CN217513322U - Rotary clamp - Google Patents

Abstract

The utility model discloses a rotary fixture, including anchor clamps main part and revolution mechanic, be equipped with the anchor clamps body in the anchor clamps main part, be provided with on the anchor clamps body and insert, connect the slider and twist the claw, slider and pull rod fixed connection, the pull rod passes through the piston rod and links to each other with the cylinder, and the slider has lower chain sleeve with the junction of inserting, lower chain sleeve and chain sleeve fixed connection, and chain sleeve inserts and connects revolution mechanic, and revolution mechanic includes box and upper cover plate, is provided with intermeshing's first gear and second gear between box and upper cover plate, first gear cup joints and sheathes in at last chain, the second gear connection has servo motor. Under the control of servo motor and cylinder, the utility model discloses can realize comparing anchor clamps frock and rotatory frock combination use to the automatic rotatory installation of part, the utility model has the advantages of, rotatory installation spare part efficiency is higher, and occupation space still less.

Description

Rotary fixture

Technical Field

The utility model belongs to the technical field of machine part installation, specifically speaking relates to a rotary fixture.

Background

In the existing automatic installation process related to the rotary installation of parts, for example, the installation process of nuts, a clamp tool and a rotary tool are needed, the clamp tool is responsible for clamping and placing the parts to a specified position, and the rotary tool is responsible for rotary installation of the parts.

Because the fixture tool and the rotating tool are two independent devices, the following problems can exist: in the process of mounting the parts, the clamp tool and the rotary tool need to be replaced and used in a staggered mode, and time is wasted in the replacement process, so that the efficiency of automatic production is reduced; two tools are adopted for mounting parts, so that the space required by automatic production is large.

Disclosure of Invention

Aiming at the problems of low production efficiency and large occupied space of the existing fixture tool and rotary tool in the process of mounting parts, the invention provides the following utility model.

A rotary clamp comprises a clamp body, a pull rod, a piston rod and an air cylinder, wherein the clamp body is arranged in the clamp body, an insert is connected onto the clamp body, a slide block and a screwing claw are connected onto the insert, the pull rod is fixed above the slide block, the pull rod is fixedly connected with one end of the piston rod in an inserted mode, and the air cylinder is arranged at the other end of the piston rod; still be equipped with down chain sleeve, cochain connecting sleeve, revolution mechanic, servo motor on the anchor clamps, down the chain sleeve setting at the slider and insert the junction to with the anchor clamps body and the fixed linking to each other of cochain connecting sleeve, revolution mechanic includes first gear and second gear, and first gear is fixed to be settled on last chain sleeve, first gear and second gear intermeshing, the second gear is connected with servo motor.

Preferably, the rotating structure further comprises a box body, an upper cover plate and a bearing, the box body is connected with the upper chain connecting sleeve through the bearing, the upper cover plate is arranged at an opening of the box body, and the first gear and the second gear are arranged between the box body and the upper cover plate.

Preferably, a cylinder support column is fixed on an upper cover plate of the rotating structure, the cylinder support column is connected with the cylinder cover plate, and the cylinder is installed on the cylinder cover plate.

Preferably, a cylinder linking sleeve is arranged at the joint of the piston rod and the pull rod to strengthen the fixation between the piston rod and the pull rod.

Preferably, the box body of the clamp is further connected with a floating plate, the floating plate is fixedly connected with the linear bearing, a fixed support column penetrates out of the middle of the linear bearing, and two ends of the fixed support column are respectively connected with a fixed plate and a spring cover plate.

Advantageous effects

Compared with the prior art, the utility model discloses on integrating revolution mechanic to the anchor clamps frock, realizing original rotation frock and anchor clamps frock function between them, beneficial effect is: the time spent on replacing the equipment in the process of mounting the parts is reduced, and the efficiency of automatic production is improved; the original rotary tool and clamp tool are changed into an integrated structure design, and the space required by the rotary tool and clamp tool is less than that required by the original rotary tool and clamp tool.

