CN210620168U - Silkworm room operation dolly convenient to remove - Google Patents
Silkworm room operation dolly convenient to remove Download PDFInfo
- Publication number
- CN210620168U CN210620168U CN201920784945.5U CN201920784945U CN210620168U CN 210620168 U CN210620168 U CN 210620168U CN 201920784945 U CN201920784945 U CN 201920784945U CN 210620168 U CN210620168 U CN 210620168U
- Authority
- CN
- China
- Prior art keywords
- protection
- trolley
- protection unit
- silkworm
- units
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Handcart (AREA)
Abstract
The utility model discloses a silkworm room operation trolley convenient to move, which comprises a trolley, wherein a lifting mechanism is arranged on the trolley, an operation platform is arranged on the lifting mechanism, the trolley is powered by a storage battery to walk, the operation platform comprises a base, a protection structure formed by connecting N protection units in series is arranged on the base, an operation gap is arranged between the adjacent protection units, the protection units of the utility model form a safety protection structure around an operator to prevent the operator from falling off from a high place, the hand or the upper half body or the operation mechanism of the operator can extend out of the operation platform from the operation gap to be as close to a target position as possible, thereby the operator is provided with the largest operation free limit on the premise of effectively ensuring the operation safety, after one operation is finished, the trolley can be utilized to walk to the next operation position, and is convenient and fast, and the trolley is powered by the storage battery, thereby being clean and environment-friendly, importantly, the mulberry silkworm feed has no peculiar smell and does not have any adverse effect on the mulberry silkworms.
Description
Technical Field
The utility model relates to a silkworm breeding technology field, concretely relates to silkworm house operation dolly convenient to remove.
Background
China is a big mulberry silkworm breeding country, silkworm breeding is a traditional industry with a long history and a complete production chain, and the application of silk is very wide and has been pursued by many people all the time. In recent years, the price of silkworm cocoons is high and is very pretty, and every time cocoon selling happens, the silkworm cocoons are struggled to be robbed, so that the traditional industry of silkworm breeding begins to become hot.
Because traditional sericulture generally adopts single silkworm basket to breed, if the quantity of silkworm is too much, people can use a plurality of silkworm baskets to breed, lead to the silkworm basket to need to occupy great building area like this, lead to its unit area output value to be on the low side, therefore how to rise the unit area economic benefits of silkworm breed and be worth studying very much. At present, a plurality of silkworm raisers begin to adopt a multi-layer silkworm breeding frame for breeding, so that the yield of unit area is improved, the operation of scattering mulberry leaves, disinfection powder and the like is inconvenient due to the multi-layer breeding mode, a ladder frame is required to be adopted, operating personnel stand on the ladder frame for operation, the ladder frame lacks necessary safety protection measures, great potential safety hazards exist, and the movement is inconvenient.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a be convenient for silkworm room operation dolly that removes of safety, and be convenient for the operation.
The technical scheme is as follows: the utility model provides a silkworm room operation dolly convenient to remove which the key lies in: comprises a trolley, wherein an operation platform is arranged on the trolley;
the trolley comprises a trolley body, wherein the bottom of the trolley body is provided with a driving travelling wheel and a driven travelling wheel, the driving travelling wheel is connected with a travelling motor, an openable power drawer is arranged in the trolley body, a power storage battery is arranged in the power drawer, and the power storage battery supplies power to the travelling motor so as to drive the driving travelling wheel to travel;
the operation platform comprises a base installed on the vehicle body, wherein N protection units are arranged on the base, N is a natural number more than or equal to 3, the 1 st to the N-1 st protection units are sequentially and fixedly connected, the N-th protection units are hinged with the N-1 st protection units through hinges, the N-th protection units are connected with the 1 st protection units through locking structures, all the protection units jointly form a protection structure in a surrounding mode, an operation notch is arranged between every two adjacent protection units, and the operation notch is close to the upper portion of the corresponding protection unit.
