CN110961950A - Obtuse angle return bend clamping device - Google Patents
Obtuse angle return bend clamping device Download PDFInfo
- Publication number
- CN110961950A CN110961950A CN201911337760.0A CN201911337760A CN110961950A CN 110961950 A CN110961950 A CN 110961950A CN 201911337760 A CN201911337760 A CN 201911337760A CN 110961950 A CN110961950 A CN 110961950A
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- China
- Prior art keywords
- adjusting part
- clamping
- clamping device
- angle
- rack
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Abstract
The invention relates to the field of pipeline processing, in particular to an obtuse angle bent pipe clamping device which comprises a rack, a length adjusting part, a height adjusting part, an angle adjusting part and two clamping parts, wherein the length adjusting part is arranged on the rack; one of the clamping parts is rotatably connected to the length adjusting part, and the other clamping part is connected with the angle adjusting part; the length adjusting part is connected with the rack in a sliding manner and is used for adjusting the distance between the two clamping parts; the height adjusting part is rotationally connected with the rack and is used for adjusting the rotating radius of the clamping part connected to the angle adjusting part; the invention has the beneficial effects that: the clamping device can clamp bent pipes with different sizes, the bent angle range of which is between 90 and 180 degrees, the practicability of the clamping device is improved, and cost saving of production enterprises is facilitated; the clamping device clamps and fixes the end part of the bent pipe, and the surface processing of the bent pipe cannot be influenced.
Description
Technical Field
The invention relates to the field of pipeline processing, in particular to an obtuse angle bent pipe clamping device.
Background
In the process of machining the pipe fitting, the pipe fitting is often required to be fixedly clamped and then subjected to surface machining.
The centre gripping is fixed to the curved elbow that current return bend generally comes through dedicated return bend centre gripping frock, and the defect of this type of centre gripping frock lies in:
1. the degree of freedom of the clamped elbow is low, the surface of the whole elbow cannot be machined, the elbow is often machined after being turned over and clamped again in machining, and for the elbow with the surface needing to be machined at one time, the clamping tool cannot be used, and machining is very inconvenient;
2. the centre gripping frock is generally to the return bend design of fixed bent angle and fixed dimension, and the practicality is lower, and manufacturing cost is great.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the elbow pipe of unable free turn-over rotation and unable different bent angles of centre gripping and size behind the elbow pipe centre gripping return bend of current return bend centre gripping frock.
In order to solve the technical problems, the invention adopts the technical scheme that: an obtuse angle bent pipe clamping device comprises a rack, a length adjusting part, a height adjusting part, an angle adjusting part and two clamping parts;
one of the clamping parts is rotatably connected to the length adjusting part, and the other clamping part is connected with the angle adjusting part;
the length adjusting part is connected with the rack in a sliding manner and is used for adjusting the distance between the two clamping parts;
the height adjusting part is rotationally connected with the rack and is used for adjusting the rotating radius of the clamping part connected to the angle adjusting part;
the angle adjusting part is connected with the height adjusting part and used for adjusting the included angle degree between the central shafts of the two clamping parts.
The invention has the beneficial effects that: the clamping device can clamp bent pipes with different sizes, the bent angle range of which is between 90 and 180 degrees, the practicability of the clamping device is improved, and cost saving of production enterprises is facilitated; the clamping device clamps and fixes the end part of the bent pipe, and the surface processing of the bent pipe cannot be influenced; the elbow can be turned over and rotated freely after being clamped, and one-time processing of the surface of the elbow is facilitated.
Drawings
FIG. 1 is a schematic view of an obtuse angle elbow clamping device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a clamping portion according to an embodiment of the present invention;
description of reference numerals:
1-a frame; 11-hollow pipe; 12-a fixed groove; 2-a length adjustment section; 21-a slide bar; 22-a roller; 3-a height adjustment section; 31-a screw rod; 32-moving block; 33-a rotating shaft; 34-a fixing rod; 4-an angle adjusting part; 41-a chute; 42-a slide block; 43-locking bolts; 5-a clamping part; 51-pneumatic rubber; 52-fixture block.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: the clamping device can clamp the elbow with the elbow angle range of 90-180 degrees and different sizes, and the elbow can be turned over freely after being clamped, so that the surface of the elbow can be machined at one time.
