CN112658544B - Protective guard manufacturing device - Google Patents
Protective guard manufacturing device Download PDFInfo
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- CN112658544B CN112658544B CN202011494301.6A CN202011494301A CN112658544B CN 112658544 B CN112658544 B CN 112658544B CN 202011494301 A CN202011494301 A CN 202011494301A CN 112658544 B CN112658544 B CN 112658544B
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Abstract
The present disclosure relates to manufacturing apparatuses, and particularly to a manufacturing apparatus for a guard rail. The technical problem is how to design a guard rail manufacturing device which is convenient for people to weld stainless steel pipes into guard rails and has high working efficiency so as to solve the problems in the prior art. A guard rail manufacturing apparatus includes: the device comprises a base, wherein supporting rods are fixedly connected to one side of the base at intervals; and the placing plate is fixedly connected among the end parts of the four support rods far away from the base. According to the invention, a proper amount of stainless steel pipes are placed on the placing plate to be in contact with the rotating mechanism, the rotating mechanism is pulled to drive the stainless steel pipes to rotate to a proper angle, the driving mechanism is stepped, the driving mechanism operates to drive the rotating mechanism to move downwards to be separated from the stainless steel pipes, and then the proper amount of stainless steel pipes are placed on the stainless steel pipes on the placing plate to start welding to form the protective fence, so that people can weld the stainless steel pipes more conveniently.
Description
Technical Field
The present disclosure relates to manufacturing apparatuses, and particularly to a manufacturing apparatus for a guard rail.
Background
In municipal construction, in order to ensure the safety of people, protective guards need to be installed, stainless steel pipes need to be used for welding, and the stainless steel pipes are welded into the protective guards.
Therefore, a guard rail manufacturing apparatus which can facilitate people to weld stainless steel pipes into a guard rail and has high working efficiency is particularly needed to solve the problems in the prior art.
Disclosure of Invention
In order to overcome the defects that the stainless steel pipe is swung to a proper angle by hands and then is placed on the stainless steel pipe on the ground to be welded into a protective guard, the operation is troublesome and the working efficiency is low, the technical problem to be solved is as follows: the protective guard manufacturing device is convenient for people to weld stainless steel pipes into the protective guard and high in working efficiency, and solves the problems in the prior art.
The technical scheme is as follows: a guard rail manufacturing apparatus includes: the device comprises a base, wherein supporting rods are fixedly connected to one side of the base at intervals; the placing plate is fixedly connected among the end parts of the four support rods far away from the base; the driving mechanism is arranged on the base and used for providing power; and the rotating mechanism is arranged on the placing plate, is fixedly connected with the driving mechanism and is used for driving the stainless steel pipe to rotate.
As a further preferable mode, the driving mechanism includes: the guide rods are fixedly connected to one side of the base at intervals, and the number of the guide rods is four; the back-shaping plate is sleeved among the four guide rods in a sliding manner; the pedal is fixedly connected to one side of the square-shaped plate far away from the base; the connecting rods are fixedly connected to two sides of the square-shaped plate far away from the base at intervals, the number of the connecting rods on each side is three, and the tail ends of the connecting rods are fixedly connected with the rotating mechanism.
As a further preferable mode, the rotating mechanism includes: the L-shaped rods are arranged on one side of the placing plate facing the base in a sliding mode at intervals, the number of the L-shaped rods on each side is six, and the outer side of the L-shaped rods on the inner side is fixedly connected with the tail end of the connecting rod; the movable plates are slidably placed between the inner ends of the six L-shaped rods on each side; the u-shaped frame is rotatably connected to the movable plate in a penetrating mode at intervals, and the end, far away from the base, of the u-shaped frame penetrates through the placing plate; the first spring is connected between the end part of the L-shaped rod far away from the base and the inner part of the placing plate.
