A stamping equipment for copper tube processing and production

Abstract

The present invention discloses a stamping device for copper tube processing and production, which relates to the technical field of copper tube processing and solves the existing problems that the copper tube needs to be manually clamped and positioned when stamping, and the stamping part of the copper tube is prone to deformation, which affects the smoothness of the surface of the copper tube. A stamping device for copper tube processing and production includes a protective feeding mechanism, a positioning stamping mechanism and an automatic copper tube clamping mechanism. The inner side of the middle of the protective feeding mechanism is fixedly installed with a positioning stamping mechanism, and the inner side of one end of the protective feeding mechanism is installed with a driving and adjusting mechanism. The driving and adjusting mechanism includes a rotating guide disk, and the outer sides of both ends of the rotating guide disk are fixedly installed with limiting rings. The present invention can maintain stable feeding operation of the copper tube during stamping by automatically clamping and positioning the copper tube, improve stamping efficiency, and support the stamping part to avoid deformation of the stamped part.

Description

Technical Field

[0001] The invention relates to the technical field of copper tube processing, in particular to a punching device for copper tube processing production. Background Art

[0002] Copper tube is also called red copper tube. It is a kind of non-ferrous metal tube, which is a pressed and drawn seamless tube. Copper tube has good electrical and thermal conductivity. It is the main material for the conductive accessories and heat dissipation accessories of electronic products. It has become the first choice for modern contractors to install water pipes, heating and cooling pipes in all residential commercial houses. Copper tube has strong corrosion resistance, is not easy to oxidize, and is not easy to react chemically with some liquid substances. It is easy to bend and shape. In some cases of use, it is necessary to process some holes on the copper tube. These through holes are generally formed by drilling / milling of machine tools, or punching. When punching the copper tube with a punching machine, it is necessary to keep the positioning accurate.

[0003] The existing copper tube stamping process requires manual clamping and positioning of the copper tube, and the stamping part of the copper tube is prone to deformation, affecting the smoothness of the surface of the copper tube; therefore, it does not meet the existing needs. In this regard, we propose a stamping equipment for copper tube processing and production. Summary of the invention

[0004] The object of the present invention is to provide a stamping equipment for copper tube processing and production, so as to solve the problems raised in the above background technology that the copper tube needs to be manually clamped and positioned during the existing stamping process, and the stamping part of the copper tube is prone to deformation, which affects the smoothness of the surface of the copper tube.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a stamping device for copper tube processing and production, comprising a protective feeding mechanism, a positioning stamping mechanism and a copper tube automatic clamping mechanism, wherein the inner side of the middle of the protective feeding mechanism is fixedly installed with a positioning stamping mechanism, and the inner side of one end of the protective feeding mechanism is installed with a driving adjustment mechanism, and the driving adjustment mechanism comprises a rotating guide disk, and the outer sides of both ends of the rotating guide disk are fixedly installed with limiting rings, and the outer surface of the rotating guide disk is evenly provided with a plurality of guide grooves, and the outer side of the rotating guide disk is rotatably connected to two guiding oblique rings, and the inner side of each of the guide grooves is slidably connected with a tube end positioning and holding mechanism;

[0006] The pipe end positioning and holding mechanism includes a movable mounting rod, a guide pin shaft is fixedly installed on one side of the movable mounting rod, a positioning plug rod is installed on one end of the movable mounting rod, the movable mounting rod and the positioning plug rod are connected and fixed by a cylindrical connecting bend bar, and a copper tube automatic clamping mechanism is installed on the outer side of one end of the driving and adjusting mechanism, and a plurality of copper tube bodies are evenly installed on the outer side of the copper tube automatic clamping mechanism, and the plurality of positioning plug rods are correspondingly plugged and installed with the copper tube bodies.

