Broaching machining device for air conditioner copper pipe

Abstract

The utility model relates to the technical field of copper pipe chambering, in particular to an air conditioner copper pipe chambering machining device which comprises a machining workbench, a sliding block is arranged in a first sliding groove in a sliding fit mode, a hydraulic cylinder is arranged on one side wall of a fixed supporting plate, two sets of first motors are arranged on one side wall of a rectangular block, and two sets of second motors are arranged on the other side wall of the rectangular block. A first reaming head is arranged on the other side wall of the rectangular block, a second reaming head is arranged on one side wall of the rectangular block, a first screw rod is arranged in each of the two second sliding grooves, a limiting frame is arranged above each of the two second sliding grooves, and a limiting hole is formed in the surface of each limiting frame; and two sets of second screw rods are symmetrically arranged at the top end of the interior of each set of limiting frame, and two sets of arc-shaped limiting clamps are symmetrically arranged in each set of limiting holes. According to the embodiment, copper pipes of different sizes are clamped and limited, and meanwhile the effect of improving the practicability of equipment is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of copper tube hole enlargement, and particularly relates to a hole enlargement processing device for an air-conditioning copper tube. Background Art

[0002] The evaporator is usually installed inside the refrigerator. The refrigerant in the evaporator absorbs heat from the outside and vaporizes, which reduces the temperature inside the refrigerator to achieve a cooling effect. The evaporator pipeline is generally made of copper tubes. During the processing of the copper tubes, one end of the copper tube needs to be expanded.

[0003] After searching, in the prior art, Chinese patent application number: CN202023317312.5, application date: 2022-12-31, discloses a diameter-directional air-conditioning copper tube reaming mechanism, including a reaming table, the upper surface of the reaming table is provided with a first slide groove, and a hydraulic cylinder is fixedly installed on the inner wall of one side of the first slide groove; the pipe clamping device is fixedly connected to the distance adjustment device, and the pipe clamping device clamps and fixes the pipe. By setting the pipe clamping device, the clamping motor rotates to drive the clamping gear to rotate, and the clamping gear rotates to drive the chuck gear to rotate, and the chuck gear rotates to drive the rotation of the clamping inner chuck, and then the rotation of the clamping inner chuck drives the slide rail to rotate, and finally the rotation of the slide rail tightens the clamping teeth to the axis of the clamping inner chuck, so as to firmly clamp the copper tube.

[0004] However, the device still has the following defects: although it effectively solves the problem of errors in hole expansion caused by the loose fixation of the copper tube during hole expansion in the previous copper tube expansion device, the device has limitations in expanding holes of copper tubes with different hole diameters. Utility Model Content

[0005] In view of the above problems, the utility model provides a hole reaming processing device for an air-conditioning copper tube, comprising a processing workbench, a first slide groove is provided on the surface of the processing workbench, a fixed support plate is provided on the surface of the processing workbench, a sliding block is provided inside the first slide groove for sliding fit, a rectangular block is provided above the processing workbench, a hydraulic cylinder is provided on one side wall of the fixed support plate, a transmission rod is penetrated through the surface of the fixed support plate, two groups of first motors are provided on one side wall of the rectangular block, and a first hole reaming head is provided on the other side wall of the rectangular block;

[0006] A second reaming head is provided on one side wall of the rectangular block, two groups of second slide grooves are provided on the surface of the processing workbench, a group of first screws are provided inside the two groups of second slide grooves, a group of first sliding blocks are provided inside the two groups of second slide grooves, a group of limit frames are provided above the two groups of second slide grooves, a second motor is provided on one side wall of the processing workbench, a group of limit holes are provided on the surface of each group of limit frames, two groups of second screws are symmetrically provided on the top end of the inner part of each group of limit frames, two groups of arc-shaped limit clamps are symmetrically provided inside each group of limit holes, and a group of third motors are provided inside each group of limit frames.

[0007] Furthermore, a plurality of groups of fixed support legs are provided at the bottom of the processing workbench, and the plurality of groups of fixed support legs are all located at the bottom corners of the processing workbench, and a scale is embedded in the surface of the processing workbench.

[0008] Furthermore, the first slide groove is located at one side edge of the surface of the processing workbench, and the two groups of the second slide grooves are both arranged perpendicular to the first slide groove.

