CN218284670U - Pneumatic clamp - Google Patents

Abstract

The utility model discloses a pneumatic clamp, constitute including two support frames, anchor clamps platform, anchor clamps subassembly, the anchor clamps platform is connected two between the support frame, the anchor clamps subassembly sets up anchor clamps bench, the anchor clamps subassembly includes down the air cylinder, down the briquetting, two compress tightly post and compact heap, down the briquetting with the output of air cylinder is connected, two compress tightly the post and all set up the both ends of lower compact heap bottom, compact heap and two compress tightly post fixed connection. An object of the utility model is to provide a pneumatic fixture utilizes the cylinder to drive anchor clamps and presss from both sides tight replacement original mechanical type anchor clamps, reaches loading and unloading machining efficiency height, effect that part size precision is high.

Description

Pneumatic clamp

Technical Field

The utility model relates to a turning attachment technical field especially relates to a pneumatic fixture.

Background

With the development of machining technology, the clamp becomes an indispensable part for machining, and at present, the clamp technology is developing towards the direction of universality, high efficiency, accuracy, intelligence and environmental protection. The fixture is used for fixing a machined workpiece to occupy a correct position in the machining and manufacturing process and is subjected to construction or detection. In industrial production, clamps are widely used.

At present, when the electronic lock shell is machined on a numerical milling machine, a manual mechanical clamp is adopted, the clamping is inconvenient, the electronic lock shell is easy to deform due to the fact that the pressing force of an operator is different in magnitude during each machining, the size precision of the electronic lock shell is influenced, defective products of the electronic lock shell are caused, and the electronic lock shell machining method is high in assembling and disassembling labor intensity, long in time and low in machining efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome the shortcoming among the prior art, the utility model aims to provide a pneumatic fixture solves among the prior art and unloads machining efficiency low, problem that electronic lock shell size precision fluctuation range is big.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pneumatic fixture, includes two support frames, anchor clamps platform, anchor clamps subassembly and constitutes, the anchor clamps platform is connected two between the support frame, the anchor clamps subassembly sets up anchor clamps bench, the anchor clamps subassembly includes air cylinder, lower briquetting, two and compresses tightly post and compact heap, lower briquetting with the output of air cylinder is connected down, two it all sets up to compress tightly the post the both ends of compact heap bottom down, compact heap and two compress tightly post fixed connection.

Compare in prior art this application's a pneumatic fixture has following beneficial effect:

during the practical application, the output end is driven to rotate by 90 degrees through the pressing cylinder and the pressing block is pressed downwards, the pressing nuts are pressed tightly on the shell walls of the two sides of the electronic lock shell, the electronic lock shell is not easy to loosen during processing, the size precision during processing is improved, the working strength during loading and unloading of processed products is reduced through the pressing cylinder, and the processing efficiency is improved.

Preferably, still include the sliding component, the sliding component includes slide and two sliders, first spout has been seted up on the anchor clamps platform, first spout runs through the anchor clamps platform, the slide sets up the bottom of first spout, the slide with anchor clamps platform fixed connection, two the slider all sets up in the first spout and with slide sliding connection, push down cylinder fixed connection be in the top of slider.

Has the advantages that: the sliding connection of the sliding seat and the sliding block is arranged, so that the pressing cylinder can move back and forth through the sliding block, and the clamping position is changed according to different sizes of the shell of the electronic lock.

Preferably, an adjusting screw rod is further arranged between the two sliding blocks, two ends of the adjusting screw rod are in threaded connection with the two sliding blocks, and an adjusting knob is further fixedly arranged on the adjusting screw rod.

Has the advantages that: through setting up adjusting screw and adjusting nut, make the distance between two sliders adjust through rotatory adjusting nut, the precision of regulation is higher is convenient for process.

Preferably, one side of the sliding block is further provided with an air cylinder, the air cylinder is fixedly connected to the bottom of the clamp table, and the output end of the air cylinder is fixedly connected with the sliding block.

Has the advantages that: the output end of the air cylinder is connected with the sliding blocks, so that the air cylinder can control the positions of the pressing air cylinders on the two sliding blocks to compress the electronic lock shell, and the processing of a milling machine is facilitated.

Preferably, a first through hole is formed in the clamp table and penetrates through the clamp table.

Has the advantages that: the first through hole is matched with the circular convex block of the electronic lock shell, so that the positioning and fixing effects are realized.

Preferably, a circular groove is formed in the fixture table, and a circular convex ring is arranged in the middle of the circular groove.

Has the beneficial effects that: the circular groove and the circular convex ring are matched with the annular convex block in the middle of the shell of the electronic lock, so that the positioning and fixing effects are realized.

Preferably, the clamp table is provided with a rectangular convex block, the rectangular convex block is provided with a rectangular through hole, the rectangular through hole penetrates through the rectangular convex block and the clamp table, and the two sides of the rectangular convex block are symmetrically provided with limiting strips.