[0007] Preferably, both ends of the rotating guide disk are connected and fixed to the limit ring by screws, one side of the limit ring is provided with a protrusion corresponding to the number of guide grooves, and the protrusion is inserted into the guide groove and fixedly connected to the guide groove, one side of the limit ring extends to the inner side of the guide groove, one end of the guide pin shaft passes through two guide bevel rings and extends to the inner side of the guide groove, and the guide pin shaft is fixed to the movable mounting rod by screws, and the guide bevel ring is connected to the movable mounting rod through the guide pin shaft.

[0008] Preferably, a transmission frame is fixedly installed on the inner side of the rotating guide disk, a transmission shaft is installed on the inner side of the transmission frame, a support sleeve is installed on the outer side of one end of the transmission shaft, a transmission motor is fixedly installed on one end of the support sleeve by screws, and an output shaft provided at one end of the transmission motor passes through the support sleeve and is connected to the transmission shaft through a coupling.

[0009] Preferably, a hexagonal positioning head is provided at one end of the movable mounting rod close to the positioning rod, and the hexagonal positioning head is plugged into the inner side of the positioning rod. One end of the cylindrical connecting bent bar passes through the movable mounting rod and the positioning rod. A waist-shaped hole is provided on one side of the positioning rod, and the axis of the waist-shaped hole is perpendicular to the axis of the transmission shaft.

[0010] Preferably, the automatic copper tube clamping mechanism includes a transmission mounting seat, a clamping mounting plate is fixedly mounted on the outer side of the transmission mounting seat, both sides of the clamping mounting plate are rotatably connected with connecting guide seats, a plurality of fixed guide frames are evenly mounted on the inner side of the clamping mounting plate, both sides of the fixed guide frame are provided with support springs, one end of the support spring is installed with a limiting connecting frame, the fixed guide frame is connected to the limiting connecting frame through a guide rod, and an arc-shaped clamping plate is fixedly mounted on the side of the limiting connecting frame away from the guide rod.

[0011] Preferably, the protective feeding mechanism comprises a supporting base, a partition protective cover is fixedly mounted on the upper end surface of the supporting base, an arc-shaped transparent cover is arranged on the upper end of the partition protective cover, a loading sleeve is fixedly mounted on one side of the partition protective cover, a discharging sleeve is fixedly mounted on the other side of the partition protective cover, and a positioning punching mechanism is mounted on the inner side of the partition protective cover;

[0012] The positioning punching mechanism comprises a punching mounting seat, a hydraulic rod is fixedly mounted on the inner side of one end of the punching mounting seat, and a punching head is mounted on the bottom end of the hydraulic rod.

[0013] Preferably, the clamping mounting plate is connected to the partitioning protective cover via two connecting guide seats, the partitioning protective cover and the two connecting guide seats are both connected and fixed via screws, and the clamping mounting plate is connected and fixed to the transmission mounting seat via screws.

[0014] Preferably, the bottom ends of the support sleeve and the two guide bevel rings are fixed to the support base by screws, one end of the transmission shaft passes through the support sleeve, the transmission frame is connected to the middle part of the transmission mounting seat by a flat key, the transmission shaft and the transmission frame are connected by a flat key, and the transmission frame is welded and fixed to the rotating guide plate.

[0015] Preferably, a plurality of U-shaped clamping grooves are evenly arranged on the outer side of the clamping mounting plate, the copper tube body is arranged on the inner side of the U-shaped clamping groove, and an anti-slip pad is provided on the side of the arc-shaped clamping plate close to the copper tube body, and each of the copper tube body is connected to two adjacent arc-shaped clamping plates via an anti-slip pad.