Adopt above-mentioned technical scheme, during the operation, the operation personnel stand the operation on the base, through the adjustable operation height of elevating system, adapt to different operation demands, protection unit forms safety protection structure around the operation personnel, prevent that the operation personnel from following the eminence landing, operation personnel's hand or upper half or operation mechanism (like hand-held type lime shale shaker etc.) can stretch out the operation platform from the operation breach, be close to the target location as far as possible, thereby under the prerequisite of effectively guaranteeing operation safety, give the operation personnel biggest operation freedom limit, after one operation, usable dolly is walked to next operation position, and is convenient, swift, and the dolly adopts the storage battery power supply, not only clean environmental protection, importantly does not have the peculiar smell, can not produce any harmful effects to the silkworm, still can open at any time the drawer and change or examine and repair storage battery in the car.
As further preferred:
the lower sliding groove is internally provided with a travel switch which is fixedly arranged in the corresponding lower sliding groove at the inner end of the sliding block, and the travel switch is connected in series on a power supply line of a driving motor of the hydraulic station. By adopting the structure, the slide block at the lower end of the fork shearing frame rises to the maximum height after impacting the travel switch, so that the rising limit position of the fork shearing frame can be controlled.
The top of the car body is provided with a hollow sleeper, an L-shaped sliding block baffle is arranged on the sleeper along the length direction of the sleeper, the vertical part of the sliding block baffle is fixedly connected with the sleeper, the transverse part of the sliding block baffle faces the fork shearing frame, and the lower sliding groove is formed between the transverse part of the sliding block baffle and the corresponding sleeper. By adopting the structure, the hollow sleeper can greatly reduce the impact on the trolley in the lifting process of the scissor bracket, the lifting is more stable, and the running of the trolley is more stable.
The scissor rack is provided with an overhaul support rod, one end of the overhaul support rod is provided with a movable lantern ring, the other end of the overhaul support rod is provided with a support notch, the movable lantern ring is movably sleeved on a hinged shaft between connecting rods at the top of the scissor rack, an object placing block is arranged in an upper sliding groove, the downward orthographic projection of the object placing block is located at the inner end of a travel switch, and the free end of the overhaul support rod is placed on the object placing block. By adopting the structure, during maintenance, the free end of the maintenance support rod can be taken down, and the free end of the maintenance support rod is clamped and spanned on the hinge shaft between the lower scissor rack connecting rods by utilizing the support notch, so that the scissor rack is kept in the state under the condition of not supporting by virtue of the hydraulic cylinder, and the maintenance is convenient.
An emergency stop button is arranged on a panel of the power drawer and is connected in series with a power supply line of the walking motor. By adopting the structure, under special conditions, other personnel can press the emergency stop button to stop the trolley from walking, thereby avoiding safety accidents.
Above-mentioned protection unit includes interconnect's lower protection part and last protection part, wherein lower protection part 2a is the rectangle form, and with the base is connected, it is trapezoidal form to go up the protection part, its main aspects with lower protection part connects, and is adjacent form between the waist of going up the protection part the operation breach. By adopting the structure, the operation unit is attractive in appearance, effectively utilizes the special trapezoidal shape and is convenient to process.
The lower protection part comprises two protection upright posts, at least two protection cross rods are connected between the two protection upright posts, the upper parts of the two protection upright posts are bent relatively to form a relief part, and the two relief parts are fixedly connected through an ejector rod to form the upper protection part;
the 1 st to the N-1 st two protection upright columns of the protection unit are respectively fixedly connected with the base, one of the protection upright columns of the N-th protection unit is hinged with the protection upright column of the N-1 st protection unit through the hinge, and the other protection upright column of the N-th protection unit is connected with the 1 st protection unit through the locking structure. By adopting the structure, the conversion between the closed connection state and the open connection state of the protection unit can be realized through the locking or unlocking of the locking structure, the effective safety protection operation can be realized when the protection unit is closed, and the operation personnel can conveniently enter and exit when the protection unit is open.
Any protection unit's upper portion is equipped with controls the box, should control box upper portion uncovered, the outer wall of controlling the box is equipped with the couple, and this couple hook is hung any protection unit's top, control the box and be used for laying the action bars. By adopting the structure, the operation of the operating personnel on the platform is convenient, the operation of the operating personnel on which side can change the mounting position of the control box at any time according to the requirement, and the adaptability is stronger.