Drawings

Fig. 1 is a schematic perspective view of a clamp according to the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the middle clamp of the present invention;

fig. 3 is a three-dimensional schematic diagram of the clamp of the present invention;

fig. 4 is an exploded view of the rotary structure and related components of the present invention;

fig. 5 is a schematic cross-sectional view of the rotary structure of the present invention;

fig. 6 is a schematic perspective view of the main body and related components of the clamp of the present invention;

fig. 7 is an exploded view of the main body and related components of the clamp of the present invention;

fig. 8 is a schematic view of the three-dimensional structure of the middle clamp body and the pull rod of the present invention.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows:

1. a cylinder; 2. a servo motor; 3. a rotating structure; 4. a clamp body; 5. chaining and connecting sleeves; 6. and (4) a lower chain sleeve.

101. A pull rod; 102. a piston rod; 103. a cylinder support post; 104. a cylinder cover plate; 105. and a cylinder link sleeve.

201. A floating plate; 202. a fixing plate; 203. fixing the support column; 204. a linear bearing; 205. and a spring cover plate.

301. A box body; 302. a first gear; 303. a second gear; 304. an upper cover plate; 305. and (5) a bearing.

401. A clamp body; 402. an insert; 403. a slider; 404. and (5) screwing the claws.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present embodiment, the terms "upper", "lower", "left", "right", "front" and "rear" are used for convenience of description, and should not be construed as structural constraints.

As shown in fig. 1, 4-8, it is a rotary fixture of the utility model preferably used for automatic installation of parts, specifically, this rotary fixture is mainly used for the automatic installation of nut, rotary fixture includes fixture main body 4, pull rod 101, piston rod 102, cylinder 1, be provided with fixture body 401 in the fixture main body 4, insert 402, slider 403, twist claw 404, be equipped with the recess in the fixture body 401 left and right sides, two insert 402 are set up respectively in two recesses of left and right sides, insert 402 can be in the horizontal motion in the recess, two the upper portion of insert 402 is provided with the spout, installs slider 403 on the spout, the slider can reciprocate along the spout that sets up on insert 402, the lower part fixedly connected with of insert 402 with wait to install the nut size anastomotic twist claw 403 for the fixation nut. When the screwing claw 404 needs to clamp the nut, the sliding block 403 moves downwards along the sliding groove on the insert 402 to drive the insert 402 to move horizontally inwards along the clamp body 401, the screwing claw 404 contracts along with the inwards movement of the insert 402 to clamp and fix the nut, and conversely, when the screwing claw 404 needs to loosen the nut, the sliding block 403 moves upwards to promote the insert 402 to move downwards along the clamp body 401, and the screwing claw 404 loosens the nut along with the movement of the insert 402. A pull rod 101 is fixedly connected above the slide block 403, one end of a piston rod 102 is inserted and connected into the pull rod 101, and the other end of the piston rod 102 is connected with the cylinder 1. The cylinder 1 can automatically control the piston rod 102 to move up and down, so as to drive the pull rod 101 to move up and down, further control the movement of the slide block 403, and finally realize the automatic control of nut clamping or loosening.

Further, an upper chain joint sleeve 5, a lower chain joint sleeve 6, a rotating structure 3 and a servo motor 2 are further arranged on the fixture, the lower chain joint sleeve 6 is arranged at the joint of the sliding block 403 and the insert 402 and fixedly connected with a protruding part at the end part of the fixture body 401, the sliding block 403 is arranged inside the lower chain joint sleeve 6, a disc at the upper part of the lower chain joint sleeve 6 is fixedly connected with a disc part at the lower part of the upper chain joint sleeve 5, the pull rod 101 penetrates out from the centers of the lower chain joint sleeve 6 and the upper chain joint sleeve 5, and the upper chain joint sleeve 5 is connected with the servo motor 2 through the rotating structure 3.

Specifically, the rotating structure 3 includes a case 301, an upper cover plate 304, a first gear 302, a second gear 303, and a bearing 305, the case 301 is sleeved on the upper part of the upper chain joint sleeve 5, the case 301 is internally provided with the upper and lower bearings 305, the outer ring of the bearing 305 is fixed on the case 301, the inner ring of the bearing 305 is sleeved on the upper chain joint sleeve 5, the upper cover plate 304 is arranged at an opening of the case 301, the servo motor 2 is fixed on the upper cover plate 304, the first gear 302 and the second gear 303 are arranged inside the case 301, the first gear 302 is sleeved on the upper chain joint sleeve 5 and located above the two bearings 305, and the second gear 303 is engaged and connected beside the first gear 302. The rotation of servo motor 2 control second gear 303, first gear 302 is engaged by second gear 303 to take place to rotate, first gear 302 drives chaining sleeve 5 and takes place to rotate at bearing 305 inner circle, and lets lower chaining sleeve 6 take place to rotate, and last lower chaining sleeve 6 drives anchor clamps main part 4 and takes place to rotate, and servo motor 2 realizes automated control to the rotatory process of anchor clamps main part 4 part.

After the claw 404 is twisted in the control of cylinder 1 and the nut is clamped tightly, the claw 404 is rotated in the control of servo motor 2 and the nut is rotated to realize automatic rotation installation process, the installation work of the nut can be completed only by using one fixture tool device, the device is not required to be replaced in the process, the waste time is reduced, the efficiency of automatic production is improved, meanwhile, the original fixture tool and the original rotating tool are compared, and the fixture occupied space in the embodiment is less.

Further, two sides of the upper cover plate 304 are symmetrically connected with a cylinder support post 103 respectively, a cylinder cover plate 104 is fixedly arranged above the cylinder 1 support post, the cylinder 1 is fixedly arranged on the cylinder cover plate 104, and the cylinder 1 and the rotating structure 3 form a firm integral part; as shown in fig. 2, a cylinder link sleeve 105 is disposed at the joint of the piston rod 102 and the pull rod 101 below the cylinder 1, so that the connection between the piston rod 102 and the pull rod 101 below the cylinder 1 is tighter and can bear the impact force caused by the pushing of the cylinder 1.

Further, as shown in fig. 3, a floating plate 201 is fixedly connected to the lower portion of a box 301 of the jig, two symmetrical linear bearings 204 are fixedly connected to the upper portion of the floating plate 201, a fixed support column 203 penetrates through the middle of each of the two linear bearings 204, the lower ends of the two support columns are fixedly connected to a fixed plate 202, and the upper ends of the two support columns are fixedly connected to a spring cover plate 205. When the air cylinder 1 drives the clamp to move, the box body 301 on the clamp moves along with the clamp, the floating plate 201 driven by the box body 301 moves up and down between the fixed plate 202 and the spring cover plate 205, and the up and down movement of the whole clamp is controlled between the fixed plate 202 and the spring cover plate 205.

Claims (5)

1. A rotary clamp comprises a clamp body (4), a pull rod (101), a piston rod (102) and an air cylinder (1), wherein a clamp body (401) is arranged in the clamp body (4), an insert (402) is arranged on the clamp body (401), a slide block (403) and a screwing claw (404) are connected to the insert (402), the pull rod (101) is fixedly connected above the slide block (403), the pull rod (101) is fixedly connected with one end of the piston rod (102), and the air cylinder (1) is arranged at the other end of the piston rod (102);

the method is characterized in that: still be equipped with down link sleeve (6), chain link sleeve (5), revolution mechanic (3), servo motor (2) on the anchor clamps, down link sleeve (6) set up in slider (403) and insert (402) junction to with the anchor clamps body (401) and chain link sleeve (5) fixed linking to each other, revolution mechanic (3) include first gear (302) and second gear (303), and first gear (302) are fixed to be settled on chain link sleeve (5), first gear (302) and second gear (303) intermeshing, second gear (303) are connected with servo motor (2).

2. The clamp of claim 1, wherein: revolution mechanic (3) still include box (301), upper cover plate (304), bearing (305), and bearing (305) are fixed in box (301), and box (301) are connected with last chain sleeve (5) through bearing (305), box (301) opening part is fixed with upper cover plate (304), establish between box (301) and upper cover plate (304) first gear (302) and second gear (303).

3. The clamp of claim 2, wherein: an air cylinder supporting column (103) is fixed on an upper cover plate (304) of the rotating structure (3), the air cylinder supporting column (103) is connected with an air cylinder cover plate (104), and the air cylinder (1) is installed on the air cylinder cover plate (104).

4. The clamp of claim 1, wherein: and a cylinder link sleeve (105) is arranged at the joint of the piston rod (102) and the pull rod (101).

5. The clamp of claim 2, wherein: the fixture is characterized in that a floating plate (201) is connected to a box body (301) of the fixture, the floating plate (201) is fixedly connected with a linear bearing (204), a fixed support column (203) penetrates out of the middle of the linear bearing (204), and two ends of the fixed support column (203) are respectively connected with a fixed plate (202) and a spring cover plate (205).

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