CN210678362U - Supporting structure and pipe end thread sand blasting machine with same - Google Patents

Abstract

The utility model discloses a bearing structure and pipe end screw thread sand blasting machine that has this bearing structure belongs to pipe end screw thread sand blasting machine technical field, and its technical scheme main points are, including supporting component with establish the adjusting part in the supporting component both sides, supporting component includes the back shaft, and the adjusting part includes movable plate, adjusting screw and fixed plate, and movable plate and back shaft connection, adjusting screw perpendicular to back shaft setting, adjusting screw and movable plate rotate to be connected, and the fixed plate is located the top of movable plate, adjusting screw and fixed plate threaded connection. The back shaft level sets up in the case mouth department of mainframe box, has seted up the shifting chute on two lateral walls that the mainframe box is close to the back shaft respectively, and during the shifting chute was worn to locate respectively at the both ends of back shaft, the lateral wall fixed connection of fixed plate and mainframe box, the lateral wall butt of bearing plate and mainframe box. The utility model discloses support the work piece in case mouth department, the coaxial fixed is realized to the work piece of being convenient for and mounting.

Description

Supporting structure and pipe end thread sand blasting machine with same

Technical Field

The utility model belongs to the technical field of pipe end screw thread sand blasting machine technique and specifically relates to a bearing structure and pipe end screw thread sand blasting machine that has this bearing structure are related to.

Background

In oil drilling, the use of seamless steel pipes with high strength, good toughness and high corrosion resistance has become a trend. The production of steel pipes with high corrosion resistance requires more specific treatment procedures, in particular for the sand blasting of the threads of the pipe ends, which is significant in improving the fatigue, galling and corrosion resistance of the threads of the pipe ends of the steel pipes. At present, a pipe end thread sand blasting machine is generally adopted to perform sand blasting treatment on pipe end threads of a steel pipe, the pipe end thread sand blasting machine adopts compressed air as power to form a high-speed jet beam to spray sand materials such as copper ore sand, quartz sand, carborundum, iron sand and the like to the thread surface of the pipe end of the steel pipe, and the sand materials are used for generating impact and cutting effects on the surface of the pipe.

Referring to fig. 5, the conventional pipe end screw-thread blasting machine mainly includes an original main cabinet 5 as a blasting station, an original blasting gun 51 provided inside the original main cabinet 5 for blasting a workpiece 2 such as a steel pipe, and an original fixture 52 fixed inside the original main cabinet 5 for housing the workpiece 2. In use, the threaded end of the workpiece 2 is inserted into the original main box 5 and sleeved on the original fixture 52, and in order to maintain the stability of the workpiece 2 and to uniformly sand blast the threads on the circumferential direction of the pipe end, the auxiliary machine 6 is usually required to support and rotate the workpiece 2 to be processed outside the original main box 5.

Because the diameters of the workpieces 2 needing sand blasting are different, when the conventional pipe end thread sand blasting machine is used for processing the workpieces 2 with smaller diameters, the workpieces 2 are supported by the auxiliary machine 6 and the original fixing piece 52 to form two-point support, and the workpieces 2 at the box openings of the original main machine box 5 are in a suspended state, so that the workpieces 2 with smaller diameters cannot be arranged in parallel to a horizontal plane, the small-diameter workpieces 2 and the original fixing piece 52 are not easy to form coaxial fixation, the stable rotation of the thread ends of the workpieces 2 in the original main machine box 5 is influenced, and the sand blasting quality is reduced.

SUMMERY OF THE UTILITY MODEL

One of the objects of the present invention is to provide a supporting structure, which has the advantages of easy lifting and easy supporting height adjustment.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a supporting structure, is in including supporting component and symmetry formula setting the adjusting part of supporting component both sides, the supporting component includes the back shaft, the adjusting part includes movable plate, adjusting screw and fixed plate, the movable plate with the one end of back shaft is connected, the adjusting screw perpendicular to the back shaft sets up, just adjusting screw is close to the one end of movable plate with the movable plate rotates to be connected, the fixed plate is located the top of movable plate, just adjusting screw with fixed plate threaded connection.

Through adopting above-mentioned technical scheme, the back shaft is used for placing the work piece that needs the support, through adjusting screw displacement from top to bottom on the fixed plate, easily drives the lift of movable plate and the back shaft of being connected with the movable plate to play the effect of adjusting the supporting component support height, easily change the height by the support object. Simultaneously, adjusting screw and fixed plate threaded connection's setting is easily carried on spacingly to the position after adjusting screw displacement.

