CN114367848A

CN114367848A - Fixture capable of adapting to part shape in equipment manufacturing

Info

Publication number: CN114367848A
Application number: CN202111440137.5A
Authority: CN
Inventors: 董文涛
Original assignee: Xuzhou Tenglu Heavy Industry Technology Co ltd
Current assignee: Xuzhou Tenglu Heavy Industry Technology Co ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-04-19

Abstract

The invention relates to the technical field of high-end equipment manufacturing, and discloses a clamp adaptive to part shapes in equipment manufacturing, which comprises a shell, wherein clamping plates are fixedly connected to the left side and the right side of the upper part of the shell, a closed cabin structure is arranged in the clamping plates and in the middle, a piezoresistor is arranged in the clamping plates and below the closed cabin structure, the outer wall of the upper side of the middle of the shell is fixedly connected with the piezoresistor, a pressure bearing structure is arranged on the outer part of one side of the opposite surface of the clamping plates, a clamping feedback structure is arranged in the inner part of one side of the opposite surface of the clamping plates, and a clamping releasing structure is arranged on the outer wall of the upper side of the clamping plates. Whether have the part to need to press from both sides through the photo resistance judgement, the shape that cooperation electroactive polymer inflation extrusion piston made two expansions of leather bag and adapted to the part makes when pressing from both sides the part more stable, and the part can not be damaged to the dynamics is the same, and two anti-skidding and can not fish tail parts of leather bag of rubber system more.

Description

Fixture capable of adapting to part shape in equipment manufacturing

Technical Field

The invention relates to the technical field of high-end equipment manufacturing, in particular to a fixture capable of adapting to the shape of a part in equipment manufacturing.

Background

The high-end equipment manufacturing industry refers to the high-end field of the equipment manufacturing industry, and has the characteristics of high technical content, high value chain, core part occupation in the industrial chain and the like, and when the high-end equipment is manufactured, parts of various types are clamped by using some clamps for use or are further processed.

But most anchor clamps at present can only press from both sides the part of getting specific type, and this has just caused the very big waste of resource, gets the part time and can lead to pressing from both sides to get unstable part and drop the damage part because the shape that does not adapt to the part, because the anchor clamps dynamics is unstable leads to the part to be damaged, needs manual operation to press from both sides and gets, wastes time and energy, so we have proposed the anchor clamps of self-adaptation part shape in equipping the manufacturing and have solved above-mentioned problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the fixture capable of adapting to the shapes of parts in equipment manufacturing, which has the advantages of adapting to the shapes of various parts, being stable in clamping, not damaging the parts, saving time and labor and the like, and solves the problems that a common fixture cannot be used for multiple purposes, is unstable in clamping, damages the parts, wastes time and labor.

(II) technical scheme

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an equip anchor clamps of self-adaptation part shape in making, includes the casing, the equal fixedly connected with splint in both sides about the casing top, splint inside just is located the intermediate position and is provided with airtight cabin structure, splint inside just is located airtight cabin structure below and is provided with piezo-resistor, upside outer wall fixedly connected with photo resistor in the middle of the casing, splint opposite face one side outside is provided with the pressure-bearing structure, splint opposite face one side inside is provided with presss from both sides tight feedback structure, splint upside outer wall is provided with removes and presss from both sides tight structure.

Preferably, the closed cabin structure comprises a first sealed cabin, a first leather bag, an electroactive polymer, a piston, a liquid guide pipe and a second sealed cabin, wherein the piston is connected to the middle position of the closed cabin structure in a sliding mode, the space, on one side, far away from the pressure bearing structure, of the piston is the second sealed cabin, the space, close to one side of the pressure bearing structure, of the piston is the first sealed cabin, the first sealed cabin is fixedly connected with the first inner wall of the second sealed cabin, the electroactive polymer is filled in the first sealed cabin, one side, close to the pressure bearing structure, of the first leather bag is fixedly connected with the piston, and the liquid guide pipe is fixedly connected with the first sealed cabin on the side wall, close to the pressure bearing structure.

