CN220197456U - Clamping device - Google Patents

Abstract

The utility model discloses a clamping device, which comprises a bottom plate; the driving mechanism is arranged on the bottom plate and is provided with a first output end and a second output end which are parallel to each other and have opposite movement directions; the anchor clamps are connected with the bottom plate, and the anchor clamps are used for the centre gripping product, and the anchor clamps include: the first clamping block is arranged on one side of the product; the second clamping block and the first clamping block elastically compress the product together so as to fix the product; the driving mechanism can drive the first output end and the second output end to move back to enable the first clamping block and the second clamping block to loosen clamping of a product. The device has the advantages of compact structure, small occupied space, convenient mold changing, capability of realizing the fixation of small products and low cost.

Description

Clamping device

Technical Field

The utility model relates to the field of instrument processing devices, in particular to a clamping device.

Background

At present, in the automobile field, on the relevant most production lines of instrument, the instrument is fixed through cylinder drive compress tightly the structure. The fixed mode cylinder needs to be matched with accessories such as a reversing valve, a pressure reducing valve, a connector, an air pipe and the like, is high in cost, is provided with a plug and a socket and a butt joint type connector between the clamp and equipment to carry out ventilation and electrifying, and is inconvenient to plug and mount when being changed. And each cylinder accessory needs to occupy a certain space, so that the whole equipment occupies a large space. Meanwhile, because the compact space is not reserved, the compact electric appliance is inconvenient to take, and therefore products with small size and dense electric appliance arrangement cannot be fixed. By the above, present instrument clamping device has the expense height, occupation space is big, can't fixed small-size product's problem.

Disclosure of Invention

The utility model aims to solve the problems that the existing clamping device is high in cost, large in occupied space, incapable of fixing small products and the like. The clamping device provided by the utility model has the advantages of compact structure, small occupied space, convenience in changing the shape, capability of realizing the fixation of small products and low cost.

In order to solve the above technical problems, an embodiment of the present utility model discloses a clamping device, including,

a bottom plate;

the driving mechanism is arranged on the bottom plate and is provided with a first output end and a second output end which are parallel to each other and have opposite movement directions;

the anchor clamps are connected with the bottom plate, and the anchor clamps are used for the centre gripping product, and the anchor clamps include:

the first clamping block is arranged on one side of the product;

the second clamping block and the first clamping block elastically compress the product together so as to fix the product;

the driving mechanism can drive the first output end and the second output end to move back to enable the first clamping block and the second clamping block to loosen clamping of a product.

By adopting the technical scheme, the elastic compression of the first clamping block and the second clamping block can be used for compressing the product, so that the clamping device is suitable for fixing and clamping small products, and is simple in structure, low in cost and small in occupied space. Simultaneously, two clamping blocks are controlled to be opened simultaneously through a driving mechanism with a first output end and a second output end which are parallel to each other and opposite in movement direction, so that clamping of a product is loosened to replace the product, the whole structure is simple, the operation is convenient, and the product replacement speed is high.

As a specific embodiment, the driving mechanism is a parallel open-close type cylinder.

As a specific embodiment, a locating pin is arranged on the bottom plate; the fixture comprises a fixture bottom plate, and a positioning pin hole matched with the positioning pin is formed in the fixture bottom plate.

As a specific embodiment, the fixture further includes:

the first supporting seat is arranged on the clamp bottom plate;

the first shaft rod is in sliding connection with the first supporting seat, and the first clamping block is arranged at one end of the first shaft rod, which is close to the product;

the two ends of the first elastic piece are respectively abutted against the first clamping block and the first supporting seat;

the second supporting seat is arranged on the clamp bottom plate;

the second shaft rod is in sliding connection with the second supporting seat, and the second clamping block is arranged at one end of the second shaft rod, which is close to the product;

and two ends of the second elastic piece are respectively abutted against the second clamping block and the second supporting seat.

As a specific implementation mode, bearings are arranged at the connecting positions of the first supporting seat and the second supporting seat and the corresponding shaft rods.

As a specific embodiment, the other end of the first shaft lever is provided with a first end plate, and the other end of the second shaft lever is provided with a second end plate;

when the first output end and the second output end move back, the first output end and the second output end can respectively push the first end plate and the second end plate to move in a direction away from the product.

As a specific embodiment, the method further comprises:

the first connecting plate is connected with the first output end and is used for pushing the first end plate to move;

and the second connecting plate is connected with the second output end and is used for pushing the second end plate to move.

