CN213053818U - Automobile parts positioner that drills - Google Patents
Automobile parts positioner that drills Download PDFInfo
- Publication number
- CN213053818U CN213053818U CN202021673372.8U CN202021673372U CN213053818U CN 213053818 U CN213053818 U CN 213053818U CN 202021673372 U CN202021673372 U CN 202021673372U CN 213053818 U CN213053818 U CN 213053818U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- fastening block
- base
- positioning device
- block
- 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.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Drilling And Boring (AREA)
Abstract
The utility model discloses an automobile part drilling positioning device, which comprises a base, a guide rod and a fastening block, wherein the top of the base is embedded and connected with the guide rod, the top of the guide rod is fixedly connected with the fastening block, one side of the top of the fastening block is fixedly connected with a limit nut, the middle part of the top of the fastening block is fixedly connected with a fixed block, the bottom of the fixed block is embedded and connected with a connecting rod, the inside of the base is fixedly connected with an inner groove, the inside top end of the inner groove is fixedly connected with a hydraulic cylinder, the bottom of the hydraulic cylinder is embedded and connected with a piston rod, the piston rod can be driven by the hydraulic cylinder to extend and retract up and down, so as to conveniently drive an adjusting pressure plate to extrude and fix or loosen a workpiece, an adjusting mechanism well embodies the effective applicability of the automobile part drilling positioning device, a pressing mechanism, has wide development prospect in the future.
Description
Technical Field
The utility model relates to an automobile parts processing technology field specifically is an automobile parts positioner that drills.
Background
The automobile parts are all called automobile parts, namely all units forming the whole automobile and products serving the automobile, the parts need to be drilled for facilitating connection among the parts, and the parts are difficult to fix by a traditional drilling method, so that a drilling and positioning device for the automobile parts is needed for facilitating fixing operation.
The clamp in the prior art is complex to adjust when in use, especially when drilling aiming at workpieces of different models, especially has the special-shaped workpiece of periphery, and corresponding clamping force can not be satisfied to ordinary clamp, can not adjust according to the actual demand aiming at parts of different shapes, and it is not hard up to appear easily in the course of working, and then leads to workpiece drilling precision to appear the deviation, causes the disability rate of work piece base to increase.
Therefore, how to design a drilling positioning device for automobile parts becomes a problem which needs to be solved currently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automobile parts positioner that drills to when solving the work piece drilling to different models that proposes in the above-mentioned background art, especially having the special-shaped work piece of periphery, the unable corresponding centre gripping dynamics that satisfies of ordinary anchor clamps appears not hard up problem easily in the course of working.
In order to achieve the above object, the utility model provides a following technical scheme: a drilling and positioning device for automobile parts comprises a base, a guide rod and a fastening block, wherein the guide rod is connected to the top of the base in an embedded manner, the fastening block is fixedly connected to the top of the guide rod, a limiting nut is fixedly connected to one side of the top of the fastening block, a fixing block is fixedly connected to the middle part of the top of the fastening block, a connecting rod is connected to the bottom of the fixing block in an embedded manner, an inner groove is fixedly connected to the inside of the base, a hydraulic cylinder is fixedly connected to the top end of the inner groove, a piston rod is connected to the bottom of the hydraulic cylinder in an embedded manner, a lower top plate is fixedly connected to the bottom of the piston rod, an adjusting pressure plate is movably connected to one side of the bottom of the connecting rod in an embedded manner, a rotating shaft is connected, one side fixedly connected with connecting plate of motor, the top embedding of connecting plate is connected with second fixation nut, the top intermediate position fixedly connected with processing platform of base, the top swing joint of processing platform has the work piece, the surperficial swing joint of work piece has the circle mark.
Preferably, one side of the bottom of the fastening block is movably connected with an anti-skid block.
Preferably, the surface of the adjusting pressure plate is tightly attached with a rubber pad.
Preferably, the bottom of the inner groove is fixedly connected with an elastic pad.
Preferably, the guide rod at the top of the base, the fastening block at the top of the guide rod, the limiting nut at one side of the top of the fastening block, the fixing block at the middle part of the top of the fastening block, the connecting rod at the bottom of the fixing block, the inner groove inside the base, the hydraulic cylinder at the top end inside the inner groove, the piston rod at the bottom of the hydraulic cylinder and the lower top plate at the bottom of the piston rod jointly form the pressing mechanism.
Preferably, the adjusting mechanism is composed of an adjusting pressure plate on one side of the bottom of the connecting rod, a rotating shaft inside the adjusting pressure plate, a motor on one side of the rotating shaft, a first fixing nut on the other side of the rotating shaft, a connecting plate on one side of the motor, a second fixing nut on the top of the connecting plate, a machining table in the middle of the top of the base and a workpiece on the top of the machining table.