Preferably, the bearing structure comprises a first compression plate, a first spring, an electrorheological body and a second leather bag, wherein the outer side wall of the opposite surface of the clamping plate is elastically connected with the first compression plate through the first spring, the outer wall of one side of the opposite surface of the first compression plate is fixedly connected with the second leather bag, the electrorheological body is filled in the second leather bag, the catheter is movably inserted into the first compression plate, and the second leather bag is fixedly connected with the first sealed cabin through the catheter.

Preferably, press from both sides tight feedback structure and include the positive plate, the negative plate, the spacing groove, the gag lever post, and dielectric plate, splint opposite face one side lateral wall is equipped with the spacing groove, and splint inside and lie in the adjacent upside of spacing groove and be provided with the negative plate, and splint inside and lie in the adjacent downside of spacing groove and be provided with the positive plate, is provided with the gag lever post that corresponds with spacing groove position with splint opposite face lateral wall by first compressed plate, and the inside dielectric plate that is provided with of gag lever post.

Preferably, the releasing and clamping structure comprises a pressed plate II, an electric contact piece, a spring II, an electric contact, a sliding groove fixedly connected with the outer wall of the upper side of the clamping plate, an electric contact fixedly connected with the inner bottom wall of the sliding groove, the sliding groove is elastically connected with the pressed plate II through the spring II, and the electric contact piece is fixedly connected with the outer bottom wall of the pressed plate.

Preferably, the photoresistor is electrically connected with the electroactive polymer for controlling swelling and shrinking of the electroactive polymer, the piezoresistor is electrically connected with the negative plate, the piezoresistor is electrically connected with the electrorheological body for controlling solidification of the electrorheological body, the electrical contact is electrically connected with the electrorheological body, and the electrical contact is electrically connected with the electroactive polymer for timely liquefying of the electrorheological body.

Preferably, the sealed cabin one and catheter are inside to be filled with the electrorheological fluids, and the purpose is in order to accomodate unnecessary electrorheological fluids and extrude when needing, and leather bag two materials are rubber, and rubber has good elasticity and anti-skidding performance, guarantees to press from both sides steady part and can not drop, and leather bag one material is rubber, and the elastic deformation purpose that utilizes rubber is in order to drive piston reciprocating motion.

(III) advantageous effects

Compared with the prior art, the invention provides a fixture capable of adapting to the shape of a part in equipment manufacturing, which has the following beneficial effects:

1. this an anchor clamps that is used for high-end to equip various part shape functions of self-adaptation of making judges through photo resistance whether have the part to need press from both sides to get, and cooperation electroactive polymer inflation extrusion piston makes two expansions of leather bag and the shape that adapts to the part, and is more stable when making the clamp get the part, and the part can not be damaged to the dynamics is the same, and two antiskid of leather bag of rubber system and can not fish tail part.

2. This an anchor clamps that is used for various part shape functions of high-end equipment self-adaptation of making, through pressing the pressure receiving plate two, cooperation electric contact and electric contact can make the shrinkage current variant of electroactive polymer resume liquid state, make the part take out from anchor clamps, continue to use, improved the practicality of this anchor clamps, reduced the trouble of changing anchor clamps, labour saving and time saving.

Drawings

Fig. 1 is a front sectional view of the present invention.

FIG. 2 is a partially enlarged view of the structure A of FIG. 1 according to the present invention.

FIG. 3 is a partially enlarged view of the structure B shown in FIG. 1 according to the present invention.

