JP3019418U - Automatic screw and washer coupling mechanism - Google Patents

Abstract

(57) [Summary] [Purpose] Automatic loading and coupling mechanism for screws and washers. [Structure] Two rotary plates, a screw plate and a washer plate for placing the screw and washer before thread cutting, respectively, are provided, and at the moment of intersection formed by the rotations, the washer plate operation is made intermittent and With the shank of the screw, the washer is pulled out and dropped onto the delivery rail, and then guided to the thread cutting machine. In this way, the screw and washer are automatically loaded and joined.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 INDUSTRIAL APPLICABILITY The present invention automatically loads a screw and a washer and joins them together, thus eliminating the conventional manual work of joining, and automatically and quickly joining the washer to the screw. Therefore, there is no need for the user to check the standard when connecting the screw and the washer as in the past, and the screw and the washer can be immediately used, which is very convenient. Regarding

[0002]

[Prior art]

 There are numerous opportunities to use the screw during general machining or assembly, and the screw is used through a washer to increase the fastening effect and prevent the screw from destroying the work piece. However, since the washer and the screw are different parts, it is easy to lose them by placing the washer and the screw separately, and furthermore, since washers and screws of different standards cannot be combined, the operator has a suitable fit. It was difficult to find a washer, which slowed down the work and sometimes frustrated the operator.

[0003]

[Problems to be solved by the device]

 The present invention eliminates the need for manual operation, allows the washer to be automatically fitted into the screw quickly and effectively, eliminates the need for the user to check the standard, and allows the washer and the screw after coupling to be used immediately. It is an object of the present invention to provide an automatic loading and coupling mechanism for screws and washers, which is possible and very convenient.

[0004]

[Means for Solving the Problems]

 The screw and washer automatic loading and coupling mechanism of the present invention comprises a screw disk seat body 10, a washer disk seat body 20, a feeding rail 106, and a sending rail 105. The screw disk seat body 10 is a screw receiving board 101. The screw positioning board 102, the bottom seating board 103, and the screw board rotating shaft 104 are subdivided into parts, and a plurality of arc-shaped screw positioning grooves 101a are equally provided on the periphery of the screw receiving board 101. Only one screw 30 can be placed in the positioning groove 101a, and the screw positioning board 102 is provided with a reciprocal number corresponding to each screw positioning groove 101a of the screw receiving board 101 on the periphery thereof. The washer disc seat body 20 is arranged so as to form a certain inclination angle with the screw disc seat body 10, and the washer receiving plate 201 and the washer positioning plate 2 are provided. 2 and a washer disc rotating shaft 203, the washer positioning disc 202 is fixed to a stationary bearing 203a by a screw 202b, and the washer receiving disc 201 carries a washer in conjunction with the washer disc rotating shaft 203, and the washer disc is The connecting portion of the feed rail 105 with the front end of the feed rail 105 is notched to form a flat surface 201b, so that the screw progresses smoothly, and the washer 40 can be accommodated on the periphery of the washer positioning plate 202. A washer positioning groove 202a having the same thickness as that of the washer is provided, and one stopper piece 201a for preventing the washer 40 from slipping off is provided on the outer periphery of the washer receiving board 201. A circular arc-shaped enclosing plate 204 is fixed to the outer periphery of 201 by a screw 204a, and a rotating wheel 205 driven by an electric motor is provided on one side of the enclosing plate 204. 05 is provided around the front end of 05, and the feeding rail 106 is provided with an arc-shaped block 106a beside it, so that the piece 102a of the screw positioning plate 102 of the screw plate seat 10 is formed. When the screw passes through the arc-shaped block 106a, the piece 102a is lifted up to form a space below, so that the screw 30 can be smoothly screw-positioned to accommodate the screw 30 provided on the screw receiving plate 101. The piece 102a is slid into the groove 101a, the piece 102a passes through the arc-shaped block 106a, and at the same time, the screw 30 is squeezed to complete the positioning work without causing any other movement. The delivery rail 105 is linked to one side of the bottom seat 103 of the board 10 and has a slope that gradually rises from right to left. After fitting the washer to the tip of the screw, the screw and washer that have been completely coupled are removed from the screw positioning groove 101a of the screw disk seat body 10 and at the same time, are guided to a screw cutting machine to prevent the screw cutting and the washer from falling off. The screw 30 and the washer 40, which are provided for collection and have the above-described structure and which are driven in the same direction all the time, intersect at the intersection of the screw washer 10 and the washer disc 20 to complete the connection between the screw 30 and the washer 40. Due to the intermittency that occurs during the operation, after the washer 40 is sent to the intersecting position where it is coupled with the screw 30, one intermittency non-operation state is formed, and the relatively large tangential velocity that occurs in the screw disk seat body 10 is generated. Upon operation, the shank 30a of the screw pulls out the washer 40 and slides it into the delivery rail 105 having an ascending slope. Wait until the seat body 10 and the washer plate seat body 20 are separated from each other, and the next one screw 30 and the washer 40 will automatically advance to complete the connection, and by repeating the same operation as described above, The above is characterized in that the screw and the washer are mounted and connected to the.