The utility model discloses further set up to, threaded connection has stop nut on the adjusting screw, stop nut with the fixed plate is kept away from the one side butt of movable plate.

Through adopting above-mentioned technical scheme, stop nut plays the intensity that increases fixed plate and adjusting screw contact site, and it is spacing to further carry out adjusting screw position on the fixed plate, reduces to be connected unstable condition emergence between adjusting screw and the fixed plate that the gravity reason caused.

The utility model discloses further set up to, the supporting seat has been cup jointed on the back shaft, the supporting seat is formed by the first supporting seat of round platform shape and the second supporting seat fixed connection of round platform shape, the little terminal surface of first supporting seat with the little terminal surface fixed connection of second supporting seat.

Through adopting above-mentioned technical scheme for the support of supporting seat is personally submitted "V" type, easily increases the stability of work piece when placing on the back shaft on the one hand, and on the other hand, the back shaft passes through the supporting seat and easily stably places the work piece of multiple diameter variation in size, has increased bearing structure's commonality in this scheme.

The utility model discloses further set up to, the regulating assembly still includes the bearing board, the movable plate with bearing board fixed connection, it is connected with the bearing to rotate on the bearing board, the back shaft with the coaxial fixed of bearing, the back shaft passes through the bearing board come with the movable plate rotates to be connected.

Through adopting above-mentioned technical scheme for the back shaft is easily rotated for the movable plate, reduces the frictional force between supporting seat and the work piece, and the work piece of conveniently placing on the supporting seat moves back-and-forth on the supporting seat.

Another object of the utility model is to provide a pipe end screw thread sand blasting machine with bearing structure, it has to support the work piece in case mouth department, and the coaxial fixed effect of work piece and mounting realization of being convenient for.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a pipe end screw thread sand blasting machine with bearing structure, includes the mainframe box and is located spray gun and the mounting of mainframe box, the mounting includes the fixed axle and cup joints fixed epaxial shutoff piece, including above-mentioned bearing structure, the back shaft level sets up the case mouth department of mainframe box, just the back shaft with the fixed axle is perpendicular, the mainframe box is close to the shifting chute has been seted up on two lateral walls of back shaft respectively, wear to locate respectively at the both ends of back shaft in the shifting chute, the fixed plate with the lateral wall fixed connection of mainframe box, the bearing plate with the lateral wall butt of mainframe box.

Through adopting above-mentioned technical scheme for bearing structure and pipe end screw thread sand blasting machine are connected, when adjusting screw reciprocated, easily drive the back shaft and reciprocate in the shifting chute, thereby drive supporting component and reciprocate in the mainframe box, play lift supporting component, change the effect of supporting component and mainframe box bottom surface height. Through the setting of bearing structure among the pipe end screw thread sand blasting machine, the diameter size adjustment supporting component's of work piece such as the steel pipe of convenient to use person's sandblast as required height to be convenient for work piece and mounting realize coaxial fixed, easily the work piece is stable in the mainframe box and is rotated, plays the effect that improves the sandblast quality.

The utility model discloses further set up to, be equipped with adjusting plate on the bearing plate, adjusting plate pass through the bolt with the mainframe box is fixed.

Through adopting above-mentioned technical scheme, through the fixed of adjusting clamp plate and mainframe box, can play the intensity that increases the bearing plate on the one hand, do benefit to the effect that bears the weight of the work piece on the back shaft. On the other hand can play the fixed bearing board, increases the effect of the last bearing structure's of pipe end screw thread sand blasting machine stability in this embodiment.

The utility model discloses further set up to, the inside wall and the interior top surface of mainframe box all are equipped with the protection rubber.

Through adopting above-mentioned technical scheme, the condition that the sand material of bounce-back was damaged to the inner wall striking of mainframe box when the protection rubber easily reduced the sandblast plays the guard action to the inner wall of mainframe box.

The utility model discloses further set up to, the case mouth department of mainframe box is equipped with grating formula sensor, grating formula sensor electricity is connected with the PLC controller, the PLC controller with the spray gun electricity is connected.

By adopting the technical scheme, the grating sensor is easy to detect whether workpieces such as steel pipes enter the mainframe box, after the workpieces enter the mainframe box, the grating sensor feeds back signals to the PLC, the spray gun is controlled to be opened through the PLC to perform sand blasting operation, and when no workpiece enters the mainframe box, the spray gun is not opened. The sand blasting has been reduced to the spray gun in one aspect and has been opened the sandblast always, and the condition of extravagant sand material takes place, and on the other hand has reduced the unexpected condition that workman maloperation caused, has improved the security performance of the pipe end screw thread sand blasting machine in this scheme.

To sum up, the utility model discloses following beneficial effect has:

1. through the setting of back shaft and adjusting part, easily the lift of back shaft, the height that the convenient to use person adjusted the work piece that is located the back shaft.

2. Through the setting of supporting seat, place the work piece of multiple diameter variation in size on easily supporting the axle, can play the effect that increases bearing structure commonality in this scheme.

3. Through the arrangement that the supporting shaft is rotatably connected with the moving plate, the effects of reducing the friction force between the supporting shaft and the workpiece and facilitating the workpiece to move back and forth on the supporting seat can be achieved.

4. Through the setting of adjusting the clamp plate, can play the effect that increases the stability of being connected between bearing structure and the mainframe box.

Drawings

Fig. 1 is a schematic view of the overall structure of the present embodiment.

Fig. 2 is a schematic structural view showing a connection relationship between the support structure and the main cabinet in the present embodiment.

Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of the support structure in this embodiment.

Fig. 5 is a schematic view of the overall structure of a conventional pipe end thread blasting machine.

In the figure, 1, a main chassis; 11. a spray gun; 12. a fixing member; 121. a blocking member; 122. a fixed shaft; 13. a moving groove; 14. a box opening; 15. a protective rubber sheet; 16. a grating sensor; 17. a PLC controller; 2. a workpiece; 3. a support assembly; 31. a support shaft; 32. a supporting seat; 321. a first support base; 322. a second support seat; 4. an adjustment assembly; 41. moving the plate; 411. a groove; 42. adjusting the screw rod; 421. a bump; 422. a limit nut; 4221. a platen; 43. a fixing plate; 44. a bearing plate; 441. a bearing; 442. adjusting the pressure plate; 5. an original main case; 51. original spray gun; 52. original fixed parts; 6. an auxiliary machine; 7. a material storage system; 8. a sand-dust separation system; 9. a filtering and dedusting system.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the supporting structure and the pipe end thread blasting machine with the supporting structure disclosed in this embodiment include a main cabinet 1 as a blasting station, a blasting gun 11 and a fixing member 12 are disposed inside the main cabinet 1, the blasting gun 11 is used for performing blasting treatment on a threaded end of a workpiece 2 such as a steel pipe fed into the main cabinet 1 by an auxiliary machine 6, and the fixing member 12 is fixedly connected to the main cabinet 1 through a bolt and is used for supporting the threaded end of the workpiece 2. The fixing member 12 includes a fixing shaft 122 and a plugging member 121 disposed on the fixing shaft 122, wherein the plugging member 121 is used for plugging a port of the workpiece 2, and simultaneously, the workpiece 2 and the fixing member 12 are fixed coaxially.

Referring to fig. 2 and 3, a supporting assembly 3 is disposed at a box opening 14 of the main cabinet 1, an adjusting assembly 4 is symmetrically connected to each side of the supporting assembly 3, and the adjusting assemblies 4 are mounted on two side walls of the main cabinet 1. The supporting component 3 comprises a cylindrical supporting shaft 31, a supporting seat 32 is fixedly sleeved on the supporting shaft 31, the supporting shaft 31 is perpendicular to the fixing part 12, the two side walls of the mainframe box 1, which are close to the supporting shaft 31, are provided with moving grooves 13, the moving grooves 13 extend along the height direction of the mainframe box 1, two ends of the supporting shaft 31 are arranged in the moving grooves 13 in a penetrating manner, and the adjusting component 4 is convenient to drive the supporting shaft 31 to move up and down in the moving grooves 13.

Referring to fig. 3, the supporting seat 32 includes a first supporting seat 321 in a truncated cone shape and a second supporting seat 322 in a truncated cone shape, a small end surface of the first supporting seat 321 is fixedly connected with a small end surface of the second supporting seat 322, the fixed connection manner may be one of integral forming, threaded connection, welding or bonding, and the supporting seat 32 may be made of one or more of rubber, steel and plastic. In this embodiment, in order to reduce the processing procedure and play the effect of the stability of connection of first supporting seat 321 and second supporting seat 322, first supporting seat 321 and second supporting seat 322 adopt integrated into one piece to form, and in order to form the buffering between work piece 2 and supporting seat 32 simultaneously, reduce the collision between work piece 2 and supporting seat 32, the supporting seat 32 in this embodiment adopts the rubber material.

Referring to fig. 3, the adjusting assembly 4 includes a moving plate 41, an adjusting screw 42 and a fixing plate 43, a bearing plate 44 is fixedly connected to the moving plate 41, the bearing plate 44 abuts against a side wall of the main chassis 1, where the moving groove 13 is formed, and the supporting shaft 31 is rotatably connected to the bearing plate 44 through a bearing 441 installed on the bearing plate 44, so as to facilitate the front and back movement of the workpiece 2 on the supporting seat 32. The bearing plate 44 is welded with an adjusting pressure plate 442, and the adjusting pressure plate 442 is fixed to the side wall of the main cabinet 1 by bolts, so that the stability of connection between the supporting structure and the main cabinet 1 in this embodiment can be increased.

Referring to fig. 4, one end of the adjustment screw 42 adjacent to the moving plate 41 is rotatably coupled to the moving plate 41, and the adjustment screw 42 is vertically disposed with respect to the support shaft 31. Specifically, the moving plate 41 is provided with a groove 411, and one end of the adjusting screw 42 close to the moving plate 41 is provided with a bump 421 for being in embedded fit with the groove 411 on the moving plate 41, so that even if the adjusting screw 42 and the moving plate 41 are fixed, the rotation between the adjusting screw 42 and the moving plate 41 is easy to realize. In order to facilitate the embedded installation of the adjusting screw 42 and the moving plate 41, the moving plate 41 in this embodiment is in two halves fixed by bolts. The fixed plate 43 and the side wall of the main case 1, which is provided with the moving groove 13, are fixed by bolts, the fixed plate 43 is positioned above the moving plate 41, and one end of the adjusting screw 42, which is far away from the moving plate 41, is penetrated in the fixed plate 43 and is in threaded connection with the fixed plate 43. The engagement of the support shaft 31, the moving plate 41 and the adjusting screw 42 can easily change the height of the support shaft 31 when the adjusting screw 42 is screwed up and down in the fixed plate 43.

Referring to fig. 4, in order to further limit the adjusting screw 42 and decompose the gravity generated by the structure connected to the lower end of the adjusting screw 42 on the adjusting screw 42, a limit nut 422 is connected to one end of the adjusting screw 42 away from the moving plate 41 by a thread, the limit nut 422 abuts against one surface of the fixed plate 43 away from the moving plate 41, and a pressure plate 4221 for allowing a user to rotate the limit nut 422 is welded to one end of the limit nut 422 away from the fixed plate 43.

Referring to fig. 1, 1 inside wall of mainframe box and interior top surface in this embodiment all are equipped with the protection rubber 15 that is used for protecting 1 inside wall of mainframe box to avoid the sand impact, 14 departments of mainframe box 1 still are equipped with and are used for detecting work piece 2 and send into the grating sensor 16 in mainframe box 1, mainframe box 1 is equipped with PLC controller 17 outward, grating sensor 16 and PLC controller 17 electricity are connected, and simultaneously, spray gun 11 and PLC controller 17 electricity are connected, when work piece 2 gets into the inside of mainframe box 1 through grating sensor 16, grating sensor 16 is convenient for transmit the signal for PLC controller 17, opening through signal control spray gun 11 that PLC controller 17 received, do benefit to and reduce the loss that workman's maloperation caused.

Referring to fig. 1, the pipe end thread blasting machine in the present embodiment further includes a sand-dust separating system 8 provided outside the main cabinet 1, a storage system 7 for supplying sand to the blasting guns 11, and a filtering and dust removing system 9 for processing dust generated by blasting. The storage system 7, the sand-dust separation system 8 and the filtering and dedusting system 9 are communicated with each other. Sand and dust piece-rate system 8 communicates with the bottom of mainframe box 1, and dust such as the cinder that sand material and sandblast produced after facilitating the use get into sand and dust piece-rate system 8 from mainframe box 1 bottom and separate. The filtering and dedusting system 9 is communicated with the sand-dust separating system 8, the separated dust enters the filtering and dedusting system 9 for centralized treatment, and the sand enters the material storage system 7 for recycling.

