Pretreatment device for steel-plastic composite pipe

Abstract

The utility model discloses a steel-plastic composite pipe pretreatment device which comprises a base, two first supporting frames are arranged on one side of the top end of the base, two second supporting frames are arranged on the other side of the top end of the base, and a second bearing plate is fixed to the inner wall of the upper end between the second supporting frames. A first bearing plate is slidably connected to the inner wall of the upper end between the first supporting frames, a supporting base is arranged on one side of the top end of the first bearing plate, a part placing frame is arranged at the top end of the supporting base, two clamping frames are arranged at the end, away from the supporting base, of the part placing frame, and clamping arms are rotatably installed on the inner walls of the two ends of the clamping frames; electric push rods are movably installed on the inner walls of the ends between the adjacent clamping arms, and chucks are arranged on the inner walls of the ends, away from the electric push rods, of the clamping arms. According to the pretreatment device, the steel pipe can be automatically and rapidly clamped and fixed so as to improve the use convenience of the pretreatment device, the purpose of automatically deburring the inner wall of the steel pipe is achieved, and the application range of the pretreatment device is widened.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel pipe processing technical field, concretely is a kind of steel plastic composite pipe's pretreatment device. BACKGROUND

[0002] In the steel pipe manufacturing and processing process, in order to enhance the corrosion resistance and service life of steel pipe, it is usually necessary to carry out plastic coating or other composite treatment on the inner wall of steel pipe, however, burr, particle impurities and other defects may exist on the inner wall of steel pipe, these defects will affect the adhesion and uniformity of the plastic coating layer, thereby affecting the overall quality of steel plastic composite pipe, therefore, before plastic coating or composite treatment, the inner wall of steel pipe needs to be pretreated to remove these defects, so it is particularly important to develop a kind of steel plastic composite pipe's pretreatment device.

[0003] With reference to the announcement No. CN210281715U, a kind of steel plastic composite pipe's pretreatment device, it includes base, the base is hollow structure, ball screw is rotationally connected in the base, and two support rods are vertically fixedly connected on ball screw, the upper surface of base is provided with opening slot, and support rod is set through opening slot, the upper end of two support rods is fixedly connected with clamp, and galvanized steel pipe is clamped between two clamps, the upper surface of base away from clamp is vertically fixedly connected with fixed seat, and the lateral wall of fixed seat is transversely fixedly connected with telescopic pneumatic cylinder, the output end of telescopic pneumatic cylinder is connected with mounting plate, and the lateral wall of mounting plate away from telescopic pneumatic cylinder is fixedly connected with drive motor, the device utilizes drive motor to drive scraper to rotate, burr and particle impurities on the inner wall of galvanized steel pipe are scraped down, so as to carry out subsequent inner coating, according to the above, the device can be well applied to deburring operation on the inner wall of steel pipe, but the steel pipe is usually clamped and fixed by manual bolting, which is not convenient for automatic and rapid clamping and fixing of steel pipe, so there is certain inconvenience in steel pipe fixing process, which often troubles users. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of steel plastic composite pipe's pretreatment device to solve the device can be well applied to deburring operation on the inner wall of steel pipe in the above background art, but the steel pipe is usually clamped and fixed by manual bolting, which is not convenient for automatic and rapid clamping and fixing of steel pipe, so there is certain inconvenience in steel pipe fixing process.

[0005] To achieve the above object, the utility model provides the following technical scheme: A kind of pretreatment device of steel plastic composite pipe, including base, the side of the top of the base is equipped with two first support frame, the other side of the top of the base is equipped with two second support frame, second bearing plate is fixed on the upper end inner wall between the second support frame, first bearing plate is slidably connected on the upper end inner wall between the first support frame, the side of the top of the first bearing plate is equipped with support seat, the top of the support seat is equipped with placing piece frame, the end of the placing piece frame away from support seat is equipped with two clamping frame, clamping arm is rotatably installed on the inner wall of both ends of the clamping frame, electric push rod is movably installed on the inner wall of one end between adjacent clamping arm, the inner wall of the end of the clamping arm away from electric push rod is equipped with chuck.

[0006] Preferably, the top of the base between the first support frame is installed with first motor by support, one end of the first motor is equipped with screw rod, by the setting of first motor, so as to drive screw rod to rotate.

[0007] Preferably, the outer wall of one side of the screw rod is threadedly installed with nut frame, the top of the nut frame is connected with the bottom of the first bearing plate, the outer wall of the nut frame is slid on the screw rod, so as to drive the steel pipe clamped above the first bearing plate to translate horizontally.

[0008] Preferably, the top of the second bearing plate is equipped with transmission box at the center position, the outer wall of one side of the transmission box is installed with second motor, one end of the second motor extends to the inside of transmission box and is equipped with driving gear, by the setting of second motor, so as to drive driving gear to rotate.

[0009] Preferably, the inside of transmission box of one side of the driving gear is rotatably installed with driven gear, the driven gear is meshed with the driving gear, the inner wall of the driven gear is equipped with rotating shaft, one end of the rotating shaft away from the driven gear extends to the outside of transmission box and is equipped with connecting head, by the meshing of the driven gear and the driving gear, so that the driving gear rotates and drives the driven gear to rotate.

