TW202010394A - Positioning fixture - Google Patents

Abstract

A positioning fixture includes a base, a block, a carrier, and at least one pushing element. The block is fixed on the base. The carrier is disposed on the base and loads a product. The carrier has a notch and a loading zone. When the carrier is placed on the base, the block passes through the notch and fixes the carrier. The block is located at a first side outside the loading zone. The pushing element is disposed on the base. When the carrier is disposed on the base, the pushing element is located at a second side outside the loading zone. The first side and the second side are located at the opposite sides of the loading zone. A movable portion of the pushing element is configured to push the product toward the block.

Description

Positioning fixture group

The invention relates to a positioning jig group, and in particular to a positioning jig group that provides a unique reference when positioning products.

In recent years, with the development of the technology industry, electronic products such as notebook computers, tablet computers, and mobile phones have been widely used in daily life. The types and functions of electronic devices are becoming more and more diverse, and the convenience and practicality make these electronic devices more popular, and people's requirements for the assembly quality of electronic devices are also increasing.

Among them, the positioning jig used when the electronic device is assembled has a great influence on improving the quality of the electronic device. The electronic device takes a notebook computer as an example. The traditional positioning jig used to be dedicated to a single product, and usually an upper limit block is added around the vehicle for rough positioning. When the carrier moves to the base, the base is lifted and fixed by the pushing unit for precise positioning. Generally, the traditional positioning jig is provided with two strong pushing units and two weak pushing units. The weak pushing units are pushed toward one side of the strong pushing units, so that the notebook computer Both times are fixed to approximately the same position.

However, in the traditional positioning jig, the base and the pushing unit are all moving parts. After the positioning of the notebook computer, there is no real unique reference to the base. In other words, the traditional positioning jig can only fix the notebook computer to roughly the same position every time the notebook computer is fixed. In fact, the fixed position of the notebook computer is slightly different each time. The above error affects the assembly accuracy of the notebook computer, so that the assembly quality of the notebook computer cannot be improved.

In addition, the traditional positioning jig can only be used for notebook computers with similar appearance and size, and notebook computers with different appearance and sizes cannot share the same vehicle. Therefore, when manufacturing a variety of different notebook computers on the same production line, it is necessary to design multiple vehicles, and the vehicles need to be replaced regularly. The above problems make it difficult to improve the assembly accuracy of the notebook computer, and the assembly process of the notebook computer is time-consuming and the production cost is difficult to reduce.

The purpose of the present invention is to provide a positioning jig set, which can improve the assembly accuracy of the notebook computer, save the assembly time of the notebook computer, and can reduce the production cost.

To achieve the above object, the positioning jig set of the present invention includes a base, a stop, a carrier, and at least one pushing unit. The stopper is fixed on the base. The carrier is placed on the base and carries the product. The carrier has a gap and a load zone. When the carrier is placed on the base, the stopper passes through the gap to position the carrier, and the stopper is located outside the load zone. Side. At least one pushing unit is disposed on the base, wherein when the carrier is placed on the base, the at least one pushing unit is located on the second side outside the carrying area, and the first side and the second side are located on opposite sides of the carrying area, The movable portion of the at least one pushing unit is used to push the product carried by the carrier toward the stopper.

In an embodiment of the invention, the above-mentioned carrier further has a plurality of limiting blocks, and the limiting blocks are located at the edge of the bearing area.

In an embodiment of the present invention, the above-mentioned positioning jig set further includes a jacking unit disposed under the base for jacking up the base.

In an embodiment of the present invention, the above-mentioned carrier further has a plurality of elastic members, and the plurality of elastic members are respectively disposed in the notches to contact the product.

In an embodiment of the present invention, the stopper includes a plurality of sub-stoppers that are separated from each other.

In an embodiment of the invention, the stopper is L-shaped.

In an embodiment of the present invention, the at least one pushing unit includes two pushing units, and the movable parts of the two pushing units are respectively used to push the product carried by the vehicle toward both sides of the L-shaped stopper Arrive.

