CN114227424A - Grinding device for metal structural part - Google Patents
Grinding device for metal structural part Download PDFInfo
- Publication number
- CN114227424A CN114227424A CN202111411369.8A CN202111411369A CN114227424A CN 114227424 A CN114227424 A CN 114227424A CN 202111411369 A CN202111411369 A CN 202111411369A CN 114227424 A CN114227424 A CN 114227424A
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- China
- Prior art keywords
- polishing
- limiting
- steel pipe
- lifting
- grinding
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/007—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor for end faces of tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/06—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for elongated workpieces having uniform cross-section in one main direction
- B24B29/08—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for elongated workpieces having uniform cross-section in one main direction the cross-section being circular, e.g. tubes, wires, needles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
Abstract
The invention provides a grinding device for a metal structural part. The grinding device for the metal structural part comprises: the device comprises a sliding plate, a fixed column, a bottom polishing device, a top polishing device, a limiting device and a lifting device; the top polishing device is arranged on the fixed column; the limiting device and the bottom polishing device lifting device are sequentially arranged on the sliding plate in a sliding manner; the top grinding device comprises: the polishing machine comprises a polishing motor and a polishing head fixed on a polishing motor rotor. The polishing of the lower side wall of the steel pipe and the chamfering of the inner wall of the bottom are completed through the bottom polishing device, and meanwhile, the top of the steel pipe is chamfered and the upper side wall of the steel pipe is polished by changing the state of the polishing head, so that the steps and required equipment for polishing the steel pipe are reduced, and the polishing efficiency of the steel pipe is improved.
Description
Technical Field
The invention relates to the field of treatment of steel structures, in particular to a grinding device for a metal structural part.
Background
As one of the common parts of the equipment, the steel pipe is used in some cases, the side wall of the steel pipe needs to be polished and the bottom and the top need to be chamfered.
In the prior art, when a steel pipe of this type is processed, a plurality of grinding devices are required to grind the steel pipe step by step, for example: the inner chamfering grinding equipment is adopted to perform inner chamfering on the inner wall of the bottom of the steel pipe, the outer chamfering equipment is adopted to perform outer chamfering on the top of the steel pipe, and the polishing equipment is adopted to polish the upper part and the lower part of the steel pipe respectively, so that at least 3 kinds of equipment are required to perform step-by-step processing, and the processing efficiency of the steel pipe is greatly reduced.
The above problems are currently in need of solution.
Disclosure of Invention
The invention aims to provide a grinding device for a metal structural part.
In order to solve the above technical problem, the present invention provides a grinding apparatus for a metal structural member, comprising:
the device comprises a sliding plate, a fixed column, a bottom polishing device, a top polishing device, a limiting device and a lifting device;
the top polishing device is arranged on the fixed column;
the limiting device and the bottom polishing device lifting device are sequentially arranged on the sliding plate in a sliding manner;
the top grinding device comprises: the polishing motor is fixed on the polishing head of the polishing motor rotor;
the bottom grinding device is suitable for chamfering the bottom of the inserted steel pipe and polishing the side wall of the lower part of the inserted steel pipe, and the bottom grinding device is suitable for enabling the steel pipe to be concentric with the grinding head in the sliding process;
the bottom of the bottom grinding device is provided with a lifting cylinder and is suitable for inserting the steel pipe into the grinding head under the driving of the lifting cylinder;
the limiting device is suitable for limiting the polishing head, the polishing head enters a first state, and chamfering of the top of the steel pipe is completed under the driving of the polishing motor;
the lifting device is suitable for lifting the polishing head after the limiting device releases the limiting, the polishing head enters a second state, and the polishing of the side wall of the upper portion of the steel pipe is completed under the driving of the polishing motor.