Referring to fig. 1 to 2, the obtuse angle elbow clamping device of the present invention comprises a frame 1, a length adjusting portion 2, a height adjusting portion 3, an angle adjusting portion 4 and two clamping portions 5;
one of the clamping parts 5 is rotationally connected to the length adjusting part 2, and the other clamping part 5 is connected with the angle adjusting part 4;
the length adjusting part 2 is connected with the rack 1 in a sliding manner, and the length adjusting part 2 is used for adjusting the distance between the two clamping parts 5;
the height adjusting part 3 is rotatably connected with the frame 1, and the height adjusting part 3 is used for adjusting the rotating radius of the clamping part 5 connected with the angle adjusting part 4;
the angle adjusting part 4 is connected with the height adjusting part 3, and the angle adjusting part 4 is used for adjusting the included angle degree between the central shafts of the two clamping parts 5.
The working principle of the invention is as follows: according to the transverse distance between the two ends of the elbow pipe, the length adjusting part 2 is adjusted, so that one end of the elbow pipe can be clamped by the clamping part 5 positioned on the length adjusting part 2, then according to the longitudinal distance between the two ends of the elbow pipe, the height adjusting part 3 is adjusted, so that the clamping part 5 on the height adjusting part 3 is just positioned above the elbow pipe, and finally, according to the bending angle (90-180 degrees) of the elbow pipe, the clamping part 5 on the angle adjusting part 4 is adjusted and is enabled to clamp the other end of the elbow pipe.
Because the clamping part 5 connected to the length adjusting part 2 is rotatably connected with the length adjusting part 2, and the height adjusting part 3 is rotatably connected with the rack 1, the bent pipe can rotate around the shaft on the rack 1, and the surface is machined at one time.
As can be seen from the above description, the beneficial effects of the present invention are: the clamping device can clamp bent pipes with different sizes, the bent angle range of which is between 90 and 180 degrees, the practicability of the clamping device is improved, and cost saving of production enterprises is facilitated; the clamping device clamps and fixes the end part of the bent pipe, and the surface processing of the bent pipe cannot be influenced; the elbow can be turned over and rotated freely after being clamped, and one-time processing of the surface of the elbow is facilitated.
Further, the bottom of the rack 1 is fixedly connected with a hollow tube 11, the bottom of the length adjusting part 2 is provided with a slide rod 21, and the slide rod 21 is connected in the hollow tube 11 in a sliding manner;
the bottom end of the height adjusting part 3 is rotatably connected with the rack 1, the rotating axes of the height adjusting part 3 and the rack 1 are collinear with the rotating axis of the first clamping part 5, the height adjusting part 3 is rotatably connected with a lead screw 31, and a moving block 32 is screwed on the lead screw 31;
the angle adjusting part 4 is arc-shaped, one end of the angle adjusting part 4 is fixedly connected with the moving block 32, a sliding groove 41 is formed in the side face of the angle adjusting part 4, a sliding block 42 is sleeved on the outer side of the angle adjusting part 4, a locking bolt 43 is arranged on the sliding block 42, the locking bolt 43 penetrates through the sliding block 42 and extends into the sliding groove 41, and the second clamping part 5 is fixedly connected with the sliding block 42;
the clamping part 5 is connected with inflatable rubber 51, a channel is formed in the clamping part 5, one end of the channel is located at the circle center of the clamping part 5 and is communicated with the inflatable rubber 51, and the other end of the channel is located on the side wall of the clamping part 5 and is communicated with an air pump of an external device through a pipeline.
From the above description, the adjustment of the distance between the two clamping portions can be conveniently and quickly realized by pulling the slide rod out of the hollow tube; the moving block can move up and down in the direction of the screw rod by rotating the screw rod of the height adjusting part, so that the angle adjusting part and the clamping part are driven to move in the vertical direction; the angle adjusting part is integrally arc-shaped, so that the angle adjustment of the clamping part can be realized by sliding the sliding block on the angle adjusting part, and the locking bolt is locked in the sliding groove after the angle is adjusted, so that the sliding block can be fixed; the pipeline end part is sleeved outside the inflation rubber, and then the inflation rubber is inflated through an external air pump, so that the inflation rubber expands to fix the pipeline, and the fixing mode is convenient and efficient.
Further, 3 bottoms of height control portion are equipped with axis of rotation 33, axis of rotation 33 passes frame 1 and rotates with frame 1 to be connected, the tip fixedly connected with and the axis of rotation 33 vertically handle of axis of rotation 33, elastic connection has the dead lever 34 parallel with the dwang on the handle, a plurality of fixed slots 12 corresponding with dead lever 34 have been seted up in frame 1, dead lever 34 joint is in fixed slot 12.
