CN216942462U - Fin embossing mechanism capable of adapting to embossing of blanks with different thicknesses - Google Patents

Abstract

The utility model discloses a fin embossing mechanism capable of adapting to embossing of blanks with different thicknesses, which comprises a base, a working box and a pressing plate, wherein guide columns are arranged at four corners of the top of the base, a supporting seat is arranged at the top ends of the guide columns, the working box is arranged on the surface of the top of the supporting seat, a partition plate is arranged on the inner wall of the working box, a hydraulic cylinder barrel is arranged on the inner bottom wall of the working box, a piston is arranged inside the hydraulic cylinder barrel, a piston rod is arranged at the bottom of the piston, and the piston rod extends to the outside of the working box. By installing the working box, the hydraulic cylinder barrel, the piston rod, the servo motor, the oil pump and the pressing plate, in the process of using the embossing mechanism, the embossing mechanism can be prevented from being incapable of meeting the embossing requirements of blanks with different thicknesses through the matching work of all structures, so that the practicability of the embossing mechanism is improved, the embossing effect of the device is ensured, and the device is suitable for fin blanks with different thicknesses.

Description

Fin embossing mechanism capable of adapting to embossing of blanks with different thicknesses

Technical Field

The utility model relates to the technical field of embossing mechanisms, in particular to a fin embossing mechanism suitable for embossing blanks with different thicknesses.

Background

The fin is that the heat transfer surface area of heat transfer device is increased through increasing the sheetmetal that the heat conductivity is stronger on the heat transfer device surface that needs to carry out the heat transfer usually, give you in-process at the fin, need carry out the knurling processing to the fin to increase the decorative of fin, and carry out the knurling to the fin and need use knurling mechanism, but in the course of knurling mechanism use, still have some weak points and need improve, solve relevant problem through providing a fin knurling mechanism that can adapt to the knurling of different thickness blanks.

The existing embossing mechanism has the defects that:

1. patent document CN104786482B discloses an embossing machine, the embossing mechanism includes a pattern template, a heating tube and a template driving device, the pattern template is fixed at the bottom of the template driving device, the template driving device drives the pattern template to move up and down; the heating tube is arranged on the inner side of the pattern template and used for heating the pattern template; the conveying mechanism is positioned below the embossing mechanism and used for conveying the articles to be embossed to the lower part of the embossing mechanism, and the conveying mechanism comprises a conveying belt and a conveying belt driving mechanism used for driving the conveying belt. The embossing machine solves the problem of sticking articles in the pressed patterns, and controls the coordinated operation of all parts of the embossing machine through the PLC, so that the conveying mechanism and the embossing mechanism work coordinately, the embossing process is in an automatic state, and the embossing work efficiency is greatly improved.

2. The patent document CN105644241B discloses an embossing mechanism, which comprises a longitudinal base, a plurality of upper rotating shafts and a plurality of lower rotating shafts which are in one-to-one correspondence with the upper rotating shafts are arranged on the longitudinal base, the corresponding end parts of each two upper rotating shafts and each lower rotating shaft which are in up-and-down correspondence are respectively provided with a gear which is meshed with each other, four upper pressing wheels are arranged on each upper rotating shaft, four lower pressing wheels are arranged on each lower rotating shaft, embossing patterns are arranged on the upper pressing wheels which are positioned on two sides and the lower pressing wheels which are positioned on two sides, the upper pressing wheel which is positioned in the middle and the lower pressing wheel which is positioned in the middle are conveying wheels, a feeding supporting plate is also arranged at the front end of the longitudinal base, a guide rail and three limiting slide blocks which are arranged on the guide rail are arranged on the feeding supporting plate, a limiting channel is formed between every two adjacent limiting slide blocks, induction devices which are connected with a control device are also respectively arranged at two sides of the front end of the feeding supporting plate, and the control device is connected with a driving device, the driving device is connected to the upper rotating shaft or the lower rotating shaft. The embossing mechanism disclosed by the utility model is simple in structure, high in working efficiency and low in labor intensity, but in the using process of the embossing mechanism, because the existing embossing mechanism needs to heat the pattern template, the heating of the pattern template easily causes the workpiece to be stuck to the pattern template in the pressing process, so that the workpiece moves along with the pattern template, and the subsequent normal embossing work is influenced.

