Adjustable pipeline polishing device

Abstract

The utility model is suitable for the technical field of pipeline polishing, and provides an adjustable pipeline polishing device which comprises a base. The grinding assembly comprises a main rotating disc and a driven rotating disc which are arranged at the two ends of the base correspondingly, a center shaft is arranged between the main rotating disc and the driven rotating disc, two driving blocks are arranged on the center shaft, the sides, away from each other, of the driving blocks are elastically connected with driven blocks, a plurality of supporting bases are arranged outside the center shaft, and connecting rods are rotationally arranged between the supporting bases and the driven blocks; a driven gear is arranged on the central shaft, a rotating shaft is rotationally arranged on the base on one side of the main turntable, the rotating shaft is rotationally connected with a rotating seat, a driving shaft is rotationally arranged on the rotating seat, a driving gear is rotationally arranged on the driving shaft, inner gear rings are arranged on the main turntable and the slave turntable, and outer gear rings are arranged on the inner gear rings. Therefore, the pipe fitting supporting and polishing device can be suitable for pipe fittings in a certain diameter range, the application range is expanded, supporting and polishing of the pipe fittings can be automatically completed, and the good polishing effect and polishing efficiency are guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline grinding, in particular to an adjustable pipeline grinding device. Background Art

[0002] Pipes are devices used to transport gas, liquid or fluids containing solid particles. Polishing is an essential part of the pipeline production process.

[0003] There are various pipe grinding devices in the prior art, such as a pipe grinding device with publication number CN221048163U, which includes a clamping mechanism for clamping the pipe, two telescopic rods are fixedly connected to one side of the clamping mechanism, and a grinding mechanism for grinding the pipe is fixedly provided at one end of the telescopic rod; a first adjusting screw rod for adjusting the grinding distance is rotatably provided on one side of the grinding mechanism, and the first adjusting screw rod is spirally sleeved with the clamping mechanism, which can grind the cut end of the pipe. However, when the above-mentioned device grinds the outer surface of the pipe, due to the fixed diameter of its ring gear and the fixed connection between the fixed block and the ring gear, the rotation trajectory of the grinding disc cannot be adjusted, and it cannot be used for grinding the outer walls of pipes with different diameters, which is still inconvenient to use.

[0004] In summary, the existing technology has obvious inconveniences and defects in actual use, so it is necessary to improve it. Utility Model Content

[0005] In response to the above-mentioned defects, the purpose of the present utility model is to provide an adjustable pipe grinding device, which can be applied to pipes within a certain diameter range, expanding the scope of application, and can automatically complete the support and grinding of pipes, ensuring good grinding effect and grinding efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model provides an adjustable pipe grinding device, comprising: a base, on which a grinding assembly is provided; a grinding assembly, which includes a main turntable and a slave turntable, the two ends of the base are respectively provided with a main turntable and a slave turntable, a central axis is provided between the main turntable and the slave turntable, two active blocks and a circulation groove are provided on the central axis, the sides of the active blocks away from each other are elastically connected to the driven blocks, a plurality of support seats are provided outside the central axis, a connecting rod is rotatably provided between the support seat and the driven block, a driven gear is provided on the central axis, and one side of the main turntable A rotating shaft is rotatably provided on the base, the rotating shaft is rotatably connected to the rotating seat, a driving shaft is rotatably provided on the rotating seat, a driving gear is rotatably provided on the driving shaft, the main turntable and the slave turntable are both provided with an inner gear ring, a transmission gear is rotatably provided on one side of the inner gear ring, an outer gear ring is provided on the inner gear ring, a transmission disc is provided on one side of the transmission gear, an outer eccentric rod is provided on the transmission gear, an inner eccentric rod inserted into the outer eccentric rod is provided on the transmission disc, a reciprocating screw rod is provided between the two transmission discs, a reciprocating seat is provided on the reciprocating screw rod, and a grinding roller is provided on the reciprocating seat.

[0007] According to the adjustable pipe grinding device of the utility model, a positive ratchet is provided on the rotating seat, a positive ratchet is rotatably provided on the rotating shaft, a counter ratchet is provided on the driving gear, and a counter ratchet is rotatably provided on the driving shaft.