[0009] Furthermore, a connecting vertical rod is provided on the surface of the processing workbench, one end of the connecting vertical rod is connected to the surface of the sliding block, and the other end of the connecting vertical rod is connected to the surface of the rectangular block.

[0010] Furthermore, one end of the transmission rod is transmission-connected to the output end of the hydraulic cylinder, and the other end of the transmission rod is connected to the surface of the rectangular block.

[0011] Furthermore, the first reaming head and the second reaming head are located on the same side wall of the rectangular block, and the first reaming head and the second reaming head are respectively connected to the output ends of the two groups of first motors in a transmission manner.

[0012] Furthermore, the side surfaces of the two groups of limiting holes are provided with grooves, and the interior of each group of the grooves is slidably fitted with two groups of second connecting rods, one end of each group of the second connecting rods is respectively connected to a group of second sliders, and the other end of each group of the second connecting rods is respectively connected to a group of arc-shaped limiting clamps.

[0013] Furthermore, two groups of second sliders are provided at the inner top of each group of the limit frames, and the two groups of the second sliders are respectively threadedly connected to the surfaces of the two groups of second screws, and the output end of each group of the third motors is drivingly connected to a group of second screws.

[0014] The beneficial effects of the utility model are:

[0015] 1. Through the setting of the first reaming head and the second reaming head, the reaming operation can be performed on copper tubes of different sizes. The second motor drives the movement of the first screw and the first slider at the same time. The first slider drives the limit frame to move to the position of the rectangular block to complete the reaming work. Then, through the setting of two sets of arc-shaped limit clamps, the copper tubes of different sizes can be clamped and limited while achieving the effect of improving the practicality of the equipment.

[0016] 2. The transmission rod is driven by the hydraulic cylinder to move, and at the same time, the rectangular block is driven to move. Then, a sliding block is provided through the internal sliding fit of the first slide groove. One end of the vertical rod is connected to the surface of the sliding block to improve the movement stability of the rectangular block. The first reaming head and the second reaming head are respectively connected to the output ends of the two groups of first motors. During the reaming process, the rotation of the two groups of first motors can improve the reaming stability and the reaming efficiency at the same time.

[0017] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure according to an embodiment of the utility model is shown;

[0020] Figure 2 A schematic diagram of a rectangular block structure according to an embodiment of the utility model is shown;

[0021] Figure 3 A schematic diagram of the limit frame structure according to an embodiment of the utility model is shown;

[0022] Figure 4 A schematic cross-sectional view of a limiting frame according to an embodiment of the utility model is shown.

[0023] In the figure: 1. processing workbench; 2. fixed support leg; 3. scale; 4. first slide; 5. fixed support plate; 6. sliding block; 7. connecting vertical rod; 8. rectangular block; 9. transmission rod; 10. hydraulic cylinder; 11. first motor; 12. first reaming head; 13. second reaming head; 14. second slide; 15. first screw; 16. first slider; 17. first connecting rod; 18. limit frame; 19. second motor; 20. limit hole; 21. second screw; 22. second slider; 23. second connecting rod; 24. arc limit clamp; 25. third motor. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0025] The utility model embodiment provides a hole expansion processing device for an air-conditioning copper tube, comprising a processing workbench 1; illustratively, as Figure 1-4 shown.

[0026] The bottom of the processing workbench 1 is provided with a plurality of groups of fixed support legs 2, and the plurality of groups of fixed support legs 2 are all located at the bottom corners of the processing workbench 1. A scale 3 is embedded in the surface of the processing workbench 1. The surface of the processing workbench 1 is provided with a first slide groove 4, and the first slide groove 4 is located at one side edge of the surface of the processing workbench 1.

[0027] A fixed support plate 5 is provided on the surface of the processing workbench 1, and the fixed support plate 5 is located at the top corner of the processing workbench 1. A sliding block 6 is slidably fitted inside the first slide groove 4. A connecting vertical rod 7 is provided on the surface of the processing workbench 1, and one end of the connecting vertical rod 7 is connected to the surface of the sliding block 6. A rectangular block 8 is provided above the processing workbench 1, and the other end of the connecting vertical rod 7 is connected to the surface of the rectangular block 8.

