Drilling device for heat exchanger production

Abstract

The utility model discloses a drilling device for heat exchanger production, which relates to the technical field of heat exchanger production and processing and comprises a workbench, first electric slide rails are fixedly mounted on two sides of the workbench respectively, and a portal frame is fixedly mounted between moving ends of the first electric slide rails. A second electric sliding rail is fixedly installed on the lower wall face of the transverse end of the portal frame, an air cylinder is fixedly installed at the moving end of the second electric sliding rail, a bearing plate is fixedly installed at the telescopic end of the air cylinder, and a driving motor is fixedly installed at the center of the lower wall face of the bearing plate. Heat exchanger materials to be machined are placed on the workbench, the first motor is started, the driving end of the first motor drives the bidirectional lead screw to rotate, then the moving blocks move in the opposite directions, and the moving blocks drive the clamping plates to move in the opposite directions so as to clamp the heat exchanger materials to be machined. And at the moment, the heat exchanger materials to be machined are pressed and fixed through the limiting assembly, and the materials are prevented from moving during machining.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchanger production and processing, in particular to a drilling device for heat exchanger production. Background Art

[0002] A heat exchanger is a device that transfers heat between two or more fluids at different temperatures. It is also called a heat exchanger. Its working principle is to transfer heat from a fluid with a higher temperature to a fluid with a lower temperature to meet process requirements. In the production process of the heat exchanger, the blank needs to be punched.

[0003] For example, in a utility model patent entitled "A punching device for heat exchanger plate production" with a publication number of CN218555645U, a device including a base and a punching device is designed, wherein a workbench is fixedly connected to the top of the base, a first bidirectional screw is rotatably connected to the inner cavity of a groove opened at the top of the workbench, both ends of the outer wall of the first bidirectional screw are sleeved with a first nut seat, a support plate is fixedly connected to the top of the first nut seat, a second bidirectional screw is rotatably connected to the inner cavity of a groove opened at the top of the support plate, both ends of the outer wall of the second bidirectional screw are sleeved with a second nut seat, and a punching device of a fixing mechanism for fixing the heat exchanger plate is arranged on the top of the second nut seat;

[0004] However, the existing punching device will generate debris during operation, and the debris cannot be collected in time, which will lead to pollution of the punching station. What's worse, it will cause the mechanical equipment to jam during the punching process, thereby reducing the efficiency of the punching work. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a drilling device for heat exchanger production, which solves the technical problem that the existing drilling device generates debris during operation, the debris cannot be collected in time, and thus causes pollution to the drilling station, and even worse, causes the mechanical equipment to jam during the debris drilling process, thereby reducing the drilling work efficiency.

[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a drilling device for heat exchanger production, comprising a workbench, first electric slide rails are fixedly installed on both sides of the workbench, a gantry is fixedly installed between the moving ends of the first electric slide rails, a second electric slide rail is fixedly installed on the lower wall surface of the lateral end of the gantry, a cylinder is fixedly installed on the moving end of the second electric slide rail, a bearing plate is fixedly installed on the telescopic end of the cylinder, a driving motor is fixedly installed at the center of the lower wall surface of the bearing plate, a drill bit is fixedly installed on the driving end of the driving motor, a clamping assembly is provided on the bearing plate, and a pressure component is provided on the side of the gantry. A dust removal assembly is provided between the wall and the carrying plate, a carrying box is fixedly installed on the workbench, a first motor is fixedly installed on the outer wall of the carrying box, a driving end of the first motor passes through the carrying box and is fixedly installed with a bidirectional lead screw, the other end of the bidirectional lead screw is rotatably installed on the inner wall of the carrying box, an opening is provided on the front wall of the carrying box, a pair of connecting rods are slidably installed in the opening, one end of the connecting rod is located in the carrying box and is fixedly installed with a moving block, a threaded hole is provided on the moving block, the moving block is meshed and connected with the bidirectional lead screw through the threaded hole, a splint is fixedly installed on the other end of the connecting rod, and a limit assembly is provided on the splint.

[0007] Preferably, the clamping assembly includes a pressing plate, a through hole is formed at the center of the pressing plate, limiting holes are formed on the bearing plate and on both sides of the driving motor, limiting rods are inserted in the limiting holes, the pressing plate is fixedly installed between the lower ends of the limiting rods, the limiting plate is fixedly installed on the upper ends of the limiting rods, a pair of springs are fixedly installed between the pressing plate and the bearing plate, and the springs are sleeved on the limiting rods.