[0016] Preferably, the clamping mounting plate is welded and fixed to a plurality of fixed guide frames, one end of the guide rod passes through the limiting connecting frame and the support spring and extends to the inner side of the fixed guide frame, the fixed guide frame is connected to the limiting connecting frame through the support spring, and the limiting connecting frame is welded and fixed to the arc-shaped clamping plate.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The present invention connects the fixed guide frame and the limit connecting frame through a support spring, so that the limit connecting frame drives the arc clamping plate to automatically clamp the copper tube body under the support of the support spring, which is convenient for clamping copper tubes of different sizes. The transmission motor can drive the rotating guide plate and the clamping installation plate to rotate synchronously through the transmission shaft and the transmission frame. The rotating guide plate can maintain stable rotation under the guidance of the support sleeve and the clamping installation plate connected to the guide seat;

[0019] 2. The present invention drives the movable installation rod to slide along the inner walls of the two guide bevel rings through the guide pin shaft, and then one of the movable installation rods at the highest point drives the positioning rod to be inserted into the inner side of the copper tube body through the cylindrical connecting bent bar, and the hydraulic rod drives the punching head to move downward and punch the copper tube body. The positioning rod is used to maintain the stability of the stamping of the copper tube body and avoid deformation of the punching part of the copper tube body. The guide plate is rotated continuously on the inner sides of the two guide bevel rings, so that the guide pin shaft slides back and forth under the guiding action of the two guide bevel rings, thereby automatically performing positioning and punching operations on the copper tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 It is a schematic cross-sectional structure diagram of the present invention as a whole;

[0022] Figure 3 It is a schematic diagram of the installation structure of the automatic copper tube clamping mechanism of the present invention;

[0023] Figure 4 It is a partial cross-sectional structural schematic diagram of the pipe end positioning and holding mechanism of the present invention;

[0024] Figure 5 It is a schematic diagram of the installation structure of the pipe end positioning and holding mechanism of the present invention;

[0025] Figure 6 It is a schematic diagram of a partial cross-sectional structure of the driving and adjusting mechanism of the present invention;

[0026] Figure 7 It is a partial cross-sectional structural schematic diagram of the automatic copper tube clamping mechanism of the present invention;

[0027] Figure 8 It is a schematic diagram of the partial cross-sectional structure of the clamping and mounting plate of the present invention.

[0028] In the figure: 1. Protective feeding mechanism; 101. Support base; 102. Separation protective cover; 103. Curved transparent cover; 104. Feeding sleeve; 105. Discharging sleeve; 2. Positioning punching mechanism; 201. Punching mounting seat; 202. Hydraulic rod; 203. Punching head; 3. Automatic copper tube clamping mechanism; 301. Connecting guide seat; 302. Clamping mounting plate; 303. Transmission mounting seat; 304. Fixed guide frame; 305. Curved clamping plate; 306. Guide rod ; 307, support spring; 308, limit connecting frame; 4, drive adjustment mechanism; 401, support sleeve; 402, transmission motor; 403, limit ring; 404, rotating guide plate; 405, guide bevel ring; 406, transmission shaft; 407, transmission frame; 408, guide groove; 5, pipe end positioning and holding mechanism; 501, movable mounting rod; 502, positioning plug rod; 503, guide pin shaft; 504, cylindrical connecting bend strip; 505, waist-shaped hole; 6, copper tube body. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0030] The hydraulic rod 202 (model HOB80X250-100) and the transmission motor 402 (model YS7134) mentioned in the present invention can be purchased from the market or obtained through private customization.

[0031] See also Figures 1 to 8The present invention provides an embodiment: a stamping device for copper tube processing and production, comprising a protective feeding mechanism 1, a positioning stamping mechanism 2 and a copper tube automatic clamping mechanism 3, wherein the positioning stamping mechanism 2 is fixedly installed on the inner side of the middle of the protective feeding mechanism 1, and a driving adjustment mechanism 4 is installed on the inner side of one end of the protective feeding mechanism 1, and the driving adjustment mechanism 4 comprises a rotating guide plate 404, a transmission frame 407 is fixedly installed on the inner side of the rotating guide plate 404, a transmission shaft 406 is installed on the inner side of the transmission frame 407, and a transmission shaft 406 is installed on the outer side of one end of the transmission shaft 406. A support sleeve 401, one end of which is fixedly mounted with a transmission motor 402 by means of screws, an output shaft provided at one end of the transmission motor 402 penetrates the support sleeve 401 and is connected to a transmission shaft 406 by means of a coupling, a limit ring 403 is fixedly installed on the outer sides of both ends of a rotating guide plate 404, a plurality of guide grooves 408 are evenly arranged on the outer surface of the rotating guide plate 404, two guide bevel rings 405 are rotatably connected to the outer side of the rotating guide plate 404, and a pipe end positioning and holding mechanism 5 is slidably connected to the inner side of each guide groove 408;