As a further preferable scheme, the device further comprises a transmission mechanism, wherein the transmission mechanism comprises: the u-shaped plate is slidably placed in the middle of one side of the placing plate facing the base; the rotating shaft is rotatably connected to the middle part of the u-shaped plate in a penetrating manner; the gear is fixedly sleeved on the circumference of one side of the rotating shaft; the connecting rods are fixedly connected to the two sides of the outer side of the u-shaped plate; and the L-shaped rack is fixedly connected to one side of the movable plate facing the gear and meshed with the gear.
As a further preferable scheme, the device further comprises a pushing mechanism, and the pushing mechanism comprises: the fixing rods are symmetrically and fixedly connected to two sides of the placing plate; the L-shaped plate is sleeved on the fixed rod in a sliding manner; the second spring is connected between one side, facing the inside of the L-shaped plate, of the u-shaped frame and one side of the placing plate and sleeved on the fixed rod; the sliding plate is slidably placed between the tail ends of the two L-shaped plates on each side; the swinging rods are connected to one side of the sliding plate far away from the L-shaped plate in an interval rotating mode; the hexagonal rod is slidably connected to the end part of the swinging rod far away from the sliding plate in a penetrating manner, and the end part of the hexagonal rod far away from the base is fixedly connected with the end part of the u-shaped frame far away from the placing plate.
As a further preferable embodiment, the method further comprises: the guide blocks are arranged on one side of the base in a sliding mode at intervals, and the number of the guide blocks is four; and the L-shaped limiting block is fixedly connected to one side of the guide block facing the placing plate and is matched with the square-shaped plate.
As a further preferable embodiment, the method further comprises: the magnet is slidably placed in the u-shaped frame; and the third spring is connected between the end part of the magnet facing the base and the inner side of the u-shaped frame.
As a further preferable scheme, one side of the pedal, which is far away from the base, is made of rubber.
The invention has the following advantages:
1. the proper amount of stainless steel pipes are placed on the placing plate and are in contact with the rotating mechanism, the rotating mechanism is pulled to drive the stainless steel pipes to rotate to a proper angle, the driving mechanism is stepped, the driving mechanism operates to drive the rotating mechanism to move downwards to be separated from the stainless steel pipes, then the proper amount of stainless steel pipes are placed on the stainless steel pipes on the placing plate, and welding can be started to form the protective fence, so that people can weld the stainless steel pipes conveniently.
2. Through the effect of drive mechanism, under the circumstances that the fly leaf of pulling one side removed, can make the fly leaf of opposite side remove, so, need not operating personnel pulling left and right sides fly leaf and remove convenient and fast.
3. Through pushing mechanism's effect, can make u type frame rotate and reset, so, need not operating personnel pulling fly leaf and drive nonrust steel pipe rotation, labour saving and time saving through u type frame.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is an enlarged view of part a of the present invention.
Fig. 4 is an enlarged view of part B of the present invention.
Wherein: 1-base, 2-supporting rod, 3-placing plate, 4-driving mechanism, 41-guide rod, 42-returning plate, 43-pedal, 44-connecting rod, 5-rotating mechanism, 51-u-shaped frame, 52-movable plate, 53-L-shaped rod, 54-first spring, 6-transmission mechanism, 61-u-shaped plate, 62-rotating shaft, 63-gear, 64-connecting rod, 65-L-shaped rack, 7-pushing mechanism, 71-fixed rod, 72-L-shaped plate, 73-sliding plate, 74-swinging rod, 75-hexagonal rod, 76-second spring, 8-guide block, 9-L-shaped limiting block, 10-magnet and 11-third spring.
Detailed Description
The invention is further illustrated by the following specific examples in which, unless otherwise explicitly stated and limited, terms such as: the arrangement, mounting, connection should be understood broadly, for example, they may be fixed connections, detachable connections, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
A protective guard manufacturing device is shown in figures 1-3 and comprises a base 1, supporting rods 2, a placing plate 3, a driving mechanism 4 and a rotating mechanism 5, wherein the four supporting rods 2 are fixedly connected to the top of the base 1 at even intervals, the placing plate 3 is fixedly connected between the tops of the four supporting rods 2, the rotating mechanism 5 is arranged on the placing plate 3, the driving mechanism 4 is arranged on the top of the base 1, and the driving mechanism 4 is fixedly connected with the rotating mechanism 5.