The N protection units are enclosed into a rectangular frame, the 1 st to the N-th to the 1 st protection units form two long sides and one short side of the rectangular frame, the long sides of the rectangular frame are formed by an even number of the protection units, the short sides of the rectangular frame are formed by one protection unit, and the Nth protection unit forms the other short side of the rectangular frame. By adopting the structure, the operation personnel can conveniently enter and exit from the end head.
Compared with the prior art, the beneficial effects of the utility model are that: the protection unit forms the safety protection structure around the operation personnel, prevent that the operation personnel from following the eminence landing, operation personnel's hand or upper half body or operation mechanism can stretch out the operation platform from the operation breach, be close to the target location as far as possible, thereby under the prerequisite of effectively guaranteeing operation safety, give the biggest operation freedom limit of operation personnel, after an operation, usable dolly walks to next operation position, and is convenient, swift, and the dolly adopts the storage battery power supply, not only clean environmental protection, the important does not have the peculiar smell, can not produce any harmful effects to the silkworm.
Drawings
Fig. 1 is a schematic structural view of the present invention (the hydraulic cylinder is not shown in the figure);
fig. 2 is a structural schematic view of the first maintenance state of the present invention (the hydraulic cylinder is not shown in the figure);
FIG. 3 is a schematic structural view of a second maintenance state of the present invention;
FIG. 4 is a schematic view of a power drawer configuration;
FIG. 5 is an enlarged view of portion a of FIG. 1;
fig. 6 is a circuit schematic diagram of a power battery, a walking motor and a hydraulic station driving motor.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
As shown in fig. 1-6, a conveniently movable trolley for silkworm rearing room operation comprises a trolley 1, wherein a lifting mechanism 3 is arranged on the trolley 1, and an operation platform 2 is arranged on the lifting mechanism 3;
the trolley 1 comprises a trolley body 101, wherein a driving travelling wheel 102 and a driven travelling wheel 103 are mounted at the bottom of the trolley body 101, the driving travelling wheel 102 is connected with a travelling motor, the travelling motor (not shown) is fixedly mounted at the bottom of the trolley body 101, an openable power drawer 104 is arranged in the trolley body 101, a power storage battery 105 is mounted in the power drawer 104, and the power storage battery 105 supplies power to the travelling motor so as to drive the driving travelling wheel 102 to travel;
the operation platform 2 comprises a base 201, wherein N protection units are arranged on the base 201, N is a natural number more than or equal to 3, the 1 st to the N-1 st protection units are sequentially and fixedly connected, the Nth protection unit is hinged with the N-1 st protection unit through a hinge 208, the Nth protection unit is also connected with the 1 st protection unit through a locking structure 207, all the protection units jointly form a protection structure, an operation notch 206 is arranged between every two adjacent protection units, and the operation notch 206 is close to the upper part of the corresponding protection unit;
the lifting mechanism 3 comprises a fork carriage 301 and a hydraulic cylinder 303, one end of the bottom and one end of the top of the fork carriage 301 are respectively hinged with the vehicle body 101 and the base 201, the other ends of the bottom and the top of the fork shearing frame 301 are respectively connected with a lifting slide block 302, the top of the vehicle body 101 is provided with a lower chute, the bottom of the base 201 is provided with an upper chute, the lifting slide blocks 302 at the bottom and the top of the fork shearing frame 301 respectively slide in the lower chute and the upper chute, the cylinder barrel of the hydraulic cylinder 303 is hinged with the bottom of the fork shearing frame 301, the telescopic rod of the power drawer is hinged with the top of the fork-cutting frame 301, a hydraulic station 308 is arranged in the power drawer 104, the hydraulic station 308 is connected with the hydraulic cylinder 303 through an oil supply pipe, a driving motor of the hydraulic station 308 is powered by the power storage battery 105, the hydraulic station 308 drives the fork carriage 301 to move up and down through the hydraulic cylinder 303.
Preferably, be equipped with two sets ofly in the power drawer 104 power storage battery 105, two sets of power storage battery 105 is parallelly connected, and is two sets of power storage battery 105 is close to respectively the both sides limit of power drawer 104, hydraulic pressure station 308 is close to the panel of power drawer 104, be equipped with emergency stop button 106 on the panel of power drawer 104, this emergency stop button 106 is established ties on the power supply line of walking motor, still be equipped with display screen, hand (hold) etc. on the panel of power drawer 104.