Further, the polishing head includes:
the grinding device comprises an outer sleeve, an inner sleeve, a limiting ring, a movable clamping ring and a plurality of grinding fins;
one end of the outer sleeve is fixed on a rotor of the polishing motor, and the other end of the outer sleeve is sleeved with the inner sleeve, the limiting ring, the movable clamping ring and the plurality of polishing fins;
a first limiting table radially extends out of the inner wall of the upper part of the inner sleeve;
the plurality of polishing fins are arranged on the first limiting table in a surrounding mode and are suitable for being clamped between the limiting ring and the first limiting table of the inner sleeve through the limiting ring;
a second limiting table radially extends out of the inner wall of the lower part of the sleeve;
the distance from the second limiting table to the axis is smaller than the distance from the first limiting table to the axis;
the movable clamping ring is inserted into the inner sleeve from one end, far away from the limiting ring, of the inner sleeve and is clamped on the second limiting table, and the movable clamping ring is suitable for moving up and down in the inner sleeve;
the movable clamping ring is abutted against the polishing fin and is suitable for changing the distance between the polishing fin and the axis of the inner sleeve when the movable clamping ring moves up and down.
Furthermore, one end of the movable snap ring, which is far away from the inner sleeve, extends outwards along the radial direction to form a supporting ring;
the butting ring is away from the bottom surface of the inner sleeve by a preset distance;
the polishing head enters a first state, namely, the limiting device is clamped between the abutting ring and the bottom surface of the inner sleeve, and the steel pipe abuts against the polishing fin to chamfer the top of the polishing fin;
the polishing head enters a second state, the limiting device is far away from the supporting ring, the lifting device is clamped into the bottom of the supporting ring, the lifting device is suitable for upwards moving the movable clamping ring along the inner sleeve through the supporting ring, the distance between the polishing fin and the axis is increased, at the moment, the lifting cylinder arranged at the bottom of the bottom polishing device drives the bottom film polishing device to lift the steel pipe, and the polishing fin finishes polishing the side wall of the upper portion of the steel pipe in the process of lifting the steel pipe.
Further, the bottom grinding device further comprises: the device comprises a sliding base, a lifting cylinder and a polishing pipe;
the lifting cylinder is fixedly arranged on the sliding base;
the sliding base is connected to the sliding plate in a sliding manner;
the polishing pipe is fixedly arranged on a lifting rod of the lifting cylinder;
a boss is arranged at the bottom of the polishing pipe;
the pipe of polishing is suitable for when the steel pipe inserts, polishes the outer wall of steel pipe lower part through the lateral wall of the pipe of polishing, simultaneously, through the boss of the pipe of polishing, carries out the chamfer to the inner wall of the bottom of steel pipe.
Further, the top grinding device also comprises a sliding bottom plate;
the polishing motor is fixedly arranged on the sliding bottom plate, and the sliding bottom plate is connected to the fixing column in a sliding mode.
Further, stop device includes: the first sliding block, the side plate and the first C-shaped limiting piece are arranged on the side plate;
the first sliding block is connected to the sliding plate in a sliding mode;
the side plate is fixedly arranged on the sliding block;
the first C-shaped limiting part is fixedly arranged at one end, facing the polishing head, of the side plate and is suitable for being clamped into the polishing head when the first C-shaped limiting part slides.
Furthermore, the limiting device also comprises a lifting motor;
the lifting motor is fixedly arranged on the first sliding block;
a worm wheel is sleeved on a rotor of the lifting motor;
a worm meshed with the worm wheel is vertically arranged on the first sliding block;
the side plate is in threaded connection with the worm and is suitable for ascending or descending under the driving of the lifting motor.
Further, the lifting device comprises a second sliding block, a second C-shaped limiting piece, a jacking block and a lifting cylinder;
the second sliding block is connected to the sliding plate in a sliding mode, and the lifting cylinder is fixedly arranged on the second sliding block;
the jacking block is fixedly arranged on a lifting rod of the lifting cylinder;
the second C-shaped limiting part is arranged at one end, facing the polishing head, of the jacking block.
Furthermore, the lifting device also comprises a rotating wheel disc, a rotating lead screw and a moving block sleeved on the rotating lead screw;
the jacking block is provided with an inner cavity which is suitable for the rotating screw rod to pass through;
the rotating wheel disc is fixedly arranged at one end of the screw rod penetrating through the jacking block;
the second C-shaped limiting part is fixedly arranged on the moving block.
