Four-station ring sleeving machine

Abstract

The utility model belongs to the technical field of lantern ring machines, and discloses a four-station lantern ring machine which comprises a rotating device used for rotating to switch stations and pushing openings of U-shaped pipes to be aligned, a feeding device used for pushing the U-shaped pipes to feed is arranged on one side of the rotating device, and a discharging device used for discharging the U-shaped pipes is arranged on the other side of the rotating device. A ring sleeving device used for pushing lantern rings to be fed and sleeving the lantern rings on openings of the U-shaped pipes is arranged on the side, away from the feeding device, of the rotating device. The four clamping devices are evenly arranged between the feeding device and the ring sleeving device and used for synchronously clamping the two U-shaped pipes up and down. According to the four-station lantern ring machine disclosed by the utility model, two U-shaped pipes are clamped up and down at a single station, and the two U-shaped pipes are subjected to lantern ring processing at the same time, so that the processing speed is increased; through the arrangement of up-down synchronous clamping, the two U-shaped pipes are fixed at the same time, and the clamping speed is increased; and through the up-down synchronous clamping arrangement, the two U-shaped pipes can be fixed only through one power source.

Description

Technical Field

[0001] The utility model belongs to the technical field of ring-sleeving machines, in particular to a four-station ring-sleeving machine. Background Art

[0002] During the production of heat exchangers, copper tubes need to be connected into a whole, leaving only one inlet and one outlet. During the production process, two copper tubes need to be connected through a short U tube. In the process of connecting and fixing the short U tube and the copper tube, welding is required. Welding requires connecting solder. Currently, a solder ring is put on the short U tube. The solder ring must be accurately positioned and cannot be skewed, otherwise it will affect the quality of welding.

[0003] In comparison, the Chinese patent with authorization announcement number CN220093502U discloses an automatic ring-throwing machine, including a small U-tube vibrating feeding tray, a ring-throwing vibrating feeding tray and a mounting table, the mounting table is equipped with an automatic small U-tube feeding table, the mounting table is equipped with an automatic ring-throwing feeding table, the mounting table is equipped with a first support, a second support and a third support, and the mounting table is provided with a discharge port; the first support is equipped with a motor, the output end of the motor is connected to a mounting plate, and the mounting plate is equipped with a parallel finger cylinder; the second support is equipped with a component placement seat and a material picking seat, and the material picking seat is equipped with a spring column; the third support is equipped with a first guide rail, the first guide rail is slidably equipped with a second guide rail, the first guide rail is equipped with a first telescopic cylinder, the second guide rail is slidably equipped with a pressing seat, the second guide rail is equipped with a second telescopic cylinder, the pressing seat is equipped with a pressing block, the pressing seat is equipped with a third telescopic cylinder, and the pressing seat is equipped with a ring-piercing column.

[0004] The above patent has a single station that can only fix one U-shaped tube for sleeve processing, and the processing speed is slow. Therefore, a new device needs to be designed. Utility Model Content

[0005] The purpose of the utility model is to provide a four-station ring-making machine to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A four-station collaring machine, comprising a rotating device for rotating and switching stations and pushing the U-shaped pipe mouth to align, a feeding device for pushing the U-shaped pipe to be loaded is arranged on one side of the rotating device, a collaring device for pushing the collaring to be loaded and being put on the U-shaped pipe mouth is arranged on the side of the rotating device away from the feeding device, and also comprising four clamping devices evenly arranged between the feeding device and the collaring device for synchronously clamping two U-shaped pipes up and down;

[0008] The clamping device includes a lower clamping seat, a lower movable clamping plate is slidably installed on the top of the lower clamping seat, an upper clamping seat is arranged on the lower movable clamping plate, an upper movable clamping plate is slidably installed on the top of the upper clamping seat, two synchronization rods are symmetrically arranged between the upper movable clamping plate and the lower movable clamping plate, and a second electric push rod is installed on the top of the upper clamping seat.

[0009] Furthermore: the rotating device includes a base plate, a turntable is rotatably mounted on the base plate, an alignment seat is arranged in front of the turntable, a first electric push rod is installed on the alignment seat, and an alignment push plate is arranged behind the first electric push rod.

[0010] Furthermore: the feeding device includes a feeding seat, a feeding guide rail is arranged on the feeding seat, a double-headed push rod is arranged on one side of the feeding guide rail, and a third electric push rod is installed on the side of the double-headed push rod away from the feeding guide rail.

[0011] Furthermore: the ring device includes a ring seat, a ring guide rail is arranged on one side of the ring seat, a fixed plate is arranged on one side of the ring guide rail, two pairs of ring push rods are symmetrically arranged between the fixed plate and the ring guide rail, and a fourth electric push rod is installed on the side of the fixed plate away from the ring guide rail.

[0012] Furthermore, the synchronization rod is bolted to the upper movable clamping plate, and the synchronization rod is slidably connected to the upper clamping seat.

[0013] Furthermore: the double-head push rod is C-shaped and is provided with two upper and lower pushing stations.

[0014] Compared with the prior art, the beneficial effects are:

[0015] 1. Through the setting of clamping two U-shaped tubes up and down in a single station, the two U-shaped tubes can be processed by sleeve at the same time, which improves the processing speed;

[0016] 2. Through the setting of upper and lower synchronous clamping, the two U-shaped tubes are fixed at the same time, which improves the clamping speed;

[0017] 3. Through the setting of upper and lower synchronous clamping, only one power source is needed to fix the two U-shaped tubes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a four-station ring-sleeving machine described in the utility model;

[0019] Figure 2 It is an axonometric diagram of a rotating device of a four-station ring-sleeving machine described in the utility model;

[0020] Figure 3 This is an axonometric diagram of a clamping device of a four-station ring-sleeving machine described in the utility model;

[0021] Figure 4 This is an axonometric diagram of a feeding device of a four-station ring-sleeving machine described in the utility model;

[0022] Figure 5 It is a front view of a ring-sleeving device of a four-station ring-sleeving machine described in the utility model.

[0023] In the accompanying drawings, 101, base plate; 102, turntable; 103, alignment seat; 104, first electric push rod; 105, alignment push plate; 201, lower clamping seat; 202, lower movable clamping plate; 203, upper clamping seat; 204, upper movable clamping plate; 205, synchronization rod; 206, second electric push rod; 301, loading seat; 302, loading guide rail; 303, double-head push rod; 304, third electric push rod; 401, collar seat; 402, collar guide rail; 403, fixed plate; 404, collar push rod; 405, fourth electric push rod. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-Figure 5 A four-station ring-making machine includes a rotating device for rotating and switching stations and pushing the U-shaped tube to align its pipe mouth. A feeding device for pushing the U-shaped tube to be fed is arranged on one side of the rotating device. A ring-making device for pushing the ring to be fed and putting the ring on the U-shaped tube mouth is arranged on the side of the rotating device away from the feeding device. It also includes four clamping devices evenly arranged between the feeding device and the ring-making device for synchronously clamping two U-shaped tubes up and down.

[0026] In this embodiment: the rotating device includes a bottom plate 101, a turntable 102 is rotatably mounted on the bottom plate 101, an alignment seat 103 is arranged in front of the turntable 102, a first electric push rod 104 is installed on the alignment seat 103, and an alignment push plate 105 is arranged behind the first electric push rod 104. After the U-shaped tube is loaded, the bottom plate 101 supports the turntable 102 to rotate and drive the clamping device to rotate the U-shaped tube to the position behind the alignment push plate 105, and the alignment seat 103 supports the first electric push rod 104 to extend and drive the alignment push plate 105 to move backward to push the two tube openings of the U-shaped tube flat and align;

[0027] In this embodiment: the clamping device includes a lower clamping seat 201, a lower movable splint 202 is slidably installed on the top of the lower clamping seat 201, an upper clamping seat 203 is arranged on the lower movable splint 202, an upper movable splint 204 is slidably installed on the top of the upper clamping seat 203, two synchronization rods 205 are symmetrically arranged between the upper movable splint 204 and the lower movable splint 202, a second electric push rod 206 is installed on the top of the upper clamping seat 203, the synchronization rod 205 is bolted to the upper movable splint 204, the synchronization rod 205 is slidably connected to the upper clamping seat 203, the second electric push rod 206 is extended to drive the upper movable splint 204 to move downward, clamping the U-shaped tube on the upper clamping seat 203, and at the same time, the upper movable splint 204 drives the lower movable splint 202 to clamp the U-shaped tube on the lower clamping seat 201 downward through the synchronization rod 205, and the two U-shaped tubes are clamped and fixed at the same time;

[0028] In this embodiment: the feeding device includes a feeding seat 301, a feeding guide rail 302 is arranged on the feeding seat 301, a double-headed push rod 303 is arranged on one side of the feeding guide rail 302, and a third electric push rod 304 is installed on the side of the double-headed push rod 303 away from the feeding guide rail 302. The double-headed push rod 303 is C-shaped and has two upper and lower pushing stations. The feeding seat 301 supports the third electric push rod 304 to extend and push out the two U-shaped tubes in the feeding guide rail 302 through the double-headed push rod 303 to load the material;

[0029] In this embodiment: the ring device includes a ring seat 401, a ring guide rail 402 is arranged on one side of the ring seat 401, a fixed plate 403 is arranged on one side of the ring guide rail 402, two pairs of ring push rods 404 are symmetrically arranged between the fixed plate 403 and the ring guide rail 402, and a fourth electric push rod 405 is installed on the side of the fixed plate 403 away from the ring guide rail 402. The turntable 102 rotates to move the U-shaped tube to the work station corresponding to the ring device, the ring seat 401 supports the fourth electric push rod 405 to extend through the fixed plate 403 to drive the upper and lower pairs of ring push rods 404 to move toward the U-shaped tube, and push the ring in the ring guide rail 402 to be sleeved on the tube mouth of the U-shaped tube to complete the ring.

[0030] Working principle: The feeding seat 301 supports the third electric push rod 304 to extend and push out the two U-shaped tubes in the feeding guide rail 302 through the double-head push rod 303, and push them to the upper clamp seat 203 and the lower clamp seat 201 respectively. Then the second electric push rod 206 extends to drive the upper movable clamp plate 204 to move downward, clamping the U-shaped tube on the upper clamp seat 203. At the same time, the upper movable clamp plate 204 drives the lower movable clamp plate 202 to clamp the U-shaped tube on the lower clamp seat 201 downward through the synchronous rod 205, and the two U-shaped tubes are clamped and fixed at the same time to complete the loading; after the U-shaped tube is loaded, the bottom plate 101 supports the turntable 102 to rotate The clamping device is driven to rotate the U-shaped tube to the work station behind the alignment push plate 105. The alignment seat 103 supports the first electric push rod 104 to extend and drives the alignment push plate 105 to move backward to push the two tube ends of the U-shaped tube flat and align them. Then the turntable 102 rotates to move the U-shaped tube to the work station corresponding to the ring device. The ring seat 401 supports the fourth electric push rod 405 to extend and drives the upper and lower pairs of ring push rods 404 to move toward the U-shaped tube through the fixed plate 403, and pushes the ring in the ring guide rail 402 to be sleeved on the tube end of the U-shaped tube to complete the ring. Finally, the turntable 102 rotates to move the U-shaped tube to the rear work station for unloading.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A four-station ring-sleeving machine, comprising a rotating device for rotating and switching stations and pushing the U-shaped tube to align the tube mouth, a feeding device for pushing the U-shaped tube to be fed is arranged on one side of the rotating device, and a ring-sleeving device for pushing the ring to be fed and sleeved on the tube mouth of the U-shaped tube is arranged on the side of the rotating device away from the feeding device, characterized in that: It also includes four clamping devices evenly arranged between the feeding device and the collar device for synchronously clamping two U-shaped tubes up and down; The clamping device comprises a lower clamping seat (201), a lower movable clamping plate (202) is slidably mounted on the top of the lower clamping seat (201), an upper clamping seat (203) is arranged on the top of the lower movable clamping plate (202), an upper movable clamping plate (204) is slidably mounted on the top of the upper clamping seat (203), two synchronization rods (205) are symmetrically arranged between the upper movable clamping plate (204) and the lower movable clamping plate (202), and a second electric push rod (206) is installed on the top of the upper clamping seat (203).

2. A four-station ring-sleeving machine according to claim 1, characterized in that: The rotating device comprises a base plate (101), a turntable (102) is rotatably mounted on the base plate (101), an alignment seat (103) is arranged in front of the turntable (102), a first electric push rod (104) is mounted on the alignment seat (103), and an alignment push plate (105) is arranged behind the first electric push rod (104).

3. A four-station ring-sleeving machine according to claim 1, characterized in that: The loading device comprises a loading seat (301), a loading guide rail (302) is arranged on the loading seat (301), a double-headed push rod (303) is arranged on one side of the loading guide rail (302), and a third electric push rod (304) is installed on the side of the double-headed push rod (303) away from the loading guide rail (302).

4. A four-station ring-making machine according to claim 1, characterized in that: The collar device comprises a collar seat (401), a collar guide rail (402) is arranged on one side of the collar seat (401), a fixing plate (403) is arranged on one side of the collar guide rail (402), two pairs of collar push rods (404) are symmetrically arranged between the fixing plate (403) and the collar guide rail (402), and a fourth electric push rod (405) is installed on the side of the fixing plate (403) away from the collar guide rail (402).

5. A four-station ring-making machine according to claim 1, characterized in that: The synchronization rod (205) is bolted to the upper movable clamping plate (204), and the synchronization rod (205) is slidably connected to the upper clamping seat (203).

6. A four-station ring-making machine according to claim 3, characterized in that: The double-head push rod (303) is C-shaped and is provided with two upper and lower material pushing stations.

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