The traveling pedal 107 is arranged at one end of the vehicle body 101, two hollow sleepers 304 are arranged at the top of the vehicle body 101 in parallel, an L-shaped slider baffle 305 is arranged on each sleeper 304 along the length of the sleeper 304, the vertical part of each slider baffle 305 is fixedly connected with the corresponding sleeper 304, the transverse part of each slider baffle 305 faces the scissor fork 301, the lower sliding groove is formed between the transverse part of each slider baffle 305 and the corresponding sleeper 304, furthermore, a travel switch 307 is arranged in each lower sliding groove, the travel switch 307 is fixedly arranged in the corresponding lower sliding groove at the inner end of each slider 302, and the travel switch 307 is connected on a power supply line of a driving motor of the hydraulic station 308 in series and used for limiting the ascending height of the scissor fork 301.
The scissor rack 301 is provided with an overhaul support rod 306, one end of the overhaul support rod 306 is provided with a movable lantern ring 306a, the other end of the overhaul support rod 306 is provided with a semicircular support notch 306b, the movable lantern ring 306a is movably sleeved on a hinge shaft between connecting rods at the top of the scissor rack 306, a storage block 309 is arranged in any one of the upper slide grooves, the downward orthographic projection of the storage block 309 is located at the inner end of the travel switch 307, and the free end of the overhaul support rod 306 is placed on the storage block 309.
The N protection units are enclosed into a rectangular frame, the 1 st to the N-1 st protection units form two long sides and one short side of the rectangular frame, the long side of the protection units is formed by an even number of the protection units, the short side of the protection units is formed by one protection unit, the Nth protection unit forms the other short side of the rectangular frame, the protection units comprise a lower protection part 202 and an upper protection part 203 which are connected with each other, the lower protection part 202 is rectangular and connected with the base 1, the upper protection part 203 is in a ladder shape, the large end of the upper protection part is connected with the lower protection part 202, and the operation gap 206 is formed between the waists of the adjacent upper protection parts 203.
Preferably, the lower protection part 202 comprises two protection columns 202b, at least two protection cross bars 202a are connected between the two protection columns 202b, a reinforcing vertical bar 202c is connected between the adjacent protection cross bars 202a, the upper parts of the two protection columns 202b are relatively bent to form a position-giving part 203a, the two position-giving parts 203a are fixedly connected through a top rod 203b to form the upper protection part 203, the hinge 208 is a hinge, the two protection columns 202b of the protection unit forming two long sides and one short side of the rectangular frame are respectively and fixedly connected with the base 201, one protection column 202b of the protection unit forming the other short side of the rectangular frame is hinged with the protection column 202b at the end of one long side through a hinge, and the other protection column 202b of the short side is connected with the protection column 202b at the end of the other long side through the locking structure 207, the locking structure 207 may be a bolt or a strong magnet, and when a strong magnet is used, the protection unit is made of iron.
The upper part of any one of the protection units is provided with a control box 204, the upper part of the control box 204 is open, the control box 204 is used for placing an operating rod, the outer wall of the control box 204 is provided with a hook 205, and the hook 205 is hooked on the top rod 203b of any one of the protection units.
During operation, after an operator enters the operation platform 2 through the walking pedal 107, the operator can operate by adjusting the height of the fork shearing frame 301, after one operation is finished, the trolley can be driven to move to the next operation position, during maintenance, as shown in fig. 2 and 3, the free end of the maintenance support rod 306 is taken down and clamped on the hinge shaft of the connecting rod of the fork shearing frame 301 below through the support notch, so that the fork shearing frame 301 can be kept in a specific stable state without being supported by the hydraulic cylinder 303, the maintenance is convenient, and when the fork shearing frame 301 is not used, the whole fork shearing frame 301 can be folded.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and the scope of the present invention.