3. Patent document CN113265824B discloses a clothes cloth 3D three-dimensional embossing mechanism, "including the embossing mold utensil, install perk and arm component on the mesa, the embossing mold utensil includes die and terrace die, one side at perk top is provided with the edge, the arm component includes that one end rotates and installs on the mesa and the other end and die connection's underarm, fix the spacing axle on the underarm, a pot head is established at spacing epaxial and the other end drives the embossing mold utensil at the hot pressing station and with the mould separation station of perk contact pivoted handle spare between the upper arm and the actuating arm subassembly that the terrace die is connected. According to the utility model, the die can be transferred out from the hot pressing station by adopting the arm assembly and other parts without manually touching the high-temperature die by hands, so that the convenience and stability of operation are improved, the possibility of slipping caused by bare-handed holding is avoided, and the workers are prevented from being scalded. Simultaneously, through a rotatory application of force, insert between die and the terrace die through the edge of perk piece promptly, with die and terrace die separation, improved the simplicity and convenience, the high efficiency of branch mould, but this knurling mechanism is in the in-process that uses, because the condition of damage easily appears in long-term the use in the template for the knurling of current knurling mechanism to need change it, be fixed connection because of it is mostly, inconvenient being convenient for change it, thereby bring the inconvenience for the staff.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fin embossing mechanism which can adapt to embossing of blanks with different thicknesses so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fin embossing mechanism suitable for embossing blanks with different thicknesses comprises a base, a working box and a pressing plate, wherein four corners of the top of the base are respectively provided with a guide column, the top end of each guide column is provided with a supporting seat, and the surface of the top of each supporting seat is provided with the working box;

the inner wall of the working box is provided with a partition plate, the inner bottom wall of the working box is provided with a hydraulic cylinder barrel, a piston is arranged inside the hydraulic cylinder barrel, the bottom of the piston is provided with a piston rod, the piston rod extends to the outside of the working box, the surface of one side of the partition plate is provided with a servo motor, the servo motor is positioned inside the working box, the output end of the servo motor is provided with a transmission, and the inner bottom wall of the working box is provided with an oil pump;

the output end of the oil pump is connected with an oil inlet pipe, and a liquid flow sensor is mounted on the surface of the oil inlet pipe.

Preferably, the top surface of base runs through and is provided with the spout, the internally mounted of spout has driving motor, first lead screw is installed to driving motor's output, the one end of first lead screw is connected with the second lead screw, the sliding block has all been cup jointed on the surface of first lead screw and second lead screw, and the sliding block is located the inside of spout, and is two sets of the grip block is all installed to the top surface of sliding block.

Preferably, the top surfaces of the two groups of clamping blocks are provided with limiting blocks, the surfaces of the two groups of clamping blocks, which are close to each other, are provided with non-slip mats, and the non-slip mats are positioned below the limiting blocks.

Preferably, the bottom end of the piston rod is provided with a pressing plate, the pressing plate is located below the supporting seat, and the guide column penetrates through the inside of the pressing plate.

Preferably, the change structure is installed to the bottom of clamp plate, change the structure including mounting panel, mounting groove, pull rod, stop collar, reset spring and pull ring, the mounting panel is installed to the bottom of clamp plate, the top surface of mounting panel runs through and is provided with the mounting groove, the inside equidistance of mounting panel is provided with hollow groove, the both sides surface of mounting panel all runs through and installs the pull rod, the stop collar has all been cup jointed on the surface of pull rod, and the stop collar is located the inside in hollow groove.

Preferably, the inside mounting of hollow groove has reset spring, and reset spring's one end and the surface connection of one side of stop collar, the pull ring is all installed to the one end of pull rod, and two sets of pull rings are located the both sides of mounting panel respectively.

Preferably, the bottom surface mounting of clamp plate has the fixed plate, and the fixed plate is located the inside of mounting groove, the both sides surface of fixed plate all runs through and is provided with the draw-in groove, and draw-in groove and pull rod phase-match.

