CN220515463U - Office chair leg punching mechanism - Google Patents
Office chair leg punching mechanism Download PDFInfo
- Publication number
- CN220515463U CN220515463U CN202322046470.9U CN202322046470U CN220515463U CN 220515463 U CN220515463 U CN 220515463U CN 202322046470 U CN202322046470 U CN 202322046470U CN 220515463 U CN220515463 U CN 220515463U
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- fixedly connected
- chair leg
- blocks
- rod
- office chair
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- 238000004080 punching Methods 0.000 title claims abstract description 29
- 230000007246 mechanism Effects 0.000 title claims abstract description 16
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling 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
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model relates to a punching mechanism for legs of an office chair, which comprises a base, wherein the bottom of the base is fixedly connected with supporting legs, the top of the base is fixedly connected with two supporting columns, and punching assemblies are arranged in the two supporting columns; the punching assembly comprises a threaded rod, the top of the threaded rod is fixedly connected with a first motor, and the outer surface of the threaded rod is in threaded connection with a threaded block. This office chair leg mechanism of punching supports the base through the supporting leg, when needs punch, put into two lower grip blocks with the chair leg in, restart first motor drives the threaded rod and rotates to make the thread block reciprocate, thereby drive the lifter and descend, make two pole covers descend, thereby make two go up the grip block and carry out the centre gripping to the chair leg fixedly, the rethread second motor drives the drill stem and punches to the chair leg, two slide are pressed respectively simultaneously and are moved two springs and continue to fix to the chair leg.
Description
Technical Field
The utility model relates to the technical field of office chair processing, in particular to a punching mechanism for office chair legs.
Background
The office chair refers to a backrest chair for a person to sit when the person performs a tabletop work in a sitting posture state, chair legs are very important accessories for the office chair, and in the prior art, the chair legs of many office chairs are made of steel pipes, a high-quality office chair product is adopted, and the quality of the chair legs relates to the overall quality level of the office chair.
Before assembling some office chairs, the chair legs need to be punched firstly, the chair legs need to be positioned before punching, then the chair legs need to be punched, the existing positioning needs to be manually positioned, and the chair legs can be taken out after the punching is completed only by manually releasing the positioning, so that time is very consumed, and the office chair leg punching mechanism is provided for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the office chair leg punching mechanism which has the advantages of time saving and the like, and solves the problems that the existing positioning needs manual positioning, and the chair legs can be taken out only by manually releasing the positioning after punching is finished, so that the time is very wasted.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the office chair leg punching mechanism comprises a base, wherein the bottom of the base is fixedly connected with supporting legs, the top of the base is fixedly connected with two supporting columns, and punching assemblies are arranged inside the two supporting columns;
the punching assembly comprises a threaded rod, a first motor is fixedly connected to the top of the threaded rod, a threaded block is connected to the outer surface of the threaded rod in a threaded mode, a lifting rod is fixedly connected to the right side of the threaded block, a sliding block is fixedly connected to the right side of the lifting rod, a sliding rod is movably connected to the inside of the sliding block, two fixing blocks are fixedly connected to opposite sides of the supporting column, two fixing blocks are fixedly connected to the top of the fixing blocks, lower clamping blocks are fixedly connected to the top of the lower clamping blocks, chair legs are placed on the top of the lower clamping blocks, two rod sleeves are fixedly connected to the bottom of the lifting rod, two protecting rods are arranged at the bottom of the rod sleeves, springs are arranged on the outer surfaces of the protecting rods, two sliding plates are fixedly connected to the bottom of the springs in a joint mode, a connecting block is fixedly connected to the outer surface of the lifting rod, a second motor is arranged at the bottom of the connecting block, and an output shaft of the second motor is fixedly connected to the drill rod.
Further, the two lower clamping blocks are respectively and vertically arranged with the two upper clamping blocks
Further, the connecting block is in sliding connection with the lifting rod and is fixed by bolts on the connecting block
Further, two opposite sides of the support columns are symmetrically provided with strip holes, and the left end and the right end of the lifting rod penetrate through the strip holes
Further, the tops of the two lower clamping blocks are semicircular
Further, the tops of the two springs are fixedly connected with the inner tops of the rod sleeves, and the outer surfaces of the two sliding plates are respectively and slidably connected with the interiors of the two rod sleeves
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
this office chair leg mechanism of punching supports the base through the supporting leg, when needs punch, put into two lower grip blocks with the chair leg in, restart first motor drives the threaded rod and rotates to make the thread block reciprocate, thereby drive the lifter and descend, make two pole covers descend, thereby make two go up the grip block and carry out the centre gripping to the chair leg fixedly, the rethread second motor drives the drill stem and punches to the chair leg, two slide are pressed respectively simultaneously and are moved two springs and continue to fix to the chair leg.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged view of the portion A of FIG. 1, which is a structural view of the present utility model;
fig. 3 is a side view of the lower clamp block of the present utility model.
In the figure: 1 base, 2 supporting legs, 3 support columns, 4 punching components, 5 threaded rods, 6 first motors, 7 threaded blocks, 8 lifting rods, 9 sliding blocks, 10 sliding rods, 11 fixed blocks, 12 lower clamping blocks, 13 chair legs, 14 rod sleeves, 15 protection rods, 16 springs, 17 sliding plates, 18 upper clamping blocks, 19 connecting blocks, 20 second motors and 21 drill rods.
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.
Referring to fig. 1-3, an office chair leg punching mechanism in this embodiment includes a base 1, a support leg 2 is fixedly connected to the bottom of the base 1, two support columns 3 are fixedly connected to the top of the base 1, and punching assemblies 4 are disposed inside the two support columns 3.
The base 1 is supported by the support legs 2, and the hole punching assembly 4 is supported by the two support columns 3.
