CN216911735U

CN216911735U - Finned tube punching device

Info

Publication number: CN216911735U
Application number: CN202220233884.5U
Authority: CN
Inventors: 史玉成
Original assignee: Beijing Huaneng Universal Low Temperature Science And Technology Co ltd
Current assignee: Beijing Huaneng Universal Low Temperature Science And Technology Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-07-08
Anticipated expiration: 2032-01-28

Abstract

The utility model discloses a finned tube punching device, which comprises a rack, wherein a plurality of groups of supporting columns and a punching device which are matched with each other are arranged on the rack, a plurality of clamping grooves for fixing finned tubes are correspondingly arranged among the supporting columns, punching holes are also formed in the supporting columns, and a sliding fastening device is arranged on the side surface of each supporting column; meanwhile, the punching die is formed by one-step punching, so that different holes can be well aligned, and the punching quality is improved.

Description

Finned tube punching device

Technical Field

The utility model relates to the technical field of heating and ventilation processing equipment, in particular to a finned tube punching device.

Background

The finned tube is a heat exchange element, and in order to improve the heat exchange efficiency, fins are usually added on the surface of the heat exchange tube to increase the external surface area (or the internal surface area) of the heat exchange tube, so that the purpose of improving the heat exchange efficiency is achieved; in the prior art, the fins are in spiral or straight sheets shape, meanwhile, in order to increase the pipeline length of the finned tube, the finned tube is generally processed in a snake-shaped winding mode, and in order to realize the fixation of the finned tube, holes are punched on the fins to facilitate the installation of bolts; however, in the prior art, only one stamping device can be used for stamping one by one, which not only has low stamping efficiency, but also needs to be realigned in each stamping, and has larger processing error.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a finned tube punching device which can effectively improve the punching efficiency of finned tubes and has the advantages of good punching effect, high hole alignment degree and the like.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a finned tube punching device, includes the frame, be provided with multiunit support column and stamping device that mutually support in the frame, correspond between each support column and be provided with a plurality of draw-in grooves that are used for fixed finned tube, still be provided with on the support column with the punching press hole of stamping device adaptation, simultaneously the side of support column still is provided with the slip fastener who is used for chucking finned tube.

Preferably, the rack is further connected with a plurality of adjusting frames through mutually matched sliding rails and pulleys in a sliding manner, and the supporting columns and the punching devices are respectively and fixedly arranged on the adjusting frames.

Preferably, the slide rail is a triangular slide rail, and a limiting groove matched with the slide rail in shape is arranged on the pulley.

Preferably, the stamping device comprises a stamping cylinder and a stamping tip rod which are connected with each other, the stamping cylinder is fixedly connected with the support column, the stamping tip rod corresponds to the stamping hole, and the frame is provided with two sets of stamping cylinders and two sets of stamping tip rods side by side.

Preferably, the sliding fastening device comprises an adjusting cylinder and a sliding rod which are connected with each other, a sliding groove matched with the sliding rod is formed in the adjusting frame, and a plurality of elastic clamping rings which correspond to the clamping grooves one to one are uniformly arranged on the sliding rod.

Preferably, a connecting rod is fixedly arranged on the sliding rod and is connected with the middle part of the elastic snap ring through a fixing bolt.

Preferably, the adjusting frame is further provided with an adjusting rod for adjusting the position of the finned tube, and the adjusting frame is further connected with a plurality of adjusting screws for controlling the height of the adjusting rod in a threaded manner.

Preferably, the rack is also provided with a jacking plate and a jacking cylinder for jacking the unloading finned tube, and the jacking plate is fixedly connected with the jacking cylinder.

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

1. the finned tube fixing device comprises a rack, wherein a plurality of groups of supporting columns and stamping devices which are matched with each other are arranged on the rack, a plurality of clamping grooves for fixing finned tubes are correspondingly arranged among the supporting columns, stamping holes are also formed in the supporting columns, and sliding fastening devices are arranged on the side surfaces of the supporting columns.

