locking body 606 is arranged at the bottom end of the seventh cylinder body 605;

and a second supporting column 607 for supporting and fixing the copper tube during the second necking, wherein a fourth supporting groove 608 is formed at the top of the second supporting column 607, an eighth cylinder 609 is arranged right above the fourth supporting groove 608, and a second locking body 610 is arranged at the bottom end of the eighth cylinder 609.

When the net is penetrated and cut, the first locking body 606 presses the copper pipe in the locking groove 604 under the driving of the seventh cylinder 605, thereby keeping the position of the copper pipe; in the necking, the second locking body 610 fixes the copper pipe in the fourth supporting groove 608 by the driving of the eighth cylinder 609, thereby enabling the second necking.

Meanwhile, the copper mesh pushing structure 9 is also opposite to one of the locking grooves 604; the copper mesh pushing structure 9 comprises a ninth cylinder 901 and a mesh pushing rod 902; after the copper mesh is cut and positioned in the copper pipe, the copper pipe with the copper mesh is transferred to the locking groove 604 opposite to the mesh pushing rod 902 by the third pneumatic finger 601 and the third clamping block 602 (a new copper pipe is also placed in the locking groove 604 which is out at the same time), then the mesh pushing rod 902 pushes the copper mesh into the interior of the copper pipe under the driving of the ninth cylinder 901, and the copper pipes which penetrate through the mesh and push the mesh are positioned by the first locking body 606 in the process.

The first necking structure 4 comprises a necking motor 401, a necking cylinder 402 connected to an output shaft of the necking motor 401, and a necking track 403 fixedly arranged on the machine body 1, wherein the necking motor 401 is slidably connected to the necking track 403, a fourth cylinder 404 used for driving the necking motor 401 to move is arranged on the necking track 403, and the fourth cylinder 404 can drive the necking motor 401 to approach or leave the third support groove 306.

A U-turn mechanism 12 is vertically arranged between the first transfer structure 3 and the second transfer structure 6, the U-turn mechanism 12 comprises a vertically arranged U-turn column 1201 and a fifth cylinder body 1202 vertically arranged on the U-turn column 1201, and a clamping hand rotating cylinder 1203 is arranged at the bottom end of the fifth cylinder body 1202.

The copper pipe turning mechanism 12 rotates the angle of the copper pipe by 180 degrees and then puts the copper pipe back on the first support rail 301, so that the first necking structures 4, the second necking structures 10 and other structures occupying space are distributed on the same side, and the space of the equipment is reduced on the whole; and simultaneously, the worker can conveniently stand at one side close to the first support rail 301 for observation or maintenance and the like.

The copper mesh discharging structure 7 includes:

a material discharging plate 701 vertically arranged on the machine body 1, wherein a copper mesh roller 702 is rotatably arranged on the material discharging plate 701, a copper mesh motor 703 for driving the copper mesh roller 702 to rotate is externally connected to the copper mesh roller 702, a first steering wheel 704, a second steering wheel 705 and a tensioning cylinder 706 are further rotatably arranged on the material discharging plate 701, a first photoelectric sensor 707 and a second photoelectric sensor 708 are fixedly arranged on the material discharging plate 701, a tensioning rod 709 is arranged on the tensioning cylinder 706, a tensioning wheel 710 is rotatably arranged at one end of the tensioning rod 709, and the other end of the tensioning rod is movably arranged between the first photoelectric sensor 707 and the second photoelectric sensor 708;

two driving rollers 711 horizontally and rotatably arranged on the machine body 1, a driving motor 712 for driving the driving rollers 711 to rotate is externally connected to the driving rollers 711, a driving belt 713 is movably arranged between the two driving rollers 711, a driving frame 714 is fixedly arranged on the driving belt 713, a first pneumatic finger 715 is arranged on the driving frame 714, and two first clamping blocks 716 are oppositely arranged on the first pneumatic finger 715;

two driving wheels 717 which are connected to the machine body 1 in a vertical rotating manner, wherein the driving wheels 717 are externally connected with a driving structure for driving the driving wheels 717 to rotate;

the second pneumatic finger 718 is provided with two second clamping blocks 719, and the copper mesh shearing structure 8 is located right above the second pneumatic finger 718;

the second pneumatic finger 718, the driving wheel 717, the first pneumatic finger 715, and the second steering wheel 705 are sequentially distributed.

