CN216504705U - Positioning device for lock screw for headrest and backrest - Google Patents
Positioning device for lock screw for headrest and backrest Download PDFInfo
- Publication number
- CN216504705U CN216504705U CN202122507033.3U CN202122507033U CN216504705U CN 216504705 U CN216504705 U CN 216504705U CN 202122507033 U CN202122507033 U CN 202122507033U CN 216504705 U CN216504705 U CN 216504705U
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- China
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- headrest
- block
- locking
- backrest
- positioning
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Abstract
The utility model discloses a headrest is by locating device for lock screw, and it includes workstation, headrest locating component, leans against locating component and locking subassembly, headrest locating component with lean against locating component and locate adjacently on the workstation, headrest locating component is used for bearing the headrest and location, lean against locating component is used for bearing the back and location, locking subassembly is located the both sides of headrest locating component, the locking subassembly is used for compressing tightly the headrest. The positioning device for the lock screw for the headrest backrest can realize the assembly and positioning between the headrest and the backrest.
Description
Technical Field
The utility model relates to a positioning device, in particular to a positioning device for a lock screw for a headrest backrest.
Background
In the process of screwing the headrest and the backrest, the headrest and the backrest form products through blow molding, and the products are not easy to share the same carrier for positioning because of large deformation, and meanwhile, the headrest and the backrest in product assembly are easy to deflect and are easy to cause unstable product positioning.
In order to solve the above problems, it is necessary to provide a positioning device for a lock screw for a headrest.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a positioning device for a lock screw for a headrest backrest, which can realize the assembly and positioning between the headrest and the backrest and also has the advantage of accurate positioning.
In order to achieve the above object, the positioning device for locking screws for headrest backrest provided by the utility model comprises a workbench, a headrest positioning assembly, a backrest positioning assembly and a locking assembly, wherein the headrest positioning assembly and the backrest positioning assembly are adjacently arranged on the workbench, the headrest positioning assembly is used for bearing and positioning the headrest, the backrest positioning assembly is used for bearing and positioning the backrest, the locking assembly is arranged at two sides of the headrest positioning assembly, and the locking assembly is used for pressing the headrest.
Preferably, the headrest positioning assembly comprises a headrest bottom positioning block and a headrest head positioning block, and the headrest bottom positioning block is located on one side of the headrest head positioning block, which is close to the headrest positioning assembly.
Specifically, the head end positioning block of the headrest is of a cuboid structure.
Specifically, head rest bottom locating piece includes head rest load-bearing platform, left side arc carrier block and right side arc carrier block, and the head rest load-bearing platform is installed in the workstation, and left side arc carrier block and right side arc carrier block are extended to both sides by the head rest load-bearing platform and form, and the cambered surface of left side arc carrier block, the plane of head rest load-bearing platform and the cambered surface of right side arc carrier block form the groove structure of arch bridge form and be used for the bearing altogether.
Specifically, a left clearance groove is formed between the left arc-shaped bearing block and the headrest bearing platform, and a right clearance groove is formed between the right arc-shaped bearing block and the headrest bearing platform.
Preferably, the locking assembly comprises locking devices positioned at two sides of the headrest positioning assembly, each locking device comprises a driving cylinder and a locking block, each driving cylinder is mounted on the workbench, each locking block is mounted at the output end of each driving cylinder, and each locking block is driven by the corresponding driving cylinder to rotate so as to press or loosen the headrest.
Specifically, the locking piece includes fixed horizontal pole and depression bar, and fixed horizontal pole one end is installed in the output that drives actuating cylinder, and the depression bar is connected with the other end of fixed horizontal pole, and fixed horizontal pole is perpendicular with the depression bar.