Compared with the prior art, the beneficial effects of the utility model are that:
1. according to the drilling positioning device for the automobile parts, by arranging the pressing mechanism, when the drilling work is carried out, after a workpiece is placed and fixed on the processing table, a worker can start the hydraulic cylinder in the base to operate, the hydraulic cylinder drives the bottom piston rod to move downwards, the length of the piston rod is fixed, the length of the piston rod is lower than the height of the inner groove, meanwhile, the piston rod drives the lower top plate to move downwards in the inner groove, the maximum distance of the lower top plate pressed downwards is conveniently limited, and therefore the fixing stability of the drilling positioning device for the automobile parts is well reflected;
2. this kind of automobile parts drilling positioner, through setting up adjustment mechanism, drilling work makes, the staff places the work piece at the processing bench, processing bench top both sides shape is sunken, conveniently block and fix the work piece, when meetting the work piece of different forms simultaneously, the staff can open the motor, the motor drives the pivot and rotates, the pivot drives the regulation pressure disk simultaneously and rotates, adjust pressure disk appearance clamp plate diverse all around, thereby fine embodiment this automobile parts drilling positioner's effective suitability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;
FIG. 3 is a schematic side sectional view of the present invention;
fig. 4 is an enlarged schematic view of the structure at a of the present invention;
in the figure: 1. the device comprises a base, 2, a guide rod, 3, a fastening block, 4, a limiting nut, 5, a fixing block, 6, an adjusting pressure plate, 7, an anti-skid block, 8, a workpiece, 9, a lower top plate, 10, a rubber pad, 11, a first fixing nut, 12, a ring mark, 13, a connecting rod, 14, a hydraulic cylinder, 15, an elastic pad, 16, a piston rod, 17, an inner groove, 18, a motor, 19, a second fixing nut, 20, a connecting plate, 21, a rotating shaft, 22 and a processing table.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a drilling and positioning device for automobile parts comprises a base 1, a guide rod 2 and a fastening block 3, wherein the top of the base 1 is connected with the guide rod 2 in an embedded manner, the top of the guide rod 2 is fixedly connected with the fastening block 3, one side of the top of the fastening block 3 is fixedly connected with a limiting nut 4, the middle part of the top of the fastening block 3 is fixedly connected with a fixing block 5, the bottom of the fixing block 5 is connected with a connecting rod 13 in an embedded manner, the inside of the base 1 is fixedly connected with an inner groove 17, the top end of the inside of the inner groove 17 is fixedly connected with a hydraulic cylinder 14, the bottom of the hydraulic cylinder 14 is connected with a piston rod 16 in an embedded manner, the bottom of the piston rod 16 is fixedly connected with a lower top plate 9, one side of the bottom of the connecting rod 13 is movably connected with an adjusting pressure plate 6, one side of the motor 18 is fixedly connected with a connecting plate 20, the top of the connecting plate 20 is connected with a second fixing nut 19 in an embedded mode, the middle position of the top of the base 1 is fixedly connected with a processing table 22, the top of the processing table 22 is movably connected with a workpiece 8, and the surface of the workpiece 8 is movably connected with a ring mark 12.
Preferably, bottom one side swing joint of grip block 3 has non slipping spur 7, because in current device, the device is at the fixed work piece in-process of extrusion, the grip block can drive the regulation pressure disk and move down, and grip block downward work is the pulling through the guide bar, when not using, the grip block can the lapse because of self weight, consequently fixed unstable, through setting up non slipping spur 7, at the bottom installation non slipping spur 7 of grip block 3, non slipping spur 7 is fixed closely on 2 junctions with grip block 3 of guide bar, non slipping spur 7 can block grip block 3 and follow 2 lapse of guide bar, thereby the fine accuracy that has embodied the device.
Preferably, the surface of adjusting pressure disk 6 closely laminates rubber pad 10, because when fixing the work piece, adjusts the pressure disk and extrudes fixed dynamics downwards and is uncontrollable, produces the collision with the work piece easily to make work piece epidermis wearing and tearing, through setting up rubber pad 10, at the surface mounting rubber pad 10 of adjusting pressure disk 6, rubber pad 10 can stop adjusting pressure disk 6 and 8 collisions of work piece, has certain resistance, avoids 8 wearing and tearing of work piece, thereby fine embodiment the device's of detail nature.