Claims (9)
1. The utility model provides a silkworm room operation dolly convenient to remove which characterized in that: the trolley comprises a trolley (1), wherein a lifting mechanism (3) is arranged on the trolley (1), and an operation platform (2) is arranged on the lifting mechanism (3);
the trolley (1) comprises a trolley body (101), wherein a driving travelling wheel (102) and a driven travelling wheel (103) are mounted at the bottom of the trolley body (101), the driving travelling wheel (102) is connected with a travelling motor, an openable power drawer (104) is arranged in the trolley body (101), a power storage battery (105) is mounted in the power drawer (104), and the power storage battery (105) supplies power to the travelling motor so as to drive the driving travelling wheel (102) to travel;
the operation platform (2) comprises a base (201), wherein N protection units are arranged on the base (201), N is a natural number which is more than or equal to 3, the 1 st to the N-1 st protection units are sequentially and fixedly connected, the Nth protection unit is hinged with the N-1 st protection unit through a hinge (208), the Nth protection unit is further connected with the 1 st protection unit through a locking structure (207), all the protection units jointly form a protection structure, an operation notch (206) is arranged between every two adjacent protection units, and the operation notch (206) is close to the upper part of the corresponding protection unit;
the lifting mechanism (3) comprises a fork shearing frame (301) and a hydraulic cylinder (303), one end of the bottom and the top of the fork shearing frame (301) is respectively hinged with the vehicle body (101) and the base (201), the other ends of the bottom and the top of the fork shearing frame (301) are respectively connected with a lifting slide block (302), the top of the vehicle body (101) is provided with a lower chute, the bottom of the base (201) is provided with an upper chute, the lifting slide blocks (302) at the bottom and the top of the fork shearing frame (301) respectively slide in the lower sliding chute and the upper sliding chute, the cylinder barrel of the hydraulic cylinder (303) is hinged with the bottom of the fork shearing frame (301), the telescopic rod of the power drawer is hinged with the top of the fork shearing frame (301), a hydraulic station (308) is also arranged in the power drawer (104), the driving motor of the hydraulic station (308) is powered by the power battery (105), the hydraulic station (308) drives the fork shearing frame (301) to move up and down through a hydraulic cylinder (303).
2. The conveniently movable trolley for silkworm nursery as claimed in claim 1, wherein: a travel switch (307) is arranged in the lower chute, the travel switch (307) is fixedly arranged in the lower chute at the inner end of the corresponding slide block (302), and the travel switch (307) is connected in series on a power supply line of a driving motor of the hydraulic station (308).
3. A portable silkworm room working trolley according to claim 1 or 2, characterized in that: the top of the vehicle body (101) is provided with a hollow sleeper (304), an L-shaped sliding block baffle plate (305) is arranged on the sleeper (304) along the length direction of the sleeper, the vertical part of the sliding block baffle plate (305) is fixedly connected with the sleeper (304), the transverse part of the sliding block baffle plate (305) faces the fork shearing frame (301), and the lower sliding groove is formed between the transverse part of the sliding block baffle plate (305) and the corresponding sleeper (304).
4. The conveniently movable trolley for silkworm nursery as claimed in claim 2, wherein: the maintenance support rod (306) is arranged on the fork shearing frame (301), a movable sleeve ring (306a) is arranged at one end of the maintenance support rod (306), a support notch (306b) is formed in the other end of the maintenance support rod, the movable sleeve ring (306a) is movably sleeved on a hinge shaft between connecting rods at the top of the fork shearing frame (301), an object placing block (309) is arranged in an upper sliding groove, a downward orthographic projection of the object placing block (309) is located at the inner end of a travel switch (307), and the free end of the maintenance support rod (306) is placed on the object placing block (309).
5. The conveniently movable trolley for silkworm nursery as claimed in claim 1, wherein: an emergency stop button (106) is arranged on a panel of the power drawer (104), and the emergency stop button (106) is connected in series on a power supply line of the walking motor.
6. A portable silkworm room operation trolley as claimed in claim 1, 2 or 5, wherein: the protection unit comprises a lower protection part (202) and an upper protection part (203) which are connected with each other, wherein the lower protection part (202) is rectangular and is connected with the base (201), the upper protection part (203) is trapezoidal, the large end of the upper protection part is connected with the lower protection part (202), and the operation notch (206) is formed between the waists of the upper protection part (203).