Based on the above, each time the positioning fixture group of the invention fixes the product, since the carrier and the product are positioned at the only reference relative to the base, the positioning accuracy of the positioning fixture group is compared to the traditional positioning fixture. The high level makes the assembly accuracy of the product improved. In addition, the positioning jig set can be applied to products with different appearances and sizes, thereby saving product assembly time and reducing production costs.

In order to make the above-mentioned features and advantages of the present invention more obvious and understandable, the embodiments are specifically described below in conjunction with the accompanying drawings for detailed description as follows.

FIG. 1A is a schematic diagram of a positioning jig set for fixing a large-sized product according to an embodiment of the invention. FIG. 1B is a schematic diagram of the positioning jig assembly of FIG. 1A when fixing a small-sized product. FIG. 2 is a schematic diagram of the vehicle of FIG. 1A. 3 is a schematic diagram of the positioning jig of FIG. 1A. Please refer to FIGS. 1A, 2 and 3. The positioning jig set 100 of this embodiment includes a base 110, a stop 120, a carrier 130 and at least one pushing unit 140. In this embodiment, the product A and the product B are exemplified by a notebook computer, but not limited thereto. In addition, the base 110, the stopper 120, and the at least one pushing unit 140 constitute a positioning jig 100A according to an embodiment of the present invention.

In this embodiment, the stop 120 is fixed on the base 110. Further, the stop 120 is a bearing edge when the product A is positioned, and the position and shape of the stop 120 will not move or change relative to the base 110, so the stop 120 can provide the product A relative to the base 110 The only benchmark.

The carrier 130 is placed on the base 110 and carries the product A. Thus, the product A can be safely and stably transported to the base 110 of each positioning jig group 100 in the production line. The carrier 130 has a notch 132 and a bearing area 134. When the carrier 130 is placed on the base 110, the stopper 120 passes through the notch 132 to position the carrier 130, and the stopper 120 is located on the first side S1 outside the bearing area 134.

In detail, the pair of notches 132 are located on the stop 120. Therefore, the notch 132 is also located on the first side S1 outside the bearing area 134. After the stopper 120 passes through the gap 132, the carrier 130 is restricted from moving or rotating by the contour of the gap 132, so that the carrier 130 is fixed relative to the base 110. Overall, the outline shape of the notch 132 is the same as the outline shape of the stopper 120, and the outline size of the notch 132 can be slightly larger than the outline size of the stopper 120, so that the stopper 120 can smoothly pass through the gap 132, and still The movement or rotation can be restricted by the outline of the notch 132.

At least one pushing unit 140 is disposed on the base 110. When the carrier 130 is placed on the base 110, at least one pushing unit 140 is located on the second side S2 outside the carrying area 134. The first side S1 and the second side S2 are located on opposite sides of the carrying area 134. The movable portion 142 of the pushing unit 140 is used to push the product A carried by the carrier 130 toward the stopper 120. The type and number of the offset unit 140 can be set or increased or decreased according to actual needs. For example, there are two pushing units 140 in this embodiment and the type of the driving mechanism of the pushing unit 140 is an air cylinder, but it is not limited thereto. The movable portion 142 of this embodiment is a rectangular flat plate. In other embodiments, the movable portion 142 may have different shapes, and the present invention is not limited thereto.

Further, the first side S1 can be regarded as a bearing side, and the stopper 120 for allowing the product A to bear is disposed on the first side S1. The second side S2 can be regarded as an urging side, and the pushing unit 140 for urging the product A is disposed on the second side S2. The first side S1 and the second side S2 are located on opposite sides of the carrying area 134. For example, the carrying area 134 in this embodiment is rectangular, the first side S1 is located outside two adjacent sides of the rectangle, and the second side S2 is located outside the other two adjacent sides of the rectangle. In this way, the first side S1 and the second side S2 are respectively located at two ends of the rectangle separated by diagonal lines and opposite to each other.

In this embodiment, the pushing units 140 and the stopper 120 are located on opposite sides of the carrying area 134 respectively, and the pushing units 140 urge the movable portion 142 toward the stopper. Further, each pushing unit 140 may apply a force to each movable portion 142 in a direction that does not deviate from the stopper 120. However, the product A receives the resultant force from these movable portions 142 toward the stopper 120, so that the product A By pushing the movable portion 142 toward the stopper 120, the final product A bears against the stopper 120 and is fixed.

In this embodiment, the stop 120 includes a plurality of sub-stops 122 separated from each other, wherein each sub-stop 122 can be arranged in a different shape. For example, the two sub-blocks 122 of this embodiment are arranged to form an L shape, which can provide a stable bearing surface of the product A in two directions. In other embodiments, each sub-stop can be arranged in any shape that can provide a stable bearing surface of the product, and the present invention is not limited thereto. In addition, the stopper 120 of this embodiment includes two sub-stops 122 that are separated from each other. In other embodiments, the stopper may be integrally formed, and the present invention is not limited thereto.

The carrier 130 of this embodiment also has a plurality of limiting blocks 136, and these limiting blocks 136 are located at the edges of the carrying area 134 respectively. In detail, each limiting block 136 avoids the movement path of each pushing unit 140 and prevents the limiting block 136 and the pushing unit 140 from interfering with each other, so that each pushing unit 140 can move the product to the stop without hindrance. 120 pushed. The plurality of limiting blocks 136 are used to restrict the movement or rotation of the product A, so as to prevent the product A from being detached from the carrier 130 by an external force when it is carried by the carrier 130.

On the other hand, the carrier 130 further includes a plurality of elastic members 138 disposed in the notch 132 for contacting the product A. For example, each elastic member 138 respectively faces each recess 124 on the stopper 120 to prevent the elastic member 138 and the stopper 120 from interfering with each other when the carrier 130 is placed on the base 110. The elastic member 138 slightly protrudes from the stopper 120 toward the bearing area 134. When the product A is pushed by the movable portion 142 and moves toward the stop 120, the elastic member 138 can first contact the product A and reduce the impact of the product A being pushed against the stop 120, thereby preventing the product A from being damaged by excessive impact .

In this embodiment, the positioning jig set 100 is suitable for fixing products of different sizes. For example, please refer to FIGS. 1A and 1B. The volume and area of the product A shown in FIG. 1A are larger than the product B shown in FIG. 1B. However, the bearing area 134 of this embodiment can accommodate product A and product B. As shown in FIGS. 1A and 1B, the product A and the product B are pushed toward the stop 120 by the movable portion 142, so that both the product A and the product B can be stably fixed. In other words, the positioning jig 100A of this embodiment can fix products of different sizes. In addition, when fixing products of different sizes, there is no need to replace the carrier 130.

The following is an example to illustrate the detailed process of positioning fixture 100 fixed products. 4 is a schematic diagram of the base 110 of FIG. 1A before being lifted. FIG. 5 is a schematic diagram of the base 110 of FIG. 1A after being lifted. Please refer to FIGS. 4 and 5 at the same time and refer to FIG. 1A. In this embodiment, the positioning jig set 100 further includes a jacking unit 150, which is disposed under the base 110 to lift the base 110. The positioning jig 100A may also include a jacking unit 150. In FIG. 4, the carrier 130 carries the product A and is positioned above the base 110, and the lifting unit 150 has not yet lifted the base 110. At this time, the carrier 130 can move relative to the base 110 and locate the notch 132 on the stop 120.

After the positioning of the notch 132 and the stopper 120 is completed, as shown in FIG. 5, the base 110 is pushed up by the jacking unit 150 to move toward the carrier 130 and abut the carrier 130. At this time, the stopper 120 passes through the notch 132, the carrier 130 and the base 110 are completely positioned, and the carrier 130 and the base 110 can no longer move or rotate relatively.

As shown in FIG. 1A, after the positioning of the carrier 130 and the base 110 is completed, each movable portion 142 of each pushing unit 140 starts to move, so that each movable portion 142 moves toward the stopper 120 and pushes against the product A. Finally, the movable portion 142 pushes the product A against the stop 120 and the movable portion 142 and the stop 120 jointly fix the product A. In the above process, when the movable portion 142 pushes the product A against the stop 120 and the movable portion 142 and the stop 120 jointly fix the product A, the elastic member 138 is retracted by the impact of the product A and absorbs part of the impact force, avoiding Product A was damaged by excessive impact. At this time, the product A is fixed by the movable unit 142 and the stopper 120 at a unique reference with respect to the base 110.

In summary, in the positioning jig set of the embodiment of the present invention, the carrier can be positioned relative to the base, and the product can also be positioned relative to the base. Therefore, the positioning jig set of the embodiment of the present invention can position and fix the carrier and the product relative to the base each time the product is fixed. The positioning accuracy of the positioning jig set of the embodiment of the present invention is higher than that obtained by traditional techniques, so that the assembly accuracy of the product is improved. In addition, the carrier and the positioning jig can be applied to products with different appearances and sizes, thereby saving assembly time of the products and reducing production costs.

Although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Any person with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention shall be subject to the scope defined in the appended patent application.

100‧‧‧Positioning fixture group 100A‧‧‧Positioning fixture 110‧‧‧Dock 120‧‧‧stop 122‧‧‧Sub-stop 124‧‧‧Depression 130‧‧‧Vehicle 132‧‧‧Notch 134‧‧‧ bearing area 136‧‧‧Limit block 138‧‧‧Elastic parts 140‧‧‧Push unit 142‧‧‧Moving part 150‧‧‧Lifting unit A, B‧‧‧Product S1‧‧‧First side S2‧‧‧Second side

FIG. 1A is a schematic diagram of a positioning jig set for fixing a large-sized product according to an embodiment of the invention. FIG. 1B is a schematic diagram of the positioning jig set of FIG. 1A fixing a small-sized product. FIG. 2 is a schematic diagram of the vehicle of FIG. 1A. 3 is a schematic diagram of the positioning jig of FIG. 1A. 4 is a schematic diagram of the base of FIG. 1A before being lifted. 5 is a schematic diagram of the base of FIG. 1A after being lifted.

100‧‧‧Positioning fixture group

110‧‧‧Dock

120‧‧‧stop

122‧‧‧Sub-stop

130‧‧‧Vehicle

132‧‧‧Notch

134‧‧‧ bearing area

136‧‧‧Limit block

138‧‧‧Elastic parts

140‧‧‧Push unit

142‧‧‧Moving part

150‧‧‧Lifting unit

A‧‧‧Product

S1‧‧‧First side

S2‧‧‧Second side

Claims (7)

A positioning fixture group includes: Pedestal The stopper is fixed on the base; A carrier for placing on the base and carrying products, wherein the carrier has a notch and a bearing area, when the carrier is placed on the base, the stopper passes through the notch Positioning the carrier, and the stopper is located on the first side outside the bearing area; and At least one pushing unit is provided on the base, wherein when the carrier is placed on the base, the at least one pushing unit is located on the second side outside the bearing area, the first The second side and the second side are located on opposite sides of the carrying area, and the at least one pushing unit has a movable portion for pushing the product carried by the carrier toward the stopper Arrive. The positioning jig set as described in item 1 of the patent application scope, wherein the carrier further has a plurality of limit blocks, and the plurality of limit blocks are located at the edge of the bearing area. The positioning jig set as described in item 1 of the scope of the patent application further includes a jacking unit, which is arranged under the base and used for jacking up the base. The positioning jig set as recited in item 1 of the patent application scope, wherein the carrier further has a plurality of elastic members, and the plurality of elastic members are respectively disposed in the notch to contact the product. The positioning jig set according to item 1 of the patent application scope, wherein the stopper includes a plurality of sub-stoppers separated from each other. The positioning jig set as described in item 1 of the patent application scope, wherein the stopper is L-shaped. The positioning jig set as described in item 1 of the patent application scope, wherein the at least one pushing unit includes two pushing units, and the movable parts of the two pushing units are respectively used to connect the carrier The product carried is pushed toward both sides of the L-shaped stopper.

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