A cylindrical guide cylinder 720 is horizontally arranged between the driving wheel 717 and the first pneumatic finger 715, a clamping groove 721 is formed in the top of the middle of the guide cylinder 720, a pen-shaped air cylinder 722 is vertically arranged right above the clamping groove 721, and a clamping block 723 matched with the clamping groove 721 is arranged at the bottom end of the pen-shaped air cylinder 722 (the pen-shaped air cylinder 722 is provided with a spring, the clamping block 723 is higher than the clamping groove 721 in the energized state, and when the power is off, the pen-shaped air cylinder 722 extends under the action of the spring, and meanwhile, the clamping block 723 descends and is pressed in the clamping groove 721 to press the copper mesh).

The drive structure includes drive belts 724, a drive wheel 717 provided with a one-way bearing 725, the drive belt 724 connecting the one-way bearing 725 with a drive roller 711 (in a further embodiment, the drive wheel 717 is provided with ratchet teeth, which may also rotate in only one direction).

The copper mesh motor 703 and the driving motor 712 are controlled by the controller respectively, and there is no direct connection therebetween. Whether the copper mesh motor 703 drives the copper mesh roller 702 is influenced by the position (or height) of the tension wheel 710 (the tension of the copper mesh needs to depend on the gravity of the tension wheel 710), if the copper mesh is too tight, the tension wheel 710 is higher, and meanwhile, the end part of the tension rod 709, which is far away from the tension wheel 710, is lower until the tension rod acts on the first photoelectric sensor 707, at the moment, the controller receives a signal and sends an instruction to enable the copper mesh motor 703 to release the copper mesh, and the copper mesh is released until the tension rod 709 acts on the second photoelectric sensor 708, and the release of the copper mesh is stopped; thus, the tension of the copper mesh can be varied within this range by the fact that the upper section of the tension bar 709 is located only between the first photosensor 707 and the second photosensor 708.

The copper mesh is simultaneously fed forward by the first pneumatic finger 715 and the two drive wheels 717; firstly, a first pneumatic finger 715 clamps a copper mesh through a first clamping block 716, then a driving motor 712 drives a driving roller 711 to rotate, and the driving roller 711 drives the first pneumatic finger 715 to move, so that the copper mesh is driven to move; meanwhile, the driving roller 711 drives the driving wheels 717 to rotate through the driving belt 724 and the one-way bearing 725, the two driving wheels 717 rotate in opposite directions (the upper driving wheel 717 can be rotated by static friction of the lower driving wheel 717, or a motor can be separately arranged), the copper wire is clamped and sent forwards, and the copper wire is sent to the second clamping block 719 and enters the copper wire through the guiding effect of the second clamping block 719.

Wherein the driving motor 712 is reciprocatingly rotated so that the first pneumatic finger 715 is reciprocatingly moved, wherein the first clamping block 716 clamps the copper wire in a direction of feeding the copper wire; when the clamping device moves in the opposite direction, the first clamping block 716 is separated from the copper mesh; and when the first pneumatic finger 715 is moved in the reverse direction, the one-way bearing 725 does not rotate the driving wheels 717, so that the two driving wheels 717 are kept in the non-rotating state, and the copper mesh is kept in the suspended state without falling down.

The hole in the middle of the second clamping block 719 comprises a flared network penetrating part 726 for penetrating a copper network and a clamping part 727 communicated with the network penetrating part 726, and the clamping part 727 can clamp one copper pipe exactly; meanwhile, the clamping portion 727 is provided with a convex portion 728 on the inner wall close to the end of the mesh-penetrating portion 726, and the convex portion 728 can prevent the copper pipe from excessively penetrating through the second clamping block 719.

The copper mesh shearing structure 8 comprises an eleventh cylinder 801 and pneumatic scissors 802 or electric scissors connected to the eleventh cylinder 801, the embodiment is preferably common pneumatic scissors 802 sold in the market, the pneumatic scissors 802 are located right above the second pneumatic finger 718, after the copper mesh penetrates into the copper pipe, the second pneumatic finger 718 drives the second clamping block 719 to open, and at the moment, the eleventh cylinder 801 drives the pneumatic scissors 802 to lower and shear the copper mesh.