[0008] According to the adjustable pipe polishing device of the present invention, the transmission discs are all rotatably connected to the connecting seats, the connecting seats are all slidably connected to the base, and a plurality of second limiting rods passing through the reciprocating seats are provided between the connecting seats.

[0009] According to the adjustable pipe polishing device of the utility model, a latch is inserted on the outer eccentric rod, and a plurality of insertion holes cooperating with the latch are provided on the inner eccentric rod.

[0010] According to the adjustable pipe polishing device of the present invention, the rotating shaft is connected to the driving member, and the driving member is arranged on the base.

[0011] According to the adjustable pipe polishing device of the present invention, a plurality of first limiting rods passing through the active block and the driven block are provided beside the central axis, one end of the first limiting rod is connected to the main turntable, and the other end of the first limiting rod passes through the slave turntable.

[0012] The purpose of this utility model is to provide an adjustable pipe grinding device, which has the following beneficial effects:

[0013] 1. It is not only applicable to pipes within a certain diameter range, expanding the scope of application, but also can automatically complete the support, rotation of the pipes and the movement of the grinding roller, ensuring good grinding effects and improving grinding efficiency.

[0014] 2. The support, rotation of the pipe fitting and the horizontal movement of the grinding roller in the utility model can be completed by only one driving component, which reduces the operating cost and meets the requirements of energy conservation, emission reduction and cost reduction and efficiency improvement.

[0015] In summary, the beneficial effects of the present invention are: it can be applied to pipes within a certain diameter range, thus expanding the scope of application; and it can automatically complete the support and grinding of the pipes, thus ensuring good grinding effects and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure of part A;

[0018] Figure 3 It is a front sectional view of the utility model;

[0019] Figure 4 yes Figure 3 A schematic diagram of the enlarged structure of part B;

[0020] In the figure: 1-base, 2-grinding assembly, 21-main turntable, 22-slave turntable, 23-center shaft, 231-driving block, 232-driven block, 233-connecting rod, 234-support seat, 235-elastic member, 236-driven gear, 24-inner ring gear, 241-outer ring gear, 25-rotating shaft, 251-rotating seat, 252-driving member, 26-driving shaft, 261-driving gear, 27-transmission gear, 271-outer eccentric rod, 28-transmission disk, 281-inner eccentric rod, 29-reciprocating screw, 291-reciprocating seat, 292-grinding roller. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0022] See also Figures 1 to 4 The utility model provides an adjustable pipe polishing device, including a base 1 and a polishing assembly 2. The base 1 is set on the ground (or other supporting plane), and the polishing assembly 2 is provided on the base 1.

[0023] See also Figures 1 to 4The polishing assembly 2 comprises a main rotating disc 21 and a slave rotating disc 22 arranged at two ends of the base 1 respectively, wherein the main rotating disc 21 is rotationally connected to the base 1, and the slave rotating disc 22 abuts against the base 1, and the base 1 is provided with a matching groove matched with the main rotating disc 21 and the slave rotating disc 22. A central shaft 23 is rotationally arranged between the main rotating disc 21 and the slave rotating disc 22, the central shaft 23 is rotationally connected to the main rotating disc 21, the central shaft 23 penetrates through the slave rotating disc 22, the central shaft 23 is provided with two symmetrical driving blocks 231, the surface of the central shaft 23 is provided with two circulating grooves in opposite directions (the circulating groove is an arc-shaped groove surrounding the central shaft 23 once and connected at the head and tail), the driving block 231 is matched with the circulating groove one by one (that is, the driving block 231 is provided with a through hole for the central shaft 23 to penetrate, and the inner wall of the through hole is provided with a guide column matched with the circulating groove), the side away from each other of the driving block 231 is provided with a driven block 232, and a plurality of support seats 234 are uniformly arranged outside the central shaft 23, and a connecting rod 233 is rotationally arranged between the driven block 232 and the support seat 234 (that is, one end of the connecting rod 233 is rotationally connected to the support seat 234, and the other end of the connecting rod 233 is rotationally connected to the driven block 232), and the adjacent driving block 231 and driven block 232 are provided with an elastic element 235.