As a specific implementation mode, a first through groove and a second through groove are formed in the bottom plate, and a first abdicating groove and a second abdicating groove are respectively formed in positions, corresponding to the first through groove and the second through groove, of the clamp bottom plate;

the end part of the first connecting plate penetrates through the first through groove and the first abdicating groove and extends to one side, close to the product, of the first end plate;

the end part of the second connecting plate penetrates through the second through groove and the second abdication groove and extends to one side of the second end plate, which is close to the product.

As a specific embodiment, a shaft sleeve is nested in the positioning pin hole.

As a specific embodiment, the device further comprises a protective cover, wherein the protective cover covers the first clamping part and the second clamping part respectively.

Drawings

FIG. 1 is a schematic view of a clamping device according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram showing a second embodiment of a clamping device;

FIG. 3 shows a schematic structural view of a support according to an embodiment of the present utility model;

FIG. 4 shows a schematic structural view of a clamp;

FIG. 5 shows a top view of an embodiment of the utility model without the clamping device comprising a product;

FIG. 6 shows a top view of an embodiment of the utility model in which the clamping device comprises a product;

FIG. 7 shows a cross-sectional view A-A of FIG. 6;

in the drawing the view of the figure,

10-support, 11-bottom plate, 111-first through slot, 112-second through slot, 12-drive mechanism, 121-first output, 122-second output, 131-first connection plate, 132-first connection post, 141-second connection plate, 142-second connection post, 15-dowel, 20-clamp, 21-clamp bottom plate, 211-first yielding slot, 212-second yielding slot, 213-product placement slot, 214-dowel hole, 22-first clamping portion, 221-first support seat, 222-first shaft, 2221-first end plate, 223-first clamping block, 224-first elastic member, 225-first bearing, 23-second clamping portion, 231-second support seat, 232-second shaft, 2321-second end plate, 233-second clamping block, 234-second elastic member, 235-second bearing, 24-protective cover, 25-handle, 30-product.

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present specification, by describing the embodiments of the present utility model with specific examples. While the description of the utility model will be described in connection with the preferred embodiments, it is not intended to limit the inventive features to the implementation. Rather, the purpose of the utility model described in connection with the embodiments is to cover other alternatives or modifications, which may be extended by the claims based on the utility model. The following description contains many specific details for the purpose of providing a thorough understanding of the present utility model. The utility model may be practiced without these specific details. Furthermore, some specific details are omitted from the description in order to avoid obscuring the utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

It should be noted that in this specification, like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present embodiment, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", "inner", "bottom", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and therefore should not be construed as limiting the present utility model.

The terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present embodiment can be understood in a specific case by those of ordinary skill in the art.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 to 3, the embodiment of the present application discloses a clamping device comprising a support 10 and a clamp 20. The clamp 20 is used for clamping products, and different sizes of clamps 20 are manufactured according to different product sizes. In particular, the support 10 may be part of an apparatus. The support 10 comprises a fixedly arranged base plate 11, which base plate 11 is fastened to the device profile by means of bolts, for example.

Referring to fig. 2, the bottom of the base plate 11 is provided with a driving mechanism 12, and the driving mechanism 12 is provided with two first output ends 121 and second output ends 122 which are parallel to each other and have opposite movement directions. Illustratively, the driving mechanism 12 is a parallel open-close type cylinder, which is fixed to the base plate 11 by screws.

Referring to fig. 3, at least two positioning pins 15 are provided on the base plate 11 for positioning the jig 20.

Referring to fig. 4, the jig 20 includes a jig base plate 21, and the jig base plate 21 is provided with positioning pin holes 214 corresponding to the respective positioning pins 15. Further, the positioning pin hole 214 is embedded with a shaft sleeve, so that the positioning pin hole 214 is more wear-resistant, and positioning accuracy is ensured. During the mold changing, the clamp 20 is placed on the bottom plate 11 of the support 10 through the positioning pin 15 and the positioning pin hole 214, so that the positioning and the detachable connection of the clamp 20 and the bottom plate 11 are realized. When the clamp 20 needs to be replaced, the clamp 20 is lifted from the bottom plate 11, that is to say, the positioning pin holes 214 of the clamp 20 are separated from the positioning pins 15 of the bottom plate 11, and the replaced clamp 20 is positioned on the bottom plate 11 of the support 10 through the positioning pins 15, so that the mold replacement is finished, the mold replacement is convenient, and the time is short.

Referring to fig. 5, 6 and 7, the jig 20 is provided with a product placement groove 213, and a product is positioned in the product placement groove 213, and the product may be positioned in the product placement groove 213 by a pin, for example. Further, the clamp 20 includes a first clamping portion 22 and a second clamping portion 23, and the first clamping portion 22 and the second clamping portion 23 together elastically compress the product to fix the product. Illustratively, the second clamping portion 23 is disposed opposite the first clamping portion 22 (as shown in fig. 1, 5 and 6). In another embodiment, the first clamping portion 22 and the second clamping portion 23 may be disposed at a certain included angle, so that the product can be clamped and fixed.