Preferably, the input of oil pump is connected with out oil pipe, the surface of hydraulic cylinder is run through and is provided with the oil inlet, and the oil inlet with advance the trailing end connection of oil pipe, the surface of hydraulic cylinder is run through and is provided with the oil-out, and the oil-out is connected with the trailing end of going out oil pipe.

Preferably, the bottom surface mounting of mounting panel has the knurling mould board, the inside equidistance of knurling mould board is run through and is installed the heating pipe.

Preferably, the bottom surface of the base is provided with a case, and the front surface of the case is provided with a case door through a hinge.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model can adjust the rotating speed of the servo motor by the matching of the servo motor and the speed changer in the process of using the embossing mechanism through installing the working box, the hydraulic cylinder barrel, the piston rod, the servo motor, the oil pump and the pressing plate, because the oil pump is provided with the oil pump shaft, the motor shaft of the servo motor is connected with the oil pump shaft of the oil pump, the output flow of the oil pump is changed through the servo motor, because the driving speed of the hydraulic cylinder is related to the flow and the area of the piston, when embossing is carried out on the blank with larger thickness, the output flow of the oil pump is increased, the pushing speed of the piston to the piston rod is increased, the purpose of increasing the output speed of the hydraulic cylinder is achieved, the output force of the hydraulic cylinder is increased, the embossing work is carried out on the thicker blank, otherwise, the output speed of the hydraulic cylinder is reduced by reducing the output flow of the oil pump, therefore, the embossing mechanism is prevented from being incapable of meeting the embossing requirements of blanks with different thicknesses, and the embossing effect of the embossing mechanism is ensured.

2. The fin workpiece clamping device is provided with the driving motor, the first screw rod, the second screw rod, the sliding groove, the sliding block, the clamping blocks and the limiting block, wherein the first screw rod and the second screw rod are driven to rotate through the output end of the driving motor, the first screw rod and the second screw rod are driven to horizontally slide in the sliding groove through the first screw rod and the second screw rod due to the fact that the thread directions of the surfaces of the first screw rod and the second screw rod are opposite, the two groups of sliding blocks connected with the first screw rod and the second screw rod are driven to move through the sliding blocks, the two groups of clamping blocks are close to each other to clamp and fix the fin workpiece, the friction force between the workpiece and the clamping blocks is increased through the anti-slip pad, the workpiece is easily adhered to the embossing die plate in the pressing process due to the fact that the embossing die plate is heated, the workpiece moves along with the embossing die plate, and the limiting block is arranged to limit the workpiece.

3. According to the embossing die plate, the fixing plate, the clamping groove, the replacing structure, the mounting plate, the mounting groove, the pull rod, the limiting sleeve, the reset spring and the pull ring are installed, the pull ring is pulled by utilizing the telescopic function of the reset spring, the pull ring drives the pull rod to move, the moving pull rod is withdrawn from the clamping groove, the mounting plate is released from being fixed, after a new embossing die plate is replaced, the fixing plate at the bottom of the pressing plate is embedded into the mounting groove of the mounting plate, the clamping groove corresponds to the pull rod, then the pull rod is loosened, the reset function of the reset spring is utilized, the reset spring pushes the limiting sleeve to move, the pull rod is reinserted into the clamping groove, the mounting plate is fixed, the replacing work of the embossing die plate is completed, and the embossing die plate is prevented from being damaged in long-term use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic view of the construction of the work box of the present invention;

FIG. 4 is a partial schematic view of the present invention;

FIG. 5 is a schematic view of an alternative embodiment of the present invention;

FIG. 6 is a schematic view of the structure at position A of the present invention;

FIG. 7 is a schematic view of the structure at B of the present invention;

fig. 8 is a schematic view of the structure of the embossing die plate and the heating tube of the present invention.

