CN219901269U - Pneumatic clamping machine machining clamp for porous plate - Google Patents

Abstract

The utility model discloses a pneumatic clamping machining fixture for a porous plate, which relates to the technical field of machining and comprises a base, wherein the base is provided with a plurality of placing grooves, the base is provided with a plurality of fixing plates, the fixing plates cover the notch of the corresponding placing groove, the base is provided with a fixing component for limiting the fixing plates to move towards a direction far away from the base, the placing grooves are internally provided with a plurality of inserting holes, and the inserting holes are internally provided with elastic pieces. The utility model solves the problem of demoulding efficiency of the machined workpiece, has the effects of high efficiency and convenience, reduces the time required for demoulding, and improves the demoulding efficiency.

Description

Pneumatic clamping machine machining clamp for porous plate

Technical Field

The utility model relates to the technical field of machining, in particular to a pneumatic clamping machining clamp for a porous plate.

Background

In machining processes, it is often necessary to use perforated plates, including circular-arc perforated plates. Referring to fig. 1, the circular arc perforated plate 8 includes a circular arc plate 81, two clamping blocks 82 are fixedly connected to the circumferential inner wall of the circular arc plate 81, and four through holes 83 uniformly distributed are formed in the circular arc plate 81.

In which a through hole is to be drilled by a drilling machine, a drilling process for a perforated plate is generally performed by first fixing a work piece to be processed on a table and then drilling it by the drilling machine.

The conventional fixing manner for the circular arc-shaped porous plate is to clamp the side surface of the circular arc-shaped porous plate in multiple directions by adopting a plurality of clamping plates, wherein the clamping process is to manually adjust the distance between the clamping plates to enable the clamping plates to abut against a workpiece, so as to clamp the workpiece.

However, when the processing of the workpiece is completed, the processed workpiece needs to be taken out, that is, the demolding of the workpiece is performed. At this point, the distance between each clamping plate and the workpiece needs to be manually adjusted in sequence until the workpiece can be removed from between the clamping plates. The demolding efficiency in this way is low, the time consumption is long, the time required for the whole processing process is long, the production efficiency of the circular arc-shaped porous plate is reduced, and therefore, improvement is needed.

Disclosure of Invention

The utility model aims to provide a pneumatic clamping machining clamp for a porous plate, which aims to solve the problem of low workpiece demoulding efficiency.

The utility model provides a pneumatic clamping machining fixture for a porous plate, which adopts the following technical scheme:

the utility model provides a pneumatic clamp of perforated plate tightly machine tooling anchor clamps, includes the base, the base is provided with a plurality of standing groove, the base is provided with a plurality of fixed plate, the fixed plate covers corresponding the notch of standing groove, the base is provided with and is used for the restriction the fixed plate is towards keeping away from the fixed subassembly of the direction motion of base, be provided with a plurality of spliced eye in the standing groove, be provided with the elastic component in the spliced eye.

Through adopting above-mentioned technical scheme, when fixing the work piece, at first exert a thrust to the fixed plate, make the fixed plate along the direction motion of keeping away from the fixed plate, until the distance between fixed plate and the base can put into the work piece of waiting to process, exert a holding power to the fixed plate and make its and the base between the distance fixed, later place the work piece of waiting to process in the standing groove that corresponds, cancel the holding power to the fixed plate, the fixed plate resets, until fixed plate and the work piece looks butt of waiting to process, restrict the fixed plate and move towards the direction of keeping away from the base through fixed subassembly, be fixed to the fixed plate, thereby accomplish the fixation of work piece.

When work piece and fixed plate butt time, work piece and elastic component butt, elastic component atress shrink and keep the trend that resets, the elastic component plays the supporting role to the work piece this moment, makes there is the clearance between work piece and the standing groove for when carrying out drilling work, make the drill bit be difficult for taking place to interfere with the standing groove and influence drilling effect, make the difficult emergence of base damage simultaneously, improved the stability of anchor clamps.

When demoulding is carried out on the machined workpiece, the limit of the fixing component on the fixing plate is canceled, the fixing plate is applied with pushing force to enable the fixing plate to move along the direction away from the base, the workpiece can be taken out until the distance between the fixing plate and the base is reached, and the workpiece can be taken out. In the demolding process, the elastic piece resets, the workpiece is applied with a pushing force far away from the base direction, the workpiece moves along the direction far away from the base, the workpiece stretches out of the placing groove for a distance, the machined workpiece is taken out of the placing groove conveniently, and the demolding efficiency in the machining process is improved.

Optionally, the fixed subassembly including set up in a plurality of clamp plate and a plurality of driving medium of base, the driving medium is used for the drive the clamp plate is close to or keep away from the direction motion of fixed plate.

Through adopting above-mentioned technical scheme, when the fixed plate resets, drive the clamp plate through the driving medium along the direction motion that is close to the fixed plate, until clamp plate and the inseparable butt of fixed plate, the clamp plate exerts pressure to the fixed plate, and the fixed plate exerts pressure to the work piece of treating, for treat the work piece and the inseparable butt of fixed plate, it is fixed with the clamp plate through the driving medium, thereby accomplish the fixed of work piece. The pressure applied by the transmission piece is larger and more stable, so that the workpiece is fixed more firmly and stably, and the risk of offset of the workpiece is reduced.

When demoulding is carried out on the machined workpiece, the pressing plate is driven to move along the direction away from the fixed plate through the transmission piece until the distance between the pressing plate and the base is enabled to be convenient for taking out the fixed plate and the workpiece. And then, the fixed plate is pushed to move along the direction away from the base until the distance between the fixed plate and the base can be used for taking out the workpiece, so that the demolding of the workpiece is completed, the fixing of the workpiece can be canceled by only controlling the transmission part and adjusting the fixed plate when the workpiece is demolded, the distance between a plurality of clamping plates is not required to be manually adjusted, the demolding time is saved, and the demolding work efficiency is improved.

Optionally, the fixed plate is provided with the draw-in groove that supplies the piston rod of corresponding the driving medium worn to establish, the base be provided with respectively with corresponding draw-in groove complex a plurality of locating hole, locating hole internal thread connection has positioning bolt.

Through adopting above-mentioned technical scheme, when carrying out the work piece fixation, at first place the work piece in the standing groove, later through the draw-in groove on the fixed plate with the piston rod grafting cooperation of driving medium, realize the installation of fixed plate, finally through the fixed of driving medium realization work piece can. The piston rod and the fixed plate are separated through the clamping groove, so that the fixed plate is only required to be taken out during demolding, pushing force and supporting force are not required to be applied to the fixed plate during placing and taking out a workpiece, demolding time is saved, and demolding work efficiency is improved.

Meanwhile, the rotation of the fixing plate is limited through the cooperation of the positioning bolt and the clamping groove, so that the drill bit is prevented from being drilled due to the fact that the fixing plate rotates when a workpiece to be processed is processed, and the stability of the clamp is improved.

Optionally, the base is provided with a plurality of spread groove, the spread groove is linked together with corresponding standing groove.

Through adopting above-mentioned technical scheme, after work piece processing is accomplished, work piece and standing groove cell wall butt, can easily and take out the work piece of processing completion smoothly through the spread groove, reduced the time of carrying out the drawing of patterns, improved the work efficiency of drawing of patterns.

Optionally, the circumferential side wall of the fixing plate is provided with a plurality of evenly distributed protruding blocks.

By adopting the technical scheme, the gaps exist between the adjacent convex blocks, and the gaps correspond to the to-be-processed areas of the workpiece, so that the contact area between the fixed plate and the workpiece can be increased under the condition of not interfering with the drilling machine, the friction between the fixed plate and the workpiece is increased, and the risk of the workpiece shifting in the processing process is reduced.

Optionally, the lug is provided with the spliced groove, the spliced groove sliding connection has the spliced block.

Through adopting above-mentioned technical scheme, before the piston rod grafting cooperation of fixed plate and transmission cylinder, exert a force along grafting groove length direction to the grafting piece for the grafting piece can be followed the length direction slip of grafting groove, and the grafting piece stretches out the length of grafting groove and becomes adjustable, makes the area of contact of fixed plate and work piece and the extension scope of fixed plate become adjustable, thereby makes the fixed plate can adapt to the work piece of different specifications, has improved the practicality of anchor clamps.

Optionally, the both sides cell wall of grafting groove is provided with the sliding rod respectively, the both sides of grafting piece are provided with the sliding groove respectively, the sliding rod with the correspondence the sliding groove sliding fit.

Through adopting above-mentioned technical scheme, through slide bar and sliding groove sliding fit for make the grafting piece can be along being close to or keep away from the orientation of base along with the fixed plate under the circumstances that does not hinder the grafting piece to slide in the grafting groove and move, make and need not to carry out the installation of grafting piece alone when carrying out the butt at every turn, improved the convenience of anchor clamps. Meanwhile, the risk that the plug blocks slide out of the plug grooves is reduced, and the stability of the clamp is improved.

Optionally, the lug is provided with a plurality of connecting hole, one of them be provided with fixing bolt in the connecting hole, the grafting piece be provided with fixing bolt threaded connection's fixed orifices.

Through adopting above-mentioned technical scheme, after the grafting piece stretches out suitable length, select a suitable connecting hole according to the position that the grafting piece was located, make fixing bolt pass through corresponding connecting hole and fixed orifices threaded connection to restrict the slip of grafting piece in the jack groove through fixing bolt, it is fixed with the lug to prevent that the grafting piece from taking place to slide and influencing the fixed condition of work piece in work piece course of working, reduced the risk of grafting piece from the jack groove roll-off simultaneously, improved the stability of anchor clamps.

Optionally, an elastic pad is disposed on a side of the fixing plate facing away from the connection hole.

Through adopting above-mentioned technical scheme, when fixed plate and waiting to process work piece closely butt, the elastic pad adopts elastic material, and elastic pad atress takes place elastic deformation to the elastic pad can play the effect of buffering under the circumstances that the fixed plate applys pressure to the work piece, prevents to lead to the work piece to take place to damage because of the pressure is too big, has guaranteed the stability that uses anchor clamps to carry out the course of working.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. the workpiece is convenient to take out after the processing is finished, the time required by demolding is reduced, and the demolding efficiency is improved;

2. the stability of fixing the workpiece is improved, and the risk of deviation of the workpiece in the machining process is reduced;

3. the fixing plate can adapt to workpieces with different sizes, and the practicability of the clamp is improved;

4. the risk of sliding out or shifting of the plug blocks is reduced, and the stability of the clamp is improved;

5. the risk of damaging the workpiece or the base is reduced, and the use stability of the clamp is ensured.

Drawings

FIG. 1 is a schematic view of a structure of a porous plate;

FIG. 2 is a schematic view of the base structure of embodiment 1 of the present utility model;

FIG. 3 is a schematic overall structure of embodiment 1 of the present utility model;

FIG. 4 is a schematic view showing a part of the structure of embodiment 1 of the present utility model;

FIG. 5 is a schematic overall structure of embodiment 2 of the present utility model;

FIG. 6 is a schematic view showing a part of the structure of embodiment 2 of the present utility model

Fig. 7 is a schematic view of a fixing plate structure in embodiment 2 of the present utility model.

Reference numerals illustrate: 1. a base; 2. a pressing plate; 3. a transmission member; 4. a fixing plate; 5. a fixing bolt; 6. positioning bolts; 7. an elastic member; 8. a porous plate; 11. a placement groove; 12. positioning holes; 13. a connecting groove; 41. a bump; 42. a plug block; 43. a clamping groove; 44. an elastic pad; 81. a circular arc plate; 82. a clamping block; 83. a through hole; 111. a slip hole; 112. a plug hole; 411. a plug-in groove; 412. a connection hole; 421. a slip groove; 422. a fixing hole; 4111. a sliding rod.

Detailed Description

The present utility model will be described in further detail with reference to fig. 2 to 7.

Example 1:

the embodiment 1 of the utility model discloses a pneumatic clamping machining clamp for a porous plate.

Referring to fig. 2, a pneumatic clamping machining fixture for a porous plate 8 comprises a base 1, wherein six placing grooves 11 are formed in the base 1, four connecting grooves 13 are formed in the circumferential side wall of each placing groove 11, six inserting holes 112 are distributed at intervals at the bottom of each placing groove 11, and six sliding holes 111 matched with the corresponding placing grooves 11 are formed in the base 1.

Referring to fig. 3 and 4, six fixing plates 4 and fixing assemblies for limiting the fixing plates 4 to move in a direction away from the base 1 are mounted on the base 1, each fixing assembly comprises six driving members 3 fixedly connected to one side, away from the placing groove 11, of the base 1 and six pressing plates 2 respectively fixedly connected to one ends of piston rods of the corresponding driving members 3, the driving members 3 are conventional driving cylinders, and piston rods of each driving cylinder are respectively slidably connected in corresponding sliding holes 111.

Referring to fig. 3 and 4, each of the insertion holes 112 is inserted with an elastic member 7, and the elastic member 7 adopts a conventional spring plunger.

Referring to fig. 3 and 4, six fixing plates 4 cover the notches of the corresponding placement grooves 11, respectively, and each fixing plate 4 is provided with a clamping groove 43 for the piston rod of the corresponding driving cylinder to pass through. Six positioning holes 12 aligned with the corresponding clamping grooves 43 are formed in the base 1, each positioning hole 12 is internally and respectively connected with a positioning bolt 6 in a threaded manner, the dry parts of the positioning bolts 6 are arranged in the clamping grooves 43 in a penetrating manner, and the heads of the positioning bolts 6 are abutted against the fixing plate 4.

Referring to fig. 3 and 4, five protruding blocks 41 are formed on the circumferential side wall of the fixing plate 4 in an integrated manner, wherein the protruding blocks 41 are uniformly distributed, a gap is formed between two adjacent protruding blocks 41, and the gap corresponds to a to-be-processed area of a workpiece.

The embodiment 1 of the utility model relates to a pneumatic clamping machining clamp for a porous plate, which comprises the following implementation principle:

when the workpiece is fixed, the workpiece is placed in the placing groove 11, the clamping groove 43 on the fixing plate 4 is in plug-in fit with the piston rod of the corresponding transmission cylinder, and the fixing plate 4 is installed. The positioning hole 12 is connected with the positioning bolt 6 by screw threads, and the positioning bolt 6 abuts against the fixing plate 4 to limit the rotation of the fixing plate 4.

After that, the piston rod is contracted through the transmission cylinder, the pressing plate 2 is fixedly connected to one end of the piston rod, the pressing plate 2 moves towards the direction close to the base 1 until the pressing plate 2 abuts against the fixing plate 4 and the fixing plate 4 abuts against the workpiece to be processed tightly, the pressing plate 2 does not move through the transmission cylinder, namely the pressing plate 2 is fixed, and therefore the fixing of the workpiece is completed. In the process of abutting the pressing plate 2 and the fixing plate 4, the workpiece is abutted with the spring plunger, so that the spring plunger contracts, when the workpiece is tightly abutted with the fixing plate 4, the spring plunger plays a supporting role on the workpiece, a gap exists between the workpiece and the bottom of the placing groove 11, and the drill bit is prevented from interfering with the base 1 during drilling.

When the workpiece needs to be taken out, demolding of the workpiece is performed. The piston rod of the transmission cylinder is extended, and the pressing plate 2 moves in a direction away from the fixed plate 4 until the distance between the pressing plate 2 and the fixed plate 4 is made convenient for the removal of the fixed plate 4 and the workpiece. Then the matching between the positioning bolt 6 and the positioning hole 12 and the inserting matching between the clamping groove 43 on the fixed plate 4 and the piston rod of the transmission cylinder are canceled, namely the fixed plate 4 is separated from the piston rod of the transmission cylinder. And meanwhile, the spring plunger is reset, thrust in the direction away from the base 1 is applied to the workpiece, the workpiece moves in the direction away from the base 1, the workpiece extends out of the placing groove 11 for a certain distance, and finally the workpiece is taken out through the connecting groove 13, so that the demolding of the workpiece is completed.

Example 2:

the embodiment 2 of the utility model discloses a pneumatic clamping machining clamp for a porous plate.

Example 2 of the present utility model differs from example 1 in that:

referring to fig. 5, 6 and 7, a plugging slot 411 is formed on one side of the bump 41 near the base 1, a plugging block 42 is installed in the plugging slot 411, sliding slots 421 extending along the length direction of the plugging block 42 are respectively formed on two sides of the plugging block 42, the sliding slots 421 are communicated with two ends of the plugging block 42, and sliding rods 4111 in sliding fit with the corresponding sliding slots 421 are respectively fixedly connected to two side slot walls of the plugging slot 411.

Referring to fig. 5, 6 and 7, two connection holes 412 are opened at one side of the bump 41 facing away from the base 1, each connection hole 412 is communicated with the insertion slot 411, and a fixing bolt 5 is screwed into one of the connection holes 412. One side of the insertion block 42 is provided with a fixing hole 422 screw-coupled with the fixing bolt 5.

Referring to fig. 7, an elastic pad 44 is fixedly connected to one side of the fixing plate 4 and the bump 41 near the base 1, and the elastic pad 44 is made of elastic material such as rubber.

The embodiment 2 of the utility model relates to a pneumatic clamping machining clamp for a porous plate, which is implemented by the following principle:

before the fixed plate 4 is in plug-in fit with the piston rod of the driving cylinder, a force is applied to the plug block 42 along the length direction of the plug slot 411, the sliding slot 421 on the plug block 42 is in sliding fit with the corresponding sliding rod 4111 on the plug slot 411, the plug block 42 moves along the length direction of the sliding rod 4111, so that the plug block 42 extends out of the plug slot 411, a proper connecting hole 412 is selected according to the size of a workpiece to be processed, namely, a proper extending length of the plug block 42 is selected, and then the plug block 42 is in threaded connection with the fixing hole 422 through the corresponding connecting hole 412 through the fixing bolt 5, so that the movement of the plug block 42 in the plug slot 411 is limited, namely, the extending length of the plug block 411 is fixed, and the extending length of the plug block 42 in each protruding block 41 is adjustable.

When the fixing plate 4 is abutted against the workpiece, the elastic pad 44 is made of elastic materials, and the elastic pad 44 is stressed to elastically deform, so that the elastic pad 44 can play a role in buffering under the condition that the fixing plate 4 applies pressure to the workpiece.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (9)

1. A pneumatic clamping machine tooling anchor clamps of perforated plate, its characterized in that: including base (1), base (1) is provided with a plurality of standing groove (11), base (1) is provided with a plurality of fixed plate (4), fixed plate (4) cover corresponds the notch of standing groove (11), base (1) is provided with and is used for restricting fixed plate (4) are kept away from the fixed subassembly of the direction motion of base (1), be provided with a plurality of spliced eye (112) in standing groove (11), be provided with elastic component (7) in spliced eye (112).

2. The multi-well plate pneumatic clamping machining fixture of claim 1, wherein: the fixing assembly comprises a plurality of pressing plates (2) and a plurality of transmission pieces (3) which are arranged on the base (1), and the transmission pieces (3) are used for driving the pressing plates (2) to move towards a direction close to or far away from the fixing plate (4).

3. The multi-well plate pneumatic clamping machining fixture of claim 2, wherein: the fixing plate (4) is provided with a clamping groove (43) for the piston rod of the corresponding transmission piece (3) to penetrate through, the base (1) is provided with a plurality of positioning holes (12) matched with the corresponding clamping groove (43) respectively, and the positioning holes (12) are internally connected with positioning bolts (6) in a threaded mode.

4. The multi-well plate pneumatic clamping machining fixture of claim 1, wherein: the base (1) is provided with a plurality of connecting grooves (13), and the connecting grooves (13) are communicated with the corresponding placing grooves (11).

5. The multi-well plate pneumatic clamping machining fixture of claim 1, wherein: the circumferential side wall of the fixing plate (4) is provided with a plurality of evenly distributed protruding blocks (41).

6. The multi-well plate pneumatic clamping machining fixture of claim 5, wherein: the lug (41) is provided with a plug-in slot (411), and the plug-in slot (411) is slidably connected with a plug-in block (42).

7. The multi-well plate pneumatic clamping machining fixture of claim 6, wherein: the two sides of the plugging groove (411) are respectively provided with a sliding rod (4111), the two sides of the plugging block (42) are respectively provided with a sliding groove (421), and the sliding rods (4111) are in sliding fit with the corresponding sliding grooves (421).

8. The multi-well plate pneumatic clamping machining fixture of claim 7, wherein: the lug (41) is provided with a plurality of connecting holes (412), one connecting hole (412) is internally provided with a fixing bolt (5), and the plug-in block (42) is provided with a fixing hole (422) in threaded connection with the fixing bolt (5).

9. The multi-well plate pneumatic clamping machining fixture of claim 8, wherein: an elastic pad (44) is arranged on one side of the fixing plate (4) which faces away from the connecting hole (412).