Wherein the first clamping portion 22 and the second clamping portion 23 respectively correspond to the first output end 121 and the second output end 122. The driving mechanism 12 can drive the first output end 121 and the second output end 122 to move back to make the first clamping portion 22 and the second clamping portion 23 far away from the product, so as to release the clamping of the product after processing, and facilitate the replacement of the processed product.

Specifically, referring to fig. 7, each of the first clamping portion 22 and the second clamping portion 23 includes a support base, and a shaft slidably connected to the support base. The supporting seat is fixedly arranged on the bottom plate 11, the bearing is embedded in the supporting seat, and the shaft rod is in sliding connection with the supporting seat through the bearing, so that stability in the movement process of the shaft rod is ensured, and friction is reduced. Illustratively, the bearing is a linear bearing.

One end of the shaft rod, which is close to the product, is provided with a clamping block, an elastic piece is arranged between the clamping block and the supporting seat, two ends of the elastic piece are respectively abutted against the clamping block and the supporting seat, and the elastic piece is used for tightly pressing the clamping block on the product through elasticity so as to realize the fixation of the product. Illustratively, the elastic member is a cylindrical spring, and is sleeved on the shaft lever.

Specifically, the first clamping portion 22 includes a first supporting seat 221, a first bearing 225 is disposed in the first supporting seat 221, and is slidably connected with a first shaft lever 222, one end of the first shaft lever 222 is provided with a first clamping block 223, and a first elastic member 224 is disposed between the first clamping block 223 and the first supporting seat 221. The second clamping portion 23 includes a second supporting seat 231, a second bearing 235 is disposed in the second supporting seat 231 and is slidably connected with a second shaft 232, a second clamping block 233 is disposed at one end of the second shaft 232, and a second elastic member 234 is disposed between the second clamping block 233 and the second supporting seat 231. The first elastic piece 224 compresses the first clamping block 223 on one side of the product, and the second elastic piece 234 compresses the second clamping block 233 on the other side of the product, so that the product is fixed.

Referring to fig. 5 and 7, the first shaft 222 is provided with a first end plate 2221 at an end thereof remote from the product, and the second shaft 232 is provided with a second end plate 2321 at an end thereof remote from the product. When the driving mechanism 12 drives the first output end 121 and the second output end 122 to move back, the first output end 121 and the second output end 122 can respectively push the first end plate 2221 and the second end plate 2321 to move in a direction away from the product, so that the first clamping block 223 and the second clamping block 233 move in a direction away from the product, and the clamping of the product is released, so that the product is taken out. The whole clamping mechanism has simple structure and low cost.

Referring to fig. 2 and 7, in a specific embodiment, a first connection plate 131 is connected to a first output end 121 of the cylinder, and a second connection plate 141 is connected to a second output end 122. The end of the first connection plate 131 is provided with a first connection post 132, and the end of the second connection plate 141 is provided with a second connection post 142. The first connection column 132 and the second connection column 142 extend through the bottom plate 11 in the vertical direction to a side of the first end plate 2221 and the second end plate 2321, which is close to the product, respectively, and the first connection plate 131 can push the first end plate 2221 to move, and the second connection plate 141 can push the second end plate 2321 to move.

Referring to fig. 3, 5 and 7, the base plate 11 is provided with a first through groove 111 and a second through groove 112 penetrating the upper and lower end surfaces of the base plate 11, the jig base plate 21 is provided with a first relief groove 211 and a second relief groove 212 penetrating the upper and lower end surfaces of the jig base plate 21, and positions of the first relief groove 211 and the second relief groove 212 correspond to the first through groove 111 and the second through groove 112, respectively, so that the first relief groove 211 is communicated with the first through groove 111, and the second relief groove 212 is communicated with the second through groove 112. The first connection column 132 penetrates the first through groove 111 and the first relief groove 211 in a vertical direction, and extends to a side of the first end plate 2221 near the product. The second connection post 142 penetrates the second through groove 112 and the second relief groove 212 in the vertical direction, and extends to a side of the second end plate 2321 near the product.