Preferably, the back-to-back positioning assembly comprises a back-to-back left supporting block, a back-to-back right supporting block, a back-to-back tail supporting block, a back-to-back bottom front supporting block and a back-to-back bottom rear supporting block, the worktable is provided with a back-to-back placing area, the back-to-back left supporting block is located on the left side of the back-to-back placing area, the back-to-back right supporting block is located on the right side of the back-to-back placing area, the back-to-back tail supporting block is located on the rear side of the back-to-back placing area, the back-to-back bottom front supporting block is located on the front portion of the back-to-back placing area, and the back-to-back bottom rear supporting block is located on the rear portion of the back-to-back placing area.
Specifically, the front support block at the back bottom and the rear support block at the back bottom are of a flat plate-shaped structure.
Specifically, the left back support block, the right back support block and the tail back support block are of cuboid structures.
Compared with the prior art, the positioning device for the lock screw for the headrest backrest is characterized in that a workbench, a headrest positioning assembly, a backrest positioning assembly, a locking assembly and the like are combined together, the headrest positioning assembly and the backrest positioning assembly are adjacently arranged on the workbench, the headrest positioning assembly is used for bearing and positioning the headrest, so that the headrest is positioned and borne, the backrest positioning assembly is used for bearing and positioning the backrest, so that the backrest is positioned and borne, the position between the headrest and the backrest can be positioned, the locking assembly is arranged on two sides of the headrest positioning assembly, the locking assembly is used for pressing the headrest, and the headrest and the backrest are locked by pressing the headrest. The positioning device for the lock screw for the headrest backrest can realize the assembly and the positioning between the headrest and the backrest, and also has the advantage of accurate positioning.
Drawings
Fig. 1 is a schematic perspective view of a positioning device for a lock screw for a headrest backrest according to the present invention.
Fig. 2 is a schematic perspective view of the headrest and the backrest installed in the positioning device for the locking screw of the headrest backrest of the present invention, with the locking assembly in a locked state.
Fig. 3 is a schematic perspective view of the headrest and the backrest with the locking assembly in a locked state, wherein the headrest and the backrest are mounted on the positioning device for the locking screw for the headrest backrest.
Detailed Description
In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following detailed description is given with reference to the embodiments and the accompanying drawings.
As shown in fig. 1 to 3, the present invention provides a positioning device 100 for a lock screw for a headrest backrest, including a workbench 1, a headrest positioning assembly 2, a backrest positioning assembly 3, and a locking assembly, wherein the headrest positioning assembly 2 and the backrest positioning assembly 3 are adjacently disposed on the workbench 1, the headrest positioning assembly 2 is used for bearing and positioning a headrest 10, so as to position and bear the headrest 10, the backrest positioning assembly 3 is used for bearing and positioning a backrest 20, so as to position and bear the backrest 20, so as to position and bear a position between the headrest 10 and the backrest 20, the locking assembly is disposed at two sides of the headrest positioning assembly 2, the locking assembly is used for pressing the headrest 10, as shown in fig. 3, the backrest 20 is located at the bottom of the headrest, and locking between the headrest 10 and the backrest 20 is achieved by pressing the headrest 10. Because the headrest positioning assembly 2 locks the headrest 10 and the backrest positioning assembly 3 locks the backrest 20, the positioning device 100 for the lock screw for the headrest backrest can realize the assembly and positioning between the headrest 10 and the backrest 20, and has the advantage of accurate positioning. More specifically, the following:
as shown in fig. 1 to 3, the headrest positioning assembly 2 includes a headrest bottom positioning block 21 and a headrest head positioning block 22, the headrest bottom positioning block 21 is located on a side of the headrest head positioning block 22 close to the backrest positioning assembly 3, that is, the headrest head positioning block 22 is located on a front side of the headrest bottom positioning block 21, so as to perform positioning from the head and the bottom of the headrest 10, thereby achieving bearing and positioning. Preferably, the headrest head end positioning block 22 is a cuboid structure, and the cuboid structure is arranged along the left and right directions of the workbench 1, so that the headrest 10 is stably supported, the supporting force is uniform, and the headrest 10 is prevented from being deformed or broken due to overlarge local stress.