As can be seen from the above description, the bent pipe can be rotated by pulling the fixing rod out of the fixing groove and rotating the grip.
Furthermore, one end of the fixing rod 34 penetrates through the handle, a flange is arranged on the fixing rod 34, and the flange and the handle are connected through a spring.
As can be seen from the above description, the fixing rod is elastically connected to the handle, so that the fixing rod is not easily separated from the fixing groove after being inserted into the fixing groove.
Further, the rotating shaft 33 is rotatably connected with the frame 1 through a bearing.
Furthermore, a plurality of grooves are uniformly formed in one surface, connected with the inflatable rubber 51, of the clamping portion 5 along the virtual circumferential direction, clamping blocks 52 are arranged in the grooves, and the clamping blocks 52 are elastically connected with the clamping portion 5 through springs.
As can be seen from the above description, the inflated rubber pushes the fixture blocks to abut against the inner surface of the pipeline together after being inflated, so that the pipeline is fixed better.
Further, the number of the grooves is three.
Furthermore, one end of the slide bar 21 away from the frame 1 is fixedly connected with a roller 22.
As can be seen from the above description, the roller can facilitate the sliding of the sliding bar.
Further, the height adjusting part 3 is rod-shaped.
Further, the holding portion 5 has a disk shape.
Example one
An obtuse angle bent pipe clamping device comprises a frame 1, a length adjusting part 2, a height adjusting part 3, an angle adjusting part 4 and two clamping parts 5;
the length adjusting part 2 is connected with the rack 1 in a sliding manner, and the length adjusting part 2 is used for adjusting the distance between the two clamping parts 5; the bottom of the rack 1 is fixedly connected with a hollow pipe 11, the bottom of the length adjusting part 2 is provided with a slide rod 21, the slide rod 21 is connected in the hollow pipe 11 in a sliding manner, and one end, far away from the rack 1, of the slide rod 21 is fixedly connected with a roller 22;
the height adjusting part 3 is rotatably connected with the frame 1, and the height adjusting part 3 is used for adjusting the rotating radius of the clamping part 5 connected with the angle adjusting part 4; the height adjusting part 3 is in a rod shape, the bottom end of the height adjusting part 3 is rotatably connected with the rack 1, the rotation axes of the height adjusting part 3 and the rack 1 are collinear with the rotation axis of the first clamping part 5, the height adjusting part 3 is rotatably connected with a lead screw 31, a moving block 32 is screwed on the lead screw 31, and the rotating shaft 33 is rotatably connected with the rack 1 through a bearing;
the angle adjusting part 4 is connected with the height adjusting part 3, and the angle adjusting part 4 is used for adjusting the included angle degree between the central axes of the two clamping parts 5; the angle adjusting part 4 is arc-shaped, one end of the angle adjusting part 4 is fixedly connected with the moving block 32, a sliding groove 41 is formed in the side face of the angle adjusting part 4, a sliding block 42 is sleeved on the outer side of the angle adjusting part 4, a locking bolt 43 is arranged on the sliding block 42, the locking bolt 43 penetrates through the sliding block 42 and extends into the sliding groove 41, and the second clamping part 5 is fixedly connected with the sliding block 42;
3 bottoms of high regulating portion are equipped with axis of rotation 33, axis of rotation 33 passes frame 1 and rotates with frame 1 to be connected, the tip fixedly connected with and the axis of rotation 33 vertically handle of axis of rotation 33, elastic connection has the dead lever 34 parallel with the dwang on the handle, set up a plurality of fixed slots 12 corresponding with dead lever 34 in the frame 1, dead lever 34 joint is in fixed slot 12, the handle is passed to dead lever 34 one end, be equipped with the flange on the dead lever 34, pass through spring coupling between flange and the handle.
One of the clamping parts 5 is rotationally connected to the length adjusting part 2, and the other clamping part 5 is connected with the angle adjusting part 4; clamping part 5 is discoid, be connected with inflatable rubber 51 on the clamping part 5, the passageway has been seted up to clamping part 5 inside, passageway one end is located clamping part 5 the centre of a circle department and communicates with inflatable rubber 51, and the other end is located clamping part 5's lateral wall and leads to the air pump intercommunication of pipeline and peripheral hardware, clamping part 5 is connected with inflatable rubber 51 and opens along virtual circumferencial direction in the one side and evenly is equipped with three recess, is equipped with fixture block 52 in the recess, fixture block 52 passes through spring and 5 elastic connection of clamping part.