[0032] The pipe end positioning and holding mechanism 5 comprises a movable mounting rod 501, a guide pin shaft 503 is fixedly mounted on one side of the movable mounting rod 501, a positioning plug rod 502 is mounted on one end of the movable mounting rod 501, the movable mounting rod 501 and the positioning plug rod 502 are connected and fixed by a cylindrical connecting bent strip 504, a copper tube automatic clamping mechanism 3 is mounted on the outer side of one end of the driving adjustment mechanism 4, a plurality of copper tube bodies 6 are evenly mounted on the outer side of the copper tube automatic clamping mechanism 3, a plurality of positioning plug rods 502 are correspondingly plugged and installed with the copper tube body 6, and the positioning plug rod 502 is used to facilitate the stability of the copper tube body 6 stamping, and avoid deformation of the punching part of the copper tube body 6;

[0033] The two ends of the rotating guide plate 404 are connected and fixed to the limiting ring 403 by screws, one side of the limiting ring 403 is provided with a convex block corresponding to the number of the guide grooves 408, and the convex block is inserted into the guide grooves 408 and fixedly connected to the guide grooves 408, one side of the limiting ring 403 extends to the inner side of the guide grooves 408, one end of the guide pin shaft 503 passes through the two guide bevel rings 405 and extends to the inner side of the guide grooves 408, and the guide pin shaft 503 is connected to the movable mounting rod 501 by screws. Fixed, the guide bevel ring 405 is connected to the movable mounting rod 501 through the guide pin shaft 503, a hexagonal positioning hole is provided on the inner side of the positioning rod 502 near one end of the movable mounting rod 501, one end of the movable mounting rod 501 is plugged into the inner side of the hexagonal positioning hole, one end of the cylindrical connecting bent bar 504 passes through the movable mounting rod 501 and the positioning rod 502, and a waist-shaped hole 505 is provided on one side of the positioning rod 502, and the axis of the waist-shaped hole 505 is perpendicular to the axis of the transmission shaft 406.

[0034] By adopting the above-mentioned technical means, the transmission motor 402 can drive the rotating guide plate 404 and the clamping mounting plate 302 to rotate synchronously through the transmission shaft 406 and the transmission frame 407 under the support of the support sleeve 401, and the rotating guide plate 404 continuously rotates on the inner side of the two guide bevel rings 405, so that the guide pin shaft 503 slides back and forth under the guidance of the two guide bevel rings 405, thereby facilitating the automatic support and positioning operation of the tube end of the copper tube.

[0035] By automatically clamping and positioning the copper tube as a whole, the stable feeding operation of the copper tube during stamping can be maintained, the stamping efficiency can be improved, and the stamping part can be supported to avoid deformation of the stamped part.

[0036] The automatic copper tube clamping mechanism 3 includes a transmission mounting seat 303, a clamping mounting plate 302 is fixedly mounted on the outer side of the transmission mounting seat 303, both sides of the clamping mounting plate 302 are rotatably connected with connecting guide seats 301, and a plurality of fixed guide frames 304 are evenly mounted on the inner side of the clamping mounting plate 302, both sides of the fixed guide frames 304 are provided with support springs 307, one end of the support spring 307 is installed with a limiting connecting frame 308, the fixed guide frame 304 is connected to the limiting connecting frame 308 through a guide rod 306, and an arc-shaped clamping plate 305 is fixedly mounted on the side of the limiting connecting frame 308 away from the guide rod 306.

