CN221111054U

CN221111054U - Metal pipe end grinding device

Info

Publication number: CN221111054U
Application number: CN202322851142.6U
Authority: CN
Inventors: 尹希伟; 肖和飞; 张新爱; 罗安明
Original assignee: Hunan Zhenhui Pipe Industry Co ltd
Current assignee: Hunan Zhenhui Pipe Industry Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-06-11
Anticipated expiration: 2033-10-24

Abstract

The utility model discloses a polishing device for a metal tube port, which comprises a polishing trolley, a first driving component, a second bottom plate, a second driving component, a polishing machine, a third driving component and an elastic piece, wherein the first driving component is connected with and drives the polishing trolley to linearly reciprocate, the second bottom plate and the second driving component are arranged on the polishing trolley, the second driving component is connected with and drives the second bottom plate to lift, the polishing machine and the third driving component are arranged on the second bottom plate, the third driving component is connected with and drives the polishing machine to linearly reciprocate, one end of the polishing machine is hinged to the third driving component, the elastic piece is arranged in the middle of the polishing machine, the polishing piece is arranged at the other end of the elastic piece, one end of the elastic piece is connected with the polishing machine, and the other end of the elastic piece is connected with the third driving component. The polishing sheet can keep pressing the inner wall of the pipe, has thinner thickness and smaller contact area with the inner wall of the pipe, can thoroughly polish impurities on the inner wall of the pipe, and is suitable for polishing the inner wall of a port of the pipe with uneven impurity area distribution.

Description

Metal pipe end grinding device

Technical Field

The utility model belongs to the technical field of pipe processing, and particularly relates to a polishing device for a metal pipe port.

Background

The metal plastic composite pipe is a pipe which is formed by compounding a metal pipe on the outer layer and a plastic pipe on the inner layer through a certain process, and has the advantages of a metal pipe and a nonmetal pipe. Before the compounding process, the inner wall of the metal pipe needs to be polished to remove rust and smooth, so that the quality of the subsequent compounding process is higher. The pipe port is the area which is most difficult to polish, on the one hand, the area is the most serious area of corrosion, on the other hand, some metal pipes are manufactured by a casting process, many casting defects such as random distribution, scattered unevenness and the like exist on the inner surface of the pipe port, the existing grinding head can be driven to linearly move in other directions while rotating generally, but the contact area of the grinding head and the pipe is too large, the area of small area can not be treated adaptively, certain flexibility is lacking, manual polishing efficiency is low, the effect is poor, dust is much during manual polishing, and the occupational disease risk is high.

Disclosure of utility model

Aiming at the problems in the prior art, the utility model aims to provide the metal pipe port polishing device, the polishing sheet can keep pressing the inner wall of the pipe under the action of the elastic piece, the thickness of the polishing sheet is thinner, the contact area between the polishing sheet and the inner wall of the pipe is smaller, the polishing sheet can thoroughly polish impurities on the inner wall of the pipe contacted with the polishing sheet, and the polishing device is suitable for polishing the inner wall of the pipe port with uneven distribution of the impurity area and has high polishing quality.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The utility model provides a metal tube end grinding device, including the grinding wagon, first actuating assembly, the second bottom plate, the second actuating assembly, the polisher, third actuating assembly and elastic component, first actuating assembly connects and drives the linear reciprocating motion of grinding wagon, second bottom plate and second actuating assembly install on the grinding wagon, second actuating assembly connects and drives the second bottom plate and go up and down, polisher and third actuating assembly install on the second bottom plate, third actuating assembly connects and drives the linear reciprocating motion of polisher, the one end of polisher articulates on third actuating assembly, the mid-mounting has the elastic component, the polishing piece is installed to the other end, polisher is connected to the one end of elastic component, the third actuating assembly is connected to the other end.

As a further improvement of the above technical scheme:

The polisher is also connected with a guide piece through a pin, a strip-shaped through hole is formed in the guide piece, one end of the guide piece is hinged to the third driving assembly, and the pin is fixedly installed on the polisher after passing through the through hole in the guide piece.

The third driving assembly comprises a second motor and a connecting rod assembly, the second motor is arranged on the second bottom plate, one end of the connecting rod assembly is connected with the second motor, and the other end of the connecting rod assembly is connected with the grinding machine.

The connecting rod assembly comprises a first connecting rod, a second connecting rod and a polisher connecting rod, one end of the first connecting rod is sleeved on a driving shaft of the second motor, the other end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the second connecting rod is hinged with one end of the polisher connecting rod, and the other end of the polisher connecting rod is hinged with one end of the polisher.

The grinding wagon comprises a first seat board, upright posts and trolley wheels, wherein the first seat board is parallel to the horizontal plane, a plurality of trolley wheels are arranged on the bottom surface of the first seat board, at least two upright posts are arranged on the bottom surface of the first seat board, the upright posts are arranged at intervals in parallel, the lower ends of the upright posts are fixedly arranged on the top surface of the first seat board, and the upper ends of the upright posts extend upwards in a suspending mode.

The grinding wagon moves linearly along the rail by the trolley wheels.

The first driving assembly comprises a first motor, a reduction gearbox and a sprocket chain assembly, wherein the first motor is driven to the sprocket chain assembly through the transmission of the reduction gearbox, and the sprocket chain assembly is connected with a small wheel.

The second bottom plate is provided with a sliding block on one surface, the upright post is provided with a sliding rail, and the sliding block is arranged on the sliding rail in a sliding way.

The second driving assembly comprises a third motor, a nut block and a screw rod, the length direction of the screw rod is perpendicular to the horizontal plane, the third motor is connected with and drives the screw rod to rotate, the nut block is in threaded connection with the screw rod, and the nut block is fixedly connected with the second bottom plate.

The beneficial effects of the utility model are as follows:

(1) The polishing piece can keep pressing the inner wall of the pipe under the action of the elastic piece, the thickness of the polishing piece is thinner, the contact area between the polishing piece and the inner wall of the pipe is smaller, impurities on the inner wall of the pipe, which are contacted with the polishing piece, can be thoroughly polished, and the polishing piece is suitable for polishing the inner wall of a port of the pipe with uneven distribution of the area of the impurities and has high polishing quality.

(2) The polishing machine can lift and move in the horizontal direction, and in the horizontal direction, the large-range movement is realized through the first motor drive, the small-range movement and the fine movement are realized through the second motor drive, and accurate polishing is facilitated.

Drawings

FIG. 1 is a schematic diagram of the architecture of one embodiment of the present utility model.

Fig. 2 is a schematic diagram of the structure of an embodiment of the present utility model.

Fig. 3 is a schematic view of another view structure of an embodiment of the present utility model.

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

A metal pipe end polishing device, as shown in figures 1-3, comprises a polishing truck 2, a first driving assembly, a second bottom plate 4, a second driving assembly, a polishing machine 5, a third driving assembly and an elastic piece 7.

The sanding vehicle 2 comprises a first seat plate 21, uprights 22, trolley wheels 23 and a top beam. The first seat plate 21 is plate-shaped, the first seat plate 21 is arranged parallel to the horizontal plane, and a plurality of small wheels 23 are arranged on the bottom surface of the first seat plate 21, preferably, two rows of small wheels 23 are arranged, and each row has two small wheels 23.

The upright posts 22 are provided with at least two, each upright post 22 is arranged in parallel at intervals, the lower end of each upright post 22 is vertically and fixedly arranged on the top surface of the first seat board 21, and the upper end of each upright post 22 extends upwards in a suspending mode.

In this embodiment, two posts 22 are provided. The two ends of the top beam are respectively and vertically connected with the upper ends of the two upright posts 22.

Two rails 1 are arranged on the ground at intervals in parallel, the rails 1 are arranged parallel to the horizontal plane, and two rows of small wheels 23 roll along the two rails 1 respectively.

The first drive assembly is for driving the sanding vehicle 2, and is mounted on the first seat plate 21. The first driving assembly includes a first motor 31, a reduction gearbox 32 and a sprocket chain assembly, the first motor 31 transmits driving to the sprocket chain assembly through the reduction gearbox 32, and the sprocket chain assembly is connected with a small wheel 23. Specifically, the sprocket-chain assembly includes a chain 332 and two sprockets 331. One sprocket 331 is coaxially and co-rotatably arranged with the driving shaft of the first motor 31, the other sprocket 331 is coaxially and co-rotatably arranged with one small wheel 23, and the chain 332 is sleeved on the two sprockets 331.

Based on the above structure, the first motor 31 can sequentially transmit the driving to one small wheel 23 through the reduction gearbox 32 and the chain wheel and chain assembly, so that the grinding wagon 2 can reciprocate along the length direction of the track 1.

The second bottom plate 4 is mounted on the grinding wagon 2, and the second bottom plate 4 is plate-shaped. One surface of the second bottom plate 4 is provided with a sliding block 211, the upright 22 is provided with a sliding rail 221, and the sliding block 211 is arranged on the sliding rail 221 in a sliding way. Specifically, four sliding blocks 211 are arranged on the same surface of the second bottom plate 4, and the four sliding blocks 211 are arranged in two rows and two columns. The two rows of sliding blocks 211 are respectively arranged on two sliding rails 221 of the two upright posts 22 in a sliding manner. As can be seen from the above, the plane of the second bottom plate 4 is perpendicular to the horizontal plane.

The second driving assembly is used for driving the second bottom plate 4 to move along the length direction of the sliding rail 221. The second driving assembly comprises a third motor 51, a screw rod 52, a nut block and a screw rod sleeve 53, and the length direction of the screw rod 52 is perpendicular to the horizontal plane. The third motor 51 is installed on the top beam, the third motor 51 is connected with and drives the screw rod 52 to rotate, the nut block is connected with the screw rod 52 in a screwed mode, and the nut block is fixedly connected with the second bottom plate 4. When the third motor 51 drives the screw rod 52 to rotate, the screw rod 52 drives the nut block to linearly move along the length direction of the screw rod 52, and drives the second bottom plate 4 to synchronously move. The screw rod sleeve 53 is sleeved outside the upper end of the screw rod 52.

The third drive assembly is for driving the sanding machine 5. The third driving assembly comprises a second motor 61 and a connecting rod assembly, the second motor 61 is arranged on the second bottom plate 4, one end of the connecting rod assembly is connected with the second motor 61, and the other end of the connecting rod assembly is connected with the grinding machine 5.

The link assembly includes a first link 621, a second link 622, and a grinder link 623. One end of the first connecting rod 621 is sleeved on the driving shaft of the second motor 61, the other end of the first connecting rod is hinged with one end of the second connecting rod 622, the other end of the second connecting rod 622 is hinged with one end of the grinder connecting rod 623, and the other end of the grinder connecting rod 623 is hinged with one end of the grinder 5. In order to make the operation of the link assembly smoother, a guide sleeve 212 is provided on the second base plate 4, and a grinder link rod 623 passes through the guide sleeve 212, and the guide sleeve 212 guides the grinder link rod 623 so that the grinder link rod 623 linearly reciprocates along the guide sleeve 212. The length direction and the moving direction of the grinder attachment lever 623 are parallel to the length direction of the rail 1.

The polisher 5 is adaptively mounted on the polisher connecting rod 623, specifically, one end of the polisher connecting rod 623, which is close to the polisher 5, is connected with a push rod 82, one end of the push rod 82 is fixedly connected with the polisher connecting rod 623, and the other end of the push rod extends beyond the end of the polisher connecting rod 623 in a suspending mode. One end of the polisher 5 is hinged to one end and the middle of the polisher connecting rod 623, the guide piece 81 and the elastic piece 7 are sequentially connected to the middle of the polisher connecting rod 623, the polishing piece 50 is mounted at the other end of the polisher 5, and the polishing piece 50 can be driven to rotate after the polisher 5 is electrified. The polishing machine 5 body and the technical solution for connecting and driving the polishing sheet 50 can be the solutions in the prior art, and will not be described herein.

The polishing sheet 50 has a pin in the middle, a guide member 81 having a long through hole, and one end of the guide member 81 is hinged to the push rod 82 and the other end is connected to the pin. The pin is fixedly mounted on the grinding machine 5 after passing through the through hole of the guide 81. The grinding sheet 50 is lower than one end of the articulated grinder attachment rod 623 of the grinder 5.

The elastic member 7 has elasticity, and is a spring or the like. The two ends of the elastic piece 7 are respectively connected with the middle part of the grinding machine 5 and the ejector rod 82.

Based on the structure, the working principle and the working process of the utility model are as follows: two ends of the pipe 9 are respectively supported on the carrier rollers of the two groups of carrier roller assemblies 10, wherein a carrier roller driving motor 110 is arranged on one group of carrier roller assemblies 10, the carrier roller driving motor 110 drives the carrier roller of the carrier roller assembly 10 connected with the carrier roller driving motor to rotate, and the carrier roller drives the pipe 9 to rotate by virtue of friction force between the carrier roller and the pipe 9. The length direction of the pipe 9 is parallel to the length direction of the rail 1.

The first motor 31 is started, and the grinding wagon 2 is driven by the first motor 31 to move along the length direction of the track 1 until the grinding sheets 50 extend into the pipe 9. And then the third motor 51 is started, the second bottom plate 4 is driven to descend by the third motor 51, and the polishing sheet 50 is lowered to contact the inner wall of the pipe 9. And then starting the polisher 5 and the carrier roller driving motor 110 to enable the pipe 9 to rotate and the polishing sheet 50 to rotate at the same time, and polishing the inner wall of the pipe 9 by the polishing sheet 50. In the polishing process, the polishing sheet 50 keeps pressing the inner wall of the pipe 9 under the action of the elastic piece 7, and the contact area between the polishing sheet 50 and the inner wall of the pipe 9 is small, so that the polishing sheet 50 can thoroughly polish impurities, uneven surfaces and the like on the inner wall of the pipe contacted with the polishing sheet 50. That is, during polishing, the polishing machine 5 can rotate around the hinge position between the polishing machine 5 and the polishing machine connecting rod 623, so as to realize flexible self-adaptive adjustment, the guide piece 81 guides the rotation of the polishing machine, so that the rotation of the polishing machine is smoother, and after the second motor 61 is started, the polishing machine 5 can be driven to linearly reciprocate within a certain range through the second motor 61, so that the polishing position can be conveniently changed.

Finally, what is necessary here is: the above embodiments are only for further detailed description of the technical solutions of the present utility model, and should not be construed as limiting the scope of the present utility model, and some insubstantial modifications and adjustments made by those skilled in the art from the above description of the present utility model are all within the scope of the present utility model.

Claims

1. The utility model provides a metal tube end grinding device, a serial communication port, including grinding wagon (2), first drive assembly, second bottom plate (4), second drive assembly, polisher (5), third drive assembly and elastic component (7), first drive assembly connects and drives grinding wagon (2) linear reciprocating motion, second bottom plate (4) and second drive assembly install on grinding wagon (2), second drive assembly connects and drives second bottom plate (4) and go up and down, polisher (5) and third drive assembly install on second bottom plate (4), third drive assembly connects and drives polisher (5) linear reciprocating motion, one end of polisher (5) articulates on third drive assembly, mid-mounting has elastic component (7), polishing piece (50) are installed to the other end, polisher (5) are connected to one end of elastic component (7), third drive assembly is connected to the other end.

2. A grinding device as defined in claim 1, wherein: the grinding machine (5) is further connected with a guide piece (81) through a pin, a strip-shaped through hole is formed in the guide piece (81), one end of the guide piece (81) is hinged to the third driving assembly, and the pin is fixedly arranged on the grinding machine (5) after penetrating through the through hole in the guide piece (81).

3. A sanding device according to claim 1 or 2, characterized in that: the third driving assembly comprises a second motor (61) and a connecting rod assembly, the second motor (61) is arranged on the second bottom plate (4), one end of the connecting rod assembly is connected with the second motor (61), and the other end of the connecting rod assembly is connected with the grinding machine (5).

4. A grinding device according to claim 3, wherein: the connecting rod assembly comprises a first connecting rod (621), a second connecting rod (622) and a polishing machine connecting rod (623), one end of the first connecting rod (621) is sleeved on a driving shaft of the second motor (61), the other end of the first connecting rod is hinged with one end of the second connecting rod (622), the other end of the second connecting rod (622) is hinged with one end of the polishing machine connecting rod (623), and the other end of the polishing machine connecting rod (623) is hinged with one end of the polishing machine (5).

5. A grinding device as defined in claim 1, wherein: the grinding vehicle (2) comprises a first seat board (21), upright posts (22) and small wheels (23), wherein the first seat board (21) is parallel to the horizontal plane, a plurality of small wheels (23) are arranged on the bottom surface of the first seat board (21), the upright posts (22) are arranged at least two, each upright post (22) is arranged at intervals in parallel, the lower ends of the upright posts (22) are fixedly arranged on the top surface of the first seat board (21), and the upper ends of the upright posts (22) extend upwards in a suspending mode.

6. A grinding apparatus as defined in claim 5, wherein: the grinding wagon (2) moves linearly along the track (1) through the trolley wheels (23).

7. The polishing apparatus as set forth in claim 6, wherein: the first driving assembly comprises a first motor (31), a reduction gearbox (32) and a sprocket chain assembly, wherein the first motor (31) is driven to the sprocket chain assembly through the reduction gearbox (32) in a transmission mode, and the sprocket chain assembly is connected with a small wheel (23).

8. A grinding apparatus as defined in claim 5, wherein: one surface of the second bottom plate (4) is provided with a sliding block (211), the upright post (22) is provided with a sliding rail (221), and the sliding block (211) is arranged on the sliding rail (221) in a sliding way.

9. A grinding device as defined in claim 1, wherein: the second driving assembly comprises a third motor (51), a nut block and a screw rod (52), the length direction of the screw rod (52) is perpendicular to the horizontal plane, the third motor (51) is connected with and drives the screw rod (52) to rotate, the nut block is in threaded connection with the screw rod (52), and the nut block is fixedly connected with the second bottom plate (4).