The driving mechanism 4 comprises guide rods 41, a circle-shaped plate 42, a pedal 43 and connecting rods 44, wherein the front side and the rear side of the top of the base 1 are fixedly connected with the two guide rods 41, the circle-shaped plate 42 is sleeved between the four guide rods 41 in a sliding mode, the middle of the front side of the top of the circle-shaped plate 42 is fixedly connected with the pedal 43, the left side and the right side of the top of the circle-shaped plate 42 are fixedly connected with the three connecting rods 44 at uniform intervals, and the tail ends of the six connecting rods 44 are fixedly connected with the rotating mechanism 5.
The rotating mechanism 5 comprises a u-shaped frame 51, a movable plate 52, L-shaped rods 53 and first springs 54, six L-shaped rods 53 are arranged on the left side and the right side of the bottom of the placing plate 3 at equal intervals in a sliding mode, the outer right side of the left inner side L-shaped rod 53 is fixedly connected with the tail end of the left connecting rod 44, the outer left side of the right inner side L-shaped rod 53 is fixedly connected with the tail end of the right connecting rod 44, the movable plate 52 is arranged between the inner ends of all the left L-shaped rods 53 in a sliding mode, the movable plate 52 is also arranged between the inner ends of all the right L-shaped rods 53 in a sliding mode, the u-shaped frame 51 penetrates through the upper portion of the placing plate 3 at equal intervals in a rotating mode and is matched with the upper portion of the u-shaped frame 51, and the first springs 54 are connected between the top ends of the L-shaped rods 53 and the inside of the placing plate 3.
Firstly, an operator places a proper amount of stainless steel pipes on a placing plate 3 to be in contact with a rotating mechanism 5, the operator pulls the rotating mechanism 5 to drive the stainless steel pipes to rotate to a proper angle, the operator stops pulling the rotating mechanism 5, steps on the operation of a driving mechanism 4, the operation of the driving mechanism 4 drives the rotating mechanism 5 to move downwards, the rotating mechanism 5 moves downwards to be separated from the stainless steel pipes, then places a proper amount of stainless steel pipes on the placing plate 3, then welds the stainless steel pipes together to form a protective guard, after the stainless steel pipes are welded into the protective guard, the protective guard is taken down, the driving mechanism 4 is released, the rotating mechanism 5 moves upwards to reset, the rotating mechanism 5 resets and also drives the driving mechanism 4 to move upwards to reset, then pulls the rotating mechanism 5 to rotate to reset, and the steps are repeated, so that the operator can more conveniently weld the stainless steel pipes into the protective guard.
When a proper amount of stainless steel pipes are placed on the placing plate 3 and are in contact with the rotating mechanism 5, and the stainless steel pipes rotate to a proper angle, the pedal 43 is stepped to move downwards, the pedal 43 moves downwards to drive the circle-shaped plate 42 to move downwards, the circle-shaped plate 42 moves downwards to drive the connecting rod 44 to move downwards, the connecting rod 44 moves downwards to drive the rotating mechanism 5 to move downwards, the rotating mechanism 5 moves downwards to be separated from the stainless steel pipes, a proper amount of stainless steel pipes can be placed on the stainless steel pipes on the placing plate 3, the stainless steel pipes are welded into the protective guard, when the stainless steel pipes are welded into the protective guard, the protective guard is taken down, the pedal 43 is loosened, the rotating mechanism 5 moves upwards to reset to drive the connecting rod 44 to move upwards to reset, the connecting rod 44 moves upwards to reset to drive the circle-shaped plate 42 to move upwards to reset, and the circle-shaped plate 42 resets to drive the pedal 43 to move upwards to reset.
