CN219465474U - Fixing device for production of civil air defense door - Google Patents
Fixing device for production of civil air defense door Download PDFInfo
- Publication number
- CN219465474U CN219465474U CN202320527347.6U CN202320527347U CN219465474U CN 219465474 U CN219465474 U CN 219465474U CN 202320527347 U CN202320527347 U CN 202320527347U CN 219465474 U CN219465474 U CN 219465474U
- Authority
- CN
- China
- Prior art keywords
- pair
- racks
- rack
- clamping plate
- defense door
- 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
Landscapes
- Wing Frames And Configurations (AREA)
Abstract
The utility model discloses a fixing device for production of a civil air defense door, which relates to the technical field of clamps and comprises a workbench supported by a plurality of supporting legs, wherein the bottom surface of the workbench is provided with a gear-rack transmission structure, two moving ends of the gear-rack transmission structure are respectively connected with a first clamping plate and a second clamping plate, the upper edges of the first clamping plate and the second clamping plate are higher than the upper surface of the work, and the gear-rack transmission structure can simultaneously drive the first clamping plate and the second clamping plate to fixedly clamp the two ends of a civil air defense door body on the workbench; according to the utility model, the first clamping plate and the second clamping plate are driven by the gear-rack transmission structure to clamp the two end faces of the civil air defense door body on the workbench, the horizontal direction of the civil air defense door body is clamped, the fixing is firm, the processing precision is improved, meanwhile, the acting force is not on the upper surface of the civil air defense door body, the clamping position is not required to be switched, and the processing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of clamps, in particular to a fixing device for production of a civil air defense door.
Background
In the processing process of the civil air defense door, the surface of the civil air defense door is required to be subjected to mechanical processing such as cutting, drilling, polishing and the like. In the machining processes, the civil air defense door is required to be fixed, the civil air defense door is placed on the platform in the existing mode, one side of the civil air defense door is pressed, friction between the civil air defense door and the workbench and friction between the civil air defense door and the pressing plate are increased, the other side of the civil air defense door are machined, after machining of the other side of the civil air defense door, the pressing position is switched, and then the previously pressed side of the civil air defense door is machined. When the existing mode compresses tightly the civil air defense door, the dynamics is unfavorable too big to avoid damaging the door body, and the dynamics of compressing tightly force is not big, and frictional force is less, will appear the fixed unstable problem of civil air defense door, influences machining precision, in addition, switches and compresses tightly the position and adjusts the processing position and be required spending, has reduced the machining efficiency of civil air defense door.
Disclosure of Invention
According to the fixing device for the production of the civil air defense door, disclosed by the utility model, the first clamping plate and the second clamping plate are driven by the gear rack transmission structure to clamp the two end faces of the civil air defense door body on the workbench, the two end faces are clamped in the horizontal direction, the fixing is firm, the processing precision is improved, meanwhile, the acting force is not on the upper surface of the civil air defense door body, the clamping position is not required to be switched, and the processing efficiency is improved.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a fixing device for people's air defense door production, includes the workstation that supports through a plurality of supporting legs, the workstation bottom surface is provided with rack and pinion transmission structure, rack and pinion transmission structure both ends remove and are connected with first splint and second splint respectively, the upper edge of first splint and second splint is higher than the upper surface of work, and rack and pinion transmission structure can drive first splint and second splint simultaneously and carry out fixed centre gripping to people's air defense door body both ends on the workstation.
Preferably, the gear rack transmission structure comprises a driving piece, a central rack with teeth at two sides, a pair of first racks with teeth at two sides, a pair of second racks, a pair of first gears, a pair of second gears and a pair of limiting plates, wherein the pair of limiting plates are parallel and fixedly arranged on the lower bottom surface of the workbench, five pairs of limiting openings are uniformly formed in the pair of limiting plates, the central rack slides and penetrates through the central limiting opening, the pair of first racks respectively slide and penetrate through two pairs of limiting openings adjacent to the central limiting opening, and the pair of second racks respectively slide and penetrate through the two outermost limiting openings; the first gears are respectively arranged at positions between the first racks and the central racks, the first gears are simultaneously meshed with the central racks and the first racks, the second gears are respectively arranged at positions between the first racks and the second racks, the second gears are simultaneously meshed with the second racks and the first racks, and the first gears and the second gears are respectively connected with the lower bottom surface of the workbench in a rotating way through rotating shafts; the driving piece can drive the central rack to move; the first clamping plate is fixedly connected with one ends of the pair of first racks, the second clamping plate is fixedly connected with one ends of the pair of second racks, and the first clamping plate and the second clamping plate are respectively located on two sides of the workbench.