When the finned tube punching device is used, the S-shaped finned tube is placed in the clamping groove, the whole finned tube is fixed through the sliding fixing device, the finned tube is prevented from shaking in the punching process, and then the fin is punched in and out through the punching device, so that the punching operation of the whole S-shaped finned tube is finished at one time, the finned tube does not need to be moved repeatedly, and the workpiece does not need to be aligned repeatedly, and the punching efficiency of the finned tube can be greatly improved;

compared with a mode of single punching operation, the punching die is fixed at one time and is formed by punching at one time, so that the consistency of holes is higher, and the error of the holes is small.

2. The punching machine is characterized in that the rack is also connected with a plurality of adjusting frames in a sliding manner through mutually matched sliding rails and pulleys, each group of supporting columns and the punching devices are fixed on each adjusting frame, the distance between every two adjacent punching devices can be conveniently adjusted through the adjusting frames, the distance between every two adjacent punched holes is further adjusted, different punching requirements are met, and the application range of the punching machine is widened.

3. The sliding rail is a triangular sliding rail, the pulley is provided with a corresponding limiting groove, the limiting of the adjusting frame is realized through the matching of the limiting groove and the sliding rail, the deviation of the adjusting frame in the sliding process is avoided, the alignment of different punching devices in the horizontal direction is ensured, and the alignment of the clamping grooves is ensured; meanwhile, the sliding rail can be made of angle steel, the manufacturing is convenient, and the cost of equipment can be further reduced.

4. The stamping device comprises a stamping cylinder and a stamping sharp rod which are connected with each other, wherein the stamping cylinder is fixedly connected with a support column, the stamping sharp rod corresponds to a stamping hole, and two sets of stamping cylinders and two sets of stamping sharp rods are arranged on a rack side by side; on the premise of meeting basic use requirements, the stamping cylinder and the stamping sharp rod are arranged, so that stamping equipment can be simplified to the greatest extent, the stability and the reliability of the equipment are improved, and the cost of the equipment is reduced;

simultaneously, through the upper and lower sets of stamping devices, the stamping operation of the finned tubes can be guaranteed to be completed simultaneously, the working efficiency is improved, meanwhile, the alignment of stamping holes in two sides is better, the punching deviation can be effectively avoided, and the stamping quality is improved.

5. The sliding fastening device comprises the adjusting cylinder and the sliding rod which are connected with each other, the adjusting frame is provided with the sliding groove matched with the sliding rod, the sliding rod is uniformly provided with a plurality of elastic snap rings which correspond to the clamping grooves one by one, the structure is simple, the stability and the reliability are high, and the hardware cost of the whole set of equipment can be reduced; meanwhile, all the elastic clamping rings are arranged on the sliding rods and move synchronously along with the sliding rods, so that the elastic clamping rings are good in action consistency, synchronous fixation of the finned tubes can be guaranteed, stable operation can be achieved through a set of adjusting cylinders, and control equipment is simplified.

6. According to the utility model, the connecting rod is fixedly arranged on the sliding rod and is connected with the middle part of the elastic clamping ring through the fixing bolt, after the connection is carried out according to the mode, the two sides of the elastic clamping ring are in a free state, and the stress point is located at the middle part of the structure, so that when the card box is used, the two sides of the elastic clamping ring are synchronously deformed, the structural matching degree of the elastic clamping ring and the finned tube is higher, and the fixing effect of the finned tube can be effectively improved.

7. According to the utility model, the adjusting frame is also provided with the adjusting rod for adjusting the position of the finned tube, the adjusting frame is also in threaded connection with a plurality of adjusting screws for controlling the height of the adjusting rod, the height of the adjusting rod is changed through the adjusting screws, the installation position of the finned tube is adjusted, fine adjustment of the finned tube is realized, the installation precision of the finned tube is ensured, and meanwhile, auxiliary support can be provided in the stamping process to ensure that the finned tube is fixed.