In the figure: 1. a base; 2. a supporting seat; 3. a guide post; 4. a work box; 5. pressing a plate; 6. replacing the structure; 601. mounting a plate; 602. mounting grooves; 603. a pull rod; 604. a limiting sleeve; 605. a return spring; 606. a pull ring; 7. embossing a mold plate; 8. a hydraulic cylinder; 9. a piston; 10. a piston rod; 11. a servo motor; 12. an oil pump; 13. an oil inlet pipe; 14. a liquid flow sensor; 15. an oil outlet pipe; 16. An oil inlet; 17. an oil outlet; 18. a drive motor; 19. a first lead screw; 20. a second lead screw; 21. A chute; 22. a slider; 23. a clamping block; 24. a limiting block; 25. a non-slip mat; 26. a fixing plate; 27. a card slot; 28. a transmission; 29. heating a tube; 30. a chassis; 31. and a box door.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Example one

Referring to fig. 1, 2, 6, 7 and 8, a fin embossing mechanism suitable for embossing blanks with different thicknesses comprises a base 1, a work box 4 and a pressing plate 5, wherein four corners of the top of the base 1 are respectively provided with a guide column 3, the top end of each guide column 3 is provided with a support seat 2, and the top surface of each support seat 2 is provided with the work box 4;

specifically, the base 1 provides an installation space for the embossing mechanism, the supporting seat 2 bears the work box 4 at the top, and the four groups of guide posts 3 arranged between the base 1 and the supporting seat 2 can guide and support the movable pressing plate 5.

As shown in FIG. 3, a fin embossing mechanism suitable for embossing blanks with different thicknesses is provided, wherein a partition is installed on the inner wall of a work box 4, a hydraulic cylinder 8 is installed on the inner bottom wall of the work box 4, a piston 9 is installed inside the hydraulic cylinder 8, a piston rod 10 is installed at the bottom of the piston 9, the piston rod 10 extends to the outside of the work box 4, a servo motor 11 is installed on one side surface of the partition, the servo motor 11 is located inside the work box 4, a transmission 28 is installed at the output end of the servo motor 11, an oil pump 12 is installed on the inner bottom wall of the work box 4, the output end of the oil pump 12 is connected with an oil inlet pipe 13, a liquid flow sensor 14 is installed on the surface of the oil inlet pipe 13, an oil outlet pipe 15 is connected to the input end of the oil pump 12, an oil inlet 16 is arranged on the surface of the hydraulic cylinder 8 in a penetrating manner, the oil inlet 16 is connected with the tail end of the oil inlet pipe 13, an oil outlet 17 is arranged on the surface of the hydraulic cylinder 8 in a penetrating manner, and the oil outlet 17 is connected with the tail end of the oil outlet pipe 15.

Specifically, because the thicknesses of the blanks required by processing are different, the output force of the hydraulic cylinder needs to meet the requirement so as to adjust the driving speed of the hydraulic cylinder, in the process of using the embossing mechanism, the rotating speed of the servo motor 11 can be adjusted through the matching of the servo motor 11 and the speed changer 28, because the oil pump 12 is provided with an oil pump shaft, a motor shaft of the servo motor 11 is connected with an oil pump shaft of the oil pump 12, the output flow of the oil pump 12 is changed through the servo motor 11, because the driving speed of the hydraulic cylinder is related to the flow and the area of the piston 9, when embossing is carried out on the blank with larger thickness, the output flow of the oil pump 12 is increased, the pushing speed of the piston 9 on the piston rod 10 is increased, the purpose of increasing the output speed of the hydraulic cylinder is achieved, the output force of the hydraulic cylinder is increased, the embossing work is carried out on the thicker blank, and conversely, by reducing the output flow of the oil pump 12, come to reduce the output speed of pneumatic cylinder, and come to detect the input flow of pneumatic cylinder through the liquid flow sensor 14 that advances oil pipe 13 surface, avoid this knurling mechanism can't satisfy the knurling requirement of different thickness blanks from this to improve the practicality of this knurling mechanism, with the knurling effect of guaranteeing the device, make its fin blank that adapts to different thickness.

The bottom of piston rod 10 is installed clamp plate 5, and clamp plate 5 is located the below of supporting seat 2, and guide post 3 runs through the inside of clamp plate 5, and the bottom surface mounting of mounting panel 601 has knurling mould board 7, and the inside equidistance of knurling mould board 7 runs through and installs heating pipe 29, and the bottom surface mounting of base 1 has quick-witted case 30, and the front of quick-witted case 30 is through hinge installation chamber door 31.

