CN218904695U

CN218904695U - Pipe fitting groove grinding device

Info

Publication number: CN218904695U
Application number: CN202320142127.1U
Authority: CN
Inventors: 赵金奎
Original assignee: Chengdu Xin Jiuda Machinery Equipment Co ltd
Current assignee: Chengdu Xin Jiuda Machinery Equipment Co ltd
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-04-25
Anticipated expiration: 2033-02-07

Abstract

Pipe fitting groove grinding device, when using, locate pipe fitting welding seam department, include: the device comprises a connecting frame, a supporting component and a positioning component. The connecting frame is arc-shaped, two ends of the connecting frame are provided with clamping modules which move along the track of the connecting frame, and a grinding machine is clamped on the connecting frame and used for grinding the groove; the support assembly comprises two support modules which are respectively arranged on the upper side and the lower side of the connecting frame, each support module comprises two symmetrically arranged idler wheels which move along the radius of the connecting frame, and when the support assembly is applied, the idler wheels are respectively abutted to the inner wall and the outer wall of the pipe fitting; the locating component has two, locates the link both sides respectively, including two symmetrical arrangement and the locating plate of opposite direction motion, and the locating plate moves along the link radius for with the groove department cooperation of pipe fitting, the centre gripping module is including the cover locate the movable frame on the link, wears to be equipped with the movable frame of removal on the movable frame, and the movable frame lower extreme is equipped with the pivot, is equipped with the clamp splice in the pivot for centre gripping polisher. The welding line polishing machine can adapt to different welding line positions of the pipe and lighten the labor intensity of workers in the polishing process.

Description

Pipe fitting groove grinding device

Technical Field

The utility model relates to the technical field of pipe production, in particular to a pipe fitting groove polishing device.

Background

In the production process of pipes, particularly large pipes, in order to conveniently weld gaps, grooves are machined at welding seams, and then the grooves are polished smoothly.

Disclosure of Invention

Aiming at the defects of the related prior art, the application provides the pipe fitting groove polishing device which can adapt to different welding seam positions of pipes, lighten the labor intensity of workers in the polishing process and has stronger practicability.

In order to achieve the above object, the present utility model adopts the following technique:

pipe fitting groove grinding device, when using, locate pipe fitting welding seam department, include: the device comprises a connecting frame, a supporting component and a positioning component.

The connecting frame is arc-shaped, two ends of the connecting frame are provided with clamping modules which move along the track of the connecting frame, and the clamping modules are clamped with a grinding machine for grinding the groove; the support assembly comprises two support modules which are respectively arranged on the upper side and the lower side of the connecting frame, each support module comprises two symmetrically arranged idler wheels which move along the radius of the connecting frame, and when the support assembly is applied, the idler wheels are respectively abutted to the inner wall and the outer wall of the pipe fitting; the two positioning assemblies are respectively arranged on two sides of the connecting frame and comprise two positioning plates which are symmetrically arranged and move in opposite directions, and the positioning plates move along the radius of the connecting frame and are used for being matched with the groove of the pipe fitting.

Further, the clamping module comprises a moving frame, the moving frame is sleeved on the connecting frame, two symmetrically arranged sliding grooves are formed in the surface of the connecting frame along the track of the connecting frame, limiting blocks are arranged inside the moving frame and are matched with the sliding grooves, the moving frame moving along the radius of the moving frame is arranged on the moving frame in a penetrating mode, a concave portion is formed in the lower end of the moving frame, a rotating shaft is arranged in the concave portion in a penetrating mode, the two ends of the rotating shaft penetrate out of the moving frame and are provided with fixing plates, a plurality of screws are arranged on the fixing plates in a penetrating mode and used for locking the rotating shaft, and clamping blocks are arranged on the rotating shaft and used for clamping a polishing machine.

Further, a rotating screw rod is arranged on the movable frame, a support is arranged at the upper end of the screw rod in a penetrating mode, the support is arranged on the movable frame, and the upper end of the movable frame is sleeved on the screw rod.