Preferably, the driving piece is a cylinder, the cylinder is fixedly connected with the supporting leg, the bottom of the central rack is fixedly connected with a fixing plate, and the telescopic end of the cylinder is connected with the fixing plate.
Preferably, the first rack and the pair of second racks are provided with sliding strips along the sliding direction, a sliding groove is formed in a limiting opening of the limiting plate, and the sliding strips are in sliding connection with the sliding groove.
Preferably, the side walls of the first clamping plate and the second clamping plate facing the inner side of the workbench are provided with rubber pads.
The utility model provides a fixing device for production of a civil air defense door, which has the following beneficial effects:
1. according to the utility model, the first clamping plate and the second clamping plate are driven by the gear-rack transmission structure to clamp the two end faces of the civil air defense door body on the workbench, so that the horizontal direction of the civil air defense door body is clamped, the fixing is firm, the processing precision is improved, meanwhile, the acting force is not on the upper surface of the civil air defense door body, the clamping position is not required to be switched, and the processing efficiency is improved;
2. according to the utility model, rubber pads are arranged on the inner sides of the first clamping plate and the second clamping plate, so that on one hand, the end face of the civil air defense door body is prevented from being scratched, and on the other hand, the friction force between the other side of the first clamping plate and the civil air defense door body is increased; the center rack, the first rack and the second rack are matched in the limiting opening through sliding connection of the sliding strip and the sliding groove, so that the moving stability is improved.
Drawings
Fig. 1 is a bottom view of a fixing device for civil air defense door production according to the present utility model.
Fig. 2 is a left side cross-sectional view of a fixing device for civil air defense door production according to the present utility model.
FIG. 3 is a schematic view of a central rack of a fixing device for civil air defense door production according to the present utility model.
In the figure: 1. a civil air defense door body; 2. a rubber pad; 3. a second clamping plate; 4. a limiting plate; 5. a first rack; 6. a central rack; 7. support legs; 8. a limit opening; 9. a second rack; 10. a work table; 11. a rotating shaft; 12. a fixing plate; 13. a first clamping plate; 14. a first gear; 15. a second gear; 16. a cylinder; 17. a slide bar; 18. and a sliding groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, the fixing device for civil air defense door production comprises a workbench 10 supported by a plurality of supporting legs 7, wherein a rack and pinion transmission structure is arranged on the bottom surface of the workbench 10, two moving ends of the rack and pinion transmission structure are respectively connected with a first clamping plate 13 and a second clamping plate 3, the upper edges of the first clamping plate 13 and the second clamping plate 3 are higher than the upper surface of the work, and the rack and pinion transmission structure can simultaneously drive the first clamping plate 13 and the second clamping plate 3 to fixedly clamp the two ends of a civil air defense door body 1 on the workbench 10; the gear rack transmission structure comprises a driving piece, a central rack 6 with teeth on two sides, a pair of first racks 5 with teeth on two sides, a pair of second racks 9, a pair of first gears 14, a pair of second gears 15 and a pair of limiting plates 4, wherein the pair of limiting plates 4 are parallel and fixedly arranged on the lower bottom surface of a workbench 10, five pairs of limiting openings 8 are uniformly formed in the pair of limiting plates 4, the central rack 6 penetrates through the central limiting opening 8 in a sliding manner, the pair of first racks 5 penetrate through the two pairs of limiting openings 8 adjacent to the central limiting opening 8 in a sliding manner, and the pair of second racks 9 penetrate through the two outermost limiting openings 8 in a sliding manner; a pair of first gears 14 are respectively arranged at positions between the pair of first racks 5 and the central rack 6, the first gears 14 are simultaneously connected with the central rack 6 and the first racks 5 in a meshed manner, a pair of second gears 15 are respectively arranged at positions between the pair of first racks 5 and the pair of second racks 9, the second gears 15 are simultaneously connected with the second racks 9 and the first racks 5 in a meshed manner, and the first gears 14 and the second gears 15 are respectively connected with the lower bottom surface of the workbench 10 in a rotating manner through rotating shafts 11; the driving piece can drive the central rack 6 to move; the first clamping plate 13 is fixedly connected with one ends of a pair of first racks 5, the second clamping plate 3 is fixedly connected with one ends of a pair of second racks 9, and the first clamping plate 13 and the second clamping plate 3 are respectively positioned at two sides of the workbench 10; the driving piece is an air cylinder 16, the air cylinder 16 is fixedly connected with the supporting leg 7, the bottom of the central rack 6 is fixedly connected with a fixed plate 12, and the telescopic end of the air cylinder 16 is connected with the fixed plate 12; the first racks 5 and the pair of second racks 9 are provided with sliding strips 17 along the sliding direction, a sliding groove 18 is formed in a limiting opening 8 of the limiting plate 4, and the sliding strips 17 are in sliding connection with the sliding groove 18; the side walls of the first clamping plate 13 and the second clamping plate 3 facing the inner side of the workbench 10 are provided with rubber pads 2.