8. According to the utility model, the frame is also provided with the jacking plate and the jacking cylinder for jacking and unloading the finned tube, the jacking plate is fixedly connected with the jacking cylinder, and the finned tube after punching operation is ejected out of the machining equipment through the jacking plate and the jacking cylinder, so that the material taking of workers is facilitated, and the working efficiency is improved.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic sectional view taken along line A-A of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line B-B of the present invention;

FIG. 4 is a schematic structural view of embodiment 2 of the present invention;

FIG. 5 is a schematic cross-sectional view taken along line C-C of the present invention;

FIG. 6 is a schematic cross-sectional view taken along line D-D of the present invention;

FIG. 7 is an enlarged view of section E of the present invention;

the labels in the figure are: 1. the device comprises a rack, 2, a supporting column, 3, a stamping device, 4, a clamping groove, 5, a stamping hole, 6, a sliding fastening device, 7, a sliding rail, 8, a pulley, 9, an adjusting frame, 10, a limiting groove, 11, a sliding groove, 12, an adjusting rod, 13, an adjusting screw, 14, a jacking plate, 15, a jacking cylinder, 31, a stamping cylinder, 32, a stamping sharp rod, 61, an adjusting cylinder, 62, a sliding rod, 63, an elastic clamping ring, 64 and a connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

Embodiment mode 1

As shown in fig. 1 to 3, the embodiment provides a finned tube punching device, which includes a frame 1, wherein the frame 1 is provided with a plurality of groups of supporting columns 2 and punching devices 3 which are matched with each other, each supporting column 2 is provided with a plurality of clamping grooves 4, and the number of the clamping grooves 4 is generally 10 to 20 as required; the clamping grooves 4 between the supporting columns 2 are arranged correspondingly to each other so as to ensure that the clamping grooves 4 at the same height are positioned on the same horizontal line, thereby ensuring the smooth installation of the finned tube; supporting plates are fixedly arranged on the upper side and the lower side of the clamping groove 4, a gap is formed between the supporting plates, after the finned tube is installed, a pipeline in the middle of the finned tube is embedded into the gap, the two fins are respectively attached to the supporting plates on the two sides, and meanwhile, stamping holes 5 are formed in the supporting plates;

the punching device 3 comprises a punching cylinder 31 and punching sharp rods 32 which are connected with each other, the punching device is provided with two sets, and the punching sharp rods 32 respectively correspond to the punching holes 5 positioned at the upper side and the lower side, so that punching is realized through the matching of the punching sharp rods 32 and the punching holes 5;

the rack 1 is also provided with a plurality of groups of sliding fastening devices 6 which are respectively in one-to-one correspondence with the support columns 2, each sliding fastening device 6 comprises an adjusting cylinder 61 and a sliding rod 62, wherein the adjusting cylinder 61 is fixedly arranged on the rack 1, a telescopic rod of the adjusting cylinder is fixedly connected with the sliding rod 62, the rack 1 is also provided with a sliding chute 11, and the sliding rod 62 is slidably arranged in the sliding chute 11; the top of the sliding rod 62 is further provided with a plurality of connecting rods 64, the number of the connecting rods 64 is the same as that of the clamping grooves 4, the connecting rods 64 correspond to the clamping grooves 4 one by one, the connecting rods 64 are connected with elastic clamping rings 63 through fixing bolts, the elastic clamping rings 63 are arranged in an arc shape, the middle portions of the elastic clamping rings 63 are fixedly connected with the connecting rods 64, and the two ends of the elastic clamping rings are in free states.