Further, the gyro wheel is rotationally installed in the U-shaped piece, and wherein the U-shaped piece that is located the top is installed on the ejector pin, and the ejector pin upper end wears to locate on the link, still overlaps on the ejector pin and is equipped with first spring, and first spring both ends are respectively support to U-shaped piece and link, and are in compression state all the time, and the ejector pin upper end still is equipped with the baffle for support to the link.

Further, the U-shaped block positioned below is arranged on the sliding rod, the lower end of the sliding rod is arranged on the cross rod in a sliding penetrating mode, the connecting rod is arranged in the center of the cross rod in a penetrating mode, the upper end of the connecting rod is further provided with a baffle ring, the connecting rod is sleeved with a second spring, and two ends of the second spring are connected with the connecting frame and the baffle ring respectively.

Further, the slide bar lower extreme is equipped with the extension board, is equipped with the locating piece on the extension board, and during the application, locating piece one end passes the horizontal pole, and the horizontal pole surface is equipped with the lug, and the lug wears to be equipped with branch, and branch one end is equipped with the fixture block, and the bottom surface of fixture block is the arc, and the locating piece is located the part above the horizontal pole and is equipped with the draw-in groove, and the fixture block cooperates in the draw-in groove, still overlaps on the branch to be equipped with the third spring, and lug and fixture block are received in the butt respectively at third spring both ends.

Further, the link both sides are equipped with the baffle, and the baffle both sides all are equipped with the bracing piece, and the locating plate is the L shape of inversion, and its upper end is equipped with the riser, and the riser side is equipped with the spacing groove along vertical direction, wears to be equipped with the lantern ring in the spacing groove, and the lantern ring cover is located on the bracing piece, still overlaps on the bracing piece and is equipped with the fourth spring, and the lantern ring and the baffle are received in the fourth spring both ends respectively.

The utility model has the beneficial effects that: the plurality of springs are arranged, and the rollers below the positioning blocks can move, so that the positioning blocks are adapted to pipes with different diameters, and the positioning blocks are locked by utilizing the structure of the clamping blocks, so that the loosening of the supporting modules below the positioning blocks is avoided; meanwhile, the positioning assembly is used for positioning the device, the device is prevented from sliding on the pipe, so that the device is suitable for different welding seam positions of the pipe, the clamping module is arranged on the connecting frame to clamp the polishing machine, the device is only required to be pushed in the whole process, and the labor intensity of workers in the polishing process is reduced.

Drawings

The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the utility model.

Fig. 1 is a schematic perspective view of an overall structure of a pipe fitting according to an embodiment of the present application.

Fig. 2 is an elevation view of an embodiment of the present application mounted on a pipe.

Fig. 3 is a schematic diagram of the overall structure of the connecting frame according to the embodiment of the application.

Fig. 4 is a schematic perspective view of a support module located below according to an embodiment of the present application.

Fig. 5 is a schematic perspective view of a positioning assembly according to an embodiment of the present application.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.

As shown in fig. 1 to 5, this example provides a pipe fitting groove polishing device, and when in use, locates pipe fitting welding seam department, includes: a connecting frame 100, a supporting component 200 and a positioning component 300.

The connecting frame 100 is arc-shaped, two ends of the connecting frame are provided with clamping modules moving along the track of the connecting frame, and the clamping modules are clamped with a grinding machine for grinding the groove; the supporting component 200 comprises two supporting modules which are respectively arranged on the upper side and the lower side of the connecting frame 100, each supporting module comprises two symmetrically arranged rollers 201 which move along the radius of the connecting frame 100, and when the supporting component is applied, the rollers 201 respectively abut against the inner wall and the outer wall of the pipe fitting; the two positioning assemblies 300 are respectively arranged at two sides of the connecting frame 100, and comprise two positioning plates 301 which are symmetrically arranged and move in opposite directions, and the positioning plates 301 move along the radius of the connecting frame 100 and are used for being matched with the groove of the pipe fitting.