Has the advantages that: the rectangular lug and the limiting strip are matched with the rectangular groove in the top of the electronic lock shell and the shell wall, so that the electronic lock is convenient for workers to position and fix.

Preferably, the device further comprises a PLC control device, and the PLC control device is electrically connected with the air cylinder and the pressing air cylinder.

Has the advantages that: through the PLC controlling means and the cylinder is connected with the electricity of pushing down the cylinder, the variable that makes the cylinder remove can obtain accurate control.

Preferably, the plastic pad is further included and is bonded to the bottom of the pressing block.

Has the advantages that: the plastic pad is bonded at the bottom of the pressing block, so that the pressing block is not easy to damage the contact surface of a product when the shell wall of the electronic lock shell is pressed.

Drawings

Fig. 1 is a schematic structural view of a pneumatic clamp provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a pneumatic clamp according to an embodiment of the present invention;

fig. 3 is a front view of a pneumatic clamp according to an embodiment of the present invention;

fig. 4 is a top view of a pneumatic clamp according to an embodiment of the present invention;

fig. 5 is a left side view of a pneumatic clamp according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a clamp assembly according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a fixture table provided in an embodiment of the present invention;

fig. 8 is a schematic structural diagram of an electronic lock case according to an embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the clamping device comprises a support frame 1, a clamp table 2, a downward pressing cylinder 3, a downward pressing block 4, a pressing column 5, a pressing block 6, a sliding seat 7, a sliding block 8, a first sliding groove 9, an adjusting screw rod 10, an adjusting knob 11, a cylinder 12, a first through hole 13, a circular groove 14, a circular convex ring 15, a rectangular convex block 16, a limiting strip 17, a plastic pad 18 and a rectangular through hole 19.

As shown in figure 1: this embodiment has demonstrated a pneumatic fixture, including two support frames 1, anchor clamps platform 2, the anchor clamps subassembly is constituteed, anchor clamps platform 2 is connected between two support frames 1, the anchor clamps subassembly sets up on anchor clamps platform 2, the anchor clamps subassembly includes push down cylinder 3, push down 4, two compress tightly post 5 and compact heap 6, push down 4 and push down cylinder 3's output and be connected, two compress tightly the both ends that post 5 all set up 4 bottoms in push down, compact heap 6 and two compress tightly 5 fixed connection of post.

It is specific, be provided with multiunit anchor clamps subassembly on anchor clamps platform 2, the electronic lock shell is fixed through four gland nut 6 around the conch wall, when the electronic lock shell is placed on anchor clamps platform 2, make down 4 rotatory 90 degrees of briquetting horizontal that change into a straight line through 3 rotatory output ends of air cylinder down, when air cylinder 3 pushed down, gland nut 6 compresses tightly the conch wall of electronic lock shell and fixes, it is more laborsaving to make the clamping through setting up the anchor clamps subassembly, processing personnel's intensity of labour has been alleviateed, improve the size precision of electronic lock shell.

As shown in fig. 2: wherein, still include the sliding component, the sliding component includes slide 7 and two sliders 8, has seted up first spout 9 on the anchor clamps platform 2, and first spout 9 runs through anchor clamps platform 2, and slide 7 sets up in the bottom of first spout 9, slide 7 and 2 fixed connection of anchor clamps platform, two sliders 8 all set up in first spout 9 and with 7 sliding connection of slide, 3 fixed connection of push down cylinder are at the top of slider 8.

In particular, by providing a sliding connection between the slide 7 and the slide 8, the holding-down cylinder 3 fixed to the slide 8 can be pressed against different positions of the wall of the electric lock housing.

As shown in fig. 4, an adjusting screw 10 is further disposed between the two sliders 8, two ends of the adjusting screw 10 are in threaded connection with the two sliders 8, and an adjusting knob 11 is further fixedly disposed on the adjusting screw 10.

Specifically, the screw thread that adjusting knob 11 set up in adjusting screw 10's middle part and 11 both sides of adjusting knob is opposite setting, and when clockwise rotation adjusting nut 11, the distance between two sliders 8 shortens, and when anticlockwise rotation adjusting nut 11, the distance increases between two sliders 8, and the distance between two sliders 8 can be adjusted according to the big or small demand that the electronic lock shell processed.

As shown in fig. 2: one side of the sliding block 8 of the embodiment is further provided with an air cylinder 12, the air cylinder 12 is fixedly connected to the bottom of the clamp table 2, and the output end of the air cylinder 12 is fixedly connected with the sliding block 8.