Firstly, an operator places a proper amount of stainless steel pipes on the placing plate 3, each stainless steel pipe is placed between every two u-shaped frames 51 on two sides, the left side movable plate 52 is pulled to move forwards, the left side movable plate 52 moves forwards to drive the left side u-shaped frame 51 to move forwards, the u-shaped frames 51 move forwards to drive the left portion of the stainless steel pipe to swing forwards, the right side movable plate 52 is pulled to move backwards, the right side movable plate 52 moves backwards to drive the right side u-shaped frame 51 to move backwards, the u-shaped frames 51 move backwards to drive the right portion of the stainless steel pipe to swing backwards, when the left portion of the stainless steel pipe swings forwards and the right portion swings backwards to a proper position, the movable plate 52 is stopped being pulled, the treading pedal 43 is stopped moving downwards, the connecting rod 44 also drives the L-shaped rod 53 to move downwards, the first spring 54 is stretched, the L-shaped rod 53 moves downwards to drive the movable plate 52 to move downwards, the movable plate 52 moves downwards to drive the u-shaped frames 51 to move downwards, and when the u-shaped frames 51 move downwards to be separated from treading the stainless steel pipe, the treading pedal 43 is stopped. When the stainless steel tube is welded into the guard rail, the guard rail is taken down from the placing plate 3, the pedal 43 is released, the L-shaped rod 53 moves upwards to drive the movable plate 52 to move upwards for resetting under the action of the first spring 54, the movable plate 52 resets to drive the u-shaped frame 51 to move upwards for resetting, the L-shaped rod 53 also drives the connecting rod 44 to move upwards for resetting, the pedal 43 is also reset, and then the left movable plate 52 is pulled to move backwards for resetting and the right movable plate 52 moves forwards for resetting.
Example 2
On the basis of embodiment 1, as shown in fig. 1 and 2, the device further includes a transmission mechanism 6, the transmission mechanism 6 includes a u-shaped plate 61, a rotating shaft 62, a gear 63, a connecting rod 64 and an L-shaped rack 65, the u-shaped plate 61 is slidably disposed in the middle of the bottom of the placing plate 3, the rotating shaft 62 is rotatably connected in the middle of the lower portion of the u-shaped plate 61, the gear 63 is fixedly connected to the lower portion of the rotating shaft 62 in the circumferential direction, the connecting rod 64 is fixedly connected to the lower portions of the left and right side surfaces outside the u-shaped plate 61, the L-shaped rack 65 is fixedly connected to the rear portion of the right side surface of the left side movable plate 52 and the front portion of the left side surface of the right side movable plate 52, the L-shaped rack 65 is engaged with the gear 63, and the top portion of the L-shaped rack 65 is slidably engaged with the bottom end of the connecting rod 64.
The automatic lifting device is characterized by further comprising a pushing mechanism 7, wherein the pushing mechanism 7 comprises a fixing rod 71, an L-shaped plate 72, a sliding plate 73, a swinging rod 74, a hexagonal rod 75 and a second spring 76, the fixing rod 71 is symmetrically and fixedly connected to the lower portions of the left side surface and the right side surface of the placing plate 3 in a front-back manner, the L-shaped plate 72 is slidably sleeved on the fixing rod 71, the second spring 76 is connected between the left side surface in the L-shaped plate 72 on the left side and the left side surface of the placing plate 3, the second spring 76 is also connected between the right side surface in the L-shaped plate 72 on the right side and the right side surface of the placing plate 3, the second spring 76 is sleeved on the fixing rod 71, the sliding plate 73 is slidably sleeved between the inner ends of the two L-shaped plates 72 on each side, the inner side surfaces of the sliding plates 73 on the left side and the right side are uniformly and spaced and hinged with the swinging rods 74, the six rods 75 are slidably connected to the inner ends of the hexagonal rod 74, and the top end of the hexagonal rod 75 is fixedly connected to the bottom end of the U-shaped frame 51.