The detailed connection means are known in the art, and the following mainly introduces the working principle and process, specifically as follows:
according to the description, as shown in fig. 1-3, when the air defense door is working, the first clamping plate 13 and the second clamping plate 3 are driven to be away from each other through the rack and pinion transmission structure, the air defense door body 1 is placed on the workbench 10, the rack and pinion transmission structure is operated again, the first clamping plate 13 and the second clamping plate 3 are driven to be close to each other, and as the upper edges of the first clamping plate 13 and the second clamping plate 3 are higher than the upper surface of the work, two opposite end surfaces of the air defense door body 1 can be clamped, the end surfaces of the long edges of the air defense door body 1 are optimally selected to be clamped, and the horizontal direction of the air defense door body is clamped.
Specific structure and work of the gear rack transmission structure: the gear rack transmission structure comprises a driving piece, a central rack 6 with teeth on two sides, a pair of first racks 5 with teeth on two sides, a pair of second racks 9, a pair of first gears 14, a pair of second gears 15 and a pair of limiting plates 4, wherein the pair of limiting plates 4 are parallel and fixedly arranged on the lower bottom surface of a workbench 10, the pair of limiting plates 4 are uniformly provided with five pairs of limiting openings 8, the central rack 6 is slidably penetrated in the central limiting opening 8, the pair of first racks 5 are respectively slidably penetrated in the two pairs of limiting openings 8 adjacent to the central limiting opening 8, and the pair of second racks 9 are respectively slidably penetrated in the outermost two limiting openings 8; the first gear 14 is simultaneously connected with the central rack 6 and the first rack 5 in a meshed manner, the second gear 15 is simultaneously connected with the second rack 9 and the first rack 5 in a meshed manner, and the first gear 14 and the second gear 15 are respectively connected with the lower bottom surface of the workbench 10 in a rotating manner through the rotating shaft 11; during operation, the driving piece drives the central gear to move along the sliding direction, and the direction in fig. 1 is taken as an example, the central gear 6 moves upwards, the first gear 14 on the left side in the pair of first gears 14 rotates anticlockwise, so that the first gear 5 is driven to move downwards, the first gear 14 on the right side rotates clockwise, the first gear 5 is also driven to move downwards, the pair of first racks 5 drive the first clamping plate 13 to move downwards, and as the bottom view is shown in fig. 1, the first clamping plate 13 is driven to move inwards of the workbench 10, meanwhile, when the first racks 5 move downwards, the second gears 15 on the left side in the pair of second gears 15 are driven to rotate clockwise, so that the second racks 9 are driven to move upwards, the second racks 9 on the right side rotate anticlockwise, and the second racks 9 are also driven to move upwards, and the pair of second racks 9 drive the second clamping plates 3 to move inwards of the workbench 10, so that the first clamping plate 13 and the second clamping plate 3 clamp the two sides of the door-preventing body 1 on the workbench 10; on the contrary, the center rack 6 moves downward, and the first clamping plate 13 and the second clamping plate 3 are in an open state. The gear-rack transmission structure has strong transmission synchronism, is not easy to relax and has good clamping effect.
The driving piece is an air cylinder 16, the air cylinder 16 is fixedly connected with the supporting leg 7, and the telescopic end of the air cylinder 16 drives a fixed plate 12 fixedly connected with the bottom of the central rack 6, so that the central rack 6 can move along the sliding direction of the central rack; the first rack 5 and the second rack 9 are provided with sliding strips 17 along the sliding direction, a sliding groove 18 is formed in the limiting opening 8 of the limiting plate 4, and the sliding strips 17 are in sliding connection with the sliding groove 18, so that the first rack 5 and the second rack 9 can move more stably; the side wall of the first clamping plate 13 and the second clamping plate 3 facing the inner side of the workbench 10 is provided with a rubber pad 2, so that on one hand, the end face of the civil air defense door body 1 is prevented from being scratched, and on the other hand, the friction force between the other side of the first clamping plate and the civil air defense door body 1 is increased.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A fixing device for production of people's air defense door, its characterized in that includes workstation (10) that supports through a plurality of supporting legs (7), workstation (10) bottom surface is provided with rack and pinion transmission structure, rack and pinion transmission structure both ends remove and are connected with first splint (13) and second splint (3) respectively, the upper edge height of first splint (13) and second splint (3) is higher than the upper surface of work, and rack and pinion transmission structure can drive first splint (13) and second splint (3) simultaneously and fix the centre gripping to people's air defense door body (1) both ends on workstation (10).