[0028] A hydraulic cylinder 10 is provided on one side wall of the fixed support plate 5, a transmission rod 9 is penetrated through the surface of the fixed support plate 5, one end of the transmission rod 9 is transmission-connected to the output end of the hydraulic cylinder 10, and the other end of the transmission rod 9 is connected to the surface of the rectangular block 8, two groups of first motors 11 are provided on one side wall of the rectangular block 8, and a first reaming head 12 is provided on the other side wall of the rectangular block 8;

[0029] A second reaming head 13 is provided on one side wall of the rectangular block 8, the first reaming head 12 and the second reaming head 13 are located on the same side wall of the rectangular block 8, and the first reaming head 12 and the second reaming head 13 are respectively connected to the output ends of two groups of first motors 11 by transmission, and two groups of second slide grooves 14 are provided on the surface of the processing workbench 1, and the two groups of second slide grooves 14 are vertically arranged to the first slide groove 4.

[0030] Specifically, the transmission rod 9 is driven to move by the hydraulic cylinder 10, and at the same time, the rectangular block 8 is driven to move. Then, a sliding block 6 is provided through the internal sliding fit of the first slide groove 4. One end of the connecting vertical rod 7 is connected to the surface of the sliding block 6 to improve the movement stability of the rectangular block 8. The first reaming head 12 and the second reaming head 13 are respectively connected to the output ends of the two groups of first motors 11. During the reaming process, the two groups of the first motors 11 rotate to improve the reaming efficiency.

[0031] A group of first screw rods 15 are provided inside the two groups of the second slide grooves 14, and a group of first sliders 16 are provided inside the two groups of the second slide grooves 14. Each of the first sliders 16 is threadedly connected to the surface of a group of first screw rods 15, and a group of first connecting rods 17 are slidably fitted inside the two groups of the second slide grooves 14. A group of limit frames 18 are provided above the two groups of the second slide grooves 14.

[0032] A second motor 19 is provided on one side wall of the processing workbench 1, one end of each group of the first connecting rods 17 is respectively connected to the surface of a group of first sliders 16, and the other end of each group of the first connecting rods 17 is respectively connected to the surface of a group of limit frames 18, and a group of limit holes 20 are opened on the surface of each group of the limit frames 18, and the side surfaces of the two groups of limit holes 20 are opened with grooves;

[0033] Two sets of second screws 21 are symmetrically arranged at the top of the inner part of each set of the limit frames 18, and two sets of second sliders 22 are arranged at the top of the inner part of each set of the limit frames 18. The two sets of second sliders 22 are respectively threadedly connected with the surfaces of the two sets of second screws 21, and two sets of second connecting rods 23 are slidably fitted inside each set of the slots, and two sets of arc-shaped limit clips 24 are symmetrically arranged inside each set of the limit holes 20;

[0034] One end of each group of the second connecting rods 23 is respectively connected to a group of second sliders 22, and the other end of each group of the second connecting rods 23 is respectively connected to a group of arc-shaped limit clamps 24. A group of third motors 25 are provided inside each group of the limit frames 18, and the output ends of each group of the third motors 25 are transmission-connected to a group of second screws 21.

[0035] Specifically, by setting the first reaming head 12 and the second reaming head 13, reaming operations can be performed on copper tubes of different sizes. The second motor 19 drives the first screw 15 to move while driving the first slider 16 to move. The first slider 16 drives the limit frame 18 to move to the position of the rectangular block 8 to complete the reaming work. Then, by setting the two groups of arc-shaped limit clamps 24, the purpose of clamping and limiting copper tubes of different sizes is achieved.

[0036] The working principle of the hole expansion processing device for an air-conditioning copper tube proposed by the embodiment of the utility model is as follows:

[0037] The hydraulic cylinder 10 drives the transmission rod 9 to move while driving the rectangular block 8 to move, and then the first slide groove 4 is provided with a sliding block 6 through internal sliding fit, and one end of the connecting vertical rod 7 is connected to the surface of the sliding block 6 to improve the movement stability of the rectangular block 8. The first reaming head 12 and the second reaming head 13 are respectively connected to the output ends of the two groups of first motors 11. During the reaming process, the two groups of the first motors 11 rotate to improve the reaming efficiency.