[0008] Preferably, the dust removal assembly includes a pair of collecting boxes, and the pair of collecting boxes are respectively fixedly installed on the side walls of the gantry, and a vacuum pump is fixedly installed on the side walls of the collecting boxes. A conduit is connected between the vacuum pump and the collecting box, and a filter screen cover is fixedly installed in the collecting box. One end of the conduit is located in the filter screen cover. A pair of mounting holes are opened on the supporting plate, and a collecting cover is fixedly installed in the mounting holes, and a flexible conduit is connected between the collecting cover and the collecting box.

[0009] Preferably, the limit assembly includes a transverse plate, which is fixedly mounted on the side wall of the splint, a guide opening is provided on the transverse plate, a pair of I-shaped blocks are slidably installed in the guide opening, a through opening is provided on the side wall of the transverse plate, the through opening is communicated with the guide opening, a threaded column is fixedly mounted on the side wall of the I-shaped block, a limit nut is screwed on the threaded column, and a downward pressure portion is provided on the I-shaped block.

[0010] Preferably, the pressing part includes a hollow column, a connecting hole is provided on the I-shaped block, the hollow column is fixedly installed in the connecting hole, a screw is rotatably installed on the upper wall of the hollow column, the lower end of the screw is located in the hollow column, sliding grooves are respectively provided on the two side walls of the hollow column, sliders are slidably installed in the sliding grooves, a pressing rod is fixedly installed between the sliders, the lower end of the pressing rod passes through the hollow column and a pressure plate is fixedly installed, a threaded groove is provided on the upper end of the pressing rod, and the screw is screwed into the threaded groove.

[0011] Preferably, support legs are fixedly installed at the four corners of the lower wall of the workbench.

[0012] Beneficial Effects

[0013] The utility model provides a drilling device for heat exchanger production, which solves the technical problem that the existing drilling device will generate debris during operation, the debris cannot be collected in time, and then the drilling station is polluted, and even worse, the mechanical equipment is stuck during the drilling process of the debris, thereby reducing the drilling work efficiency. The utility model places the heat exchanger material to be processed on the workbench, starts the first motor, and the driving end of the first motor drives the bidirectional lead screw to rotate, so that the moving blocks move towards each other, and the moving blocks drive the clamping plates to move towards each other to clamp the heat exchanger material to be processed. At this time, the heat exchanger material to be processed is pressed and fixed by the limiting component to prevent the material from moving in series during processing. The first electric slide rail and the second electric slide rail are started to adjust the drill bit to the processing position, and the cylinder and the drive motor are started. The cylinder pushes the bearing plate, so that the drill bit drills the heat exchanger material to be processed. During the cylinder feeding process, the clamping component further presses and fixes the heat exchanger material to be processed. During the drilling process, the dust removal component collects the material during drilling to prevent debris from contaminating the work station and improve the cleanliness of the drilling process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a drilling device for heat exchanger production described in the utility model.

[0015] Figure 2 It is a schematic diagram of the top view of the structure of a drilling device for heat exchanger production described in the utility model.

[0016] Figure 3 The utility model is a schematic diagram of the structure of the lower pressing part of the drilling device for heat exchanger production.