As shown in fig. 1 to 3, headrest bottom locating piece 21 includes headrest load-bearing platform 211, left side arc bearer 212 and right side arc bearer 213, headrest load-bearing platform 211 installs in workstation 1, left side arc bearer 212 and right side arc bearer 213 are extended to both sides by headrest load-bearing platform 211 and form, the cambered surface of left side arc bearer 212, the plane of headrest load-bearing platform 211 and the cambered surface of right side arc bearer 213 form the groove structure of arch bridge form and be used for the bearing jointly, thereby can fix a position headrest 10, the setting of cambered surface can form the laminating location better. A left clearance groove 214 is arranged between the left arc-shaped bearing block 212 and the headrest bearing platform 211, and a right clearance groove 215 is arranged between the right arc-shaped bearing block 213 and the headrest bearing platform 211.
As shown in fig. 1 to 3, the locking assembly includes locking devices 41 located at both sides of the headrest positioning assembly 2, the locking devices 41 include a driving cylinder 411 and a locking block 412, the driving cylinder 411 is installed at the work table 1, the locking block 412 is installed at an output end of the driving cylinder 411, and the locking block 412 is rotated by the driving cylinder 411 to press or release the headrest 10. Specifically, the locking block 412 includes a fixed cross bar 4121 and a pressing bar 4122, one end of the fixed cross bar 4121 is installed at the output end of the driving cylinder 411, the pressing bar 4122 is connected with the other end of the fixed cross bar 4121, the fixed cross bar 4121 is perpendicular to the pressing bar 4122, and the fixed cross bar 4121 can form an extension to the pressing bar 4122 to reduce interference with the headrest 10.
As shown in fig. 1 to 3, the backrest positioning assembly 3 includes a backrest left support block 31, a backrest right support block 32, a backrest tail support block 33, a backrest bottom front support block 34 and a backrest bottom rear support block 35, a backrest 20 placing region is provided on the working table 1, the backrest left support block 31 is located on the left side of the backrest 20 placing region, the backrest right support block 32 is located on the right side of the backrest 20 placing region, the backrest tail support block 33 is located on the rear side of the backrest 20 placing region, the backrest bottom front support block 34 is located on the front portion of the backrest 20 placing region, and the backrest bottom rear support block 35 is located on the rear portion of the backrest 20 placing region. Specifically, the back-bottom front support block 34 and the back-bottom rear support block 35 are of a flat plate-like structure. The back rest left supporting block 31, the back rest right supporting block 32 and the back rest tail supporting block 33 are of rectangular parallelepiped structures.
Hereinafter, the operation of the positioning device 100 for a lock screw for a headrest backrest of the present invention will be described in more detail with reference to the drawings of the utility model, as follows:
as shown in fig. 1 to 3, the headrest 10 is placed between the headrest supporting platform 211, the left arc-shaped supporting block 212 and the right arc-shaped supporting block 213, the backrest 20 is placed between the backrest left supporting block 31, the backrest right supporting block 32, the backrest tail supporting block 33, the backrest bottom front supporting block 34 and the backrest bottom rear supporting block 35, the locking block 412 is installed at the output end of the driving cylinder 411, and the locking block 412 is driven by the driving cylinder 411 to rotate to press or release the headrest 10.
Through with workstation 1, headrest locating component 2, lean against locating component 3 and locking assembly etc. and combine together, headrest locating component 2 locates on workstation 1 with leaning against locating component 3 adjacently, headrest locating component 2 is used for bearing headrest 10 and location, thereby position and bear headrest 10, it is used for bearing backrest 20 and location to lean against locating component 3, thereby position and bear backrest 20, just so can fix a position the position between headrest 10 and the backrest 20, locking assembly locates headrest locating component 2's both sides, locking assembly is used for compressing tightly headrest 10, realize the locking between headrest 10 and the backrest 20 through compressing tightly headrest 10. The positioning device 100 for the lock screw for the headrest backrest of the present invention can achieve the assembly and positioning between the headrest 10 and the backrest 20, and has the advantage of precise positioning.