2. The fixing device for production of a civil air defense door according to claim 1, wherein the gear-rack transmission structure comprises a driving piece, a central rack (6) with teeth on two sides, a pair of first racks (5) with teeth on two sides, a pair of second racks (9), a pair of first gears (14), a pair of second gears (15) and a pair of limiting plates (4), wherein the pair of limiting plates (4) are parallel and fixedly arranged on the lower bottom surface of a workbench (10), five pairs of limiting openings (8) are uniformly formed in the pair of limiting plates (4), the central rack (6) is slidably penetrated in the central limiting opening (8), the pair of first racks (5) are slidably penetrated in the two pairs of limiting openings (8) adjacent to the central limiting opening (8), and the pair of second racks (9) are slidably penetrated in the two outermost limiting openings (8); the pair of first gears (14) are respectively arranged at positions between the pair of first racks (5) and the central rack (6), the first gears (14) are simultaneously connected with the central rack (6) and the first racks (5) in a meshed mode, the pair of second gears (15) are respectively arranged at positions between the pair of first racks (5) and the pair of second racks (9), the second gears (15) are simultaneously connected with the second racks (9) and the first racks (5) in a meshed mode, and the first gears (14) and the second gears (15) are respectively connected with the lower bottom surface of the workbench (10) in a rotating mode through rotating shafts (11); the driving piece can drive the central rack (6) to move; the first clamping plate (13) is fixedly connected with one ends of a pair of first racks (5), the second clamping plate (3) is fixedly connected with one ends of a pair of second racks (9), and the first clamping plate (13) and the second clamping plate (3) are respectively located on two sides of the workbench (10).
3. The fixing device for production of the civil air defense door according to claim 2, wherein the driving piece is an air cylinder (16), the air cylinder (16) is fixedly connected with the supporting leg (7), the bottom of the central rack (6) is fixedly connected with a fixing plate (12), and the telescopic end of the air cylinder (16) is connected with the fixing plate (12).
4. The fixing device for production of the civil air defense door according to claim 2, wherein the first rack (5) and the pair of second racks (9) are provided with sliding strips (17) along the sliding direction, sliding grooves (18) are formed in limiting openings (8) of the limiting plates (4), and the sliding strips (17) are in sliding connection with the sliding grooves (18).
5. A fixing device for civil air defense door production according to claim 1, characterized in that the side walls of the first (13) and second (3) clamp plates facing the inside of the table (10) are provided with rubber pads (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320527347.6U CN219465474U (en) | 2023-03-17 | 2023-03-17 | Fixing device for production of civil air defense door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320527347.6U CN219465474U (en) | 2023-03-17 | 2023-03-17 | Fixing device for production of civil air defense door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219465474U true CN219465474U (en) | 2023-08-04 |
Family
ID=87434976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320527347.6U Active CN219465474U (en) | 2023-03-17 | 2023-03-17 | Fixing device for production of civil air defense door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219465474U (en) |
-
2023
- 2023-03-17 CN CN202320527347.6U patent/CN219465474U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113118696B (en) | Intelligent welding device and method for pipe fitting end flange | |
| CN211415498U (en) | Automatic clamping and positioning device for wood board processing | |
| CN215200743U (en) | Device for automatically compressing machining workpiece | |
| CN210649624U (en) | Workpiece rapid clamping device on numerical control drilling machine | |
| CN210849490U (en) | Polishing equipment for cut surfaces after plate machining and cutting | |
| CN219465474U (en) | Fixing device for production of civil air defense door | |
| CN213562227U (en) | Clamp for bearing assembly | |
| CN201385330Y (en) | Plate right angle cutter | |
| CN216464433U (en) | Mechanical design is with assembly bench that has guide structure | |
| CN216178484U (en) | Panel fixing device for lathe | |
| CN211362634U (en) | Perforating device suitable for furniture board | |
| CN210791035U (en) | Manipulator device | |
| CN215660110U (en) | Operating platform for hydraulic cylinder test | |
| CN218904402U (en) | Workpiece clamping device for superhard material special processing machine tool | |
| CN110815140A (en) | Novel machining workbench | |
| CN219485200U (en) | Edge grinder clamping mechanism for wood door processing | |
| CN221185635U (en) | Quick positioning mechanism for machining center | |
| CN220880607U (en) | Drilling device for sheet metal part machining | |
| CN115338747B (en) | Refrigerator handle processingequipment | |
| CN219005402U (en) | Ball screw bracket | |
| CN221313385U (en) | Clamp for machining rounding of stator end plate | |
| CN219188401U (en) | Novel press traction device | |
| CN219787726U (en) | Double-station full-automatic chamfering system | |
| CN219852368U (en) | Cutting device is used in processing of water conservancy pipeline that centre gripping is stable | |
| CN220312917U (en) | Polishing mechanism of precision grinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |