CN219986935U - Shallow cavity box adds holds mechanism - Google Patents

Abstract

The utility model relates to the technical field of clamping tools, in particular to a shallow cavity box clamping mechanism which comprises a workpiece to be machined, wherein a positioning block is arranged on one side of the workpiece to be machined in parallel, a piston rod is fixedly connected to one side of the positioning block, one end of the piston rod is movably connected with a push-pull oil cylinder, the surface of the piston rod penetrates through a clamping block, an oil cylinder mounting seat is fixedly connected to the lower part of the push-pull oil cylinder, a limiting groove is formed in the oil cylinder mounting seat, a sliding block is fixedly connected to the bottom of the clamping block, a sliding way is slidably connected to the bottom of the sliding block, a clamp bottom plate is fixedly connected to the bottom of the sliding way, the improved clamping mechanism changes the gap between the workpiece and a device through the positioning block and the clamping block, the two sides of the workpiece with any specification can be synchronously clamped, the workpiece is prevented from being subjected to position deviation during machining, the workpiece is rapidly clamped and loosened through a spring and a limiting screw rod, and the workpiece can be taken out more conveniently after machining.

Description

Shallow cavity box adds holds mechanism

Technical Field

The utility model relates to the technical field of clamping tools, in particular to a shallow cavity box body clamping mechanism.

Background

In industrial production, various machining processes are often required to be performed on box-type workpieces, wherein an aluminum alloy high-pressure casting machining process is one of the more common machining processes, during the machining operation of the workpieces, the workpieces to be machined are required to be clamped and stabilized, otherwise machining precision is directly affected, common clamps are also arranged on the market, but the stability of many tools is insufficient, so that workers are required to apply force during machining, the operation is troublesome, fine errors are caused, the workpieces must be fixed before machining, the position deviation of the workpieces cannot occur due to vibration during machining, and supporting and clamping mechanisms are designed in cavities in most workshops for guaranteeing the machining stability of the surfaces of the machined workpieces.

The general clamping mechanism on the market all adopts auxiliary stay jar 2 and compresses tightly compressing cylinder 4 to compress tightly at present, because auxiliary stay jar minimum diameter is 26mm, and cavity degree of depth is less than 13mm, and the clearance of work piece and device is not adjustable, generally can only press from both sides the work piece of a specification, can't adjust the clearance according to the specification of work piece, and the work piece of this specification is clamp condition when inlaying, and it is also more laborious to take after the processing is accomplished.

Disclosure of Invention

The utility model aims to provide a shallow cavity box body clamping mechanism so as to solve the problems that the gap between a workpiece and a device proposed in the background technology is not adjustable, the taking is laborious and the like. In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shallow cavity box adds holds mechanism, includes by the processing work piece, one side parallel mount of processing work piece has the locating piece, one side fixedly connected with piston rod of locating piece, the one end swing joint of piston rod has a push-and-pull cylinder, the surface of piston rod runs through there is the clamp block, the below fixedly connected with hydro-cylinder mount pad of push-and-pull cylinder, the spacing groove has been seted up to the inside of hydro-cylinder mount pad, the bottom fixedly connected with slider of clamp block, the bottom sliding connection of slider has the slide, the bottom fixedly connected with anchor clamps bottom plate of slide, the top one side fixedly connected with stopper of anchor clamps bottom plate, limit screw has been cup jointed to the inside of stopper, the one end fixedly connected with spring of stopper.

Further preferably, an inserting connection mode is adopted between the limiting groove and the positioning block.

Further preferably, a parallel structure is arranged between the positioning block and the clamping block.

Further preferably, the piston rod is provided with a telescopic rod structure.

Further preferably, one end of the limiting screw rod is fixedly connected with one side of the oil cylinder mounting seat.

Further preferably, a sliding groove is formed in the sliding way, and the opening size of the sliding groove is consistent with that of the sliding block.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the gap between the workpiece and the device is changed through the positioning block and the clamping block, the piston rod is connected with the positioning block, when the piston rod stretches, the positioning block is driven to move back and forth, the sliding block moves along the sliding groove to prevent position deviation, the sliding block drives the clamping block above to move, so that the clamping block applies force to the workpiece to be processed, and the clamping block can synchronously apply force to the two sides of the workpiece with any specification to clamp the workpiece, thereby preventing the workpiece from position deviation during processing.

According to the utility model, rapid clamping and loosening are realized through the spring and the limiting screw, the workpiece is more convenient to take after processing, the limiting screw penetrates through the limiting block and is fixed on the oil cylinder mounting seat, the spring is placed between the limiting block and the oil cylinder mounting seat to float, and the spring drives the sliding block to rapidly move rightward by using self elastic force.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is a schematic top view of the internal structure of the present utility model.

In the figure: 1. a workpiece to be processed; 2. a positioning block; 3. a piston rod; 4. push-pull oil cylinder; 5. a clamping block; 6. an oil cylinder mounting seat; 7. a limit groove; 8. a slide block; 9. a slideway; 10. a clamp base plate; 11. a limiting block; 12. a limit screw; 13. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a worker of ordinary skill in the art without creative efforts, are within the protection scope of the present utility model based on the embodiments of the present utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a shallow cavity box adds holds mechanism, including being processed work piece 1, one side parallel mount of being processed work piece 1 has locating piece 2, one side fixedly connected with piston rod 3 of locating piece 2, the one end swing joint of piston rod 3 has push-and-pull cylinder 4, the surface of piston rod 3 runs through there is clamping block 5, the below fixedly connected with hydro-cylinder mount pad 6 of push-and-pull cylinder 4, limit groove 7 has been seted up to the inside of hydro-cylinder mount pad 6, clamping block 5's bottom fixedly connected with slider 8, slider 8's bottom sliding connection has slide 9, slide 9's bottom fixedly connected with anchor clamps bottom plate 10, the top one side fixedly connected with stopper 11 of anchor clamps bottom plate 10, limit screw 12 has been cup jointed to the inside of stopper 11, the one end fixedly connected with spring 13 of stopper 11.

In this embodiment, as shown in fig. 2, an inserting manner is adopted between the limiting groove 7 and the positioning block 2, and it should be noted that the limiting groove 7 limits the movement angle of the positioning block 2, so as to prevent the positioning block 2 from being shifted.

In this embodiment, as shown in fig. 3, the positioning block 2 and the clamping block 5 are parallel, and it should be noted that, the positioning block 2 and the clamping block 5 are parallel to each other, and simultaneously apply a force to the workpiece 1 to be processed continuously, so that the workpiece 1 to be processed is fastened more and is prevented from loosening.

In this embodiment, as shown in fig. 1, the piston rod 3 is configured as a telescopic rod, and it should be noted that the piston rod 3 is connected to the positioning block 2, and when the piston rod 3 stretches, the positioning block 2 is driven to move back and forth.

In this embodiment, as shown in fig. 1, one end of the limiting screw 12 is fixedly connected to one side of the cylinder mounting seat 6, and it should be noted that the limiting screw 12 passes through the limiting block 11 to be fixed on the cylinder mounting seat 6, the spring 13 is placed between the limiting block 11 and the cylinder mounting seat 6 to float, and the spring 13 drives the sliding block 8 to move rightward by using self elastic force.

In this embodiment, as shown in fig. 2, a chute is formed in the chute 9, and the opening of the chute is consistent with the opening of the slide block 8, and it should be noted that the slide block 8 moves along the chute to prevent the position deviation, and the slide block 8 drives the upper clamping block 5 to move, so that the clamping block 5 applies a force to the workpiece 1 to be processed.

The application method and the advantages of the utility model are as follows: the shallow cavity box body adding and holding mechanism has the following working process when in use:

as shown in fig. 1, 2 and 3, firstly, the oil is introduced into the push-pull oil cylinder 4 to pull the piston rod 3 back, so as to drive the positioning block 2 to move, after the positioning surface of the positioning block 2 contacts the workpiece 1 to be processed, the push-pull oil cylinder 4 is continuously pulled back, the workpiece 1 to be processed generates a reaction force, so that the sliding block 8 moves, the clamping block 5 is driven to move, when the clamping block 5 contacts the workpiece 1 to be processed, the positioning block 2 and the clamping block 5 simultaneously continuously apply force to the workpiece 1 to be processed, so that the workpiece 1 to be processed is clamped, the spring 13 is compressed by the applied force, the limiting screw 12 is driven to move backwards, and when the workpiece needs to be loosened, the oil is introduced into the push-pull oil cylinder 4 to push the piston rod 3 forward, so as to drive the positioning block 2 to move, and the spring 13 drives the sliding block 8 to move right rapidly by self elasticity, so as to drive the clamping block 5 to separate from the workpiece 1 to be processed, thereby loosening the workpiece 1 to be processed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a shallow cavity box adds holds mechanism, includes by processing work piece (1), its characterized in that: one side parallel mount of work piece (1) being processed has locating piece (2), one side fixedly connected with piston rod (3) of locating piece (2), one end swing joint of piston rod (3) has push-and-pull cylinder (4), the surface of piston rod (3) is run through and is pressed from both sides tight piece (5), the below fixedly connected with hydro-cylinder mount pad (6) of push-and-pull cylinder (4), spacing groove (7) have been seted up to the inside of hydro-cylinder mount pad (6), the bottom fixedly connected with slider (8) of pressing from both sides tight piece (5), the bottom sliding connection of slider (8) has slide (9), the bottom fixedly connected with anchor clamps bottom plate (10) of slide (9), top one side fixedly connected with stopper (11) of anchor clamps bottom plate (10), the inside of stopper (11) has cup jointed spacing screw (12), the one end fixedly connected with spring (13) of stopper (11).

2. The shallow cavity pod holding mechanism of claim 1, wherein: and an inserting connection mode is adopted between the limiting groove (7) and the positioning block (2).

3. The shallow cavity pod holding mechanism of claim 1, wherein: the positioning block (2) and the clamping block (5) are arranged in parallel.

4. The shallow cavity pod holding mechanism of claim 1, wherein: the piston rod (3) is of a telescopic rod structure.

5. The shallow cavity pod holding mechanism of claim 1, wherein: one end of the limit screw (12) is fixedly connected with one side of the oil cylinder mounting seat (6).

6. The shallow cavity pod holding mechanism of claim 1, wherein: the inside of the slide way (9) is provided with a slide groove, and the opening size of the slide groove is consistent with that of the slide block (8).