[0010] Preferably, the end of the connecting head away from the rotating shaft is equipped with hexagon nut, the inside of the hexagon nut is threadedly installed with threaded connecting rod, the end of the threaded connecting rod away from the hexagon nut is equipped with grinding head, by the setting of grinding head, so as to deburr the inner wall of the steel pipe.

[0011] Compared with the prior art, the utility model has the beneficial effects that: the pretreatment device of steel plastic composite pipe can automatically and quickly clamp and fix the steel pipe, improve the convenience of using the pretreatment device, achieve the purpose of automatically deburring the inner wall of the steel pipe, and improve the application range of the pretreatment device.

[0012] (1) by the end of the steel pipe inserted between several collets, then start the electric push rod to open, so that the two arms of the inner wall of the clamp frame corresponding rotation, so that the collet arm driven collet and adhere to the outer wall of the steel pipe, namely the automatic and fast clamping of the steel pipe, thereby improving the convenience of the pre-treatment device when using;

[0013] (2) by the first motor drive screw rotation, so that the nut frame is located on the outer wall of the screw right slip, so that the nut frame through the first bearing plate driven above the steel pipe to the right translation, and then through the second motor drive gear rotation, so that the driving gear through the driven gear driven shaft rotation, so that the shaft through the threaded connecting rod driven grinding head synchronous rotation, because the grinding head inserted into the inside of the pipe, and the outer wall of the grinding head can adhere to the inner wall of the steel pipe, namely by the grinding head on the steel pipe inner wall deburring work, so as to achieve the purpose of automatic deburring of the inner wall of the steel pipe;

[0014] (3) by the threaded connection rod is screwed into the hex nut in one end, only need to rotate the threaded connecting rod counterclockwise, namely the end of the threaded connecting rod out to the outside of the hex nut, in order to disassemble the grinding head processing, and then can be replaced according to the inner diameter of the steel pipe corresponding specifications grinding head, thereby improving the scope of application of the pre-treatment device. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a three-dimensional structure schematic diagram of the utility model;

[0016] Figure 2 is a three-dimensional structure schematic diagram of the utility model Figure 1 is an enlarged structure schematic diagram of A in the utility model;

[0017] Figure 3 is a front view structure schematic diagram of the utility model;

[0018] Figure 4 is a transmission case top view structure schematic diagram of the utility model.

[0019] In the drawing: 1, base; 2, first support frame; 3, second support frame; 4, first motor; 5, screw; 6, nut frame; 7, first bearing plate; 8, second bearing plate; 9, transmission case; 10, second motor; 11, connecting head; 12, threaded connecting rod; 13, grinding head; 14, support seat; 15, placing piece frame; 16, clamp frame; 17, clamp arm; 18, collet; 19, electric push rod; 20, driving gear; 21, driven gear; 22, shaft; 23, hex nut. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-4 The utility model provides an embodiment: a kind of steel plastic composite pipe's pretreatment device, including pedestal 1, the top of pedestal 1 one side is equipped with two first support frame 2, first support frame 2 between the top of pedestal 1 is equipped with first motor 4 by support, and one end of first motor 4 is equipped with screw rod 5;

[0022] When using, the setting of first motor 4 is rotated to drive screw rod 5;

[0023] Nut holder 6 is screw mounted on the outer wall of one side of screw rod 5, and the top of nut holder 6 is connected with the bottom of first bearing plate 7;

[0024] When using, the outer wall of screw rod 5 is slid to drive the first bearing plate 7 above the clamped steel pipe to move horizontally;

[0025] The other side of the top of pedestal 1 is equipped with two second support frame 3, and the inner wall of the upper end between second support frame 3 is fixed with second bearing plate 8, and the center position of the top of second bearing plate 8 is equipped with transmission box 9, and the outer wall of one side of transmission box 9 is installed with second motor 10, and one end of second motor 10 extends to the inside of transmission box 9 and is equipped with driving gear 20;

[0026] When using, the setting of second motor 10 is rotated to drive driving gear 20;

[0027] Driving gear 20 side transmission box 9 inside rotation is equipped with driven gear 21, and driven gear 21 and driving gear 20 are engaged with each other, and the inner wall of driven gear 21 is equipped with shaft 22, and one end of shaft 22 away from driven gear 21 extends to the outside of transmission box 9 and is equipped with connecting head 11;

[0028] When using, the setting of driven gear 21 and driving gear 20 is engaged with each other, so that driving gear 20 rotates and drives driven gear 21 to rotate;

[0029] Hexagon nut 23 is equipped at one end of connecting head 11 away from shaft 22, and threaded connecting rod 12 is screw mounted in the inside of hexagon nut 23, and grinding head 13 is equipped at one end of threaded connecting rod 12 away from hexagon nut 23;

[0030] When using, the setting of grinding head 13 is de-burred to the inner wall of steel pipe;

[0031] The upper end inner wall between the first support frames 2 is slidably connected with a first bearing plate 7, one side of the top end of the first bearing plate 7 is provided with a support seat 14, the top end of the support seat 14 is provided with a component rack 15, the end of the component rack 15 away from the support seat 14 is provided with two clamping frames 16, the inner wall of both ends of the clamping frame 16 is rotatably installed with a clamping arm 17, the inner wall of one end between the adjacent clamping arms 17 is movably installed with an electric push rod 19, the inner wall of the end of the clamping arm 17 away from the electric push rod 19 is provided with a chuck 18.