It is to be understood that the terms front, back, left, right, and the like are used in a relative sense and are not limited thereto.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the present invention, which is therefore intended to cover all equivalent changes and modifications within the scope of the present invention.
Claims (10)
1. The utility model provides a headrest is by back with locking positioner for screw, its characterized in that, it includes workstation, headrest locating component, backrest locating component and locking Assembly, headrest locating component with backrest locating component locates adjacently on the workstation, headrest locating component is used for bearing the headrest and fixes a position, backrest locating component is used for bearing and leans against and fixes a position, locking Assembly locates headrest locating component's both sides, locking Assembly is used for compressing tightly the headrest.
2. The headrest is used for the lock screw of claim 1, characterized in that the headrest positioning assembly comprises a headrest bottom positioning block and a headrest head positioning block, the headrest bottom positioning block is located at a side of the headrest head positioning block close to the headrest positioning assembly.
3. The headrest is back to use the locking screw to use the positioning device as claimed in claim 2, wherein the headrest end positioning block is a cuboid structure.
4. The headrest is by locking positioner for screw of claim 2, characterized in that headrest bottom locating piece includes headrest load-bearing platform, left side arc bearer block and right side arc bearer block, headrest load-bearing platform install in the workstation, left side arc bearer block with right side arc bearer block is formed by headrest load-bearing platform extends to both sides, the cambered surface of left side arc bearer block, the plane of headrest load-bearing platform and the cambered surface of right side arc bearer block together form the groove structure of arch bridge form and be used for the bearing.
5. The headrest is back to use positioner for lock screw as in claim 4, characterized in that, be equipped with left clearance groove between left side arc-shaped bearing block and the headrest load-bearing platform, be equipped with right clearance groove between right side arc-shaped bearing block and the headrest load-bearing platform.
6. The headrest is locking positioner for screw for back of claim 1, characterized in that, the locking subassembly is including being located the locking device of headrest locating subassembly both sides, locking device is including driving actuating cylinder and locking block, drive actuating cylinder install in the workstation, the locking block install in drive actuating cylinder's output, the locking block is in drive actuating cylinder's drive is down rotated in order to compress tightly or loosen the headrest.
7. The headrest is for a backrest lock screw positioning device as claimed in claim 6, wherein said locking block includes a fixed cross bar and a pressing bar, one end of said fixed cross bar is installed at the output end of said driving cylinder, said pressing bar is connected with the other end of said fixed cross bar, said fixed cross bar is perpendicular to said pressing bar.
8. The headrest is backed with positioner for lock screw of claim 1, characterized in that, the back positioning subassembly includes back left support block, back right support block, back tail support block, back bottom front support block and back bottom rear support block, be equipped with on the workstation and back and place the district, back left support block is located the left side of placing the district of leaning back, back right support block is located the right side of placing the district of leaning back, back tail support block is located the rear side of placing the district of leaning back, back bottom front support block is located the front portion of placing the district of leaning back, back bottom rear support block is located the rear portion of placing the district of leaning back.
9. The headrest back-rest positioning device for lock screws of claim 8, wherein said back-rest bottom front support block and back-rest bottom rear support block are of plate-like configuration.
10. The headrest is back to back with the positioner for lock screw as in claim 8, wherein, back to left supporting shoe, back to right supporting shoe and back to the tail supporting shoe are cuboid structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122507033.3U CN216504705U (en) | 2021-10-18 | 2021-10-18 | Positioning device for lock screw for headrest and backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122507033.3U CN216504705U (en) | 2021-10-18 | 2021-10-18 | Positioning device for lock screw for headrest and backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216504705U true CN216504705U (en) | 2022-05-13 |
Family
ID=81522693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122507033.3U Active CN216504705U (en) | 2021-10-18 | 2021-10-18 | Positioning device for lock screw for headrest and backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216504705U (en) |
-
2021
- 2021-10-18 CN CN202122507033.3U patent/CN216504705U/en active Active
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