CN215881465U - Seat cushion skeleton assembly fixture - Google Patents
Seat cushion skeleton assembly fixture Download PDFInfo
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- CN215881465U CN215881465U CN202121954663.9U CN202121954663U CN215881465U CN 215881465 U CN215881465 U CN 215881465U CN 202121954663 U CN202121954663 U CN 202121954663U CN 215881465 U CN215881465 U CN 215881465U
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- transverse pipe
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Abstract
The assembly tool comprises a bottom plate, a positioning pin and a rear transverse pipe, and has two installation modes during use, wherein the first mode is that the rear transverse pipe is inserted into the positioning pin, the positioning pin is inserted into a pin hole on the bottom plate, the second mode is that the rear transverse pipe is directly inserted into the pin hole on the bottom plate, the bottom plate is provided with a first pin hole and a second pin hole, the first pin hole and the second pin hole are arranged on the bottom plate side by side, the rear transverse pipe is of a hollow structure and comprises a first cylinder and a second cylinder, the first cylinder of the positioning pin is inserted into the first pin hole, the rear transverse pipe is inserted into the second cylinder of the positioning pin and is assembled with parts such as side plates, the rear transverse pipe is a hollow cylinder, the outer diameter of the rear transverse pipe is smaller than that of the second pin hole, the rear transverse pipe with burrs on the inner diameter is inserted into the second pin hole and is assembled with the parts such as the side plates, and the assembly tool is more convenient and quicker in operation, the positioning among the accessories is accurate, the quality of products is ensured, and the assembly efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of seat assembling tools, in particular to a seat cushion framework assembling tool.
Background
At present, a cushion framework assembling tool is a device for conveniently, quickly and safely installing a workpiece in a seat machining process and is a process device for realizing accurate machining.
Nowadays, there are some weak points in the seat cushion skeleton assembly fixture at all: when the cushion skeleton is assembled, relative position and precision between each part need be confirmed, because the back on the skeleton is violently managed and is fixed with the sideboard does not have the frock location when the assembly, leads to the assembly operation inconvenient, and is inefficient, produces the waste product easily, and influences subsequent processing operation. Therefore, we propose a seat cushion skeleton assembly fixture.
SUMMERY OF THE UTILITY MODEL
One of the objectives of the present invention is to solve the above-mentioned deficiencies, and to provide a seat cushion frame assembly fixture, which can effectively solve the problems in the background art.
In order to solve the technical problems, the utility model adopts the following technical scheme: the assembly tool comprises a bottom plate, a positioning pin and a rear transverse pipe, wherein the bottom plate is provided with a pin hole, the positioning pin is installed on the bottom plate, the rear transverse pipe is of a hollow structure, and the rear transverse pipe is installed on the positioning pin.
Furthermore, the pin holes comprise a first pin hole and a second pin hole, the first pin hole and the second pin hole are arranged on the bottom plate side by side, the diameter of the first pin hole is larger than that of the second pin hole, the diameter of the second pin hole is larger than that of the rear transverse pipe, and the diameter of the second pin hole is matched with the outer diameter of the rear transverse pipe.
Furthermore, the rear transverse pipe is cylindrical, the rear transverse pipe is of a hollow structure, the outer diameter of the rear transverse pipe is smaller than the diameter of the second pin hole, the diameter of the rear transverse pipe is matched with the diameter of the second pin hole, and the rear transverse pipe is installed in the second pin hole.
The positioning pin further comprises a first cylinder and a second cylinder, the outer diameter of the first cylinder is larger than that of the second cylinder, and a pressing sheet extending outwards is arranged at the joint of the first hollow cylinder and the second hollow cylinder.
Furthermore, the outer diameter of the first cylinder circle is smaller than the diameter of the first pin hole, the first cylinder is installed in the first pin hole, the outer diameter of the first cylinder circle is matched with the diameter of the first pin hole, the outer diameter of the second cylinder circle is smaller than the inner diameter of the rear horizontal pipe, the rear horizontal pipe is sleeved on the second cylinder, the outer diameter of the second cylinder circle is matched with the inner diameter of the rear horizontal pipe, and the top surface of the second cylinder upwards extends to form a cone.
Furthermore, the cone is of a solid structure, and the diameter of the bottom surface of the cone is equal to that of the second cylinder.
Further, the diameter of the pressing sheet is larger than that of the first pin hole, and the pressing sheet is of a solid structure.