The invention also provides a working method of the metal structural part grinding device, which comprises the metal structural part grinding device, and the method comprises the following steps:
placing the steel pipe into a bottom polishing device to chamfer the side wall and the bottom of the lower part of the steel pipe;
after sliding the bottom grinding device below the top grinding device, lifting the bottom grinding device to insert the top of the steel pipe into the top grinding device;
limiting a polishing head of the top polishing device through a limiting device to enable the polishing head to enter a first state, and finishing chamfering the top of the steel pipe;
after the limiting device relieves the limiting, the polishing head is lifted through the lifting device, so that the polishing head enters a second state, and the polishing of the side wall of the upper part of the steel pipe is completed.
The invention has the beneficial effects that the invention provides a metal structural part grinding device, which comprises: the device comprises a sliding plate, a fixed column, a bottom polishing device, a top polishing device, a limiting device and a lifting device; the top polishing device is arranged on the fixed column; the limiting device and the bottom polishing device lifting device are sequentially arranged on the sliding plate in a sliding manner; the top grinding device comprises: the polishing motor is fixed on the polishing head of the polishing motor rotor; the bottom grinding device is suitable for chamfering the bottom of the inserted steel pipe and polishing the side wall of the lower part of the inserted steel pipe, and the bottom grinding device is suitable for enabling the steel pipe to be concentric with the grinding head in the sliding process; the bottom of the bottom grinding device is provided with a lifting cylinder and is suitable for inserting the steel pipe into the grinding head under the driving of the lifting cylinder; the limiting device is suitable for limiting the polishing head, the polishing head enters a first state, and chamfering of the top of the steel pipe is completed under the driving of the polishing motor; the lifting device is suitable for lifting the polishing head after the limiting device releases the limiting, the polishing head enters a second state, and the polishing of the side wall of the upper portion of the steel pipe is completed under the driving of the polishing motor. The polishing of the lower side wall of the steel pipe and the chamfering of the inner wall of the bottom are completed through the bottom polishing device, and meanwhile, the top of the steel pipe is chamfered and the upper side wall of the steel pipe is polished by changing the state of the polishing head, so that the steps and required equipment for polishing the steel pipe are reduced, and the polishing efficiency of the steel pipe is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a grinding device for a metal structural member provided by the invention.
Fig. 2 is a cross-sectional view of a sanding head provided by the present invention.
Fig. 3 is a cross-sectional view of the sanding head provided by the present invention with the outer sleeve removed.
Figure 4 is a cross-sectional view of a bottom grinding device provided by the present invention.
Figure 5 is a cross-sectional view of a lifting device provided by the present invention.
In the figure: 110. a slide plate; 120. fixing a column; 130. a bottom polishing device; 131. a sliding base; 132. a lifting cylinder; 133. polishing the pipe; 1331. a boss; 140. a top polishing device; 141. polishing the motor; 142. polishing head; 1421. an outer sleeve; 1422. an inner sleeve; 1422a, a first stop; 1422b, a second limiting table; 1423. a limiting ring; 1424. a movable snap ring; 1424a, a retaining ring; 1425. polishing the fins; 143. a sliding bottom plate; 150. a limiting device; 151. a first slider; 152. a side plate; 153. a first C-shaped limiting member; 154. a lifting motor; 160. a lifting device; 161. a second slider; 162. a second C-shaped limiting piece; 163. jacking blocks; 164. a lifting cylinder; 165. rotating the wheel disc; 166. rotating the screw rod; 167. moving the mass.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example 1
Referring to fig. 1 to 5, embodiment 1 provides a grinding device for a metal structural member, including: the device comprises a sliding plate 110, a fixed column 120, a bottom grinding device 130, a top grinding device 140, a limiting device 150 and a lifting device 160; the top grinding device 140 is disposed on the fixing column 120; the limiting device 150 and the bottom polishing device 130 lifting device 160 are sequentially arranged on the sliding plate 110 in a sliding manner.