Preferably, the bottom of the inner groove 17 is fixedly connected with the elastic cushion 15, when the existing device is used for fixing a workpiece, the hydraulic cylinder drives the lower top plate connected with the bottom piston rod to move downwards, sometimes the hydraulic cylinder collides with the bottom of the inner groove, so that the bottom of the inner groove is abraded, the bottom of the inner groove can make a collision sound and generate noise, the elastic cushion 15 is arranged at the inner bottom end of the inner groove 17, the elastic cushion 15 has certain toughness, the lower top plate 9 can be prevented from directly colliding with the bottom of the inner groove 17 to generate the noise conveniently, the noise is reduced, the abrasion of the lower top plate 9 is avoided, and the applicability of the device is well reflected.
Preferably, the guide rod 2 at the top of the base 1, the fastening block 3 at the top of the guide rod 2, the limit nut 4 at one side of the top of the fastening block 3, the fixing block 5 at the middle part of the top of the fastening block 3, the connecting rod 13 at the bottom of the fixing block 5, the inner groove 17 inside the base 1, the hydraulic cylinder 14 at the top end inside the inner groove 17, the piston rod 16 at the bottom of the hydraulic cylinder 14 and the lower top plate 9 at the bottom of the piston rod 16 jointly form a pressing mechanism, because the existing device has simple structure and can not well fix a workpiece, the workpiece is easy to loose in the processing process, further the drilling precision of the workpiece is easy to deviate, the rejection rate of a workpiece blank is increased, through the arrangement of the pressing mechanism, when the drilling work is carried out, after the workpiece 8 is placed on the processing table 22 and fixed, a worker can start the hydraulic cylinder 14 inside the base 1 to, the length of the piston rod 14 is fixed, the length of the piston rod is lower than the height of the inner groove 17, meanwhile, the piston rod 14 drives the lower top plate 9 to move downwards in the inner groove 17, the size of the inner groove 17 is set to be proper, the maximum distance for pressing the lower top plate 9 downwards is conveniently limited, the extrusion degree of the adjusting pressure plate 6 in the straight space for pressing and fixing the workpiece 8 is controlled, the workpiece 8 is prevented from being crushed due to overlarge pressure, meanwhile, the lower top plate 9 drives the two guide rods 2 to move downwards, the guide rods 2 are embedded into the fastening block 3 and fixed through the limiting nuts 4, meanwhile, the guide rods 2 drive the fastening block 3 to move downwards, so that the adjusting pressure plate 6 is driven to extrude downwards, the bottom workpiece 8 is fixed, a worker can conveniently drill holes along the ring marks 12 set on the surface of the workpiece 8, and after the hole drilling is finished, the hydraulic cylinder 14 is controlled to drive the piston rod 16 to move upwards, so, the workpiece 8 after drilling is conveniently taken out, so that the fixing stability of the drilling positioning device for the automobile parts is well embodied.
Preferably, the adjusting pressure plate 6 on one side of the bottom of the connecting rod 13, the rotating shaft 21 inside the adjusting pressure plate 6, the motor 18 on one side of the rotating shaft 21, the first fixing nut 11 on the other side of the rotating shaft 21, the connecting plate 20 on one side of the motor 18, the second fixing nut 19 on the top of the connecting plate 20, the processing table 22 in the middle position of the top of the base 1 and the workpiece 8 on the top of the processing table 22 jointly form an adjusting mechanism, because the adjusting mechanism in the prior art is complex to adjust when in use, especially when drilling different types of workpieces, especially special-shaped workpieces with circumferential surfaces, a common clamp cannot meet corresponding clamping force, and cannot adjust parts in different shapes according to actual requirements, by arranging the adjusting mechanism, during drilling work, a worker places the workpiece 8 on the processing table 22, the shapes of two sides of the top of the processing table 22 are concave, thereby conveniently blocking and fixing the workpiece 8, when meetting the work piece 8 of different forms simultaneously, motor 18 can be opened to the staff, motor 18 drives pivot 21 and rotates, pivot 21 drives regulation pressure disk 6 and rotates simultaneously, adjust pressure disk 6 appearance clamp plate diverse all around, the staff can adjust according to the work piece 8 of different shapes, thereby be convenient for make regulation pressure disk 6 and work piece 8 laminating inseparable, make work piece 8 fixed fastening, make things convenient for the staff to drill, motor 18 bottom is fixed and is provided with connecting plate 20 simultaneously, there is the screw on the connecting plate 20, make things convenient for second fixation nut 19 to change over to and fix the stability with electrovalence 18, conveniently fix and dismantle motor 18, be convenient for carry out the maintenance of single accessory after damaging, thereby fine embodiment this automobile parts drilling positioner's effective suitability.