[0032] In use, the embodiment of the present application first inserts one end of the steel pipe between the chucks 18, then starts the electric push rod 19 to extend, so that the two clamping arms 17 of the clamping frame 16 rotate correspondingly, so that the clamping arm 17 drives the chuck 18 to rotate and fit on the outer wall of the steel pipe, so that the steel pipe can be automatically and quickly clamped and fixed, then the first motor 4 drives the lead screw 5 to rotate, so that the nut frame 6 on the outer wall of the lead screw 5 slides to the right, so that the nut frame 6 drives the steel pipe above it to translate to the right through the first bearing plate 7, then the second motor 10 drives the driving gear 20 to rotate, so that the driving gear 20 drives the rotating shaft 22 to rotate through the driven gear 21, so that the rotating shaft 22 drives the grinding head 13 to rotate synchronously through the threaded connecting rod 12, because the grinding head 13 is inserted into the inside of the pipe, and the outer wall of the grinding head 13 can fit on the inner wall of the steel pipe, so that the grinding head 13 can deburr the inner wall of the steel pipe to ensure the smoothness of the inner wall of the steel pipe, finally one end of the threaded connecting rod 12 is screwed into the hexagonal nut 23, only need to rotate the threaded connecting rod 12 counterclockwise, so that one end of the threaded connecting rod 12 is screwed out of the hexagonal nut 23, so as to disassemble the grinding head 13, so as to replace the grinding head 13 of the corresponding specification according to the inner diameter of the steel pipe, so as to improve the application range of the pretreatment device, otherwise the clockwise rotation of one end of the threaded connecting rod 12 can be screwed into the hexagonal nut 23, the rotating shaft 22 and other related components drive the threaded connecting rod 12 to drive the grinding head 13 to rotate counterclockwise, so as to reduce the loosening and falling phenomenon between the threaded connecting rod 12 and the hexagonal nut 23 during the deburring process of the grinding head 13 on the inner wall of the steel pipe, thereby completing the use of the pretreatment device.

Claims

1. A pretreatment device for a steel-plastic composite pipe, characterized by: The utility model provides a kind of multi-functional automatic placing device, including pedestal (1), the top of the pedestal (1) one side is equipped with two first support frame (2), the top of the pedestal (1) other side is equipped with two second support frame (3), the upper end inner wall between the second support frame (3) is fixed with second bearing plate (8), the upper end inner wall between the first support frame (2) is slidably connected with first bearing plate (7), the top of the first bearing plate (7) one side is equipped with support seat (14), the top of the support seat (14) is equipped with placing piece frame (15), the end of the placing piece frame (15) away from support seat (14) is equipped with two clamping frame (16), the inner wall of both ends of the clamping frame (16) is rotatably installed with clamping arm (17), the inner wall of one end between adjacent clamping arm (17) is movably installed with electric push rod (19), the inner wall of the end of the clamping arm (17) away from electric push rod (19) is equipped with chuck (18) all.

2. A steel-plastic composite pipe pretreatment device according to claim 1, characterized in that: The top of the pedestal (1) between the first support frame (2) is equipped with first motor (4) by support, one end of the first motor (4) is equipped with screw rod (5).

3. A steel-plastic composite pipe pretreatment device according to claim 2, characterized in that: The outer wall of one side of the screw rod (5) is threadedly installed with nut frame (6), and the top of the nut frame (6) is connected with the bottom of the first bearing plate (7).

4. The pretreatment device for steel-plastic composite pipe according to claim 1, characterized in that: The top of the center position of the second bearing plate (8) is equipped with transmission box (9), the outer wall of one side of the transmission box (9) is installed with second motor (10), one end of the second motor (10) extends to the inside of the transmission box (9) and is equipped with driving gear (20).

5. A steel-plastic composite pipe pretreatment device according to claim 4, characterized in that: The inside of the transmission box (9) of one side of the driving gear (20) is rotatably installed with driven gear (21), the driven gear (21) and the driving gear (20) are mutually engaged, the inner wall of the driven gear (21) is equipped with rotating shaft (22), one end of the rotating shaft (22) away from the driven gear (21) extends to the outside of the transmission box (9) and is equipped with connector (11).

6. A steel-plastic composite pipe pretreatment device according to claim 5, characterized in that: One end of the connector (11) away from the rotating shaft (22) is equipped with hexagonal nut (23), the inside of the hexagonal nut (23) is threadedly installed with threaded connecting rod (12), one end of the threaded connecting rod (12) away from the hexagonal nut (23) is equipped with grinding head (13).

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