Embodiment mode 2

The embodiment is taken as a better embodiment of the utility model, and discloses a finned tube punching device, which has a specific structure as shown in fig. 4 to 7, and comprises a frame 1, wherein the frame 1 is provided with a plurality of adjusting frames 9, the adjusting frames 9 and the frame 1 are in sliding connection through mutually matched sliding rails 7 and pulleys 8, and the cross sections of the sliding rails 7 are triangular, and are preferably made of angle steel; meanwhile, a limit groove 10 matched with the pulley 8 is arranged on the pulley; all fixedly on every alignment jig 9 be provided with a set of support column 2 and stamping device 3 of mutually supporting, one side of support column 2 is provided with the slip fastener 6 that is used for fixed finned tube, and its opposite side still is provided with adjusts pole 12, both sides are still screwed connection has adjusting screw 13 around alignment jig 9, and top pushes away through adjusting screw 13 from top to bottom adjusts pole 12 up-and-down motion to the realization is to the regulation of adjusting the pole 12 height.

Further, a jacking plate 14 and a jacking cylinder 15 which are used for jacking the unloading finned tube are further arranged on the rack 1, and the jacking plate 14 is fixedly connected with the jacking cylinder 15.

When the finned tube punching machine is used, the height of the adjusting rod is controlled firstly, the S-shaped finned tube is placed in the clamping groove, the whole finned tube is fixed through the extension of the sliding fixing device, the finned tube is prevented from shaking in the punching process, and finally the fin is punched in and out through the punching device, so that the punching operation of the whole S-shaped finned tube is completed at one time, the finned tube does not need to be moved repeatedly, and a workpiece does not need to be aligned repeatedly, and the punching efficiency of the finned tube can be greatly improved;

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a finned tube punching device, includes frame (1), its characterized in that: the finned tube clamping machine is characterized in that a plurality of groups of supporting columns (2) and stamping devices (3) which are matched with each other are arranged on the machine frame (1), a plurality of clamping grooves (4) used for fixing finned tubes are correspondingly arranged between the supporting columns (2), stamping holes (5) matched with the stamping devices are further formed in the supporting columns (2), and meanwhile sliding fastening devices (6) used for clamping the finned tubes are further arranged on the side faces of the supporting columns (2).

2. A fin tube punching apparatus according to claim 1, wherein: frame (1) is still through mutually supporting slide rail (7) and pulley (8) sliding connection have alignment jig (9), support column (2) and stamping device (3) are fixed to be set up on alignment jig (9).

3. A fin tube punching apparatus according to claim 2, wherein: the sliding rail (7) is a triangular sliding rail, and a limiting groove (10) matched with the sliding rail (7) in shape is arranged on the pulley (8).

4. A fin tube punching apparatus according to claim 1, wherein: stamping device (3) are including interconnect's punching press cylinder (31) and punching press sharp pole (32), punching press cylinder (31) and support column (2) are fixed continuous, and punching press sharp pole (32) correspond with punching press hole (5), and are provided with two sets of punching press cylinder (31) and punching press sharp pole (32) side by side on frame (1).

5. A fin tube punching apparatus according to claim 2, wherein: the sliding fastening device (6) comprises an adjusting cylinder (61) and a sliding rod (62) which are connected with each other, a sliding groove (11) matched with the sliding rod (62) is formed in the adjusting frame (9), and a plurality of elastic clamping rings (63) which correspond to the clamping grooves (4) one to one are uniformly arranged on the sliding rod (62).

6. A fin tube punching apparatus according to claim 5, wherein: the sliding rod (62) is fixedly provided with a connecting rod (64), and the connecting rod (64) is connected with the elastic clamping ring (63) through a fixing bolt.

7. A fin tube punching apparatus according to claim 2, wherein: the adjusting frame (9) is further provided with an adjusting rod (12) used for adjusting the position of the finned tube, and the adjusting frame (9) is further connected with a plurality of adjusting screw rods (13) used for controlling the height of the adjusting rod (12) in a threaded mode.

8. A fin tube punching apparatus according to claim 1, wherein: the machine frame (1) is further provided with a jacking plate (14) and a jacking cylinder (15) which are used for jacking the unloading finned tube, and the jacking plate (14) is fixedly connected with the jacking cylinder (15).