7. The conveniently movable carriage for silkworm nursery operations as claimed in claim 6, wherein: the lower protection part (202) comprises two protection upright posts (202b), at least two protection cross rods (202a) are connected between the two protection upright posts (202b), a reinforcing vertical rod (202c) is connected between every two adjacent protection cross rods (202a), the upper parts of the two protection upright posts (202b) are bent relatively to form a position yielding part (203a), and the two position yielding parts (203a) are fixedly connected through a push rod (203b) to form the upper protection part (203);
two protection upright columns (202b) of the protection units from 1 st to N-1 st are respectively fixedly connected with the base (201), one protection upright column (202b) of the protection unit from the Nth is hinged with the protection upright column (202b) of the protection unit from the N-1 st through the hinge (208), and the other protection upright column (202b) of the protection unit from the Nth is connected with the protection unit from the 1 st through the locking structure (207).
8. The conveniently movable carriage for silkworm nursery operations as claimed in claim 6, wherein: the upper portion of any one protection unit is provided with a control box (204), the upper portion of the control box (204) is open, the outer wall of the control box (204) is provided with a hook (205), the hook (205) is hooked at the top of any one protection unit, and the control box (204) is used for placing an operating rod.
9. The conveniently movable trolley for silkworm nursery as claimed in claim 1, wherein: the N protection units are enclosed into a rectangular frame, the 1 st to the N-1 st protection units form two long sides and one short side of the rectangular frame, the long sides are formed by an even number of the protection units, the short sides are formed by one protection unit, and the Nth protection unit forms the other short side of the rectangular frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920784945.5U CN210620168U (en) | 2019-05-28 | 2019-05-28 | Silkworm room operation dolly convenient to remove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920784945.5U CN210620168U (en) | 2019-05-28 | 2019-05-28 | Silkworm room operation dolly convenient to remove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210620168U true CN210620168U (en) | 2020-05-26 |
Family
ID=70750811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920784945.5U Active CN210620168U (en) | 2019-05-28 | 2019-05-28 | Silkworm room operation dolly convenient to remove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210620168U (en) |
-
2019
- 2019-05-28 CN CN201920784945.5U patent/CN210620168U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104923774B (en) | Automatic slag removal machine for ingot casting | |
| CN204310771U (en) | A kind of vehicle-carrying lifting service platform | |
| CN204875536U (en) | High -speed railway bridge construction platform elevating gear | |
| CN209021080U (en) | A kind of lift mould replacing trolley | |
| CN104555500A (en) | Automatic colored steel insulation board feeding machine | |
| CN210620168U (en) | Silkworm room operation dolly convenient to remove | |
| CN103662750B (en) | Section bar Automatic-dumping palletizing apparatus | |
| CN208925011U (en) | A kind of automatic cocoon-picking flow-line equipment | |
| CN102430740B (en) | Grabbing and moving device for lead-acid storage battery plate grid | |
| CN201864500U (en) | Chain sling hoister for closestool vertical casting line | |
| CN212176505U (en) | Novel adjustable safety fixing type hanging basket for construction | |
| CN108401660A (en) | A kind of fruit and vegetable picking auxiliary robot and method | |
| CN209585566U (en) | A kind of building outside climbing type CONSTRUCTION OPERATIONS platform | |
| CN210492243U (en) | Clean silkworm room operation vehicle without peculiar smell | |
| CN214428963U (en) | Power distribution cabinet | |
| CN102717422A (en) | Small-sized brick press | |
| CN206187858U (en) | Working piece transporting device | |
| CN212554346U (en) | Gantry type truss for oil brushing machine | |
| CN211572480U (en) | Functional frame for building construction | |
| CN211255177U (en) | Municipal works electromechanical device's salvagees device | |
| CN111483039A (en) | Full-automatic ridge tile press | |
| CN207986441U (en) | A kind of elevator not taking up an area space of planes | |
| CN202291887U (en) | Dual alternate hauling device for steel bar welding net production line | |
| CN201419437Y (en) | Movable automatic palletizer | |
| CN207619639U (en) | A kind of sewing device for clothes production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |