Rotary blank drilling positioning device

Abstract

The utility model provides a rotary type blank drilling positioning device which comprises a drill bushing (1), a V-shaped pressing plate (2), a supporting plate (3), a pin shaft (4), a U-shaped fixing plate (5), a clamping tongue (6), a wrench (7), a baffle (8), a supporting plate (9), a bottom plate (10), a vertical plate (11), a double-end stud (12), a check ring (13), a second spring (14), a small gasket (15), a pull rod (16), a first spring (17), a locking pin (18) and a groove plate (19). The device has the advantages that the blank piece can be stably clamped, the clamping requirement of the irregular blank piece is met, the device can rapidly rotate by 180 degrees for positioning, positioning is accurate, secondary clamping of the blank piece is not needed, and the production efficiency and the machining precision are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to precision fixture technology relates to a kind of rotary blank drilling positioning device. BACKGROUND

[0002] At present, the development trend of agriculture in China is good, and the types and quantities of corresponding agricultural machinery equipment gradually increase, which promotes the steady increase of the quantity of agricultural machinery parts required, in order to further meet market demand, production efficiency and quality level need to be improved during the production of parts.

[0003] The types of forging and casting parts of agricultural machinery parts products are various, and the sizes of blank parts are inconsistent. When machining center holes or other types of holes, the blank is often clamped and positioned twice. Due to multiple clamping, the positioning is unstable, the machining precision is low, and the efficiency is low. When batch production is realized, the production cycle will be longer. In view of the above problems, a rotary blank drilling positioning device is designed according to the principle of improving productivity and product precision. Compared with the original process, the production process using the device has the characteristics of improving production efficiency, greatly shortening production cycle, stable clamping of blank parts and improving blank drilling precision. CONTENT OF THE UTILITY MODEL

[0004] The technical problem of the utility model is:

[0005] The traditional technology needs to clamp and position the blank twice. Due to multiple clamping, the positioning is unstable, the machining precision is low, and the efficiency is low. When batch production is realized, the production cycle will be longer.

[0006] The purpose of the utility model is:

[0007] The utility model proposes a rotary blank drilling positioning device. The application of the device can improve production efficiency, greatly shorten production cycle, stably clamp blank parts and improve blank drilling precision.

[0008] The technical scheme of the utility model is:

[0009] This utility model proposes a rotary blank drilling positioning device. It includes a drill bushing 1, a V-shaped pressure plate 2, a support plate 3, a pin 4, a U-shaped fixing plate 5, a latch 6, a wrench 7, a baffle 8, a support plate 9, a base plate 10, a vertical plate 11, a double-ended stud 12, a retaining ring 13, a second spring 14, a small washer 15, a pull rod 16, a first spring 17, a locking pin 18, and a groove plate 19. The upright plate 11 is fixedly connected to the base plate 10, the support plate 9 is fixedly connected to the groove plate 19, the support plate 3 is fixedly connected to the groove plate 19, the drill sleeve 1 is interference-fitted with the V-shaped pressure plate 2, the V-shaped pressure plate 2 is fixedly connected to the groove plate 19, the latch 6 is connected to the U-shaped fixing plate 5 through the pin 4, the baffle 8 is fixedly connected to the U-shaped fixing plate 5, the wrench 7 is connected to the latch 6, the double-ended stud 12 is connected to the retaining ring 13 and the second spring 14, the double-ended stud 12 is fixedly connected to the upright plate 11, the groove plate 19 and the U-shaped fixing plate 5, the locking pin 18 is connected to the first spring 17, the pull rod 16 and the small washer 15, and the locking pin 18 is connected to the groove plate 19 through the upright plate 11.

[0010] The features are as follows: the upright plate 11 is fixedly connected to the base plate 10; the groove plate 19 is fixedly connected to the V-shaped pressure plate 2, the support plate 3, and the bracket plate 9; the U-shaped fixing plate 5 is fixed to the pin 4 and the baffle 8; the latch 6 is connected to the pin 4 and the wrench 7; the latch 6 can slide freely through the keyway and is inserted into the groove of the U-shaped fixing plate 5 and the baffle 8; the blank 20 is fixed by rotating the wrench 7; the U-shaped fixing plate 5 and the groove plate 19 are connected to the double-ended stud 12 through the upright plate 11; and the retaining ring 13 is connected to the second spring 1. 4. The spring force presses the upright plate 11, and the pressure can be adjusted by the nut fastened to the double-ended stud 12 to tighten the slot plate 19 and the U-shaped fixing plate 5. The locking pin 18 is used to position the slot plate 19. When the blank 20 needs to be rotated after drilling a hole at one end, the pull rod 16 is pulled up to compress the first spring 17, pull out the locking pin 18, push the slot plate 19 by hand, rotate 180°, release the pull rod 16, and the locking pin 18 is accurately positioned with the pin hole at the other end of the slot plate 19. Then, the hole at the other end of the blank 20 is drilled.

[0011] The U-shaped fixing plate 5 and the groove plate 19 are connected to the double-ended stud 12 via the upright plate 11. The retaining ring 13 and the second spring 14 press the upright plate 11 with spring force. The pressure can be adjusted by the nut fastened to the double-ended stud 12. Tighten the groove plate 19 and the U-shaped fixing plate 5, pull out the locking pin 18, and push by hand.

[0012] When the lever 16 is pulled up, the first spring 17 is compressed, the locking pin 18 is pulled out, the slot plate 19 is pushed by hand, rotated 180°, the lever 16 is released, and the locking pin 18 and the slot plate 19 are accurately positioned.

[0013] The latch 6 can slide freely through the keyway and be inserted into the groove of the U-shaped fixing plate 5 and the baffle 8. The blank is fixed by rotating the wrench 7.

[0014] The advantages and beneficial effects of this utility model are:

[0015] The utility model discloses a rotatory rough piece drilling positioning device, which is designed in view of the problems existing in the rough piece drilling mode, and mainly comprises a rough piece fixing device, a rotatable device and a positioning device. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical scheme of the utility model embodiment clearer, the following will briefly introduce the drawings needed to be used in the utility model embodiment. Obviously, the following described drawings are only some embodiments of the utility model, and other drawings can be obtained according to the drawings without creative labor for the person skilled in the art.

[0017] Figure 1 It is the utility model rotatory rough piece drilling positioning device structural drawing;

[0018] Fig. 2 is the utility model rotatory rough piece drilling positioning device working schematic view;

[0019] Wherein, 1-drill bushing, 2-V type pressing plate, 3-branch plate, 4-pin shaft, 5-U type fixed plate, 6-claw, 7-wrench, 8-baffle, 9-plate, 10-bottom plate, 11-stand plate, 12-double head stud, 13-retaining ring, 14-second spring, 15-small washer, 16-pull rod, 17-first spring, 18-locking pin, 19-groove plate, 20-rough piece. DETAILED DESCRIPTION

[0020] In order to make the technical scheme of the utility model embodiment clearer, the following will briefly introduce the drawings needed to be used in the utility model embodiment. Obviously, the following described drawings are only some embodiments of the utility model, and other drawings can be obtained according to the drawings without creative labor for the person skilled in the art.

[0021] It should be noted that, in the case of no conflict, the features of the embodiments of the utility model and the embodiments can be combined with each other, and each embodiment can be mutually referenced and quoted. The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0022] Please refer to Figure 1The utility model discloses rotary blank piece drilling positioning device includes drill bush 1, V type pressing plate 2, support plate 3, pin shaft 4, U type fixed plate 5, card tongue 6, wrench 7, baffle 8, backing plate 9, bottom plate 10, stand 11, stud 12, fender 13, second spring 14, small washer 15, pull rod 16, first spring 17, locking pin 18, groove plate 19.

[0023] Stand 11 is fixedly connected with bottom plate 10, backing plate 9 is fixedly connected with groove plate 19, support plate 3 is fixedly connected with groove plate 19, drill bush 1 is connected with V type pressing plate 2 by interference fit, V type pressing plate 2 is fixedly connected with groove plate 19, card tongue 6 is connected with U type fixed plate 5 through pin shaft 4, baffle 8 is fixedly connected with U type fixed plate 5, wrench 7 is connected with card tongue 6, stud 12 is connected with fender 13 and second spring 14, and stud 12 is fixedly connected with U type fixed plate 5 through stand 11 and groove plate 19, locking pin 18 is connected with first spring 17, pull rod 16 and small washer 15, and locking pin 18 is connected with groove plate 19 through stand 11.

[0024] Its characterized in that: stand 11 is fixedly connected with bottom plate 10, groove plate 19 is fixedly connected with V type pressing plate 2, support plate 3 and backing plate 9, U type fixed plate 5 is fixedly connected with pin shaft 4 and baffle 8, card tongue 6 is connected with pin shaft 4 and wrench 7, card tongue 6 can slide freely through the key groove, is inserted into the recess of U type fixed plate 5 and baffle 8, and the blank is fixed through rotating wrench 7, U type fixed plate 5 is connected with groove plate 19 through stand 11 and stud 12, fender 13 is compressed stand 11 by the spring force of second spring 14, and the pressure can be adjusted through the nut of stud 12, and groove plate 19 and U type fixed plate 5 are pulled tightly, the plug positioning is carried out through locking pin 18 and groove plate 19, when the hole of the blank is drilled and needs to be rotated, when pull rod 16 is pulled up, first spring 17 is compressed, locking pin 18 is pulled out, groove plate 19 is pushed by hand, rotates 180 °, releases pull rod 16, locking pin 18 is accurately positioned in the other end pin hole of groove plate 19, and the hole of the other end of blank 20 is drilled again.

[0025] The working process of the rotary blank piece drilling positioning device is as follows: the blank 20 is placed into the U type fixed plate 5 by hand, the card tongue 6 is inserted into the recess of the U type fixed plate 5 and the baffle 8 by sliding freely through the key groove, the blank 20 is fixed by rotating the wrench 7, the drilling machine and other machine tool equipment are started, the one end of the blank 20 is drilled through the drill bush 1 in the V type pressing plate 2, after processing, the machine tool is removed, the pull rod 16 is pulled up, the first spring 17 is compressed, the locking pin 18 is pulled out, the groove plate 19 is pushed by hand, the U type fixed plate 5 is rotated 180 °, the pull rod 16 is released, the locking pin 18 is inserted into the positioning pin hole of the groove plate 19, accurate positioning is realized, the drilling machine and other machine tool equipment are used to drill the other end of the blank 20 through the backing plate 9, after processing, the blank 20 is taken off.

[0026] The utility model discloses the following:

[0027] a. Can stabilize the clamping irregular rough piece, and the stability is better.

[0028] b. Rough piece is clamped once, can be positioned quickly 180° rotation, improves production efficiency.

[0029] c. Convenient bolt positioning, guarantees rough piece positioning accuracy.

[0030] It should be noted that the above process operation can be combined to different degrees, in order to be simple, the implementation mode of various combinations is not repeated, and the skilled in the art can flexibly adjust the order of the above operation steps or flexibly combine the above steps according to actual needs.

[0031] Finally, it should be pointed out that: the above examples are only used to illustrate the technical scheme of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the utility model, and these modifications or replacements should be covered in the protection scope of the utility model.

Claims

1. A rotary blank drilling positioning device, characterized by, The utility model relates to a kind of blanking device, including: Drill bushing (1), V-shaped pressing plate (2), support plate (3), pin shaft (4), U-shaped fixed plate (5), clamping tongue (6), wrench (7), baffle (8), supporting plate (9), bottom plate (10), vertical plate (11), stud bolt (12), baffle ring (13), second spring (14), small washer (15), pull rod (16), first spring (17), locking pin (18), groove plate (19), wherein: vertical plate (11) is fixedly connected with bottom plate (10);Supporting plate (9) is fixedly connected with groove plate (19);Support plate (3) is fixedly connected with groove plate (19);Drill bushing (1) is connected with V-shaped pressing plate (2) by interference fit;V-shaped pressing plate (2) is fixedly connected with groove plate (19);Clamping tongue (6) is connected with U-shaped fixed plate (5) by pin shaft (4);Baffle (8) is fixedly connected with U-shaped fixed plate (5);Wrench (7) is connected with clamping tongue (6);Stud bolt (12) is connected with baffle ring (13) and second spring (14);Stud bolt (12) is fixedly connected with U-shaped fixed plate (5) by vertical plate (11), groove plate (19);Locking pin (18) is connected with first spring (17), pull rod (16) and small washer (15);Locking pin (18) is connected with groove plate (19) by vertical plate (11);Vertical plate (11) is fixedly connected with bottom plate (10);Groove plate (19) is fixedly connected with V-shaped pressing plate (2), support plate (3) and supporting plate (9);U-shaped fixed plate (5) is fixedly connected with pin shaft (4) and baffle (8), clamping tongue (6) is connected with pin shaft (4) and wrench (7), and clamping tongue (6) can slide freely through key groove, is inserted into the recess of U-shaped fixed plate (5) and baffle (8), and the blank part is fixed by rotating wrench (7), U-shaped fixed plate (5) is connected with groove plate (19) by vertical plate (11) and stud bolt (12), baffle ring (13) and second spring (14) are compressed by spring force to vertical plate (11), the pressure can be adjusted by the nut fastened with stud bolt (12), and groove plate (19) and U-shaped fixed plate (5) are tensioned, and positioning is carried out by locking pin (18) and groove plate (19).

2. The rotary blank drilling locator apparatus of claim 1 wherein, Wherein: When rotation is needed, pull up pull rod (16), compress first spring (17), pull out locking pin (18), push groove plate (19) by hand, rotate 180°, release pull rod (16), and locking pin (18) and groove plate (19) are accurately positioned.

3. The rotary blank drilling locator apparatus of claim 1 wherein, Wherein: Pull out locking pin (18), push groove plate (19) by hand, and free rotation can be realized.

4. The rotary blank drilling locator apparatus of claim 1 wherein, Wherein: When pull rod (16) is pulled up, first spring (17) is compressed, locking pin (18) is pulled out, groove plate (19) is pushed by hand, and 180° is rotated, pull rod (16) is released, and locking pin (18) and groove plate (19) can be accurately positioned.

5. The rotary blank drilling locator apparatus of claim 1 wherein, Wherein: Put blank part (20) into U-shaped fixed plate (5), and clamping tongue (6) is inserted into the recess of U-shaped fixed plate (5) and baffle (8) by freely sliding through key groove.

6. The rotary blank drilling locator apparatus of claim 1 wherein, Wherein: By rotating the wrench (7) to fix the blank (20), start the drilling machine equipment, and drill one end of the blank (20) through the drill sleeve (1) in the V-shaped pressing plate (2).

7. The rotary blank drilling locator apparatus of claim 1 wherein, Wherein: After processing, remove the machine tool, pull up the pull rod (16), compress the first spring (17), pull out the locking pin (18), push the slot plate (19), drive the U-shaped fixing plate (5) to rotate 180°, loosen the pull rod (16), and insert the locking pin (18) into the positioning pin hole of the slot plate (19) to achieve precise positioning.

8. A rotary blank drilling positioning device according to any one of claims 1-7, characterized in that, Wherein: The drilling machine equipment is used to drill the other end of the blank (20) through the supporting plate (9), and the blank (20) is removed after processing.

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