In this embodiment, the top grinding device 140 includes: a grinding motor 141, a grinding head 142 fixed on the rotor of the grinding motor 141; the bottom grinding device 130 is adapted to chamfer the bottom of the inserted steel pipe and polish the lower sidewall, and the bottom grinding device 130 is adapted to make the steel pipe concentric with the grinding head 142 during sliding; the bottom grinding device 130 is provided with a lifting cylinder 132 at the bottom and is suitable for inserting the steel pipe into the grinding head 142 under the driving of the lifting cylinder 132; the limiting device 150 is suitable for limiting the polishing head 142, the polishing head 142 enters a first state, and chamfering of the top of the steel pipe is completed under the driving of the polishing motor 141; the lifting device 160 is adapted to lift the polishing head 142 after the limiting device 150 releases the limiting, and the polishing head 142 enters the second state, and finishes polishing the upper side wall of the steel pipe under the driving of the polishing motor 141. The polishing of the lower side wall of the steel pipe and the chamfering of the inner wall of the bottom are completed through the bottom grinding device 130, and meanwhile, the chamfering is performed on the top of the steel pipe and the polishing is performed on the upper side wall of the steel pipe by changing the state of the grinding head 142, so that the steps and required equipment for grinding the steel pipe are reduced, and the grinding efficiency of the steel pipe is improved.
In this embodiment, the sanding head 142 includes: an outer sleeve 1421, an inner sleeve 1422, a stop ring 1423, a movable snap ring 1424, and a plurality of grinding fins 1425; one end of the outer sleeve 1421 is fixed on a rotor of the polishing motor 141, and the other end of the outer sleeve 1421 is sleeved with an inner sleeve 1422, a limiting ring 1423, a movable clamping ring 1424 and a plurality of polishing fins 1425; a first limit stop 1422a radially extends from the inner wall of the upper part of the inner sleeve 1422; the polishing fins 1425 are circumferentially disposed on the first stop 1422a, and are adapted to be clamped between the stop 1423 and the first stop 1422a of the inner sleeve 1422 by means of a stop ring 1423; a second limit stop 1422b extends radially from the inner wall of the lower part of the sleeve; the distance from the second limiting table 1422b to the axis is less than the distance from the first limiting table 1422a to the axis; the movable snap ring 1424 is inserted into the inner sleeve 1422 from one end of the inner sleeve 1422 away from the stop ring 1423, and is clamped on the second stop 1422b, and the movable snap ring 1424 is adapted to move up and down in the inner sleeve 1422; the movable snap ring 1424 abuts against the polishing fin 1425, and is adapted to change the distance between the polishing fin 1425 and the axis of the inner sleeve 1422 when the movable snap ring 1424 moves up and down.
Specifically, an end of the movable retaining ring 1424 away from the inner sleeve 1422 extends radially outward to form a retaining ring 1424 a; the abutting ring 1424a is away from the bottom surface of the inner sleeve 1422 by a preset distance; the polishing head 142 enters the first state, that is, the limiting device 150 is clamped between the abutting ring 1424a and the bottom surface of the inner sleeve 1422, and at this time, the steel pipe abuts against the polishing fin 1425 to chamfer the top; the polishing head 142 enters the second state, that is, the limiting device 150 is far away from the abutting ring 1424a, the lifting device 160 is clamped into the bottom of the abutting ring 1424a, and the lifting device 160 is suitable for moving the movable clamping ring 1424 upwards along the inner sleeve 1422 through the abutting ring 1424a to increase the distance from the polishing fin 1425 to the axis, at this time, the lifting cylinder 132 arranged at the bottom of the bottom polishing device 130 drives the bottom film polishing device to lift the steel pipe, and the polishing fin 1425 finishes polishing the side wall of the upper part of the steel pipe in the process of lifting the steel pipe. When the polishing machine is used, the abutting ring 1424a of the movable clamping ring 1424 is lifted by the lifting device 160, so that the movable clamping ring 1424 presses the polishing fin 1425, the distance from the polishing fin 1425 to the axis is equal to the radius of the steel pipe, and the polishing of the upper side wall of the steel pipe can be finished when the polishing motor 141 drives the polishing fin 1425 to rotate; or, will move the snap ring 1424 card dead through stop device 150, polish fin 1425 this moment apart from the distance of axle center be less than the radius of steel pipe, the top of steel pipe just supports and holds on the slope of polishing fin 1425 this moment, and at this moment, when polishing motor 141 drives and polishes fin 1425 and rotates, can accomplish the chamfer to the top of steel pipe.