After the stainless steel pipe is placed, the right movable plate 52 is pulled to move backwards, the right movable plate 52 moves backwards to drive the right L-shaped rack 65 to move backwards, the right L-shaped rack 65 moves backwards to drive the gear 63 to rotate backwards, the gear 63 rotates backwards to drive the left L-shaped rack 65 to move forwards, the left L-shaped rack 65 moves forwards to drive the left movable plate 52 to move forwards, the left u-shaped frame 51 drives the left portion of the stainless steel pipe to swing forwards, and when the left portion of the stainless steel pipe swings forwards and the right portion swings backwards to a proper position, the pedal 43 stops being stepped on, so that the stainless steel pipe can be welded into the protective guard. When the stainless steel tube is welded into the guard rail, the guard rail is taken down from the placing plate 3, the pedal 43 is released, the movable plate 52 moves upwards to drive the u-shaped frame 51 to move upwards for resetting, and then the right movable plate 52 is pulled to move forwards for resetting, so that the left movable plate 52 moves backwards for resetting. Therefore, the left and right movable plates 52 do not need to be pulled by an operator to move, and the operation is convenient and fast.
When an operator pulls the right movable plate 52 to move backwards, the right movable plate 52 drives the right u-shaped frame 51 to move backwards, the right u-shaped frame 51 moves backwards to drive the right hexagonal rod 75 to move backwards, the right hexagonal rod 75 moves backwards to drive the right sliding plate 73 to move leftwards through the right swinging rod 74, the right sliding plate 73 moves leftwards to drive the right L-shaped plate 72 to move leftwards, the right second spring 76 compresses, the right swinging plate also drives the right hexagonal rod 75 to rotate through the right swinging rod 74, the right hexagonal rod 75 rotates to drive the right u-shaped frame 51 to rotate, and the right stainless steel pipe also swings rightwards, and similarly, when the left movable plate 52 moves forwards, the left movable plate 52 drives the left sliding plate 73 to move rightwards through the left swinging rod 74, so that the left u-shaped frame 51 rotates to drive the left stainless steel pipe to swing forwards, when the stainless steel pipe is welded into the guard rail, the pedal 43 is released, the movable plate 52 drives the six diamond rod 75 to move upwards through the u-shaped frame 51 to reset, and the L72 drives the sliding plate 73 to move outwards due to move outwards through the action of the second spring 76, and the swinging rod 74 drives the resetting rod 74 to rotate and the resetting rod 75. Therefore, the u-shaped frame 51 can rotate and reset without the need of an operator to pull the movable plate 52 to drive the stainless steel tube to rotate through the u-shaped frame 51, which saves time and labor.
Example 3
On the basis of embodiment 1 and embodiment 2, as shown in fig. 1, fig. 2 and fig. 4, the device further comprises a guide block 8 and an L-shaped limiting block 9, the guide block 8 is placed on the left side and the right side of the top of the base 1 in a front-back symmetrical sliding manner, and the top of the guide block 8 is fixedly connected with the L-shaped limiting block 9,L-shaped limiting block 9 to be matched with the square-shaped plate 42.
The magnetic iron comprises a magnet 10 and a third spring 11, the magnet 10 is arranged in the u-shaped frame 51 in a sliding mode, and the third spring 11 is connected between the bottom end of the magnet 10 and the inner bottom of the u-shaped frame 51.
When an operator steps on the pedal 43 to drive the return plate 42 to move downwards to the maximum stroke, the guide block 8 pushes the L-shaped limiting block 9 to move inwards, and the L-shaped limiting block 9 moves inwards to contact with the return plate 42 to limit the return plate. When the stainless steel pipe is welded into the guard rail and the guard rail is taken down from the placing plate 3, the L-shaped limiting block 9 is pulled to move outwards to reset, and the L-shaped limiting block 9 resets and is separated from the return plate 42. Thus, the operator does not need to step on the pedal 43 all the time, and the labor is saved.
When the stainless steel pipe is placed on the placing plate 3 and placed in the u-shaped frame 51, the stainless steel pipe is in contact with the magnet 10, the magnet 10 can be in close contact with the stainless steel pipe under the action of the third spring 11, the magnet 10 attracts and fixes the stainless steel pipe, and when the u-shaped frame 51 moves downwards, the u-shaped frame 51 drives the magnet 10 to move downwards through the third spring 11, the magnet 10 moves downwards to be separated from the stainless steel pipe, and the stainless steel pipe is also loosened. When the u-shaped frame 51 moves upwards to reset, the u-shaped frame 51 drives the magnet 10 to move upwards to reset through the third spring 11. Therefore, the influence of the movement phenomenon of the stainless steel pipe on the subsequent use can be avoided.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (2)
1. A guard rail manufacturing device is characterized by comprising:
the device comprises a base (1), wherein supporting rods (2) are fixedly connected to one side of the base (1) at intervals;
the placing plate (3) is fixedly connected among the end parts of the four supporting rods (2) far away from the base (1);
the driving mechanism (4) is arranged on the base (1) and used for providing power;
the rotating mechanism (5) is arranged on the placing plate (3), is fixedly connected with the driving mechanism (4) and is used for driving the stainless steel pipe to rotate;
the drive mechanism (4) comprises:
the guide rods (41), the guide rods (41) are fixedly connected to one side of the base (1) at intervals, and the number of the guide rods is four;
the die-forming plate (42) is slidably sleeved among the four guide rods (41);
the pedal (43), the pedal (43) is fixedly connected to one side of the circular plate (42) far away from the base (1);
the connecting rods (44) are fixedly connected to two sides of the circular plate (42) far away from the base (1) at intervals, the number of the connecting rods (44) on each side is three, and the tail ends of the connecting rods are fixedly connected with the rotating mechanism (5);
the rotating mechanism (5) comprises:
the L-shaped rods (53) are arranged on one side, facing the base (1), of the placing plate (3) in a sliding mode at intervals, the number of the L-shaped rods (53) on each side is six, and the outer side of the L-shaped rods (53) on the inner side is fixedly connected with the tail end of the connecting rod (44);
a movable plate (52), wherein the movable plate (52) is slidably placed between the inner ends of six L-shaped rods (53) on each side;
the u-shaped frame (51), the u-shaped frame (51) is penetrated on the movable plate (52) in an interval rotating mode, and the end part of the u-shaped frame, which is far away from the base (1), penetrates through the placing plate (3);
a first spring (54), wherein the first spring (54) is connected between the end of the L-shaped rod (53) far away from the base (1) and the inside of the placing plate (3);
still including drive mechanism (6), drive mechanism (6) including:
the u-shaped plate (61), the u-shaped plate (61) is slidably placed in the middle of one side of the placing plate (3) facing the base (1);
the rotating shaft (62), the rotating shaft (62) is rotatably connected to the middle part of the u-shaped plate (61) in a penetrating way;
the gear (63) is fixedly sleeved on the circumferential direction of one side of the rotating shaft (62);
the connecting rods (64), the connecting rods (64) are fixedly connected to the two outer sides of the u-shaped plate (61);
an L-shaped rack (65), wherein the L-shaped rack (65) is fixedly connected to the side of the movable plate (52) facing the gear (63) and is meshed with the gear (63);
still including pushing mechanism (7), pushing mechanism (7) including:
the fixing rods (71), the fixing rods (71) are symmetrically and fixedly connected to two sides of the placing plate (3);
the L-shaped plate (72) is slidably sleeved on the fixing rod (71);
the second spring (76) is connected between one side, facing the inside of the L-shaped plate (72) of the u-shaped frame (51), of the second spring (76) and one side of the placing plate (3), and the second spring is sleeved on the fixing rod (71);
the sliding plate (73) is slidably placed between the tail ends of the two L-shaped plates (72) on each side;
the swinging rod (74), the swinging rod (74) is connected to the side of the sliding plate (73) far away from the L-shaped plate (72) in a spacing rotating mode;
the hexagonal rod (75) is slidably penetrated and connected to the end part of the swinging rod (74) far away from the sliding plate (73), and the end part of the hexagonal rod (75) far away from the base (1) is fixedly connected with the end part of the u-shaped frame (51) far away from the placing plate (3);
also includes:
the guide blocks (8) are arranged on one side of the base (1) in a sliding mode at intervals, and the number of the guide blocks (8) is four;
the L-shaped limiting block (9), the L-shaped limiting block (9) is fixedly connected with one side of the guide block (8) facing the placing plate (3) and matched with the profiling plate (42);
also includes:
the magnet (10), the magnet (10) is slidably placed in the u-shaped frame (51);
a third spring (11), wherein the third spring (11) is connected between the end of the magnet (10) facing the base (1) and the inner side of the u-shaped frame (51).