Specifically, through the arrangement of the air cylinder 12, the sliding variable of the sliding block 8 can be controlled by the output end of the air cylinder, when the compression nut 6 is compressed on the wall of the electronic lock shell, the compressed part is difficult to process by the numerical milling machine, and at the moment, the output end is driven by the air cylinder 12 to contract to enable the compression position compressed by the compression nut 6 to move downwards, so that the numerical milling machine can conveniently process the wall of the electronic lock shell.

As shown in fig. 7: the fixture table 2 of the present embodiment is provided with a first through hole 13, and the first through hole 13 penetrates the fixture table 2.

Specifically, through setting up first through-hole 13 and the circular convex block of electronic lock shell cooperatees, realize the effect of location and fixed.

As shown in fig. 7: a circular groove 14 is formed in the fixture table 2, and a circular convex ring 15 is arranged in the middle of the circular groove 14.

Specifically, the rectangular groove 14 and the rectangular convex ring 15 are matched with the annular convex block in the middle of the outer shell of the electronic lock, so that the positioning and fixing effects are realized.

As shown in fig. 7: the fixture table 2 is provided with a rectangular protruding block 16, a rectangular through hole 19 is formed in the rectangular protruding block 16, the rectangular through hole 19 penetrates through the rectangular protruding block 16 and the fixture table 2, and the two sides of the rectangular protruding block 16 are symmetrically provided with limiting strips 17.

Specifically, the rectangular lug 16, the rectangular through hole 19 and the limiting strip 17 are matched with the rectangular groove at the top of the electronic lock shell and the shell wall, so that positioning and fixing of workers are facilitated.

The pneumatic control device further comprises a PLC control device, and the PLC control device is electrically connected with the air cylinder 12 and the pressing air cylinder 3.

Specifically, the movement variables of the upper cylinder 12 and the lower cylinder 2 of the jig table 2 are accurately controlled by providing a PLC control device.

As shown in fig. 6: the present embodiment further includes a plastic pad 18, and the plastic pad 18 is adhered to the bottom of the pressing block 6.

Specifically, by arranging the plastic pad 18, the pressing block 6 is not easy to damage the contact surface of the product when pressing the shell wall of the electronic lock shell, and the appearance of the product is protected.

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be defined by the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (9)

1. A pneumatic clamp is characterized in that: the clamp comprises two support frames (1), a clamp table (2) and a clamp assembly, wherein the clamp table (2) is connected in two positions between the support frames (1), the clamp assembly is arranged on the clamp table (2), the clamp assembly comprises a lower air cylinder (3), a lower pressing block (4), two pressing columns (5) and pressing blocks (6), the lower pressing block (4) is connected with the output end of the lower air cylinder (3) in two positions, the pressing columns (5) are arranged at two ends of the bottom of the lower pressing block (4), and the pressing blocks (6) are fixedly connected with the pressing columns (5).

2. A pneumatic clamp according to claim 1, wherein: still include sliding assembly, sliding assembly includes slide (7) and two slider (8), first spout (9) have been seted up on anchor clamps platform (2), first spout (9) run through anchor clamps platform (2), slide (7) set up the bottom of first spout (9), slide (7) with anchor clamps platform (2) fixed connection, two slider (8) all set up in first spout (9) and with slide (7) sliding connection, push down cylinder (3) fixed connection be in the top of slider (8).

3. A pneumatic clamp as claimed in claim 2, wherein: an adjusting screw (10) is further arranged between the two sliding blocks (8), two ends of the adjusting screw (10) are in threaded connection with the two sliding blocks (8), and an adjusting knob (11) is further fixedly arranged on the adjusting screw (10).

4. A pneumatic clamp as claimed in claim 2, wherein: one side of the sliding block (8) is further provided with an air cylinder (12), the air cylinder (12) is fixedly connected to the bottom of the clamp table (2), and the output end of the air cylinder (12) is fixedly connected with the sliding block (8).

5. A pneumatic clamp according to claim 1, wherein: the clamp platform (2) is provided with a first through hole (13), and the first through hole (13) penetrates through the clamp platform (2).

6. A pneumatic clamp according to claim 1 or 5, wherein: a circular groove (14) is formed in the clamp table (2), and a circular convex ring (15) is arranged in the middle of the circular groove (14).

7. A pneumatic clamp according to claim 6, wherein: the clamp is characterized in that a rectangular convex block (16) is arranged on the clamp table (2), a rectangular through hole (19) is formed in the rectangular convex block (16), the rectangular through hole (19) penetrates through the rectangular convex block (16) and the clamp table (2), and limiting strips (17) are symmetrically arranged on two sides of the rectangular convex block (16).

8. A pneumatic clamp according to claim 4, wherein: the device is characterized by further comprising a PLC control device, wherein the PLC control device is electrically connected with the air cylinder (12) and the pressing air cylinder (3).

9. A pneumatic clamp according to claim 1, wherein: the plastic rubber gasket (18) is further included, and the plastic rubber gasket (18) is bonded to the bottom of the pressing block (6).

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