Compared with the prior art, the utility model has the following beneficial effects: the tool capable of fixing parts and assembling the cushion framework is formed by the combination of the bottom plate, the positioning pin and the rear transverse tube are installed by arranging the first pin hole and the second pin hole on the bottom plate, during assembly, the positioning pin is arranged in the first pin hole on the bottom plate, the hollow rear transverse tube is inserted into the positioning pin, the inner diameter of the rear horizontal pipe is used for positioning, the two ends of the rear horizontal pipe are taken as base points to assemble parts such as side plates and the like, when the inner diameter burr of the end of the rear transverse pipe is too large due to processing deviation, and the rear transverse pipe cannot be inserted into the positioning pin, the rear transverse pipe can be inserted into the second pin hole, and the outer diameter of the rear transverse pipe is used for positioning, in order to assemble the side plates and other parts and quickly switch two installation modes according to the actual situation of the rear transverse pipe, the first pin hole and the second pin hole are arranged on the bottom plate side by side, when the end part of the rear transverse pipe needs to be inserted into the second pin hole, the diameter of the second pin hole is matched with the outer diameter of the rear transverse pipe; under normal conditions, a positioning pin is usually used for connecting the bottom plate and the rear transverse pipe, in order to ensure that the rear transverse pipe is inserted into the positioning pin, the rear transverse pipe is of a hollow structure, the diameter of a first pin hole is more than the outer diameter of the rear transverse pipe, so that the rear transverse pipe cannot be matched with the first pin hole, and the positioning pin cannot be positioned, the positioning pin comprises a first cylinder and a second cylinder, the diameter of the first cylinder is matched with the diameter of the first pin hole, the diameter of the second cylinder is matched with the inner diameter of the rear transverse pipe, thus, the first cylinder of the positioning pin is inserted into the first pin hole, the rear transverse pipe is inserted into the second cylinder of the positioning pin, the bottom plate and the rear transverse pipe can be connected, in order to fix the depth of the positioning pin inserted into the first pin hole, a pressing sheet extending outwards is arranged at the joint of the first cylinder and the second cylinder, when the positioning pin is inserted into the first pin hole to a certain depth, the pressing sheet is in contact with the bottom plate, the diameter of the pressing sheet is larger than that of the first pin hole, so that the positioning pin cannot continuously descend to influence the positioning accuracy, the top surface of the second cylinder extends upwards to form a cone so that the rear transverse pipe can be easily inserted into the second cylinder when the inner diameter of the rear transverse pipe is in a burr state, and finally, when the seat cushion framework assembling tool is used, the first cylinder on the positioning pin is inserted into the first pin hole, the rear transverse pipe is inserted into the second cylinder on the positioning pin or directly inserted into the second pin hole, and then the framework rear transverse pipe is assembled with parts such as side plates, so that the assembling operation is quicker and more convenient, the positioning among the parts is accurate, the product quality is ensured, the assembling efficiency is greatly improved, and the material loss is reduced.
Drawings
Fig. 1 is a schematic structural diagram for explaining an embodiment of the present invention.
Fig. 2 is another schematic configuration diagram for explaining an embodiment of the present invention.
Fig. 3 is a schematic view illustrating a structure of a positioning pin according to an embodiment of the present invention.
Fig. 4 is an enlarged view at a.
In the figure, 1 is a bottom plate, 2 is a positioning pin, 3 is a rear transverse pipe, 4 is a first pin hole, 5 is a second pin hole, 6 is a first cylinder, 7 is a second cylinder, 8 is a pressing sheet, 9 is a cone, and A is a cross-sectional view of the rear transverse pipe.
Detailed Description
The utility model is further elucidated with reference to the drawing.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
As shown in fig. 1 or fig. 2: seat cushion skeleton assembly fixture, this assembly fixture includes bottom plate 1, locating pin 2 and back are violently managed 3, this assembly fixture possess following two kinds of mounting means during the use, the first kind is violently managed 3 insert locating pin 2 in for the back, in the pinhole on the bottom plate 1 is reinserted to locating pin 2, the second kind mode is violently managed 3 disect insertions in the pinhole on the bottom plate 1 for the back, violently manage 3 diameter phase-matchs in pin diameter and locating pin 2 diameter and the back on the bottom plate 1, make locating pin 2 and back violently manage 3 can insert the pinhole smoothly in, be equipped with first pinhole 4 and second pinhole 5 on this bottom plate 1, be worth noting: the number, the shape and the size of the pin holes can be increased or reduced according to the installation and assembly mode of technicians in the field on the bottom plate 1, the diameter of the first pin hole 4 is larger than the diameter of the positioning pin 2, the positioning pin 2 is fixed in the first pin hole 4, the rear transverse tube 3 can be inserted into the positioning pin 2, the rear transverse tube 3 is of a hollow structure, the positioning pin 2 is a cylinder, and the inside of the rear transverse tube 3 matched with the positioning pin is of a hollow cylinder, so that the bottom plate is worthy of attention: the rear transverse pipe 3 can also be in other shapes such as a cuboid, a hexagon and the like, the corresponding positioning pin 2 and the pin hole are changed into the shape matched with the shape change of the rear transverse pipe 3, and the rear transverse pipe 3 can be directly fixed in the second pin hole 5 because the outer diameter of the rear transverse pipe 3 is smaller than the diameter of the second pin hole 5; in order to switch over two kinds of mounting means fast according to the actual conditions of back violently pipe 3, first pinhole 4 and second pinhole 5 set up side by side on bottom plate 1, because 2 bottom diameters of locating pin are greater than back violently pipe 3, in 2 bottoms of locating pin need insert first pinhole 4 again, so 4 diameters of first pinhole are greater than 5 diameters of second pinhole, for making back violently pipe 3 insert second pinhole 5 and fix wherein, the diameter of second pinhole 5 and the external diameter phase-match of back violently pipe 3.