[0024] Referring to Figures 1 to 4 One end of the central shaft 23 penetrates through the main rotating disc 21 and is connected to a driven gear 236, one side of the base 1 of the main rotating disc 21 is rotationally connected to a rotating shaft 25, the rotating shaft 25 is connected to a driving element 252, the driving element 252 is arranged on the base 1, the driving element 252 can drive the rotating shaft 25 to reciprocate, the rotating shaft 25 is rotationally connected to a rotating seat 251, the side wall of the rotating seat 251 is provided with a positive ratchet, the positive ratchet and the rotating shaft 25 are concentric, the rotating shaft 25 is rotationally provided with a positive ratchet pawl capable of rotating in one direction, the rotating seat 251 is rotationally connected to a driving shaft 26, the driving shaft 26 and the rotating shaft 25 are provided with a belt, the driving shaft 26 is rotationally provided with a driving gear 261 capable of meshing with the driven gear 236, one side of the driving gear 261 is provided with a reverse ratchet, the reverse ratchet, the driving gear 261 and the driving shaft 26 are concentric, and the driving shaft 26 is rotationally connected to a reverse ratchet pawl capable of rotating in one direction. The main rotating disc 21 and the slave rotating disc 22 are both provided with an inner gear ring 24 capable of meshing with the driving gear 261, the outer side wall of the inner gear ring 24 is provided with an outer gear ring 241, and the circumferential length of the outer gear ring 241 is much smaller than the circumferential length of the inner gear ring 24.

[0025] Referring to Figures 1 to 4, a transmission gear 27 is provided on one side of the inner gear ring 24, and the transmission gears 27 are rotatably connected to the base 1. The transmission gear 27 can mesh with the outer gear ring 241. A transmission disk 28 is provided on the side of the transmission gear 27 away from the central axis 23. The transmission disk 28 is rotatably connected to the connecting seat, and the connecting seat is slidably connected to the base 1. The transmission gear 27 is rotatably connected to the outer eccentric rod 271, and the transmission disk 28 is rotatably connected to the inner eccentric rod 281 (the connection point between the outer eccentric rod 271 and the transmission gear 27 is not concentric with the transmission gear 27, and the connection point between the inner eccentric rod 281 and the transmission disk 28 is not concentric with the transmission disk 28). The inner eccentric rod 281 is arranged inside the outer eccentric rod 271, and a pin is inserted on the outer eccentric rod 271, and a plurality of sockets that cooperate with the pin are provided on the inner eccentric rod 281. A reciprocating screw rod 29 is fixedly connected between the two transmission discs 28. The transmission disc 28 can drive the reciprocating screw rod 29 to rotate. A reciprocating seat 291 is provided on the reciprocating screw rod 29. A reciprocating groove that cooperates with the reciprocating seat 291 is provided on the reciprocating screw rod 29. A grinding roller 292 is rotatably provided on the reciprocating seat 291. The grinding roller 292 is connected to a driving element, and the driving element can drive the grinding roller 292 to rotate at high speed.

[0026] See also Figures 1 to 4 Preferably, the elastic member 235 is a spring that can provide sufficient power.

[0027] See also Figures 1 to 4 Preferably, the outer surface of the support seat 234 is provided with an elastic pad, and the elastic pad is provided with a rough surface, which can ensure a good supporting effect and avoid damage to the inner wall of the pipe.

[0028] See also Figures 1 to 4 Preferably, the driving member 252 is a rotating motor that can provide sufficient power.

[0029] See also Figures 1 to 4 Preferably, a plurality of first limit rods passing through the active block 231 and the driven block 232 are provided next to the central shaft 23, the first limit rods are connected to the main turntable 21, and the first limit rods pass through the slave turntable 22, and a plurality of second limit rods passing through the reciprocating seat 291 are provided next to the reciprocating screw rod 29, and both ends of the second limit rods are connected to the connecting seat.

[0030] See also Figures 1 to 4 Preferably, the user can add a limiting mechanism at one end of the central axis 23 passing through the turntable 22 to prevent the turntable 22 from malfunctioning.