In this embodiment, the bottom grinding device 130 further includes: a sliding base 131, a lifting cylinder 132 and a grinding pipe 133; the lifting cylinder 132 is fixedly arranged on the sliding base 131; the sliding base 131 is slidably connected to the sliding plate 110; the polishing pipe 133 is fixedly arranged on the lifting rod of the lifting cylinder 132; a boss 1331 is arranged at the bottom of the grinding pipe 133; the grinding pipe 133 is adapted to polish the outer wall of the lower portion of the steel pipe by grinding the side wall of the pipe 133 when the steel pipe is inserted, and to chamfer the inner wall of the bottom of the steel pipe by grinding the boss 1331 of the pipe 133. The boss 1331 is arranged at the bottom of the grinding pipe 133, the boss 1331 is inclined with the bottom of the steel pipe, the steel pipe is driven to rotate by an external rotating motor, and the outer wall of the lower part of the steel pipe can be polished and the inner wall of the bottom of the steel pipe can be chamfered.
In this embodiment, the top grinding device 140 further includes a sliding bottom plate 143; the grinding motor 141 is fixedly arranged on the sliding base plate 143, and the sliding base plate 143 is slidably connected to the fixing column 120. The height of the grinding motor 141 is adjusted through the sliding bottom plate 143, so that the grinding requirements of steel pipes with different heights can be met.
In this embodiment, the position limiting device 150 includes: a first slider 151, a side plate 152, and a first C-shaped stopper 153; the first sliding block 151 is slidably connected to the sliding plate 110; the side plate 152 is fixedly arranged on the sliding block; the first C-shaped limiting member 153 is fixedly disposed at one end of the side plate 152 facing the polishing head 142, and is adapted to be clamped into the polishing head 142 when the first C-shaped limiting member 153 slides. When the polishing device is used, the bottom polishing device 130, the top polishing device 140 and the limiting device 150 are manually slid, so that polishing of each part can be completed.
In this embodiment, the limiting device 150 further includes a lifting motor 154; the lifting motor 154 is fixedly arranged on the first sliding block 151; a worm gear is sleeved on a rotor of the lifting motor 154; a worm meshed with a worm wheel is vertically arranged on the first sliding block 151; the side plate 152 is screw-coupled to the worm gear and adapted to be raised or lowered by a lift motor 154. The clamping requirements of the polishing head 142 when the top polishing device 140 is at different heights are met by adjusting the height of the first C-shaped limiting part 153, so that polishing of steel pipes with different lengths can be met.
In this embodiment, the lifting device 160 includes a second slider 161, a second C-shaped limiting member 162, a lifting block 163, and a lifting cylinder 164; the second sliding block 161 is slidably connected to the sliding plate 110, and the lifting cylinder 164 is fixedly arranged on the second sliding block 161; the jacking block 163 is fixedly arranged on a lifting rod of the lifting cylinder 164; the second C-shaped limiting member 162 is disposed at an end of the jacking block 163 facing the polishing head 142. When the polishing head is used, the second C-shaped limiting part 162 of the lifting device 160 is manually clamped into the bottom of the abutting ring 1424a of the polishing head 142, and the lifting cylinder 164 pushes the lifting block 163 to lift, so that the second C-shaped limiting part 162 is driven to lift, the abutting ring 1424a of the polishing head 142 is pushed to lift, the movable snap ring 1424 rises in the inner sleeve 1422, and the distance between the polishing fin 1425 and the axis of the inner sleeve 1422 is increased.
In this embodiment, the lifting device 160 further includes a rotating wheel disc 165, a rotating lead screw 166, and a moving block 167 sleeved on the rotating lead screw 166; the jacking block 163 is provided with an inner cavity through which the rotating screw rod 166 passes; the rotary wheel disc 165 is fixedly arranged at one end of the screw rod penetrating through the jacking block 163; the second C-shaped limiting member 162 is fixedly disposed on the moving block 167. The rotating wheel disc 165 drives the rotating screw rod 166 to rotate, and the moving block 167 sleeved on the rotating screw rod 166 moves along the rotating screw rod 166, so that the extending distance of the second C-shaped limiting part 162 can be finely adjusted.
The invention also provides a working method of the metal structural part grinding device, which comprises the metal structural part grinding device, and the method comprises the following steps: placing the steel pipe into a bottom polishing device 130 to chamfer the side wall and the bottom of the lower part of the steel pipe; after sliding the bottom grinding device 130 under the top grinding device 140, lifting the bottom grinding device 130 to insert the top of the steel pipe into the top grinding device 140; the polishing head 142 of the top polishing device 140 is limited by the limiting device 150, so that the polishing head 142 enters a first state to complete chamfering of the top of the steel pipe; after the limiting device 150 releases the limiting, the polishing head 142 is lifted by the lifting device 160, so that the polishing head 142 enters the second state, and the polishing of the side wall of the upper part of the steel pipe is completed. The polishing of the lower side wall of the steel pipe and the chamfering of the inner wall of the bottom are completed through the bottom grinding device 130, and meanwhile, the chamfering is performed on the top of the steel pipe and the polishing is performed on the upper side wall of the steel pipe by changing the state of the grinding head 142, so that the steps and required equipment for grinding the steel pipe are reduced, and the grinding efficiency of the steel pipe is improved.
In summary, the present invention provides a grinding device for metal structural members, comprising: the device comprises a sliding plate, a fixed column, a bottom polishing device, a top polishing device, a limiting device and a lifting device; the top polishing device is arranged on the fixed column; the limiting device and the bottom polishing device lifting device are sequentially arranged on the sliding plate in a sliding manner; the top grinding device comprises: the polishing motor is fixed on the polishing head of the polishing motor rotor; the bottom grinding device is suitable for chamfering the bottom of the inserted steel pipe and polishing the side wall of the lower part of the inserted steel pipe, and the bottom grinding device is suitable for enabling the steel pipe to be concentric with the grinding head in the sliding process; the bottom of the bottom grinding device is provided with a lifting cylinder and is suitable for inserting the steel pipe into the grinding head under the driving of the lifting cylinder; the limiting device is suitable for limiting the polishing head, the polishing head enters a first state, and chamfering of the top of the steel pipe is completed under the driving of the polishing motor; the lifting device is suitable for lifting the polishing head after the limiting device releases the limiting, the polishing head enters a second state, and the polishing of the side wall of the upper portion of the steel pipe is completed under the driving of the polishing motor. The polishing of the lower side wall of the steel pipe and the chamfering of the inner wall of the bottom are completed through the bottom polishing device, and meanwhile, the top of the steel pipe is chamfered and the upper side wall of the steel pipe is polished by changing the state of the polishing head, so that the steps and required equipment for polishing the steel pipe are reduced, and the polishing efficiency of the steel pipe is improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A grinding device for a metal structural member, comprising:
the device comprises a sliding plate, a fixed column, a bottom polishing device, a top polishing device, a limiting device and a lifting device;
the top polishing device is arranged on the fixed column;
the limiting device and the bottom polishing device lifting device are sequentially arranged on the sliding plate in a sliding manner;
the top grinding device comprises: the polishing motor is fixed on the polishing head of the polishing motor rotor;
the bottom grinding device is suitable for chamfering the bottom of the inserted steel pipe and polishing the side wall of the lower part of the inserted steel pipe, and the bottom grinding device is suitable for enabling the steel pipe to be concentric with the grinding head in the sliding process;
the bottom of the bottom grinding device is provided with a lifting cylinder and is suitable for inserting the steel pipe into the grinding head under the driving of the lifting cylinder;
the limiting device is suitable for limiting the polishing head, the polishing head enters a first state, and chamfering of the top of the steel pipe is completed under the driving of the polishing motor;
the lifting device is suitable for lifting the polishing head after the limiting device releases the limiting, the polishing head enters a second state, and the polishing of the side wall of the upper portion of the steel pipe is completed under the driving of the polishing motor.
2. A metallic structural member grinding device as defined in claim 1, wherein said grinding head comprises:
the grinding device comprises an outer sleeve, an inner sleeve, a limiting ring, a movable clamping ring and a plurality of grinding fins;
one end of the outer sleeve is fixed on a rotor of the polishing motor, and the other end of the outer sleeve is sleeved with the inner sleeve, the limiting ring, the movable clamping ring and the plurality of polishing fins;
a first limiting table radially extends out of the inner wall of the upper part of the inner sleeve;
the plurality of polishing fins are arranged on the first limiting table in a surrounding mode and are suitable for being clamped between the limiting ring and the first limiting table of the inner sleeve through the limiting ring;
a second limiting table radially extends out of the inner wall of the lower part of the sleeve;
the distance from the second limiting table to the axis is smaller than the distance from the first limiting table to the axis;
the movable clamping ring is inserted into the inner sleeve from one end, far away from the limiting ring, of the inner sleeve and is clamped on the second limiting table, and the movable clamping ring is suitable for moving up and down in the inner sleeve;
the movable clamping ring is abutted against the polishing fin and is suitable for changing the distance between the polishing fin and the axis of the inner sleeve when the movable clamping ring moves up and down.
3. The grinding device for metal structural parts according to claim 2, wherein one end of the movable snap ring, which is far away from the inner sleeve, extends outwards in a radial direction to form a butting ring;
the butting ring is away from the bottom surface of the inner sleeve by a preset distance;
the polishing head enters a first state, namely, the limiting device is clamped between the abutting ring and the bottom surface of the inner sleeve, and the steel pipe abuts against the polishing fin to chamfer the top of the polishing fin;
the polishing head enters a second state, the limiting device is far away from the supporting ring, the lifting device is clamped into the bottom of the supporting ring, the lifting device is suitable for upwards moving the movable clamping ring along the inner sleeve through the supporting ring, the distance between the polishing fin and the axis is increased, at the moment, the lifting cylinder arranged at the bottom of the bottom polishing device drives the bottom film polishing device to lift the steel pipe, and the polishing fin finishes polishing the side wall of the upper portion of the steel pipe in the process of lifting the steel pipe.
4. The metallic structure grinding device of claim 1 wherein the bottom grinding device further comprises: the device comprises a sliding base, a lifting cylinder and a polishing pipe;
the lifting cylinder is fixedly arranged on the sliding base;
the sliding base is connected to the sliding plate in a sliding manner;
the polishing pipe is fixedly arranged on a lifting rod of the lifting cylinder;
a boss is arranged at the bottom of the polishing pipe;
the pipe of polishing is suitable for when the steel pipe inserts, polishes the outer wall of steel pipe lower part through the lateral wall of the pipe of polishing, simultaneously, through the boss of the pipe of polishing, carries out the chamfer to the inner wall of the bottom of steel pipe.
5. The metallic structure grinding device of claim 1 wherein the top grinding device further comprises a skid plate;
the polishing motor is fixedly arranged on the sliding bottom plate, and the sliding bottom plate is connected to the fixing column in a sliding mode.
6. A grinding apparatus for a metallic structural member as defined in claim 1, wherein said limiting means comprises: the first sliding block, the side plate and the first C-shaped limiting piece are arranged on the side plate;
the first sliding block is connected to the sliding plate in a sliding mode;
the side plate is fixedly arranged on the sliding block;
the first C-shaped limiting part is fixedly arranged at one end, facing the polishing head, of the side plate and is suitable for being clamped into the polishing head when the first C-shaped limiting part slides.
7. The grinding device for metallic structural members according to claim 6,
the limiting device further comprises a lifting motor;
the lifting motor is fixedly arranged on the first sliding block;
a worm wheel is sleeved on a rotor of the lifting motor;
a worm meshed with the worm wheel is vertically arranged on the first sliding block;
the side plate is in threaded connection with the worm and is suitable for ascending or descending under the driving of the lifting motor.
8. The grinding device for metallic structural members according to claim 1,
the lifting device comprises a second sliding block, a second C-shaped limiting piece, a jacking block and a lifting cylinder;
the second sliding block is connected to the sliding plate in a sliding mode, and the lifting cylinder is fixedly arranged on the second sliding block;
the jacking block is fixedly arranged on a lifting rod of the lifting cylinder;
the second C-shaped limiting part is arranged at one end, facing the polishing head, of the jacking block.
9. The grinding device for metal structural parts according to claim 8, wherein the lifting device further comprises a rotating wheel disc, a rotating lead screw and a moving block sleeved on the rotating lead screw;
the jacking block is provided with an inner cavity which is suitable for the rotating screw rod to pass through;
the rotating wheel disc is fixedly arranged at one end of the screw rod penetrating through the jacking block;
the second C-shaped limiting part is fixedly arranged on the moving block.
10. A method of operating a grinding apparatus for a metallic structural member, comprising the grinding apparatus for a metallic structural member according to any one of claims 1 to 9, the method comprising:
placing the steel pipe into a bottom polishing device to chamfer the side wall and the bottom of the lower part of the steel pipe;
after sliding the bottom grinding device below the top grinding device, lifting the bottom grinding device to insert the top of the steel pipe into the top grinding device;
limiting a polishing head of the top polishing device through a limiting device to enable the polishing head to enter a first state, and finishing chamfering the top of the steel pipe;
after the limiting device relieves the limiting, the polishing head is lifted through the lifting device, so that the polishing head enters a second state, and the polishing of the side wall of the upper part of the steel pipe is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411369.8A CN114227424B (en) | 2021-11-25 | 2021-11-25 | Grinding device for metal structural part |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411369.8A CN114227424B (en) | 2021-11-25 | 2021-11-25 | Grinding device for metal structural part |
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| CN114227424A true CN114227424A (en) | 2022-03-25 |
| CN114227424B CN114227424B (en) | 2022-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB151081A (en) * | 1919-06-13 | 1920-09-13 | James Course | New or improved machine for grinding the edges of lenses and the like |
| CN201960410U (en) * | 2011-01-25 | 2011-09-07 | 郑州越达自动化焊接设备有限公司 | Automatic steel tube polishing machine |
| CN108857682A (en) * | 2018-07-09 | 2018-11-23 | 佛山瑞普达光电科技有限公司 | Self-turning mechanism is used in a kind of polishing of bottom mounting type hardware extension bar |
| CN209698677U (en) * | 2019-04-26 | 2019-11-29 | 烟台安姆斯实业有限公司 | A kind of foot-operated seamless steel pipe chamfering grinding device |
| CN111438624A (en) * | 2020-04-10 | 2020-07-24 | 佛山科学技术学院 | Polishing machine with double-side polishing function |
| EP3744448A1 (en) * | 2019-05-27 | 2020-12-02 | ProPress GmbH | Calibrating and chamfering tool |
-
2021
- 2021-11-25 CN CN202111411369.8A patent/CN114227424B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB151081A (en) * | 1919-06-13 | 1920-09-13 | James Course | New or improved machine for grinding the edges of lenses and the like |
| CN201960410U (en) * | 2011-01-25 | 2011-09-07 | 郑州越达自动化焊接设备有限公司 | Automatic steel tube polishing machine |
| CN108857682A (en) * | 2018-07-09 | 2018-11-23 | 佛山瑞普达光电科技有限公司 | Self-turning mechanism is used in a kind of polishing of bottom mounting type hardware extension bar |
| CN209698677U (en) * | 2019-04-26 | 2019-11-29 | 烟台安姆斯实业有限公司 | A kind of foot-operated seamless steel pipe chamfering grinding device |
| EP3744448A1 (en) * | 2019-05-27 | 2020-12-02 | ProPress GmbH | Calibrating and chamfering tool |
| CN111438624A (en) * | 2020-04-10 | 2020-07-24 | 佛山科学技术学院 | Polishing machine with double-side polishing function |
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| Publication number | Publication date |
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| CN114227424B (en) | 2022-09-30 |
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