[0017] In the figure: 1. workbench; 2. first electric slide rail; 3. gantry; 4. second electric slide rail; 5. cylinder; 6. load-bearing plate; 7. driving motor; 8. drill bit; 9. load-bearing box; 10. first motor; 11. bidirectional lead screw; 12. opening; 13. connecting rod; 14. moving block; 15. clamping plate; 16. pressure plate; 17. through hole; 18. limit plate; 19. spring; 20. collecting box; 21. vacuum pump; 22. conduit; 23. filter screen cover; 24. collecting cover; 25. flexible conduit; 26. cross plate; 27. guide port; 28. through port; 29. ​​threaded column; 30. limit nut; 31. hollow column; 32. lead screw; 33. slide groove; 34. slider; 35. lower pressure rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 The utility model provides a technical solution: a drilling device for heat exchanger production, comprising a workbench 1, first electric slide rails 2 are fixedly installed on both sides of the workbench 1, a gantry 3 is fixedly installed between the moving ends of the first electric slide rails 2, a second electric slide rail 4 is fixedly installed on the lower wall surface of the lateral end of the gantry 3, a cylinder 5 is fixedly installed on the moving end of the second electric slide rail 4, a bearing plate 6 is fixedly installed on the telescopic end of the cylinder 5, a driving motor 7 is fixedly installed at the center of the lower wall surface of the bearing plate 6, a drill bit 8 is fixedly installed on the driving end of the driving motor 7, a pressing assembly is provided on the bearing plate 6, and a dust removal assembly is provided between the side wall surface of the gantry 3 and the bearing plate 6, A carrying box 9 is fixedly installed on the workbench 1, and a first motor 10 is fixedly installed on the outer wall of the carrying box 9. The driving end of the first motor 10 passes through the carrying box 9 and is fixedly installed with a bidirectional screw 11. The other end of the bidirectional screw 11 is rotatably installed on the inner wall of the carrying box 9. An opening 12 is provided on the front wall of the carrying box 9. A pair of connecting rods 13 are slidably installed in the opening 12. One end of the connecting rod 13 is located in the carrying box 9 and is fixedly installed with a moving block 14. A threaded hole is provided on the moving block 14. The moving block 14 is meshed and connected with the bidirectional screw 11 through the threaded hole. A clamping plate 15 is fixedly installed on the other end of the connecting rod 13, and a limit assembly is provided on the clamping plate 15.

[0020] The heat exchanger material to be processed is placed on the workbench 1, and the first motor 10 is started. The driving end of the first motor 10 drives the bidirectional screw 11 to rotate, so that the moving block 14 moves toward each other, and the moving block 14 drives the clamping plate 15 to move toward each other to clamp the heat exchanger material to be processed. At this time, the heat exchanger material to be processed is pressed and fixed by the limiting component, and the first electric slide rail 2 and the second electric slide rail 4 are started, and then the drill bit 8 is adjusted to the processing position, and the cylinder 5 and the driving motor 7 are started. The cylinder 5 pushes the bearing plate 6, so that the drill bit 8 drills the heat exchanger material to be processed. During the feeding process of the cylinder 5, the clamping component further presses and fixes the heat exchanger material to be processed, and the material during drilling is collected by the dust removal component during the drilling process.

[0021] The present embodiment is further configured such that the clamping assembly includes a pressing plate 16, a through hole 17 is provided at the center of the pressing plate 16, limiting holes are provided on the bearing plate 6 and on both sides of the driving motor 7, limiting rods are inserted in the limiting holes, the pressing plate 16 is fixedly installed between the lower ends of the limiting rods, a limiting plate 18 is fixedly installed at the upper ends of the limiting rods, a pair of springs 19 are fixedly installed between the pressing plate 16 and the bearing plate 6, and the springs 19 are sleeved on the limiting rods;

[0022] The cylinder 5 pushes the supporting plate 6, so that the pressing plate 16 contacts the heat exchanger material to be processed. The cylinder 5 continues to feed, so that the pressing plate 16 and the heat exchanger material to be processed are pressed tightly, and the drill bit 8 penetrates the heat exchanger material to be processed through the through hole 17 to drill a hole. The spring 19 is compressed. Due to the principle of mutual force action, the spring 19 pushes the pressing plate 16, so that the pressing plate 16 squeezes the heat exchanger material to be processed, thereby playing a pressing role.

[0023] The present embodiment is further configured such that the dust removal assembly includes a pair of collection boxes 20, the pair of collection boxes 20 are fixedly mounted on the side walls of the gantry 3, a vacuum pump 21 is fixedly mounted on the side walls of the collection boxes 20, a conduit 22 is connected between the vacuum pump 21 and the collection boxes 20, a filter screen 23 is fixedly mounted in the collection box 20, one end of the conduit 22 is located in the filter screen 23, a pair of mounting holes are opened on the bearing plate 6, a collection cover 24 is fixedly mounted in the mounting holes, and a flexible conduit 25 is connected between the collection cover 24 and the collection box 20;

[0024] Start the vacuum pump 21, which generates suction, so that the collection box 20 is in a vacuum state. At this time, the flexible conduit 25 generates suction, and the debris generated during drilling is collected through the collection cover 24, so that the debris enters the collection box 20 along the flexible conduit 25. The filter cover 23 prevents the debris from entering the vacuum pump 21. The lower wall of the collection box 20 is also provided with an inspection door, which is opened regularly to clear the debris in the collection box 20.