[0037] The above-mentioned protective feeding mechanism 1 includes a supporting base 101, a partition protective cover 102 is fixedly installed on the upper end surface of the supporting base 101, an arc-shaped transparent cover 103 is provided on the upper end of the partition protective cover 102, a loading sleeve 104 is fixedly installed on one side of the partition protective cover 102, and a discharging sleeve 105 is fixedly installed on the other side of the partition protective cover 102, the clamping mounting plate 302 is connected to the partition protective cover 102 through two connecting guide seats 301, the partition protective cover 102 and the two connecting guide seats 301 are both connected and fixed by screws, the clamping mounting plate 302 and the transmission mounting seat 303 are connected and fixed by screws, and a positioning and stamping mechanism 2 is installed on the inner side of the partition protective cover 102.

[0038] The positioning punching mechanism 2 further comprises a punching mounting seat 201 , a hydraulic rod 202 is fixedly mounted on the inner side of one end of the punching mounting seat 201 , and a punching head 203 is mounted on the bottom end of the hydraulic rod 202 .

[0039] A plurality of U-shaped clamping grooves are evenly arranged on the outer side of the clamping installation disk 302, the copper tube body 6 is arranged on the inner side of the U-shaped clamping groove, and an anti-skid pad is arranged on the side of the arc-shaped clamping plate 305 close to the copper tube body 6, each copper tube body 6 is connected to two adjacent arc-shaped clamping plates 305 through the anti-skid pad, the clamping installation disk 302 and the plurality of fixed guide frames 304 are welded and fixed, one end of the guide rod 306 passes through the limit connecting frame 308 and the support spring 307 and extends to the inner side of the fixed guide frame 304, the fixed guide frame 304 is connected to the limit connecting frame 308 through the support spring 307, and the limit connecting frame 308 is welded and fixed to the arc-shaped clamping plate 305;

[0040] The limiting connecting frame 308 drives the arc-shaped clamping plate 305 to automatically clamp the copper tube body 6 under the support of the supporting spring 307, so as to meet the clamping requirements of copper tubes of different sizes.

[0041] In summary, when the copper tube processing and production stamping equipment is in use, the connecting guide seat 301 and the partition protective cover 102 are connected and fixed by screws, so that the clamping installation plate 302 and the partition protective cover 102 are connected through the two connecting guide seats 301, and the copper tube is placed on the inner side of the feeding sleeve 104, and the power is turned on. By pushing the copper tube on the inner side of the feeding sleeve 104, the copper tube body 6 can be stuck into the inner side of two adjacent arc-shaped clamping plates 305. Specifically, a plurality of fixed guide frames 304 are welded and fixed on the inner side of the clamping installation plate 302, and one end of the guide rod 306 passes through the limit connecting frame 308 and the support spring 307 and extends to the inner side of the fixed guide frame 304, and the fixed guide frame 30 4 is connected to the limit connecting frame 308 through the support spring 307, so that the limit connecting frame 308 drives the arc clamping plate 305 to automatically clamp the copper tube body 6 under the support of the support spring 307, so as to meet the clamping of copper tubes of different sizes. The transmission motor 402 is started, and the transmission shaft 406 passes through the support sleeve 401 and is connected to the transmission frame 407 and the transmission mounting seat 303 through a flat key, and the transmission frame 407 is welded and fixed to the rotating guide plate 404, so that the transmission motor 402 can drive the rotating guide plate 404 and the clamping mounting plate 302 to rotate synchronously through the transmission shaft 406 and the transmission frame 407 under the support of the support sleeve 401, and the rotating guide plate 404 is rotated on the support sleeve 401. 01 and the clamping mounting plate 302 can maintain rotational stability under the guiding action of the connecting guide seat 301, the bottom ends of the two guiding bevel rings 405 are fixedly installed on the support base 101, and one end of a plurality of guiding pin shafts 503 passes through the two guiding bevel rings 405 and is connected to the movable mounting rod 501 by screws, so that the guiding pin shafts 503 drive the movable mounting rod 501 to slide along the inner walls of the two guiding bevel rings 405, and then one of the movable mounting rods 501 at the highest point drives the positioning rod 502 to be inserted into the inner side of the copper tube body 6 through the cylindrical connecting bent strip 504, and a waist-shaped hole 505 is provided on one side of the positioning rod 502, and the axis of the waist-shaped hole 505 is perpendicular to the axis of the transmission shaft 406 At this time, the waist-shaped hole 505 on the upper end face of one of the positioning rods 502 at the highest point is in a vertical state, and the hydraulic rod 202 is started, so that the hydraulic rod 202 drives the punching head 203 to move down and punch the copper tube body 6 under the support of the punching mounting seat 201. The positioning rod 502 is convenient for maintaining the stability of the punching of the copper tube body 6 to avoid deformation of the punching part of the copper tube body 6. The waist-shaped hole 505 is convenient for positioning the punching position. The rotating guide plate 404 is continuously rotated on the inner side of the two guide bevel rings 405, so that the guide pin shaft 503 slides back and forth under the guidance of the two guide bevel rings 405, so that the copper tube can be automatically positioned and punched.