The working principle is as follows: firstly, the anti-skidding block 7 is arranged at the bottom of the fastening block 3, the anti-skidding block 7 is tightly fixed at the joint of the anti-skidding block 7 and the fastening block 3 on the guide rod 2, and the anti-skidding block 7 can prevent the fastening block 3 from sliding downwards along the guide rod 2, so that the accuracy of the device is well embodied;
then, by arranging the rubber pad 10, the rubber pad 10 is arranged on the surface of the adjusting pressure plate 6, the rubber pad 10 can prevent the adjusting pressure plate 6 from colliding with the workpiece 8, certain resistance is generated, the workpiece 8 is prevented from being abraded, and the detail of the device is well embodied;
then, by arranging the elastic cushion 15, the elastic cushion 15 is arranged at the bottom end inside the inner groove 17, and the elastic cushion 15 has certain toughness, so that the lower top plate 9 can be prevented from directly colliding with the bottom of the inner groove 17 to generate sound, the noise is reduced, the lower top plate 9 is prevented from being abraded, and the applicability of the device is well reflected;
subsequently, by arranging the pressing mechanism, when drilling is carried out, after the workpiece 8 is placed on the processing table 22 and fixed, a worker can start the hydraulic cylinder 14 inside the base 1 to operate, the hydraulic cylinder 14 drives the bottom piston rod 16 to move downwards, the length of the piston rod 14 is fixed, the length of the piston rod is lower than the height of the inner groove 17, meanwhile, the piston rod 14 drives the lower top plate 9 to move downwards in the inner groove 17, the size of the inner groove 17 is set to be proper, the maximum distance for pressing the lower top plate 9 downwards is conveniently limited, so that the straight extrusion degree of the workpiece 8 fixed by pressing the adjusting pressure plate 6 downwards is controlled, the workpiece 8 is prevented from being crushed due to overlarge pressure, meanwhile, the lower top plate 9 drives the two guide rods 2 to move downwards, the guide rods 2 are embedded into the fastening blocks 3 and fixed through the limiting nuts 4, meanwhile, the guide rods 2 drive the fastening blocks 3 to move downwards, so as to drive the adjusting pressure plate, the bottom workpiece 8 is fixed, so that a worker can conveniently drill along the circle mark 12 set on the surface of the workpiece 8, and after drilling is finished, the hydraulic cylinder 14 is controlled to drive the piston rod 16 to move upwards, so that the workpiece 8 is not fixed by the adjusting pressure plate 6 any more, the workpiece 8 after drilling is conveniently taken out, and the fixing stability of the automobile part drilling positioning device is well reflected;
finally, through the arrangement of the adjusting mechanism, when drilling is carried out, a worker places the workpiece 8 on the processing table 22, the two sides of the top of the processing table 22 are concave in shape, so that the workpiece 8 is conveniently blocked and fixed, meanwhile, when the workpiece 8 in different shapes is encountered, the worker can open the motor 18, the motor 18 drives the rotating shaft 21 to rotate, the rotating shaft 21 drives the adjusting pressure plate 6 to rotate, the appearance pressure plates on the periphery of the adjusting pressure plate 6 are different, the worker can adjust according to the workpieces 8 in different shapes, so that the adjusting pressure plate 6 is tightly attached to the workpiece 8, the workpiece 8 is fixedly fastened, the worker can conveniently drill, the bottom of the motor 18 is fixedly provided with the connecting plate 20, the connecting plate 20 is provided with screw holes, the second fixing nut 19 can conveniently rotate to fix and stabilize the electricity price 18, the motor 18 is conveniently fixed and detached, and maintenance of a single accessory after damage is facilitated, therefore, the effective applicability of the drilling positioning device for the automobile parts is well embodied, and the working principle of the drilling positioning device for the automobile parts is the working principle.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an automobile parts drilling positioner, includes base (1), guide bar (2) and fastening block (3), its characterized in that: the top of the base (1) is connected with a guide rod (2) in an embedded manner, the top of the guide rod (2) is fixedly connected with a fastening block (3), one side of the top of the fastening block (3) is fixedly connected with a limit nut (4), the middle part of the top of the fastening block (3) is fixedly connected with a fixed block (5), the bottom of the fixed block (5) is connected with a connecting rod (13) in an embedded manner, the inside of the base (1) is fixedly connected with an inner groove (17), the top end of the inside of the inner groove (17) is fixedly connected with a hydraulic cylinder (14), the bottom of the hydraulic cylinder (14) is connected with a piston rod (16) in an embedded manner, the bottom of the piston rod (16) is fixedly connected with a lower top plate (9), one side of the bottom of the connecting rod (13) is movably connected, one side nested connection of pivot (21) has motor (18), the opposite side nested connection of pivot (21) has first fixation nut (11), one side fixedly connected with connecting plate (20) of motor (18), the top embedding of connecting plate (20) is connected with second fixation nut (19), the top intermediate position fixedly connected with processing platform (22) of base (1), the top swing joint of processing platform (22) has work piece (8).