The implementation principle of the above embodiment is as follows: when the adjusting screw 42 is rotated upwards by the screw thread, the moving plate 41 can be pulled, so that the bearing plate 44 is pulled upwards, the bearing plate 44 can drive the supporting shaft 31 to move upwards along the moving groove 13, the effect of extending the height of the supporting shaft 31 is achieved, and the supporting seat 32 in the embodiment can lift the workpiece 2 with a smaller diameter conveniently. On the contrary, when the adjusting screw 42 is rotated downwards, the bearing plate 44 is easy to drive the supporting shaft 31 to move downwards along the moving groove 13, so as to reduce the height of the supporting shaft 31, and facilitate the supporting of the workpiece 2 with a larger diameter on the supporting seat 32 in this embodiment. After the user adjusts the height of the supporting shaft 31 relative to the bottom surface of the main cabinet 1 properly, the pressure plate 4221 rotates the limit nut 422 to abut against the fixing plate 43, so as to limit the position of the adjusting screw 42, and the user can fix the adjusting pressure plate 442 with the side wall of the main cabinet 1 through the bolts, so as to increase the bearing force and stability of the supporting shaft 31.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A support structure, characterized by: set up including supporting component (3) and symmetry formula adjusting part (4) of supporting component (3) both sides, supporting component (3) are including back shaft (31), adjusting part (4) are including movable plate (41), adjusting screw (42) and fixed plate (43), movable plate (41) with the one end of back shaft (31) is connected, adjusting screw (42) perpendicular to back shaft (31) set up, just adjusting screw (42) are close to the one end of movable plate (41) with movable plate (41) rotate and connect, fixed plate (43) are located the top of movable plate (41), just adjusting screw (42) with fixed plate (43) threaded connection.

2. A support structure according to claim 1, wherein: the adjusting screw rod (42) is connected with a limiting nut (422) in a threaded mode, and the limiting nut (422) is abutted to one surface, far away from the moving plate (41), of the fixing plate (43).

3. A support structure according to claim 2, wherein: supporting seat (32) has been cup jointed on back shaft (31), supporting seat (32) are formed by first supporting seat (321) of round platform shape and second supporting seat (322) fixed connection of round platform shape, the tip face of first supporting seat (321) with the tip face fixed connection of second supporting seat (322).

4. A support structure according to claim 3, wherein: the adjusting assembly (4) further comprises a bearing plate (44), the moving plate (41) is fixedly connected with the bearing plate (44), the bearing plate (44) is connected with a bearing (441) in a rotating mode, the supporting shaft (31) is coaxially fixed with the bearing (441), and the supporting shaft (31) is rotatably connected with the moving plate (41) through the bearing plate (44).

5. The utility model provides a pipe end screw thread sand blasting machine with bearing structure, includes mainframe box (1) and spray gun (11) and mounting (12) that are located mainframe box (1), mounting (12) include fixed axle (122) and cup joint shutoff piece (121) on fixed axle (122), its characterized in that: the supporting structure of claim 4, wherein the supporting shaft (31) is horizontally disposed at the opening (14) of the main cabinet (1), the supporting shaft (31) is perpendicular to the fixing shaft (122), two side walls of the main cabinet (1) close to the supporting shaft (31) are respectively provided with a moving groove (13), two ends of the supporting shaft (31) are respectively penetrated into the moving grooves (13), the fixing plate (43) is fixedly connected with the side walls of the main cabinet (1), and the bearing plate (44) is abutted to the outer side wall of the main cabinet (1).

6. The pipe end threading sander with a support structure of claim 5, wherein: an adjusting pressure plate (442) is arranged on the bearing plate (44), and the adjusting pressure plate (442) is fixed with the mainframe box (1) through a bolt.

7. The pipe end threading sander with a support structure of claim 5, wherein: the inside wall and the interior top surface of mainframe box (1) all are equipped with protection rubber (15).

8. The pipe end threading sander with a support structure of claim 5, wherein: the case mouth (14) department of mainframe box (1) is equipped with grating sensor (16), grating sensor (16) electricity is connected with PLC controller (17), PLC controller (17) with spray gun (11) electricity is connected.

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