Specifically, the clamping module comprises a moving frame 102, the moving frame 102 is sleeved on a connecting frame 100, screws are arranged on the outer wall of the moving frame 102 in a penetrating mode, the moving block 102 is locked through the screws, two symmetrically arranged sliding grooves 103 are formed in the surface of the connecting frame 100 along the track of the connecting frame, limiting blocks 104 are arranged in the moving frame 102, the limiting blocks 104 are matched with the sliding grooves 103 and move in the sliding grooves 103, a moving frame 105 moving along the radius of a pipe fitting is arranged on the moving frame 102 in a penetrating mode, a concave portion 106 is formed in the lower end of the moving frame 105, a rotating shaft 107 is arranged in the concave portion 106 in a penetrating mode, two ends of the rotating shaft 107 penetrate out of the moving frame 105 and are provided with fixing plates 108, a plurality of screws are arranged on the fixing plates 108 in a penetrating mode and used for locking the rotating shaft 107, clamping blocks 109 are arranged on the rotating shaft 107 and used for clamping a grinding machine, and the clamping blocks 109 are rotated to enable the grinding machine to be in contact with a groove.

More specifically, in order to adapt to the pipe fittings with different diameters and different groove distances, a rotating screw rod 110 is arranged on the moving frame 102, a bracket 111 is arranged at the upper end of the screw rod 110 in a penetrating manner, the bracket 111 is arranged on the moving frame 102, the upper end of the moving frame 105 is sleeved on the screw rod 110, and the moving frame 105 is moved back and forth by rotating the screw rod 110, so that the distance between the clamping blocks 109 and the grooves is adjusted.

Specifically, the roller 201 is rotatably installed in the U-shaped block 202, wherein the U-shaped block 202 located above is installed on the ejector rod 203, the upper end of the ejector rod 203 is arranged on the connecting frame 100 in a penetrating manner, the ejector rod 203 is further sleeved with a first spring 204, two ends of the first spring 204 are respectively abutted to the U-shaped block 202 and the connecting frame 100 and are always in a compressed state, the roller 201 is tightly contacted with the outer wall of the pipe under the action of the first spring 204, and the roller can smoothly pass through the uneven position of the pipe, and a baffle 205 is further arranged at the upper end of the ejector rod 203 and is used for being abutted to the connecting frame 100.

Specifically, the lower U-shaped block 202 is mounted on the sliding rod 206, the lower end of the sliding rod 206 is slidably inserted into the cross rod 207, the center of the cross rod 207 is provided with the connecting rod 101, the connecting rod 101 is inserted into the connecting frame 100, the upper end of the connecting rod 101 is further provided with the baffle ring 112, the connecting rod 101 is sleeved with the second spring 113, two ends of the second spring 113 are respectively connected with the connecting frame 100 and the baffle ring 112, and when the device is mounted on a pipe, the second spring 113 is in a compressed state, so that the roller 201 below is kept in close contact with the inner wall of the pipe.

Specifically, the lower end of the sliding rod 206 is provided with a support plate 208, the support plate 208 is provided with a positioning block 209, when the sliding rod 207 is used, one end of the positioning block 209 passes through the transverse rod 207, the surface of the transverse rod 207 is provided with a protruding block 210, the protruding block 210 passes through a supporting rod 211, one end of the supporting rod 211 is provided with a clamping block 212, the bottom surface of the clamping block 212 is arc-shaped, a clamping groove 213 is formed in the part, above the transverse rod 207, of the positioning block 209, the clamping block 212 is matched with the clamping groove 213, a third spring 214 is sleeved on the supporting rod 211, two ends of the third spring 214 are respectively abutted to the protruding block 210 and the clamping block 212, the third spring 214 is always in a compressed state, after the positioning block 209 passes through the transverse rod 207, one end of the positioning block 209 is contacted with the arc-shaped surface of the clamping block 212, and then the clamping block 212 is forced to move transversely until the clamping block 212 passes through the area of the clamping groove 213, and the clamping block 212 enters the greatly-shaped clamping groove 213 under the action of the third spring 214, so that the positioning block 209 is locked.