2. The automobile part drilling and positioning device as claimed in claim 1, wherein: the surface of the workpiece (8) is movably connected with a ring mark (12).
3. The automobile part drilling and positioning device as claimed in claim 1, wherein: one side of the bottom of the fastening block (3) is movably connected with an anti-skid block (7).
4. The automobile part drilling and positioning device as claimed in claim 1, wherein: the surface of the adjusting pressure plate (6) is tightly attached with a rubber pad (10).
5. The automobile part drilling and positioning device as claimed in claim 1, wherein: the bottom of the inner groove (17) is fixedly connected with an elastic pad (15).
6. The automobile part drilling and positioning device as claimed in claim 1, wherein: guide bar (2) at base (1) top, fastening block (3) at guide bar (2) top, stop nut (4) of fastening block (3) top one side, fixed block (5) of fastening block (3) top middle part, connecting rod (13) of fixed block (5) bottom, inside groove (17) of base (1), pneumatic cylinder (14) on inside top of inside groove (17), piston rod (16) and lower roof (9) of piston rod (16) bottom of pneumatic cylinder (14) constitute pressing mechanism jointly.
7. The automobile part drilling and positioning device as claimed in claim 1, wherein: the adjusting mechanism is characterized in that an adjusting pressure plate (6) on one side of the bottom of the connecting rod (13), a rotating shaft (21) inside the adjusting pressure plate (6), a motor (18) on one side of the rotating shaft (21), a first fixing nut (11) on the other side of the rotating shaft (21), a connecting plate (20) on one side of the motor (18), a second fixing nut (19) on the top of the connecting plate (20), a processing table (22) in the middle position of the top of the base (1) and a workpiece (8) on the top of the processing table (22) jointly form the adjusting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021673372.8U CN213053818U (en) | 2020-08-12 | 2020-08-12 | Automobile parts positioner that drills |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021673372.8U CN213053818U (en) | 2020-08-12 | 2020-08-12 | Automobile parts positioner that drills |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213053818U true CN213053818U (en) | 2021-04-27 |
Family
ID=75582091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021673372.8U Expired - Fee Related CN213053818U (en) | 2020-08-12 | 2020-08-12 | Automobile parts positioner that drills |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213053818U (en) |
-
2020
- 2020-08-12 CN CN202021673372.8U patent/CN213053818U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108555125B (en) | Wheel rim valve hole punching device and wheel rim valve hole punching method | |
| CN207359685U (en) | A kind of automobile handware stamping equipment of automatic positioning | |
| CN112108602A (en) | Gear forging die and forging process thereof | |
| CN213053818U (en) | Automobile parts positioner that drills | |
| CN201102167Y (en) | Burr removing machine tool | |
| CN219632637U (en) | Perforating device that hardware fastener processing was used | |
| CN211028191U (en) | Positioning device for punching curtain wall curved surface section bar | |
| CN2882859Y (en) | Digital controlled boring machine | |
| CN217550987U (en) | Guide arm forming machine capable of being positioned at multiple angles | |
| CN216138673U (en) | Polisher that pole pile mould drawing of patterns was used | |
| CN213317831U (en) | Drilling machine tool for die machining | |
| CN210615910U (en) | Tool changing device for milling machine | |
| CN104001964A (en) | Side-clamping drilling device for mold/die plates | |
| CN218744999U (en) | Perforating device for tire mold | |
| CN210586529U (en) | Sheet metal machining and bending device | |
| CN217889196U (en) | Novel frame punching machine | |
| CN213164545U (en) | Polishing device for sole mold | |
| CN218487307U (en) | Clamp for upper die corner planing process | |
| CN216966361U (en) | Punching equipment for steel structure machining production | |
| CN213728878U (en) | Automobile fastener stamping die device convenient to get piece | |
| CN220761647U (en) | Drilling device for bridge frame machining | |
| CN213797955U (en) | Building templates is with extrusion molding mould that has distance and cut structure | |
| CN218195006U (en) | Clamping device for forging die convenient to fix angle | |
| CN214643461U (en) | Fixing device for mechanical design | |
| CN219944372U (en) | Port expanding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210427 |