Specifically, through the use of the pressing plate 5, the fin blank can be embossed by driving the embossing die plate 7 through the pressing plate, and the embossing die plate 7 can be heated through the plurality of groups of heating pipes 29 arranged inside the embossing die plate 7 so as to perform the embossing operation, and mechanical parts required by the embossing mechanism can be stored in the case 30.

Example two

As shown in fig. 4, a fin knurling mechanism of the knurling of adaptable different thickness blank, the top surface of base 1 runs through and is provided with spout 21, the internally mounted of spout 21 has driving motor 18, first lead screw 19 is installed to driving motor 18's output, the one end of first lead screw 19 is connected with second lead screw 20, sliding block 22 has all been cup jointed on the surface of first lead screw 19 and second lead screw 20, and sliding block 22 is located the inside of spout 21, grip block 23 is all installed on the top surface of two sets of sliding blocks 22, stopper 24 is all installed on the top surface of two sets of grip block 23, slipmat 25 is all installed on the surface that two sets of grip block 23 are close to each other, and slipmat 25 is located the below of stopper 24.

Specifically, in the process of using the embossing mechanism, the output end of the driving motor 18 drives the first lead screw 19 and the second lead screw 20 to rotate, because the thread directions of the surfaces of the first lead screw 19 and the second lead screw 20 are opposite, the first lead screw 19 and the second lead screw 20 can enable two groups of sliding blocks 22 sleeved on the surfaces of the first lead screw 19 and the second lead screw 20 to horizontally slide in the sliding groove 21, the sliding blocks 22 drive two groups of clamping blocks 23 connected with the sliding blocks to move, so that the two groups of clamping blocks 23 are close to each other to clamp and fix the fin workpiece, the friction force between the workpiece and the clamping blocks 23 is increased through the anti-skid pads 25, because the heated embossing mold plate 7 can easily cause the workpiece to be stuck on the embossing mold plate 7 in the pressing process, the workpiece can move along with the embossing mold plate 7, and through the arrangement of the limiting blocks 24, the workpiece can be limited, and the phenomenon that the fin is displaced in the embossing process is avoided, thereby ensuring the embossing effect of the fin blank.

Implementation III

As shown in FIG. 5, a fin embossing mechanism suitable for embossing blanks with different thicknesses comprises an exchange structure 6, the exchange structure 6 is mounted at the bottom of a pressing plate 5, the exchange structure 6 comprises a mounting plate 601, a mounting groove 602, a pull rod 603, a stop collar 604, a return spring 605 and pull rings 606, the mounting plate 601 is mounted at the bottom of the pressing plate 5, the mounting groove 602 is arranged on the top surface of the mounting plate 601 in a penetrating manner, hollow grooves are equidistantly formed in the mounting plate 601, the pull rods 603 are mounted on the surfaces of the two sides of the mounting plate 601 in a penetrating manner, the stop collar 604 is sleeved on the surface of the pull rod 603 and is located in each hollow groove, the return spring 605 is mounted in each hollow groove, one end of the return spring 605 is connected with one side surface of the stop collar 604, the pull rings 606 are mounted at one end of the pull rod 603 and are located on the two sides of the mounting plate 601 respectively, the bottom surface mounting of clamp plate 5 has fixed plate 26, and fixed plate 26 is located the inside of mounting groove 602, and the both sides surface of fixed plate 26 all runs through and is provided with draw-in groove 27, and draw-in groove 27 and pull rod 603 phase-match.

Specifically, in the process of replacing the embossing die plate 7, the pull ring 606 is pulled by the extension and contraction function of the return spring 605, so that the pull ring 606 drives the pull rod 603 to move, thereby, the movable draw bar 603 is withdrawn from the notch 27, the fixing of the mounting plate 601 is released, and after the new embossing die plate 7 is replaced, the fixing plate 26 at the bottom of the pressure plate 5 is inserted into the mounting groove 602 of the mounting plate 601, the clamping groove 27 is corresponding to the pull rod 603, then the pull rod 603 is loosened, the return spring 605 pushes the limit sleeve 604 to move by utilizing the return function of the return spring 605, so that the draw bar 603 is reinserted into the slot 27, to secure the mounting plate 601, thereby accomplish the change work to knurling mould board 7, avoid knurling mould board 7 to appear damaging in long-term the use to influence the subsequent knurling work of device, with the practicality that improves this knurling mechanism.

The working principle is as follows: in the process of using the embossing mechanism, the rotation speed of the servo motor 11 can be adjusted through the matching of the servo motor 11 and the speed changer 28, because the oil pump 12 is provided with an oil pump shaft, and a motor shaft of the servo motor 11 is connected with the oil pump shaft of the oil pump 12, so that the output flow of the oil pump 12 is changed through the servo motor 11, because the driving speed of the hydraulic cylinder is related to the flow and the area of the piston 9, when embossing is carried out on blanks with larger thickness, the output flow of the oil pump 12 is increased, the pushing speed of the piston 9 to the piston rod 10 can be increased, the purpose of increasing the output speed of the hydraulic cylinder is achieved, the output force of the hydraulic cylinder is increased, so as to carry out embossing work on thicker blanks, otherwise, the output speed of the hydraulic cylinder is reduced through reducing the output flow of the oil pump 12, and the input flow of the hydraulic cylinder is detected through the liquid flow sensor 14 on the surface of the oil inlet pipe 13, therefore, the embossing mechanism is prevented from being incapable of meeting the embossing requirements of blanks with different thicknesses, the practicability of the embossing mechanism is improved, the embossing effect of the device is guaranteed, and the embossing mechanism is suitable for the fin blanks with different thicknesses.

In the process of using the embossing mechanism, the output end of the driving motor 18 drives the first screw rod 19 and the second screw rod 20 to rotate, because the thread directions of the surfaces of the first screw rod 19 and the second screw rod 20 are opposite, the first screw rod 19 and the second screw rod 20 can enable two groups of sliding blocks 22 sleeved on the surfaces of the first screw rod 19 and the second screw rod 20 to horizontally slide in the sliding groove 21, the sliding blocks 22 drive two groups of clamping blocks 23 connected with the sliding blocks to move, so that the two groups of clamping blocks 23 are close to each other to clamp and fix a fin workpiece, the friction force between the workpiece and the clamping blocks 23 is increased through the anti-skid pads 25, because the heating and pressing embossing die plate 7 easily causes the workpiece to be stuck on the embossing die plate 7 in the pressing process, the workpiece can move along with the embossing die plate 7, and can be limited through the arrangement of the limiting blocks 24, and the phenomenon that the fin is displaced in the embossing process is avoided, thereby ensuring the embossing effect of the fin blank.

In the process of replacing the embossing die plate 7, the stretching function of the return spring 605 is firstly utilized to pull the pull ring 606, so that the pull ring 606 drives the pull rod 603 to move, the moved pull rod 603 withdraws from the clamping groove 27, the fixing of the mounting plate 601 is released, after the new embossing die plate 7 is replaced, the fixing plate 26 at the bottom of the pressing plate 5 is embedded into the mounting groove 602 of the mounting plate 601, the clamping groove 27 corresponds to the pull rod 603, then the pull rod 603 is loosened, the return spring 605 pushes the limiting sleeve 604 to move by utilizing the return function of the return spring 605, so that the pull rod 603 is reinserted into the clamping groove 27 to fix the mounting plate 601, the replacement work of the embossing die plate 7 is completed, the embossing die plate 7 is prevented from being damaged in long-term use, the subsequent embossing work of the device is influenced, and the practicability of the embossing mechanism is improved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. The utility model provides a fin knurling mechanism of the knurling of adaptable different thickness blanks, includes base (1), work box (4) and clamp plate (5), its characterized in that: four corners of the top of the base (1) are respectively provided with a guide column (3), the top end of each guide column (3) is provided with a supporting seat (2), and the top surface of each supporting seat (2) is provided with a working box (4);

a partition plate is installed on the inner wall of the working box (4), a hydraulic cylinder (8) is installed on the inner bottom wall of the working box (4), a piston (9) is installed inside the hydraulic cylinder (8), a piston rod (10) is installed at the bottom of the piston (9), the piston rod (10) extends to the outside of the working box (4), a servo motor (11) is installed on the surface of one side of the partition plate, the servo motor (11) is located inside the working box (4), a transmission (28) is installed at the output end of the servo motor (11), and an oil pump (12) is installed on the inner bottom wall of the working box (4);

the output end of the oil pump (12) is connected with an oil inlet pipe (13), and a liquid flow sensor (14) is mounted on the surface of the oil inlet pipe (13).