[0031] During the implementation of the present invention, the user first pulls the slave rotary disc 22 to disengage the slave rotary disc 22 from the central shaft 23 and the first limit rod (the central shaft 23 needs to be supported in advance), and then inserts the pipe to the outside of the central shaft 23, and then resets the slave rotary disc 22, and then starts the driving member 252, the driving member 252 rotates forward, the positive ratchet cooperates with the positive pawl, and the reverse ratchet cooperates with the reverse pawl. At this time, the rotating seat 251 rotates, and the driving gear 261 does not rotate. When the rotating seat 251 rotates to the point where the driving gear 261 is meshed with the driven gear 236, the driving member 252 reverses, the positive pawl does not cooperate with the positive pawl, the reverse ratchet cooperates with the reverse pawl, the rotating seat 251 does not rotate, and the driving gear 261 rotates, causing the central shaft 23 to rotate, and the two active blocks 231 drive the driven blocks 232 to approach each other. 33, several support seats 234 move synchronously to support the pipe fittings (the provision of the elastic member 235 can expand the applicable range of the device and make the device applicable to pipe fittings within a certain diameter range). Then the user manually adjusts the length of the inner eccentric rod 281 inserted into the outer eccentric rod 271, so that the grinding roller 292 is close to the outer wall of the pipe fitting, and locks the inner eccentric rod 281 by the latch. Then the driving member 252 rotates forward to make the driving gear 261 engage with the inner gear ring 24. Then the driving member 252 reverses to make the main turntable 21 drive the pipe fitting to rotate. During the rotation of the inner gear ring 24, every time the outer gear ring 241 cooperates with the transmission gear 27 once, the transmission gear 27 drives the transmission disc 28 to rotate a certain angle, so that the reciprocating seat 291 moves a distance along the reciprocating screw 29 until the grinding is completed.

[0032] The utility model provides an adjustable pipe grinding device, which has the following beneficial effects:

[0033] 1. It is not only applicable to pipes within a certain diameter range, expanding the scope of application, but also can automatically complete the support, rotation of the pipes and the movement of the grinding roller, ensuring good grinding effects and improving grinding efficiency.

[0034] 2. The support, rotation of the pipe fitting and the horizontal movement of the grinding roller in the utility model can be completed by only one driving component, which reduces the operating cost and meets the requirements of energy conservation, emission reduction and cost reduction and efficiency improvement.

[0035] In summary, the beneficial effects of the present invention are: it can be applied to pipes within a certain diameter range, thus expanding the scope of application; and it can automatically complete the support and grinding of the pipes, thus ensuring good grinding effects and efficiency.

[0036] Of course, the present invention may have a variety of embodiments. Without departing from the spirit and essence of the present invention, technicians familiar with the field can make corresponding changes and modifications based on the present invention, but these corresponding changes and modifications should fall within the scope of protection of the claims attached to the present invention.

Claims

1. An adjustable pipe polishing device, characterized in that: include: a base having a grinding assembly disposed thereon; The axle up and down groove at two ends embeds respectively in two guide rails up and down of being made up of the groove on the attachment piece, and the tooth on the attachment piece is meshed with tooth on upper sprocket wheel, the lower sprocket. The tooth on the lower sprocket is meshed with tooth on upper sprocket.

2. The adjustable pipe polishing device according to claim 1, characterized in that: The rotating seat is provided with a positive ratchet, the rotating shaft is provided with a positive pawl for rotation, the driving gear is provided with a counter ratchet, and the driving shaft is provided with a counter pawl for rotation.

3. The adjustable pipe polishing device according to claim 1, characterized in that: The transmission discs are all rotatably connected to the connecting seats, and the connecting seats are all slidably connected to the base. A plurality of second limiting rods passing through the reciprocating seat are provided between the connecting seats.

4. The adjustable pipe polishing device according to claim 1, characterized in that: The outer eccentric rod is provided with a latch pin, and the inner eccentric rod is provided with a plurality of insertion holes matched with the latch pin.

5. The adjustable pipe polishing device according to claim 1, characterized in that: The rotating shaft is connected to a driving member, and the driving member is arranged on the base.

6. The adjustable pipe polishing device according to claim 1, characterized in that: A plurality of first limiting rods passing through the active block and the driven block are provided beside the central axis. One end of the first limiting rod is connected to the main rotating disk, and the other end of the first limiting rod passes through the slave rotating disk.

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