[0038] By setting the first reaming head 12 and the second reaming head 13, reaming operations can be performed on copper tubes of different sizes. The second motor 19 drives the first screw 15 to move while driving the first slider 16 to move. The first slider 16 drives the limit frame 18 to move to the position of the rectangular block 8 to complete the reaming work. Then, by setting the two groups of arc-shaped limit clamps 24, the purpose of clamping and limiting copper tubes of different sizes is achieved.

[0039] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A hole enlarging processing device for an air-conditioning copper tube, comprising a processing workbench (1), characterized in that: A first slide groove (4) is provided on the surface of the processing workbench (1), a fixed support plate (5) is provided on the surface of the processing workbench (1), a sliding block (6) is slidably fitted inside the first slide groove (4), a rectangular block (8) is provided above the processing workbench (1), a hydraulic cylinder (10) is provided on one side wall of the fixed support plate (5), a transmission rod (9) is penetrated through the surface of the fixed support plate (5), two groups of first motors (11) are provided on one side wall of the rectangular block (8), and a first reaming head (12) is provided on the other side wall of the rectangular block (8); A second reaming head (13) is provided on one side wall of the rectangular block (8); two groups of second slide grooves (14) are provided on the surface of the processing workbench (1); a group of first screw rods (15) are provided inside the two groups of second slide grooves (14); a group of first sliding blocks (16) are provided inside the two groups of second slide grooves (14); a group of limit frames (18) are provided above the two groups of second slide grooves (14); a second motor (19) is provided on one side wall of the processing workbench (1); a group of limit holes (20) are provided on the surface of each group of limit frames (18); two groups of second screw rods (21) are symmetrically provided at the top end of the interior of each group of limit frames (18); two groups of arc-shaped limit clamps (24) are symmetrically provided inside each group of limit holes (20); and a group of third motors (25) are provided inside each group of limit frames (18).

2. The hole expansion processing device for the air-conditioning copper tube according to claim 1, characterized in that: A plurality of groups of fixed support legs (2) are provided at the bottom of the processing workbench (1), and the plurality of groups of fixed support legs (2) are all located at the bottom corners of the processing workbench (1). A scale (3) is embedded in the surface of the processing workbench (1).

3. The hole expansion processing device for the air-conditioning copper tube according to claim 2 is characterized in that: The first slide groove (4) is located at an edge of one side of the surface of the processing workbench (1), and the two groups of the second slide grooves (14) are both arranged perpendicular to the first slide groove (4).

4. The hole expansion processing device for the air-conditioning copper tube according to claim 3 is characterized in that: A connecting vertical rod (7) is provided on the surface of the processing workbench (1), one end of the connecting vertical rod (7) is connected to the surface of the sliding block (6), and the other end of the connecting vertical rod (7) is connected to the surface of the rectangular block (8).

5. The hole expansion processing device for the air-conditioning copper tube according to claim 4, characterized in that: One end of the transmission rod (9) is transmission-connected to the output end of the hydraulic cylinder (10), and the other end of the transmission rod (9) is connected to the surface of the rectangular block (8).

6. The hole expansion processing device for the air-conditioning copper tube according to claim 2, characterized in that: The first reaming head (12) and the second reaming head (13) are located on the same side wall of the rectangular block (8), and the first reaming head (12) and the second reaming head (13) are respectively connected to the output ends of the two groups of first motors (11) in a transmission manner.

7. The hole expansion processing device for an air-conditioning copper tube according to claim 3, characterized in that: The side surfaces of the two groups of limiting holes (20) are both provided with grooves, and the interior of each group of the grooves is provided with two groups of second connecting rods (23) slidably fitted therein, one end of each group of the second connecting rods (23) is respectively connected to a group of second sliding blocks (22), and the other end of each group of the second connecting rods (23) is respectively connected to a group of arc-shaped limiting clamps (24).

8. The hole expansion processing device for an air-conditioning copper tube according to claim 4, characterized in that: Two groups of second slide blocks (22) are provided at the inner top of each group of the limit frames (18), and the two groups of the second slide blocks (22) are respectively threadedly connected to the surfaces of the two groups of second screw rods (21), and the output end of each group of the third motors (25) is drivingly connected to a group of second screw rods (21).

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