The punching assembly 4 comprises a threaded rod 5, a first motor 6 is fixedly connected to the top of the threaded rod 5, a threaded block 7 is connected to the outer surface of the threaded rod 5 in a threaded manner, a lifting rod 8 is fixedly connected to the right side of the threaded block 7, strip row holes are symmetrically formed in opposite sides of two support columns 3, the left end and the right end of the lifting rod 8 penetrate through the strip row holes, a sliding block 9 is fixedly connected to the right side of the lifting rod 8, a sliding rod 10 is movably connected to the inside of the sliding block 9, a fixed block 11 is fixedly connected to opposite sides of the two support columns 3, a lower clamping block 12 is fixedly connected to the top of the two fixed blocks 11, chair legs 13 are placed at the top of the two lower clamping blocks 12, two rod sleeves 14 are fixedly connected to the bottom of the lifting rod 8, the bottom of two pole cover 14 all is provided with protection pole 15, the surface of two protection poles 15 all is provided with spring 16, the top of two springs 16 all with the interior top fixed connection of pole cover 14, two slide 17 surface respectively with the inside sliding connection of two pole covers 14, the bottom of two springs 16 all laminating is connected with slide 17, the bottom of two slide 17 all fixedly connected with goes up grip block 18, two lower grip block 12 respectively with two last grip block 18 perpendicular settings, the surface swing joint of lifter 8 has connecting block 19, connecting block 19 and lifter 8 sliding connection, and through the bolt fastening on the connecting block 19, the bottom of connecting block 19 is provided with second motor 20, the output shaft fixedly connected with drilling rod 21 of second motor 20.
When the hole needs to be punched, the chair legs 13 are placed into the two lower clamping blocks 12, the first motor 6 is started again to drive the threaded rod 5 to rotate, so that the threaded block 7 moves up and down, the lifting rod 8 is driven to descend, the two rod sleeves 15 are driven to descend, the two upper clamping blocks 18 clamp and fix the chair legs 13, the drill rod 21 is driven by the second motor 20 to punch the chair legs, and the two sliding plates 17 respectively press the two springs 16 to fix the chair legs 13 at the same time.
The working principle of the embodiment is as follows:
the base 1 is supported through the supporting leg 2, when holes are required to be punched, the chair legs 13 are placed into the two lower clamping blocks 12, the first motor 6 is started again to drive the threaded rod 5 to rotate, so that the threaded block 7 moves up and down, the lifting rod 8 is driven to descend, the two rod sleeves 15 are driven to descend, the two upper clamping blocks 18 clamp and fix the chair legs 13, the drill rod 21 is driven by the second motor 20 to punch the chair legs, and the two sliding plates 17 respectively press the two springs 16 to fix the chair legs 13 continuously.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (6)
1. The utility model provides an office chair leg mechanism of punching, includes base (1), its characterized in that: the bottom of the base (1) is fixedly connected with supporting legs (2), the top of the base (1) is fixedly connected with two supporting columns (3), and punching assemblies (4) are arranged in the two supporting columns (3);
the punching assembly (4) comprises a threaded rod (5), a first motor (6) is fixedly connected to the top of the threaded rod (5), threaded blocks (7) are connected to the top of the threaded rod (5), lifting rods (8) are fixedly connected to the right sides of the threaded blocks (7), sliding blocks (9) are fixedly connected to the right sides of the lifting rods (8), sliding rods (10) are movably connected to the inner sides of the sliding blocks (9), two fixing blocks (11) are fixedly connected to one side opposite to the supporting columns (3), two lower clamping blocks (12) are fixedly connected to the top of the fixing blocks (11), chair legs (13) are arranged at the top of the lower clamping blocks (12), two rod sleeves (14) with the number of two are fixedly connected to the bottom of the lifting rods (8), protection rods (15) are arranged at the bottom of the two rod sleeves (14), springs (16) are arranged on the outer surfaces of the protection rods (15), two bottoms of the springs (16) are respectively connected with a fixing block (11), two motors (17) are respectively connected to the bottom of the two sliding blocks (17), two connecting blocks (19) are respectively connected to the bottom of the lifting rods (19), an output shaft of the second motor (20) is fixedly connected with a drill rod (21).
2. An office chair leg punching mechanism according to claim 1, characterized in that: the two lower clamping blocks (12) are respectively and vertically arranged with the two upper clamping blocks (18).
3. An office chair leg punching mechanism according to claim 1, characterized in that: the connecting block (19) is connected with the lifting rod (8) in a sliding manner, and is fixed through bolts on the connecting block (19).
4. An office chair leg punching mechanism according to claim 1, characterized in that: the opposite sides of the two support columns (3) are symmetrically provided with strip row holes, and the left end and the right end of the lifting rod (8) penetrate through the strip row holes.
5. An office chair leg punching mechanism according to claim 1, characterized in that: the tops of the two lower clamping blocks (12) are semicircular.
6. An office chair leg punching mechanism according to claim 1, characterized in that: the tops of the two springs (16) are fixedly connected with the inner tops of the rod sleeves (14), and the outer surfaces of the two sliding plates (17) are respectively and slidably connected with the interiors of the two rod sleeves (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322046470.9U CN220515463U (en) | 2023-08-01 | 2023-08-01 | Office chair leg punching mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322046470.9U CN220515463U (en) | 2023-08-01 | 2023-08-01 | Office chair leg punching mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220515463U true CN220515463U (en) | 2024-02-23 |
Family
ID=89931493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322046470.9U Active CN220515463U (en) | 2023-08-01 | 2023-08-01 | Office chair leg punching mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220515463U (en) |
-
2023
- 2023-08-01 CN CN202322046470.9U patent/CN220515463U/en active Active
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