[0042] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A stamping device for copper tube processing and production, comprising a protective feeding mechanism (1), a positioning stamping mechanism (2) and a copper tube automatic clamping mechanism (3), characterized in that: A positioning punching mechanism (2) is fixedly installed on the inner side of the middle of the protective feeding mechanism (1), and a driving adjustment mechanism (4) is installed on the inner side of one end of the protective feeding mechanism (1). The driving adjustment mechanism (4) comprises a rotating guide plate (404), and limit rings (403) are fixedly installed on the outer sides of both ends of the rotating guide plate (404). The outer surface of the rotating guide plate (404) is evenly provided with a plurality of guide grooves (408). The outer side of the rotating guide plate (404) is rotatably connected to two guide bevel rings (405), and the inner side of each guide groove (408) is slidably connected to a pipe end positioning and holding mechanism (5); the pipe end positioning and holding mechanism (5) comprises a movable mounting rod (501), a guide pin shaft (503) is fixedly installed on one side of the movable mounting rod (501), and a positioning plug rod (502) is installed on one end of the movable mounting rod (501). The movable mounting rod (501) and the positioning plug rod (502) are connected by a cylindrical bending strip (506). 04) connected and fixed, a copper tube automatic clamping mechanism (3) is installed on the outer side of one end of the driving and adjusting mechanism (4), a plurality of copper tube bodies (6) are evenly installed on the outer side of the copper tube automatic clamping mechanism (3), and a plurality of positioning plug rods (502) are correspondingly plugged and installed with the copper tube bodies (6); both ends of the rotating guide plate (404) are connected and fixed with the limit ring (403) by screws, and one side of the limit ring (403) is provided with a convex block corresponding to the number of the guide grooves (408), The protrusion is inserted into the guide groove (408) and fixedly connected to the guide groove (408), one side of the limit ring (403) extends to the inner side of the guide groove (408), one end of the guide pin shaft (503) passes through the two guide bevel rings (405) and extends to the inner side of the guide groove (408), and the guide pin shaft (503) and the movable mounting rod (501) are fixedly connected by screws, and the guide bevel ring (405) and the movable mounting rod (501) are connected by the guide pin shaft (503).

2. A copper tube processing and production stamping equipment according to claim 1, characterized in that: A transmission frame (407) is fixedly mounted on the inner side of the rotating guide plate (404), a transmission shaft (406) is mounted on the inner side of the transmission frame (407), a support sleeve (401) is mounted on the outer side of one end of the transmission shaft (406), a transmission motor (402) is fixedly mounted on one end of the support sleeve (401) via screws, and an output shaft provided at one end of the transmission motor (402) passes through the support sleeve (401) and is connected to the transmission shaft (406) via a coupling.

3. The punching equipment for copper tube processing and production according to claim 1 is characterized in that: A hexagonal positioning head is provided at one end of the movable mounting rod (501) close to the positioning rod (502), and the hexagonal positioning head is plugged into the inner side of the positioning rod (502). One end of the cylindrical connecting bent bar (504) passes through the movable mounting rod (501) and the positioning rod (502). A waist-shaped hole (505) is provided on one side of the positioning rod (502), and the axis of the waist-shaped hole (505) is perpendicular to the axis of the transmission shaft (406).

4. The punching equipment for copper tube processing and production according to claim 2 is characterized in that: The copper tube automatic clamping mechanism (3) comprises a transmission mounting seat (303), a clamping mounting plate (302) is fixedly mounted on the outer side of the transmission mounting seat (303), both sides of the clamping mounting plate (302) are rotatably connected to connecting guide seats (301), a plurality of fixed guide frames (304) are evenly mounted on the inner side of the clamping mounting plate (302), both sides of the fixed guide frames (304) are provided with support springs (307), one end of the support spring (307) is mounted with a limit connecting frame (308), the fixed guide frame (304) is connected to the limit connecting frame (308) via a guide rod (306), and an arc-shaped clamping plate (305) is fixedly mounted on the side of the limit connecting frame (308) away from the guide rod (306).

5. The punching equipment for copper tube processing and production according to claim 4 is characterized in that: The protective feeding mechanism (1) comprises a support base (101), a partition protective cover (102) is fixedly mounted on the upper end surface of the support base (101), an arc-shaped transparent cover (103) is provided on the upper end of the partition protective cover (102), a loading sleeve (104) is fixedly mounted on one side of the partition protective cover (102), a discharging sleeve (105) is fixedly mounted on the other side of the partition protective cover (102), and a positioning punching mechanism (2) is mounted on the inner side of the partition protective cover (102); the positioning punching mechanism (2) comprises a punching mounting seat (201), a hydraulic rod (202) is fixedly mounted on the inner side of one end of the punching mounting seat (201), and a punching head (203) is mounted on the bottom end of the hydraulic rod (202).

6. The punching equipment for copper tube processing and production according to claim 5, characterized in that: The clamping mounting plate (302) is connected to the partitioning protective cover (102) via two connecting guide seats (301), the partitioning protective cover (102) and the two connecting guide seats (301) are both connected and fixed via screws, and the clamping mounting plate (302) and the transmission mounting seat (303) are connected and fixed via screws.

7. The punching equipment for copper tube processing and production according to claim 4 is characterized in that: The bottom ends of the support sleeve (401) and the two guide bevel rings (405) are fixed to the support base (101) by means of screws; one end of the transmission shaft (406) passes through the support sleeve (401), and the transmission frame (407) is connected to the middle of the transmission mounting seat (303) by means of a flat key; the transmission shaft (406) and the transmission frame (407) are connected by means of a flat key; and the transmission frame (407) is fixed to the rotating guide plate (404) by means of welding.

8. The punching equipment for copper tube processing and production according to claim 4 is characterized in that: A plurality of U-shaped clamping grooves are evenly arranged on the outer side of the clamping installation plate (302), the copper tube body (6) is arranged on the inner side of the U-shaped clamping groove, and an anti-skid pad is arranged on the side of the arc-shaped clamping plate (305) close to the copper tube body (6), and each of the copper tube bodies (6) is connected to two adjacent arc-shaped clamping plates (305) via an anti-skid pad.

9. A copper tube processing and production stamping equipment according to claim 8, characterized in that: The clamping mounting plate (302) and the plurality of fixed guide frames (304) are welded and fixed, one end of the guide rod (306) passes through the limit connecting frame (308) and the support spring (307) and extends to the inner side of the fixed guide frame (304), the fixed guide frame (304) and the limit connecting frame (308) are connected via the support spring (307), and the limit connecting frame (308) and the arc-shaped clamping plate (305) are welded and fixed.

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