The marking structure 11 mainly comprises a vertically arranged marking frame 1101, a marking part 1102 on the top of the marking frame 1101, a plurality of marking grooves 1103 with different diameters on the top of the marking part 1102, a twelfth cylinder 1104 right above the marking grooves 1103 and a marking head 1105 connected to the bottom end of the twelfth cylinder 1104; meanwhile, the utility model also comprises a thirteenth cylinder body 1106 which is horizontally arranged, a fourteenth cylinder body 1107 which is vertically arranged on the thirteenth cylinder body 1106 and a fourth pneumatic finger 1108 which is connected on the fourteenth cylinder body 1107, wherein the fourth pneumatic finger 1108 is provided with a fourth clamping block 1109. When marking, firstly, the thirteenth cylinder body 1106 and the fourteenth cylinder body 1107 drive the fourth pneumatic finger 1108 to the position of the second supporting column 607, the copper mesh subjected to necking on the second supporting column 607 is taken out, the part of the copper mesh needing to be marked is placed in the marking groove 1103, the twelfth cylinder body 1104 drives the marking head 1105 to be lowered, and then the end part of the copper tube is flattened, so that marking is completed.

Wherein can also adjust the position of marking portion 1102 through the bolt to make mark head 1105 can use the mark groove 1103 of marking of different positions department, thereby realize marking the copper pipe of different diameters, application scope is wide.

It should be understood that the same structure as that of the present application is disclosed in other patents filed on the same day as the present company, and the structure and content are actually the same although the name and description method are different.

It should be noted that, in the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.

Claims (10)

1. A necking machine, characterized by comprising a machine body (1) and arranged on the machine body (1):

the feeding structure (2) comprises two opposite supporting pieces (201), and the supporting pieces (201) are V-shaped with upward openings;

the first transfer structure (3), the said first transfer structure (3) is used for shifting and fixing the copper tube;

a first throat structure (4), said first throat structure (4) being directed towards a partial structure of said first transfer structure (3);

a welded structure (5), said welded structure (5) being opposite another part structure of said first transfer structure (3);

the second transfer structure (6), the said second transfer structure (6) is used for accepting the said copper tube on the said first transfer structure (3), and transfer and fix the said copper tube;

the copper net discharging structure (7), wherein the copper net discharging structure (7) is used for supporting and discharging a copper net;

the copper net shearing structure (8) is used for shearing the copper net;

the copper net pushing structure (9), the copper net pushing structure (9) is right opposite to the partial structure of the second transfer structure (6), and the copper net pushing structure (9) is used for pushing a copper net partially positioned in the copper pipe into the copper pipe;

a second necking structure (10), said second necking structure (10) being directed towards another partial structure of said second transfer structure (6);

and the marking structure (11) is used for marking the copper pipe.

2. A necking machine according to claim 1, wherein the feeding structure (2) comprises two oppositely arranged feeding plates (202) and a material baffle plate (203) vertically arranged between the two feeding plates (202), a material baffle plate (204) is obliquely arranged between the two feeding plates (202), two material baffle rods (205) are vertically arranged between the one feeding plate (202) and the material baffle plate (203), the support (201) is positioned at the top end of the material baffle rod (205) departing from the material baffle plate (204), a first cylinder (206) is vertically arranged right below the material baffle plate (204), a plurality of push rods (207) are vertically arranged at the top of the first cylinder (206), the first cylinder (206) can push the top of the push rod (207) to be higher than the material baffle rod (205) or lower than the material baffle plate (204), the top of the push rod body (207) is in an inclined state, and the bottom end of the inclined part at the top of the push rod body (207) is right opposite to the material blocking rod (205).

3. A necking machine according to claim 2, wherein a retaining body (208) with an obtuse triangle cross section is arranged on the side of the retaining rod (205) facing away from the support member (201), and the longest side of the retaining body (208) is attached to the retaining rod (205).

4. A machine according to claim 1, characterized in that said first transfer structure (3) comprises:

the device comprises two first support rails (301) which are oppositely arranged, wherein a plurality of first support grooves (302) are oppositely formed in the tops of the two first support rails (301), and the distance between any two adjacent first support grooves (302) is equal;

the first driving mechanism is provided with two transfer rails (303) oppositely, the tops of the two transfer rails (303) are provided with a plurality of second supporting grooves (304) oppositely, the distance between any two adjacent second supporting grooves (304) is equal to the distance between two adjacent first supporting grooves (302), and the first driving mechanism can drive the two transfer rails (303) to lift and translate;

the first support column (305) is vertically arranged between the two transfer rails (303), a third support groove (306) is formed in the top of the first support column (305), the third support groove (306) is higher than the first support groove (302), and one end of the third support groove (306) is opposite to the first necking structure (4).