[0025] The present embodiment is further configured such that the limit assembly includes a horizontal plate 26, the horizontal plate 26 is fixedly mounted on the side wall of the clamping plate 15, a guide port 27 is provided on the horizontal plate 26, a pair of I-shaped blocks are slidably mounted in the guide port 27, a through port 28 is provided on the side wall of the horizontal plate 26, the through port 28 is communicated with the guide port 27, a threaded column 29 is fixedly mounted on the side wall of the I-shaped block, a limit nut 30 is screwed on the threaded column 29, and a downward pressing portion is provided on the I-shaped block;

[0026] The I-shaped block is pushed so that it is located above the heat exchanger material to be processed, and the limiting nut 30 is connected to the threaded column 29 to limit the I-shaped block.

[0027] The present embodiment is further configured as follows: the pressing portion comprises a hollow column 31, a connecting hole is provided on the I-shaped block, the hollow column 31 is fixedly installed in the connecting hole, a screw rod 32 is rotatably installed on the upper wall surface of the hollow column 31, the lower end of the screw rod 32 is located in the hollow column 31, and sliding grooves 33 are respectively provided on the inner wall surfaces of both sides of the hollow column 31, a slider 34 is slidably installed in the sliding groove 33, a pressing rod 35 is fixedly installed between the sliders 34, the lower end of the pressing rod 35 passes through the hollow column 31 and is fixedly installed with a pressing plate 16, a threaded groove is provided on the upper end of the pressing rod 35, and the screw rod 32 is screwed into the threaded groove;

[0028] The screw rod 32 is rotated, and the screw rod 32 is connected to the lower pressure rod 35 through a threaded groove. When the screw rod 32 rotates, it has a driving effect on the lower pressure rod 35. Under the action of the slider 34, the lower pressure rod 35 moves downward along the slide groove 33 until the pressure plate 16 contacts the heat exchanger material to be processed, and the heat exchanger material to be processed is limited.

[0029] The present embodiment is further configured such that support legs are fixedly installed at the four corners of the lower wall of the workbench 1 .

[0030] The detailed connection means are well-known in the art. The following mainly introduces the working principle and process. The specific work is as follows.

[0031] Embodiment: According to the attached drawings of the specification, the heat exchanger material to be processed is placed on the workbench 1, and the first motor 10 is started. The driving end of the first motor 10 drives the bidirectional lead screw 11 to rotate, so that the moving block 14 moves toward each other, and the moving block 14 drives the clamping plate 15 to move toward each other to clamp the heat exchanger material to be processed, and pushes the I-shaped block so that the I-shaped block is located above the heat exchanger material to be processed. The limit nut 30 is connected to the threaded column 29 to limit the I-shaped block, and the lead screw 32 is rotated. The lead screw 32 and the lower pressure rod 35 are connected by a threaded groove. When the lead screw 32 rotates, it has a driving effect on the lower pressure rod 35. The lower pressure rod 35 moves downward along the slide groove 33 path under the action of the slider 34 until the pressure plate 16 contacts the heat exchanger material to be processed. The heat exchanger material to be processed is limited, and the first electric slide rail 2 and the second electric slide rail 4 are started, and then the drill bit 8 is adjusted to the processing position required, and the cylinder is started. 5 and the driving motor 7, the cylinder 5 pushes the bearing plate 6, so that the pressing plate 16 contacts the heat exchanger material to be processed, the cylinder 5 continues to feed, so that the pressing plate 16 and the heat exchanger material to be processed are pressed tightly, and the drill bit 8 passes through the through hole 17 to drill the heat exchanger material to be processed, the spring 19 is compressed, due to the principle of mutual force, the spring 19 pushes the pressing plate 16, so that the pressing plate 16 squeezes the heat exchanger material to be processed, plays a pressing role, starts the vacuum pump 21, and the vacuum pump 21 generates suction, so that the collection box 20 is in a vacuum state. At this time, the flexible conduit 25 generates suction, and the debris generated during drilling is collected through the collection cover 24, so that the debris enters the collection box 20 along the flexible conduit 25, and the filter cover 23 prevents the debris from entering the vacuum pump 21. The lower wall of the collection box 20 is also provided with an inspection door, and the inspection door is opened regularly to remove the debris in the collection box 20.