Specifically, the two sides of the connecting frame 100 are provided with the partition plates 114, the two sides of the partition plates 114 are respectively provided with the support rods 115, the positioning plates 301 are in an inverted L shape, the right angles of the positioning plates 301 are matched with the groove of the pipe, the upper ends of the positioning plates are provided with the vertical plates 302, the side surfaces of the vertical plates 302 are provided with the limiting grooves 303 along the vertical direction, the limiting grooves 303 are internally provided with the lantern rings 304 in a penetrating manner, the lantern rings 304 are sleeved on the support rods 115, the support rods 115 are further sleeved with the fourth springs 305, the two ends of each fourth spring 305 are respectively abutted to the lantern rings 304 and the partition plates 114, and are also always in a compressed state, and under the compression elasticity of the fourth springs 305, the two positioning plates 301 have a trend of moving towards the opposite directions, so that the positioning plates 301 can be matched with the groove well.

Specific embodiments are described below:

first, a supporting member (such as a rod) is placed between the cross rod 207 and the connecting frame 100, so that the second spring 113 is compressed, the cross rod 207 and the connecting frame 100 are far away from each other, then the supporting plate 208 is moved upwards, the positioning block 209 passes through the cross rod 207, the clamping block 212 enters the clamping groove 213 under the action of the third spring 214, thereby locking the supporting plate 208, then the device is placed on the pipe, the connecting rod 101 is positioned in the welding seam, the upper roller 201 is contacted with the outer wall of the pipe, the supporting member is removed, the lower roller 201 is abutted against the inner wall of the pipe under the action of the second spring 113, after the lower roller 201 is contacted with the inner wall of the pipe, the second spring 113 is still in a compressed state, at this time, the second spring 113 gives a certain acting force to the connecting frame 100, so that the connecting frame 100 has a tendency to move towards the pipe, because the first spring 204 is also in a compressed state, the first spring 204 applies an outward moving force to the connecting frame 100 until the forces between the first spring 204 and the second spring 113 are balanced, so that the rollers 201 at the upper side and the lower side are in close contact with the pipe, then the two vertical plates 302 are moved towards each other, the fourth spring 305 is compressed until the vertical plates 302 are positioned in the welding seam area, then the vertical plates 302 are moved towards the pipe, the lower end of the positioning plate 301 is positioned in the welding seam, the upper end of the positioning plate 301 is positioned outside the pipe, the vertical plates 302 are released, under the action of the fourth spring 305, the positioning plate 301 is limited with the welding seam groove of the pipe, the device is prevented from moving randomly on the pipe, then the position of the moving frame 102 is adjusted, the grinding machine is clamped on the clamping block 109, the moving frame 105 is moved up and down by rotating the screw 110, so that the position of the grinding machine is further adjusted to adapt to different diameters, and (5) polishing the grooves of the pipes with different weld widths.

The above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model, and it is obvious that those skilled in the art can make various modifications and variations to the present utility model without departing from the spirit and scope of the present utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. Pipe fitting groove grinding device, when using, locate pipe fitting welding seam department, its characterized in that includes:

the connecting frame (100) is arc-shaped, two ends of the connecting frame (100) are provided with clamping modules which move along the track of the connecting frame, and the clamping modules are clamped with a grinding machine for grinding the groove;

the support assembly (200) comprises two support modules which are respectively arranged on the upper side and the lower side of the connecting frame (100), wherein each support module comprises two rollers (201) which are symmetrically arranged and move along the radius of the connecting frame (100), and when the support assembly is applied, the rollers (201) are respectively abutted to the inner wall and the outer wall of a pipe fitting;

the two positioning assemblies (300) are respectively arranged on two sides of the connecting frame (100), and comprise two positioning plates (301) which are symmetrically arranged and move in opposite directions, and the positioning plates (301) move along the radius of the connecting frame (100) and are used for being matched with the groove of the pipe fitting.

2. The pipe fitting groove polishing device according to claim 1, wherein the clamping module comprises a movable frame (102), the movable frame (102) is sleeved on the connecting frame (100), two symmetrically arranged sliding grooves (103) are formed in the surface of the connecting frame (100) along the track of the connecting frame, limiting blocks (104) are arranged in the movable frame (102), the limiting blocks (104) are matched with the sliding grooves (103), movable frames (105) moving along the radius of a pipe fitting are arranged on the movable frame (102) in a penetrating mode, concave portions (106) are formed in the lower ends of the movable frames (105), rotary shafts (107) are arranged in the concave portions (106) in a penetrating mode, two ends of the rotary shafts (107) penetrate out of the movable frames (105), fixing plates (108) are arranged in a penetrating mode, a plurality of screws are used for locking the rotary shafts (107), and clamping blocks (109) are arranged on the rotary shafts (107) for clamping polishing machines.

3. The pipe fitting groove polishing device according to claim 2, wherein a rotating screw rod (110) is arranged on the movable frame (102), a support (111) is arranged at the upper end of the screw rod (110) in a penetrating mode, the support (111) is arranged on the movable frame (102), and the upper end of the movable frame (105) is sleeved on the screw rod (110).

4. The pipe fitting groove polishing device according to claim 1, wherein the roller (201) is rotatably installed in a U-shaped block (202), the U-shaped block (202) located above is installed on a push rod (203), the upper end of the push rod (203) is arranged on the connecting frame (100) in a penetrating mode, a first spring (204) is further sleeved on the push rod (203), two ends of the first spring (204) are respectively abutted to the U-shaped block (202) and the connecting frame (100), and are always in a compressed state, and a baffle (205) is further arranged at the upper end of the push rod (203) and is used for being abutted to the connecting frame (100).

5. The pipe fitting groove polishing device according to claim 4, wherein the U-shaped block (202) located below is mounted on a sliding rod (206), the lower end of the sliding rod (206) is slidably arranged on a cross rod (207) in a penetrating mode, a connecting rod (101) is arranged in the center of the cross rod (207), the connecting rod (101) is arranged on the connecting frame (100) in a penetrating mode, a baffle ring (112) is further arranged at the upper end of the connecting rod (101), a second spring (113) is sleeved on the connecting rod (101), and two ends of the second spring (113) are connected with the connecting frame (100) and the baffle ring (112) respectively.

6. The pipe fitting groove polishing device according to claim 5, wherein a support plate (208) is arranged at the lower end of the sliding rod (206), a positioning block (209) is arranged on the support plate (208), when the pipe fitting groove polishing device is used, one end of the positioning block (209) penetrates through the cross rod (207), a protruding block (210) is arranged on the surface of the cross rod (207), a supporting rod (211) is arranged on the protruding block (210) in a penetrating mode, a clamping block (212) is arranged at one end of the supporting rod (211), the bottom surface of the clamping block (212) is arc-shaped, a clamping groove (213) is formed in the portion, above the cross rod (207), of the positioning block (209) and is matched with the clamping groove (213), a third spring (214) is sleeved on the supporting rod (211), and two ends of the third spring (214) are respectively abutted to the protruding block (210) and the clamping block (212).

7. The pipe fitting groove polishing device according to claim 1, wherein partition plates (114) are arranged on two sides of the connecting frame (100), supporting rods (115) are arranged on two sides of each partition plate (114), each positioning plate (301) is in an inverted L shape, a vertical plate (302) is arranged at the upper end of each positioning plate, a limiting groove (303) is formed in the side face of each vertical plate (302) in the vertical direction, a lantern ring (304) is arranged in each limiting groove (303) in a penetrating mode, the lantern rings (304) are sleeved on the supporting rods (115), fourth springs (305) are sleeved on the supporting rods (115), and two ends of each fourth spring (305) are respectively abutted to the corresponding lantern ring (304) and each partition plate (114).