5. A necking machine according to claim 4, wherein the first driving mechanism comprises a first transfer member (307) fixedly connected with the two transfer rails (303) and a movable rail (308) horizontally arranged on the machine body (1), the movable rail (308) is provided with a second transfer member (309) in a sliding connection manner, the movable rail (308) is provided with a second cylinder (310) horizontally, the second cylinder (310) is connected with the second transfer member (309), the second transfer member (309) is vertically provided with a third cylinder (311), and the third cylinder (311) is connected with the first transfer member (307).

6. A necking machine according to claim 4 or 5, wherein the first necking structure (4) comprises a necking motor (401) and a necking cylinder (402) connected to an output shaft of the necking motor (401), and further comprises a necking track (403) fixedly arranged on the machine body (1), the necking motor (401) is slidably connected to the necking track (403), a fourth cylinder (404) for driving the necking motor (401) to move is arranged on the necking track (403), and the fourth cylinder (404) can drive the necking motor (401) to approach or depart from the third supporting groove (306).

7. A necking machine according to claim 1, wherein a u-turn mechanism (12) is vertically arranged between the first transfer structure (3) and the second transfer structure (6), the u-turn mechanism (12) comprises a vertically arranged u-turn column (1201) and a fifth cylinder (1202) vertically arranged on the u-turn column (1201), and a clamping hand rotating cylinder (1203) is arranged at the bottom end of the fifth cylinder (1202).

8. A machine according to claim 1, characterized in that said copper mesh structure (7) comprises:

the device comprises a material discharging plate (701) vertically arranged on the machine body (1), a copper mesh roller (702) is arranged on the material discharging plate (701) in a rotating mode, a copper mesh motor (703) used for driving the copper mesh roller (702) to rotate is connected to the copper mesh roller (702) in an external mode, a first steering wheel (704), a second steering wheel (705) and a tensioning cylinder (706) are further arranged on the material discharging plate (701) in a rotating mode, a first photoelectric sensor (707) and a second photoelectric sensor (708) are fixedly arranged on the material discharging plate (701), a tensioning rod (709) is arranged on the tensioning cylinder (706), a tensioning wheel (710) is arranged at one end of the tensioning rod (709) in a rotating mode, and the other end of the tensioning rod is movably located between the first photoelectric sensor (707) and the second photoelectric sensor (708);

the device comprises two driving rollers (711) horizontally and rotatably arranged on the machine body (1), wherein the driving rollers (711) are externally connected with a driving motor (712) used for driving the driving rollers (711) to rotate, a driving belt (713) is movably arranged between the two driving rollers (711), a driving frame (714) is fixedly arranged on the driving belt (713), a first pneumatic finger (715) is arranged on the driving frame (714), and two first clamping blocks (716) are oppositely arranged on the first pneumatic finger (715);

two driving wheels (717) which are connected to the machine body (1) in a vertical rotating manner, wherein the driving wheels (717) are externally connected with a driving structure for driving the driving wheels (717) to rotate;

the second pneumatic finger (718) is provided with two second clamping blocks (719) relatively, and the copper mesh shearing structure (8) is located right above the second pneumatic finger (718);

the second pneumatic finger (718), the driving wheel (717), the first pneumatic finger (715) and the second steering wheel (705) are distributed in sequence.

9. The necking machine according to claim 8, wherein a cylindrical guide cylinder (720) is horizontally arranged between the driving wheel (717) and the first pneumatic finger (715), a clamping groove (721) is formed in the top of the middle of the guide cylinder (720), a pen-shaped air cylinder (722) is vertically arranged right above the clamping groove (721), and a clamping block (723) matched with the clamping groove (721) is arranged at the bottom end of the pen-shaped air cylinder (722).

10. A machine according to claim 8 or 9, characterized in that said drive structure comprises drive belts (724), a one-way bearing (725) being arranged on said drive wheel (717), said drive belts (724) connecting said one-way bearing (725) with said drive roller (711).

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