Taking the driving mechanism 12 as a parallel opening and closing type air cylinder as an example, when the clamping device operates, after the air cylinder obtains signals for releasing products, piston rods of the first output end 121 and the second output end 122 of the air cylinder extend from two ends, respectively push the first connecting plate 131 and the second connecting plate 141 to move back to the back, so that the first connecting column 132 and the second connecting column 142 are respectively contacted with side end surfaces of the first end plate 2221 and the second end plate 2321. During the continued extension of the cylinder piston, the first connection post 132 and the second connection post 142 respectively drive the first end plate 2221 and the second end plate 2321 to move back to the two ends. Because the first end plate 2221 and the second end plate 2321 are respectively connected with the first clamping block 223 and the second clamping block 233 through the first shaft lever 222 and the second shaft lever 232, the first clamping block 223 and the second clamping block 233 are further driven to respectively compress the first elastic piece 224 and the second elastic piece 234 to move towards two ends; after a certain distance, the first clamping block 223 and the second clamping block 233 are loosened to compress and clamp the product, and the product can be directly taken out for replacement.

Further, referring to fig. 4, the protection covers 24 are respectively covered above the first clamping portion 22 and the second clamping portion 23, and the protection covers 24 are respectively covered and arranged, so as to ensure the safety of the device during operation. Handles 25 are provided at both ends of the jig 20 to facilitate the replacement of the jig 20 during the mold change.

In summary, the clamping device provided by the embodiment of the utility model realizes product fixation by arranging the elastic piece at the clamping part, is suitable for fixing and clamping small products, and has low cost. Simultaneously, through setting up parallel switching formula cylinder class drive structure, can realize controlling simultaneously that clamping part opens in order to release the product, carries out the effect that the product was changed. And the clamp 20 is connected with the bottom plate 11 of the equipment supporting seat only through a pin shaft, so that the mold changing is simple and convenient, and the efficiency is high.

While the utility model has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a further detailed description of the utility model with reference to specific embodiments, and it is not intended to limit the practice of the utility model to those descriptions. Various changes in form and detail may be made therein by those skilled in the art, including a few simple inferences or alternatives, without departing from the spirit and scope of the present utility model.

Claims (10)

1. A clamping device is characterized by comprising,

a bottom plate;

the driving mechanism is arranged on the bottom plate and is provided with a first output end and a second output end which are parallel to each other and have opposite movement directions;

the anchor clamps are connected with the bottom plate, the anchor clamps include:

the first clamping block is arranged on one side of the product to be clamped;

the second clamping block and the first clamping block elastically compress the product together so as to fix the product; the driving mechanism can drive the first output end and the second output end to move back to enable the first clamping block and the second clamping block to loosen clamping of the product.

2. The clamping device of claim 1, wherein the drive mechanism is a parallel open-close cylinder.

3. The clamping device as claimed in claim 1, wherein the base plate is provided with a locating pin; the fixture comprises a fixture bottom plate, and a positioning pin hole matched with the positioning pin is formed in the fixture bottom plate.

4. A clamping device as claimed in claim 3, wherein the clamp further comprises:

the first supporting seat is arranged on the clamp bottom plate;

the first shaft rod is in sliding connection with the first supporting seat, and the first clamping block is arranged at one end, close to the product, of the first shaft rod;

the two ends of the first elastic piece are respectively abutted against the first clamping block and the first supporting seat;

the second supporting seat is arranged on the clamp bottom plate;

the second shaft rod is in sliding connection with the second supporting seat, and the second clamping block is arranged at one end, close to the product, of the second shaft rod;

and two ends of the second elastic piece are respectively abutted against the second clamping block and the second supporting seat.

5. The clamping device of claim 4, wherein bearings are provided in the first and second support seats at the connection points with the respective shafts.

6. The clamping device as recited in claim 4, wherein a first end plate is provided at the other end of the first shaft and a second end plate is provided at the other end of the second shaft;

when the first output end and the second output end move back, the first output end and the second output end can respectively push the first end plate and the second end plate to move away from the product.

7. The clamping device as recited in claim 6, further comprising:

the first connecting plate is connected with the first output end and is used for pushing the first end plate to move;

and the second connecting plate is connected with the second output end and is used for pushing the second end plate to move.

8. The clamping device as claimed in claim 7, wherein the base plate is provided with a first through slot and a second through slot, and the clamp base plate is provided with a first relief slot and a second relief slot at positions corresponding to the first through slot and the second through slot, respectively;

the end part of the first connecting plate penetrates through the first through groove and the first abdication groove and extends to one side of the first end plate, which is close to the product;

the end part of the second connecting plate penetrates through the second through groove and the second abdication groove and extends to one side, close to the product, of the second end plate.

9. A clamping device as claimed in claim 3, characterised in that the registration pin bore is nested with a sleeve.

10. The clamping device of claim 1, further comprising a protective cover overlying the first and second clamping portions, respectively.