[0032] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. A drilling device for heat exchanger production, comprising a workbench (1), characterized in that: The workbench (1) is respectively fixedly mounted with first electric slide rails (2) on both sides, a gantry (3) is fixedly mounted between the moving ends of the first electric slide rails (2), a second electric slide rail (4) is fixedly mounted on the lower wall surface of the lateral end of the gantry (3), a cylinder (5) is fixedly mounted on the moving end of the second electric slide rail (4), a bearing plate (6) is fixedly mounted on the telescopic end of the cylinder (5), a driving motor (7) is fixedly mounted at the center of the lower wall surface of the bearing plate (6), a drill bit (8) is fixedly mounted on the driving end of the driving motor (7), a clamping assembly is provided on the bearing plate (6), a dust removal assembly is provided between the side wall surface of the gantry (3) and the bearing plate (6), a bearing box (9) is fixedly mounted on the workbench (1), and the A first motor (10) is fixedly installed on the outer wall of the carrying box (9), a driving end of the first motor (10) passes through the carrying box (9) and is fixedly installed with a bidirectional lead screw (11), the other end of the bidirectional lead screw (11) is rotatably installed on the inner wall of the carrying box (9), an opening (12) is provided on the front wall of the carrying box (9), a pair of connecting rods (13) are slidably installed in the opening (12), one end of the connecting rod (13) is located in the carrying box (9) and is fixedly installed with a moving block (14), a threaded hole is provided on the moving block (14), the moving block (14) is meshed with the bidirectional lead screw (11) through the threaded hole, the other end of the connecting rod (13) is fixedly installed with a clamping plate (15), and a limiting component is provided on the clamping plate (15).

2. A drilling device for heat exchanger production according to claim 1, characterized in that The clamping assembly includes a pressing plate (16), a through hole (17) is provided at the center of the pressing plate (16), and a limiting hole is provided on the supporting plate (6) and on both sides of the driving motor (7), and a limiting rod is inserted into the limiting hole. The pressing plate (16) is fixedly installed between the lower ends of the limiting rods, and a limiting plate (18) is fixedly installed at the upper end of the limiting rod. A pair of springs (19) are fixedly installed between the pressing plate (16) and the supporting plate (6), and the spring (19) is mounted on the limiting rod.

3. A drilling device for heat exchanger production according to claim 1, characterized in that The dust removal assembly comprises a pair of collecting boxes (20), the pair of collecting boxes (20) are respectively fixedly mounted on the side walls of the gantry (3), a vacuum pump (21) is fixedly mounted on the side walls of the collecting boxes (20), a conduit (22) is connected between the vacuum pump (21) and the collecting boxes (20), a filter screen (23) is fixedly mounted inside the collecting boxes (20), one end of the conduit (22) is located inside the filter screen (23), a pair of mounting holes are opened on the bearing plate (6), a collecting cover (24) is fixedly mounted inside the mounting holes, and a flexible conduit (25) is connected between the collecting cover (24) and the collecting box (20).

4. A drilling device for heat exchanger production according to claim 1, characterized in that The limit assembly comprises a transverse plate (26), the transverse plate (26) is fixedly mounted on the side wall of the clamping plate (15), a guide opening (27) is provided on the transverse plate (26), a pair of I-shaped blocks are slidably mounted in the guide opening (27), a through opening (28) is provided on the side wall of the transverse plate (26), the through opening (28) is communicated with the guide opening (27), a threaded column (29) is fixedly mounted on the side wall of the I-shaped block, a limit nut (30) is screwed on the threaded column (29), and a downward pressing portion is provided on the I-shaped block.

5. A drilling device for heat exchanger production according to claim 4, characterized in that The pressing part comprises a hollow column (31), a connecting hole is provided on the I-shaped block, the hollow column (31) is fixedly installed in the connecting hole, a screw rod (32) is rotatably installed on the upper wall of the hollow column (31), the lower end of the screw rod (32) is located in the hollow column (31), and sliding grooves (33) are respectively provided on the inner side walls of the hollow column (31), a slider (34) is slidably installed in the sliding groove (33), a pressing rod (35) is fixedly installed between the sliders (34), the lower end of the pressing rod (35) passes through the hollow column (31) and is fixedly installed with a pressure plate (16), a threaded groove is provided on the upper end of the pressing rod (35), and the screw rod (32) is screwed into the threaded groove.

6. A drilling device for heat exchanger production according to claim 1, characterized in that Support legs are fixedly installed at the four corners of the lower wall of the workbench (1).

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