One side of the delivery rail 105 is provided with a sloping block 105a, which operates in the same manner as the delivery rail 106 inserts and positions the screw 30 into the screw board seat body 10. Not only is the generated screw and washer removed from the fixed position of the screw disk seat body 10, but the screw 30 and washer 40 that have been completely connected are also removed by the blade surface 105d provided on one side of the strip block 105a. It is characterized by separating and advancing it into the processing track 105c, guiding it to a thread cutting machine, and performing the thread cutting and the subsequent collection of finished products.

It is desirable that one lid surface is installed on the upper surface of the feed-in rail 106 to prevent jumping out when the screw slides.

The intermittent operation of the washer disc seat body 20 is completed by a Geneva mechanism.

[0008]

[Action]

 The present invention provides a kind of screw and washer automatic loading coupling mechanism, which solves the time and inconvenience of the traditional screw and washer loading method using a hand tool, There are two rotating plates, one with a washer and the other with a washer.The operation of the washer is intermittent at the moment of the intersection of the rotations, and the washer is pulled out by the shank of the screw. Then, it is dropped onto the delivery rail and guided to the thread cutting machine. In this way, the screws and washers are automatically loaded and joined.

[0009]

【Example】

 As shown in the perspective view of the present invention in FIG. 1, the present invention comprises one screw board seat body 10, one washer disk seat body 20 installed in an inclined manner, a feed rail 106 and a feed rail 105. Composed. Among them, the screw disc seat body 10 is further subdivided into each part of the screw receiving disc 101, the screw positioning disc 102, the bottom seat disc 103, and the screw disc rotating shaft 104 (see also FIG. 2 at the same time). At the same time, a plurality of arc-shaped screw positioning grooves 101a are provided on the peripheral edge of the screw receiving board 101, and only one screw 30 can be placed in each screw positioning groove 101a. The screw positioning board 102 is formed by combining a plurality of pieces 102a corresponding to the screw positioning grooves 101a of the screw receiving board 101 on the periphery thereof. In addition, the delivery rail 105 is connected to the side of the bottom seat 103 with a screw 105b. The delivery rail 105 has an inclined surface that gradually rises from right to left (see FIG. 11), and the washer 40 is fitted to the tip of the screw 30 by the rotation of the screw board seat body 10 to screw the screw and the washer that have completed the coupling operation. It is used to separate from the board seat body 10 and is further fed to the external threading machine. Then, the screws are collected after the washer 40 is prevented from coming off by thread cutting.

The other part, that is, the washer disk seat body 20 is composed of a washer receiving board 201, a washer positioning board 202, and a washer disk rotating shaft 203 (see FIG. 3). Among them, the washer positioning plate 202 is fixed to a stationary bearing 203a by a screw 202b, and the washer receiving plate 201 carries a washer in conjunction with a washer plate rotating shaft 203. The connecting portion of the washer receiving plate 201 with the front end of the delivery rail 105 is notched to form a flat surface 201b, which has the function of smoothing the progression of the screw. In addition, an washer positioning groove 202a having an arc shape and capable of accommodating the washer 40 and having the same thickness as each washer 40 is provided on the periphery of the washer positioning plate 202, and at the same time, protrudes to the outer periphery of the washer receiving plate 201. One stopper piece 201a is provided to prevent the washer 40 from slipping off. In addition, a circular arc-shaped enclosing plate 204 is fixed to the outer periphery of the washer receiving plate 201 by a screw 204a, and a rotating wheel 205 driven by an electric motor is provided on one side of the enclosing plate 204. A capillar body 205a is provided around the front end of the.

As shown in FIGS. 4 and 5, the electric power source of the power transmission portion of the screw disc rotating shaft 104 of the screw disc seat body 10 and the washer disc seat body 20 and the washer disc rotating shaft 203 is the electric motor 50. The electric motor 50 pulls a belt 51 to drive a main bearing 52, and a gear 521 and a bevel gear 522 provided on the main bearing 52 cause a screw receiving plate 101 and a screw plate rotating shaft 104 of a screw positioning plate 102 and a washer. The board rotating shaft 203 is driven. Regarding the transmission to the washer rotating shaft 203, please refer to FIG. 6 to FIG. 7 at the same time. As shown in these figures, when the main bearing 52 is transmitted to the bevel gear 522 provided therebetween, it drives the driven gear 53. The driven gear 53 is transmitted to a set of disc bodies 54 of a "Geneva mechanism" that causes the washer disc rotating shaft 203 to perform intermittent operation. On the disk body 54, one semi-circular positioning plate 541 and a columnar cylindrical driving body 542 are provided, which is intermittently attached to the washer disk rotation shaft 203 due to the operation relationship with the differential plate 55. Let's drive. See Figures 6 to 8 for the detailed situation. FIG. 6 shows the starting state, in which the semicircular positioning plate 541 on the disc body 54 operates within the semicircular opening 551 of the differential plate 55, and the cylindrical driving body 542 has a long tank shape of the differential plate 55. It is placed in the opening 552. When the disk body 54 starts driving (counterclockwise driving indicated by an arrow in the upper part of FIG. 6), the cylindrical driving body 542 pulls the differential plate 55 to operate in opposite directions (that is, clockwise rotation). Driving). The operation status is shown in FIG. In the state shown in FIG. 8, when the cylindrical driving body 542 is about to leave the long tank-shaped opening 552, the semi-circular positioning plate 541 enters the other semi-circular opening 551a, and The moving plate 55 is not caused to move in the opposite direction. At this time, the cylindrical driving body 542 has already separated from the previous long tank-shaped opening 552a, and thus the differential plate 55 is caused to be in a no-operation state, that is, the washer which is interlocked with it. After performing a constant operation, the board rotating shaft 203 constantly forms another non-operation state (that is, intermittent operation).

Finally, the operation of the above-mentioned owned components will be summarized from the start state. As shown in FIG. 9, the screw feeding rail 106 is transported to enter the screw board seat 10 of the present invention (at this time, one lid surface 106b is additionally provided on the upper surface of the feeding rail 106 so that the screw slides). The arc-shaped block 106a provided on the side of the feeding rail 106 allows the piece 102a of the screw positioning plate 102 of the screw plate seat body 10 to pass through the arc-shaped block 106a. As shown in FIG. 9, the strip 102a is lifted up to form a space below, so that the screw 30 can smoothly accommodate the screw 30 provided on the screw receiving board 101. Slide into 101a. When the piece 102a passes through the arc-shaped block 106a, the screw 30 is pressed downward, and the positioning work is completed without causing any other movement. Further, the washer 40 to be coupled with the screw is inserted into the washer positioning plate 202 of the washer plate seat body 20. Since the washer disc seat body 20 is fixed at a certain inclination angle, the washer 40 that has been inserted is concentrated inside the enclosing plate 204 and driven in a certain direction to rotate on one side of the enclosing plate 204. When the wheel 205 is driven by an electric motor, the capillaries 205a at the front end of the rotary wheel 205 sweep away excess washers on each space that accommodates the washer 40 on the washer receiving board 201, and When the washer positioning board 202 is operated, each washer positioning groove 202a on each washer positioning board 202 accommodates only one washer 40. After the positioning of the screw 30 and the washer 40 is completed, respectively, as shown in FIGS. 10 and 11, the both are joined. First, the screw 30 and the washer 40 are operated in the same direction, and the screw 30 and the washer 40 are completely connected to each other at the intersection. By virtue of the nature, the washer receiving plate 201 forms one intermittent non-operating state after the washer 40 is sent to the intersecting position where the washer 40 is coupled with the screw 30, and further, the relatively large tangential velocity generated in the screw plate seat body 10. The washer 40 is pulled out by the shank 30a of the screw and slid into the delivery rail 105 having an inclined surface that rises, and the screw 30 and the washer 40, which have already been joined, respectively belong to the screw disk seat body. Waiting for 10 and washer disc seat 20 to separate, the next one screw 30 and washer 40 will automatically advance and complete the connection, and repeat the same operation as above, thus automatically Of screws and washers To achieve the purpose of loading and binding. Further, as shown in FIG. 12, one side of the delivery rail 105 is provided with a sloping block 105 a, which allows the screw 30 to enter the screw board seat body 10 via the delivery rail 106. The screw and washer that have already been joined by the same operation as when they are positioned are not only released from the fixed position of the screw receiving plate 101 of the screw plate base 10, but also the one side of the strip block 105a. The screw 30 and the washer 40, which have been joined together by the blade surface 105d, are separated and made to enter the machining track 105c, that is, where the screw disk seat body 10 and the washer disk seat body 20 that operate in the same direction intersect each other, the screw 30 and the washer 40. Due to the intermittence that occurs when the washer receiving plate 201 is in operation, the washer receiving plate 201 is sent to the crossing position where the washer 40 and the screw 30 are connected, and then one Form a non-operational state, and further, the washer 40 is pulled out by the shank 30a of the screw by the operation of the relatively large tangential velocity generated in the screw disk seat body 10, and the washer 40 is slid into the delivery rail 105 having an inclined surface, Wait for the screw 30 and washer 40 that have already been joined to separate from the screw disk seat body 10 and washer disk seat body 20 to which they belonged first, and then the next screw 30 and washer 40 automatically advance. Then, the connection is completed, and the same operation as described above is repeated. In this way, the purpose of automatically loading and connecting the screw and the washer is achieved. Further, as shown in FIG. 12, one side of the delivery rail 105 is provided with a sloping block 105a, which allows the screw 30 to enter the screw board seat 10 through the delivery rail 106. Not only does the same operation as when it is positioned, but the screw and washer that have already been joined are removed from the fixed position of the turntable, and the screw 30 that has been joined by the blade surface 105d on one side of the strip block 105a is completed. The washer 40 is separated from the delivery rail 105, and is inserted into the machining track 105c to be guided to the thread cutting machine. Then, the finished products that have been threaded are collected.

[0013]

[Effect of device]

 The screw and washer automatic loading coupling mechanism of the present invention allows the washer to be automatically fitted to the screw quickly and effectively without the need for manual operation, and the washer can be fitted without the user having to check the standard. It's very convenient because the screw you picked up can be used immediately.

[Brief description of drawings]

FIG. 1 is a perspective view of the present invention.

FIG. 2 is an exploded perspective view of the screw base seat of the present invention.

FIG. 3 is an exploded perspective view of a washer disc seat according to the present invention.

FIG. 4 is a perspective view of a transmission mechanism of the present invention.

5 is a front view of FIG. 4 described above.

FIG. 6 is a partial operation view of the washer plate seat body transmission of the present invention.

FIG. 7 is a partial operation display diagram when the washer plate seat body is transmitted, showing steps following FIG. 6;

FIG. 8 is a partial operation display diagram when the washer plate seat body is transmitted, showing steps following FIG. 7;

FIG. 9 is a view showing the operation of inserting the screw into the screw disk seat body from the feeding rail of the present invention.

FIG. 10 is a view showing a state when the screw and the washer of the present invention are coupled.

FIG. 11 is a side view of FIG.

FIG. 12 is a view showing an operation of detaching the screw disk seat body after the screw and the washer of the present invention are connected.

[Explanation of symbols]

10 ... Screw disk seat 20 ... Washer disk seat 106
... Sending rail 105 ... Sending rail 101
..Screw receiving plate 102 ... Screw positioning plate 103 ... Bottom base plate 104 ... Screw plate rotating shaft 10
1a ... Screw positioning groove 30 ... Screw 102
a ... Piece 105b ... Screw 40 ... Washer 201 ... Washer receiving board 202 ... Washer positioning board 203 ... Washer disk rotating shaft 202b ... Screw
203a ... Bearing 201b ... Plane 202a ... Washer positioning groove 201a ... Stop piece 204a ... Screw 204 ... Enclosure plate 205
... Rotating wheel 205a ... Capillaries 51 ... Belt 52 ... Main bearing 521 ... Gear 522 ...
-Bevel gear 53 ... driven gear 54 ... disk body 5
41 ... Semi-circular positioning plate 542 ... Cylindrical drive body 55 ... Differential plate 551 ... Semi-circular opening 55
2 ... Long tank-shaped opening 106b ... Lid surface 106a
... Arc block 102a ... Slab 205
... Rotating wheel 205a ... Capillaries 30a ... Screw shank 105a ... Piece block 105d
・ ・ ・ Blade surface 105c ・ ・ ・ Machining trajectory

Claims (4)

[Scope of utility model registration request] 1. A screw disc seat 10, a washer disc seat 20, a feed rail 106, and a feed rail 105. The screw disc seat 10 includes a screw receiving plate 101, a screw positioning plate 102, and a bottom sitting plate. 103 and the screw disc rotary shaft 104 are subdivided into parts, and a plurality of arc-shaped screw positioning grooves 101a are provided on the periphery of the screw receiving plate 101, and each screw positioning groove 101a has only one screw positioning groove 101a. The screw 30 can be placed, and the screw positioning board 1
Reference numeral 02 denotes a plurality of strip-shaped bodies 102 corresponding to the screw positioning grooves 101a of the screw receiving board 101 on the periphery thereof.
a is combined, and the washer disc seat 20 is installed so as to form a certain inclination angle with the screw disc seat 10 and is composed of a washer receiving plate 201, a washer positioning plate 202, and a washer disc rotating shaft 203. The washer positioning plate 202 is fixed to a stationary bearing 203a by a screw 202b, the washer receiving plate 201 carries a washer in conjunction with a washer plate rotating shaft 203, and the washer receiving plate 201 is connected to the front end of the feed rail 105. Is cut out to form one flat surface 201b, so that the screw progresses smoothly, and the washer positioning plate 202 can accommodate the washer 40 and has an arc shape having the same thickness as each washer 40. The washer positioning groove 202a is provided, and the washer receiving board 20 is provided.
One stopper piece 201a for preventing the washer 40 from slipping off is provided on the outer periphery of 1, and a circular arc-shaped enclosure plate 204 is fixed to the outer periphery of the washer receiving board 201 with a screw 204a. A rotary wheel 205 driven by an electric motor is provided on one side, and a bristle body 205a is provided around the front end of the rotary wheel 205, and the arc-shaped block 1 is provided next to the feed rail 106.
With the provision of 06a, when the piece 102a of the screw positioning board 102 of the screw board seat 10 passes through the arc-shaped block 106a, the piece 102a is lifted up to form a space below. And smoothly slide the screw 30 into the screw positioning groove 101a for accommodating the screw 30 provided on the screw receiving board 101, and the piece 102
When a passes through the arc-shaped block 106a, the screw 30 is pressed at the same time, and the positioning work is completed without causing other movements. The delivery rail 105 is the bottom seat 10 of the screw board seat body 10.
3, the delivery rail 105 has an inclined surface that gradually rises from right to left, and after the screw washer is fitted to the tip of the screw by the rotation of the screw plate seat body 10, the screw and the washer which have been completely coupled are joined together. At the same time as removing from the screw positioning groove 101a of the screw disk seat body 10, the screw disk is guided to a screw cutting machine and used for collecting after the thread cutting and washer prevention, and the screw disk having the above-mentioned configuration and continuously operating in the same direction. When the seat body 10 and the washer plate seat body 20 both intersect, the screw 3
0 and the washer 40 are completed, and the washer receiving plate 201 forms one intermittent non-operation state after the washer 40 is sent to the intersecting position where the washer 40 is coupled with the screw 30 due to the intermittent nature generated during its operation. , The screw shank 30a is washed by the washer 4 by the operation of the relatively large tangential velocity generated in the screw disk seat body 10.
0 is slid out and slid into the delivery rail 105 having an ascending slope, and the screw 30 and the washer 40, which have already been joined, are separated from the screw disk seat body 10 and the washer disk seat body 20 to which they belong. Wait, the next screw 30 and washer 40 will automatically advance to complete the connection, and by repeating the same operation as described above, the screw and washer are automatically loaded and connected. Automatic loading coupling mechanism. 2. One side of the delivery rail 105 is provided with a sloping block 105a, which operates in the same manner as the delivery rail 106 inserts and positions the screw 30 into the screw board seat body 10. Not only is the generated screw and washer removed from the fixed position of the screw disk seat body 10, but also the blade surface 10 provided on one side of the strip block 105a.
The screw 30 and the washer 40, which have been joined together by 5d, are cut off to enter the machining track 105c, and are guided to the thread cutting machine.
The automatic loading and washer coupling mechanism according to claim 1, wherein the automatic loading and washer coupling mechanism is provided for the thread cutting and subsequent completion product collection. 3. The screw and washer automatic loading / coupling mechanism according to claim 1, wherein a top surface of the feeding rail 106 is provided with a lid surface for preventing jumping when the screw slides. 4. The automatic screw and washer coupling mechanism according to claim 1, wherein the intermittent operation of the washer disc seat body 20 is completed by a Geneva mechanism.