2. Guard rail manufacturing device according to claim 1, characterized in that the side of the footplate (43) facing away from the base (1) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011494301.6A CN112658544B (en) | 2020-12-17 | 2020-12-17 | Protective guard manufacturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011494301.6A CN112658544B (en) | 2020-12-17 | 2020-12-17 | Protective guard manufacturing device |
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| Publication Number | Publication Date |
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| CN112658544A CN112658544A (en) | 2021-04-16 |
| CN112658544B true CN112658544B (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011494301.6A Active CN112658544B (en) | 2020-12-17 | 2020-12-17 | Protective guard manufacturing device |
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| CN (1) | CN112658544B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114310542B (en) * | 2021-12-09 | 2023-09-15 | 黄利 | Batch type stainless steel basin polishing equipment |
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|---|---|---|---|---|
| CN208019711U (en) * | 2018-03-22 | 2018-10-30 | 浙江兴土桥梁专用装备制造有限公司 | A kind of protection network jig |
| CN108942022A (en) * | 2018-08-31 | 2018-12-07 | 万建琼 | A kind of guardrail welding method based on protective fence welding equipment |
| CN211588853U (en) * | 2019-12-31 | 2020-09-29 | 莫武孟 | Automatic welding equipment for protective fence |
| CN111761354A (en) * | 2020-07-17 | 2020-10-13 | 李海 | Invisible anti-theft net aluminum alloy bolt assembling device |
| CN212043289U (en) * | 2020-03-16 | 2020-12-01 | 南通慧宁机电科技有限公司 | Adjustable clamp for guardrail welding |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10421146B2 (en) * | 2016-08-29 | 2019-09-24 | Antonios Anagnostopoulos | Methods and systems for production of mesh from wires or rods, with changeable steps for longitudinal and transverse rods |
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2020
- 2020-12-17 CN CN202011494301.6A patent/CN112658544B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208019711U (en) * | 2018-03-22 | 2018-10-30 | 浙江兴土桥梁专用装备制造有限公司 | A kind of protection network jig |
| CN108942022A (en) * | 2018-08-31 | 2018-12-07 | 万建琼 | A kind of guardrail welding method based on protective fence welding equipment |
| CN211588853U (en) * | 2019-12-31 | 2020-09-29 | 莫武孟 | Automatic welding equipment for protective fence |
| CN212043289U (en) * | 2020-03-16 | 2020-12-01 | 南通慧宁机电科技有限公司 | Adjustable clamp for guardrail welding |
| CN111761354A (en) * | 2020-07-17 | 2020-10-13 | 李海 | Invisible anti-theft net aluminum alloy bolt assembling device |
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| CN112658544A (en) | 2021-04-16 |
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Effective date of registration: 20221010 Address after: Room 708, Sino Korea Building, No. 1577, Jinhui Road, Changchun International Cooperation Demonstration Zone, 130000, Jilin Province Applicant after: China Railway (Jilin) North Industry Co.,Ltd. Address before: 336000 No.3 Changxin Avenue, industrial park, Yifeng County, Yichun City, Jiangxi Province (self declaration) Applicant before: Jiangxi Hangxi metal products Co.,Ltd. |