In conclusion, the beneficial effects provided by the invention are as follows: the clamping device can clamp bent pipes with different sizes, the bent angle range of which is between 90 and 180 degrees, the practicability of the clamping device is improved, and cost saving of production enterprises is facilitated; the clamping device clamps and fixes the end part of the bent pipe, and the surface processing of the bent pipe cannot be influenced; the elbow can be turned over and rotated freely after being clamped, and one-time processing of the surface of the elbow is facilitated. The distance between the two clamping parts can be conveniently and quickly adjusted by drawing the slide rod out of the hollow tube; the moving block can move up and down in the direction of the screw rod by rotating the screw rod of the height adjusting part, so that the angle adjusting part and the clamping part are driven to move in the vertical direction; the angle adjusting part is integrally arc-shaped, so that the angle adjustment of the clamping part can be realized by sliding the sliding block on the angle adjusting part, and the locking bolt is locked in the sliding groove after the angle is adjusted, so that the sliding block can be fixed; the pipeline end part is sleeved outside the inflation rubber, and then the inflation rubber is inflated through an external air pump, so that the inflation rubber expands to fix the pipeline, and the fixing mode is convenient and efficient. The elbow pipe can be rotated by pulling out the fixed rod from the fixed groove and rotating the handle. The fixing rod is elastically connected with the handle, so that the fixing rod cannot be easily separated out after being inserted into the fixing groove. The inflated rubber will push the fixture blocks to prop against the inner surface of the pipeline together after expanding, so that the pipeline has better fixing effect. The roller can facilitate the sliding of the sliding rod.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. An obtuse angle bent pipe clamping device is characterized by comprising a rack, a length adjusting part, a height adjusting part, an angle adjusting part and two clamping parts;
one of the clamping parts is rotatably connected to the length adjusting part, and the other clamping part is connected with the angle adjusting part;
the length adjusting part is connected with the rack in a sliding manner and is used for adjusting the distance between the two clamping parts;
the height adjusting part is rotationally connected with the rack and is used for adjusting the rotating radius of the clamping part connected to the angle adjusting part;
the angle adjusting part is connected with the height adjusting part and used for adjusting the included angle degree between the central shafts of the two clamping parts.
2. The obtuse angle elbow clamping device according to claim 1, wherein a hollow pipe is fixedly connected to the bottom of the frame, a slide rod is arranged at the bottom of the length adjusting part, and the slide rod is slidably connected in the hollow pipe;
the bottom end of the height adjusting part is rotatably connected with the rack, the rotating axis of the height adjusting part and the rack is collinear with the rotating axis of the first clamping part, the height adjusting part is rotatably connected with a lead screw, and a moving block is screwed on the lead screw;
the angle adjusting part is arc-shaped, one end of the angle adjusting part is fixedly connected with the moving block, a sliding groove is formed in the side face of the angle adjusting part, a sliding block is sleeved on the outer side of the angle adjusting part, a locking bolt is arranged on the sliding block and extends into the sliding groove after penetrating through the sliding block, and the second clamping part is fixedly connected with the sliding block;
the pneumatic clamping device is characterized in that the clamping portion is connected with pneumatic rubber, a channel is formed in the clamping portion, one end of the channel is located at the circle center of the clamping portion and is communicated with the pneumatic rubber, and the other end of the channel is located on the side wall of the clamping portion and is communicated with an external air pump through a pipeline.
3. The obtuse angle bending pipe clamping device according to claim 2, wherein a rotation shaft is provided at a bottom end of the height adjustment portion, the rotation shaft penetrates through the frame and is rotatably connected with the frame, a handle perpendicular to the rotation shaft is fixedly connected to an end portion of the rotation shaft, a fixing rod parallel to the rotation rod is elastically connected to the handle, a plurality of fixing grooves corresponding to the fixing rod are formed in the frame, and the fixing rod is clamped in the fixing grooves.
4. The obtuse elbow clamping device according to claim 3, wherein one end of the fixing rod passes through the handle, the fixing rod is provided with a flange, and the flange and the handle are connected through a spring.
5. The obtuse elbow clamping device according to claim 3, wherein the rotating shaft is rotatably connected to the frame by a bearing.