2. A fin embossing mechanism to accommodate embossing of billets of different thicknesses as set forth in claim 1, wherein: the top surface of base (1) runs through and is provided with spout (21), the internally mounted of spout (21) has driving motor (18), first lead screw (19) is installed to the output of driving motor (18), the one end of first lead screw (19) is connected with second lead screw (20), sliding block (22) have all been cup jointed on the surface of first lead screw (19) and second lead screw (20), and sliding block (22) are located the inside of spout (21), and are two sets grip block (23) are all installed to the top surface of sliding block (22).

3. A fin embossing mechanism to accommodate embossing of billets of different thicknesses as set forth in claim 2, wherein: the top surfaces of the two groups of clamping blocks (23) are provided with limiting blocks (24), the surfaces of the two groups of clamping blocks (23) close to each other are provided with anti-skid pads (25), and the anti-skid pads (25) are located below the limiting blocks (24).

4. A fin embossing mechanism to accommodate embossing of billets of different thicknesses as set forth in claim 1, wherein: the bottom end of the piston rod (10) is provided with a pressing plate (5), the pressing plate (5) is located below the supporting seat (2), and the guide column (3) penetrates through the inside of the pressing plate (5).

5. A fin embossing mechanism to accommodate the embossing of billets of different thickness as set forth in claim 4, wherein: change structure (6) is installed to the bottom of clamp plate (5), change structure (6) including mounting panel (601), mounting groove (602), pull rod (603), stop collar (604), reset spring (605) and pull ring (606), mounting panel (601) is installed to the bottom of clamp plate (5), the top surface of mounting panel (601) runs through and is provided with mounting groove (602), the inside equidistance of mounting panel (601) is provided with hollow groove, the both sides surface of mounting panel (601) all runs through and installs pull rod (603), stop collar (604) have all been cup jointed on the surface of pull rod (603), and stop collar (604) are located the inside in hollow groove.

6. A fin embossing mechanism to accommodate embossing of billets of different thicknesses as set forth in claim 5, wherein: the inner portion of the hollow groove is provided with a return spring (605), one end of the return spring (605) is connected with one side surface of the limiting sleeve (604), one end of the pull rod (603) is provided with pull rings (606), and the two groups of pull rings (606) are respectively positioned on two sides of the mounting plate (601).

7. A fin embossing mechanism to accommodate embossing of billets of different thickness as set forth in claim 4, wherein: the bottom surface mounting of clamp plate (5) has fixed plate (26), and fixed plate (26) are located the inside of mounting groove (602), the both sides surface of fixed plate (26) all runs through and is provided with draw-in groove (27), and draw-in groove (27) and pull rod (603) phase-match.

8. A fin embossing mechanism to accommodate embossing of billets of different thicknesses as set forth in claim 1, wherein: the input of oil pump (12) is connected with out oil pipe (15), the surface of hydraulic cylinder (8) is run through and is provided with oil inlet (16), and oil inlet (16) and the trailing end connection who advances oil pipe (13), the surface of hydraulic cylinder (8) is run through and is provided with oil-out (17), and oil-out (17) and the trailing end connection who goes out oil pipe (15).

9. A fin embossing mechanism to accommodate embossing of billets of different thicknesses as set forth in claim 5, wherein: the bottom surface mounting of mounting panel (601) has knurling mould board (7), the inside equidistance of knurling mould board (7) is run through and is installed heating pipe (29).

10. A fin embossing mechanism to accommodate the embossing of billets of different thickness as set forth in claim 1, wherein: the refrigerator is characterized in that a cabinet (30) is installed on the surface of the bottom of the base (1), and a cabinet door (31) is installed on the front face of the cabinet (30) through a hinge.

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