The assembly method comprises the steps of forming a tool capable of fixing parts and assembling a cushion framework through the combination of a bottom plate 1, a positioning pin 2 and a rear transverse pipe 3, installing the positioning pin 2 and the rear transverse pipe 3 through arranging a first pin hole 4 and a second pin hole 5 on the bottom plate 1, installing the positioning pin 2 in the first pin hole 4 on the bottom plate 1 during assembly, inserting the rear transverse pipe 3 into the positioning pin 2, assembling parts such as side plates and the like by taking the two ends of the rear transverse pipe 3 as base points, inserting the rear transverse pipe 3 into the second pin hole 5 when the rear transverse pipe 3 cannot be inserted into the positioning pin 2 due to processing deviation, positioning the outer diameter of the rear transverse pipe 3, assembling the parts such as the side plates and the like, and in order to rapidly switch two installation modes according to the actual conditions of the rear transverse pipe 3, arranging the first pin hole 4 and the second pin hole 5 on the bottom plate 1 side by side, when the end part of the rear transverse pipe 3 needs to be inserted into the second pin hole 5, the diameter of the second pin hole 5 is matched with the outer diameter of the rear transverse tube 3; finally, when this seat cushion skeleton assembly fixture was used, during locating pin 2 inserted first pinhole 4, on the back violently managed 3 inserted locating pin 2, or violently managed 3 disect insertion second pinhole 5 in with the back, violently managed 3 and the parts such as sideboard behind the skeleton and assembled again, made the assembly operation more swift convenient, the location between each accessory is accurate, has ensured the quality of product, has increased substantially assembly efficiency, has reduced the loss of material.
As shown in fig. 3 or fig. 4: in order to connect the positioning pin 2 with the rear transverse pipe 3 and the first pin hole 4, the positioning pin 2 comprises a first cylinder 6 and a second cylinder 7, the rear transverse pipe 3 needs to be inserted into and fixed on the second cylinder 7, and the first pin hole 4 is larger than the rear transverse pipe 3 and is not matched with the rear transverse pipe, so that the outer diameter of the first cylinder 6 is larger than the outer diameter of the second cylinder 7, in order to fix the depth of the first cylinder 6 on the positioning pin 2 inserted into the first pin hole 4, an outwardly extending pressing sheet 8 is arranged at the joint of the first cylinder 6 and the second cylinder 7, when the first cylinder 6 is inserted into the first pin hole 4 for a certain depth, the pressing sheet 8 is contacted with the bottom plate 1, and the diameter of the pressing sheet 8 is larger than that of the first pin hole 4, so that the positioning pin 2 cannot continuously descend to influence the positioning accuracy; in order to insert the first cylinder 6 into the first pin hole 4 and fix the first cylinder 6 therein, the outer diameter of the first cylinder 6 is smaller than that of the first pin hole 4, in order to insert the rear cross tube 3 onto the second cylinder 7 without calibration, the top surface of the second cylinder 7 extends upwards to form a cone 9, so that the rear cross tube 3 with burrs can be inserted onto the second cylinder 7 more easily; in order to limit the depth of the first cylinder 6 on the positioning pin 2 inserted into the first pin hole 4 and prevent the positioning pin 2 from descending continuously, the diameter of the pressing sheet 8 is larger than that of the first pin hole 4, and the pressing sheet 8 and the bottom plate 1 form a close fit state.
Under normal conditions, the bottom plate 1 and the rear transverse pipe 3 are usually connected by using the positioning pin 2, in order to ensure that the rear transverse pipe 3 is inserted into the positioning pin 2, the rear transverse pipe 3 is of a hollow structure, because the diameter of the first pin hole 4 is larger than the outer diameter of the rear transverse pipe 3, the rear transverse pipe 3 cannot be matched with the first pin hole 4, and the positioning cannot be carried out, the positioning pin 2 comprises a first cylinder 6 and a second cylinder 7, the diameter of the second cylinder 7 is matched with the inner diameter of the rear transverse pipe 3, the diameter of the first cylinder 6 is matched with the diameter of the first pin hole 4, therefore, the first cylinder 6 of the positioning pin 2 is inserted into the first pin hole 4, the bottom plate 1 and the rear transverse pipe 3 can be connected by inserting the section A of the rear transverse pipe into the second cylinder 7 of the positioning pin 2, in order to fix the depth of the first cylinder 6 of the positioning pin 2 inserted into the first pin hole 4, a pressing sheet 8 extending outwards is arranged at the connection part of the first cylinder 6 and the second cylinder 7, when the locating pin 2 inserts first pinhole 4 certain depth, this preforming 8 contacts with bottom plate 1, because preforming 8 diameter is greater than first pinhole 4 diameter, make locating pin 2 can not continue to descend and influence the accuracy of location, insert on second cylinder 7 for the back violently pipe 3 that will have the burr need not the calibration, upwards extend second cylinder 7 top surface for cone 9, make back violently pipe 3 can insert on second cylinder 7 more easily, the locating pin 2 that so sets up is when connecting back violently pipe 3 and bottom plate 1, the positioning assembly accuracy between parts such as sideboard and skeleton back violently pipe 3 has been realized, make assembly operation more convenient, the location between each accessory is accurate, the quality of product has been ensured, assembly efficiency has been improved by a wide margin, the loss of material has been reduced.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the utility model to effect such feature, structure, or characteristic in connection with other embodiments.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (7)
1. Seat cushion skeleton assembly fixture, its characterized in that: the assembly fixture comprises a bottom plate (1), a positioning pin (2) and a rear transverse pipe (3), wherein a pin hole is formed in the bottom plate (1), the positioning pin (2) is installed on the bottom plate (1), the rear transverse pipe (3) is of a hollow structure, and the rear transverse pipe (3) is installed on the positioning pin (2).
2. The seat cushion frame assembling tool according to claim 1, characterized in that: the pin holes comprise a first pin hole (4) and a second pin hole (5), the first pin hole (4) and the second pin hole (5) are arranged on the bottom plate (1) side by side, and the diameter of the first pin hole (4) is larger than that of the second pin hole (5).
3. The seat cushion frame assembling tool according to claim 2, characterized in that: the rear transverse pipe (3) is cylindrical, the rear transverse pipe (3) is of a hollow structure, the outer diameter of the rear transverse pipe (3) is smaller than the diameter of the second pin hole (5), the diameter of the rear transverse pipe (3) is matched with the diameter of the second pin hole (5), and the rear transverse pipe (3) is installed in the second pin hole (5).
4. The seat cushion frame assembling tool according to claim 2, characterized in that: the positioning pin (2) comprises a first cylinder (6) and a second cylinder (7), the outer diameter of the first cylinder (6) is larger than that of the second cylinder (7), and a pressing sheet (8) extending outwards is arranged at the joint of the first cylinder (6) and the second cylinder (7).
5. The seat cushion frame assembling tool according to claim 4, characterized in that: the outer diameter of the first cylinder (6) is smaller than the diameter of the first pin hole (4), the outer diameter of the first cylinder (6) is matched with the diameter of the first pin hole (4), the first cylinder (6) is installed in the first pin hole (4), the outer diameter of the second cylinder (7) is smaller than the inner diameter of the rear transverse pipe (3), the outer diameter of the second cylinder (7) is matched with the inner diameter of the rear transverse pipe (3), the rear transverse pipe (3) is sleeved on the second cylinder (7), and the top surface of the second cylinder (7) extends upwards to form a cone (9).
6. The seat cushion frame assembling tool of claim 5, wherein: the cone (9) is of a solid structure, and the diameter of the bottom surface of the cone (9) is equal to the outer diameter of the second cylinder (7).
7. The seat cushion frame assembling tool according to claim 4, characterized in that: the diameter of the pressing sheet (8) is larger than that of the first pin hole (4), and the pressing sheet (8) is of a solid structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121954663.9U CN215881465U (en) | 2021-08-19 | 2021-08-19 | Seat cushion skeleton assembly fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121954663.9U CN215881465U (en) | 2021-08-19 | 2021-08-19 | Seat cushion skeleton assembly fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215881465U true CN215881465U (en) | 2022-02-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121954663.9U Active CN215881465U (en) | 2021-08-19 | 2021-08-19 | Seat cushion skeleton assembly fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215881465U (en) |
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2021
- 2021-08-19 CN CN202121954663.9U patent/CN215881465U/en active Active
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