6. The obtuse angle elbow clamping device according to claim 2, wherein a plurality of grooves are uniformly formed in the surface of the clamping portion, which is connected with the inflatable rubber, along the virtual circumferential direction, and clamping blocks are arranged in the grooves and elastically connected with the clamping portion through springs.
7. The obtuse elbow clamping device according to claim 6, wherein there are three of the grooves.
8. The obtuse elbow clamping device according to claim 2, wherein a roller is fixedly connected to an end of the slide rod away from the frame.
9. The obtuse elbow clamping device according to claim 1 or 2, wherein the height adjusting portion is rod-shaped.
10. The obtuse elbow clamping device according to claim 1 or 2, wherein the clamping portion is disk-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911337760.0A CN110961950B (en) | 2019-12-23 | 2019-12-23 | Obtuse angle return bend clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911337760.0A CN110961950B (en) | 2019-12-23 | 2019-12-23 | Obtuse angle return bend clamping device |
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| Publication Number | Publication Date |
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| CN110961950A true CN110961950A (en) | 2020-04-07 |
| CN110961950B CN110961950B (en) | 2021-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911337760.0A Active CN110961950B (en) | 2019-12-23 | 2019-12-23 | Obtuse angle return bend clamping device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111590489A (en) * | 2020-06-23 | 2020-08-28 | 舒丽丽 | A location frock for processing of nonlinear line shape automobile exhaust blast pipe |
| CN111760758A (en) * | 2020-07-06 | 2020-10-13 | 台州市路桥三阳泰洁具有限公司 | Water outlet hole paste coating mechanism of water outlet pipe of water faucet |
| CN113020885A (en) * | 2021-03-17 | 2021-06-25 | 泉州芸台科技有限公司 | Angle-adjustable screen frame welding equipment |
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| JP2560782B2 (en) * | 1988-05-20 | 1996-12-04 | 日本鋼管株式会社 | Underground bending device |
| CN203109660U (en) * | 2012-12-10 | 2013-08-07 | 上海航天精密机械研究所 | Bent pipe clamping device |
| CN106181463A (en) * | 2016-08-29 | 2016-12-07 | 璧垫旦 | A kind of bend pipe milling clamping device automatically controlled |
| CN206787518U (en) * | 2017-05-23 | 2017-12-22 | 广州嘉诺工业技术有限公司 | A kind of adjustable positioning tool for hard tube measurement |
| CN108098387A (en) * | 2017-12-18 | 2018-06-01 | 成都大漠石油技术有限公司 | Ancillary equipment is processed suitable for various sizes of petroleum pipeline |
| CN209190592U (en) * | 2018-11-29 | 2019-08-02 | 苏州众捷汽车零部件股份有限公司 | A kind of condensation tube bending jig |
| CN209664462U (en) * | 2019-01-30 | 2019-11-22 | 泰安隆泰金属制品有限公司 | A kind of bend pipe double end welding groove processing tool |
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2019
- 2019-12-23 CN CN201911337760.0A patent/CN110961950B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2560782B2 (en) * | 1988-05-20 | 1996-12-04 | 日本鋼管株式会社 | Underground bending device |
| CN203109660U (en) * | 2012-12-10 | 2013-08-07 | 上海航天精密机械研究所 | Bent pipe clamping device |
| CN106181463A (en) * | 2016-08-29 | 2016-12-07 | 璧垫旦 | A kind of bend pipe milling clamping device automatically controlled |
| CN206787518U (en) * | 2017-05-23 | 2017-12-22 | 广州嘉诺工业技术有限公司 | A kind of adjustable positioning tool for hard tube measurement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111590489A (en) * | 2020-06-23 | 2020-08-28 | 舒丽丽 | A location frock for processing of nonlinear line shape automobile exhaust blast pipe |
| CN111590489B (en) * | 2020-06-23 | 2022-01-28 | 山东三金精密铸造有限公司 | A location frock for processing of nonlinear line shape automobile exhaust blast pipe |
| CN111760758A (en) * | 2020-07-06 | 2020-10-13 | 台州市路桥三阳泰洁具有限公司 | Water outlet hole paste coating mechanism of water outlet pipe of water faucet |
| CN113020885A (en) * | 2021-03-17 | 2021-06-25 | 泉州芸台科技有限公司 | Angle-adjustable screen frame welding equipment |
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| Publication number | Publication date |
|---|---|
| CN110961950B (en) | 2021-03-12 |
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