In the figure: 1. a housing; 2. a splint; 3. a closed cabin structure; 4. a voltage dependent resistor; 5. a photoresistor; 6. a pressure-bearing structure; 7. clamping the feedback structure; 8. releasing the clamping structure; 31. a first sealed cabin; 32. a first leather bag; 33. an electroactive polymer; 34. a piston; 35. a catheter; 36. a second sealed cabin; 61. a first pressure receiving plate; 62. a first spring; 63. an electrorheological fluid; 64. a second leather bag; 71. a positive plate; 72. a negative plate; 73. a limiting groove; 74. a limiting rod; 75. a dielectric plate; 81. a second pressure receiving plate; 82. an electrical contact; 83. a second spring; 84. an electrical contact; 85. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a fixture for adapting to the shape of a part in equipment manufacturing comprises a housing 1, clamping plates 2 are fixedly connected to the left side and the right side of the upper portion of the housing 1, a sealed cabin structure 3 is arranged in the middle of the clamping plates 2, the sealed cabin structure 3 comprises a first sealed cabin 31, a first leather bag 32, an electroactive polymer 33, a piston 34, a liquid guide pipe 35 and a second sealed cabin 36, the piston 34 is slidably connected to the middle of the sealed cabin structure 3, the space of one side, away from a pressure-bearing structure 6, of the piston 34 is the second sealed cabin 36, the space of one side, close to the pressure-bearing structure 6, of the piston 34 is the first sealed cabin 31, electrorheological bodies are filled in the first sealed cabin 31 and the liquid guide pipe 35, the electrorheological bodies are used for containing redundant electrorheological fluid 63 and are extruded out when needed, the inner walls of the second sealed cabin 36 are fixedly connected with the first leather bag 32, the first leather bag 32 is made of rubber, and the elastic deformation of the rubber is used for driving the piston 34 to reciprocate, the inner part of the first leather bag 32 is filled with electroactive polymer 33, one side of the first leather bag 32, which is close to the pressure-bearing structure 6, is fixedly connected with the piston 34, the side wall of the first sealed cabin 31, which is close to the pressure-bearing structure 6, is fixedly connected with a liquid guide pipe 35, the inner part of the splint 2, which is positioned below the sealed cabin structure 3, is provided with a piezoresistor 4, the piezoresistor 4 is electrically connected with a negative plate 72, an electric contact (84) is electrically connected with the electroactive polymer 33, the piezoresistor 4 is electrically connected with the electrorheological body 63, the aim is to control the solidification of the electrorheological body 63, the outer wall of the upper side in the middle of the shell 1 is fixedly connected with a photoresistor 5, the photoresistor 5 is electrically connected with the electroactive polymer 33, the aim is to control the expansion and contraction 33 of the electroactive polymer,

the outer part of one side of the opposite surface of the splint 2 is provided with a pressure-bearing structure 6, the pressure-bearing structure 6 comprises a first pressure-bearing plate 61, a first spring 62, an electrorheological body 63 and a second leather bag 64, the outer side wall of the opposite surface of the splint 2 is elastically connected with the first pressure-bearing plate 61 through the first spring 62, the outer wall of one side of the opposite surface of the first pressure-bearing plate 61 is fixedly connected with the second leather bag 64, the second leather bag 64 is made of rubber, the rubber has good elasticity and anti-slip performance and ensures that the clamping stable part cannot fall off, the second leather bag 64 is filled with the electrorheological body 63, a liquid guide pipe 35 is movably inserted in the first pressure-bearing plate 61, the second leather bag 64 is fixedly connected with a first sealed cabin 31 through a liquid guide pipe 35, the inner part of one side of the opposite surface of the splint 2 is provided with a clamping feedback structure 7, the clamping feedback structure 7 comprises a positive plate 71, a negative plate 72, a limiting groove 73, a limiting rod 74, a dielectric plate 75, and a limiting groove 73 is arranged on the outer side wall of one side of the opposite surface of the splint 2, the upper side that splint 2 is inside and be located spacing groove 73 and adjacent is provided with negative plate 72, the downside that splint 2 is inside and be located spacing groove 73 and adjacent is provided with positive plate 71, the relative facial lateral wall of splint 2 and pressed plate 61 is provided with gag lever post 74 with spacing groove 73 position correspondence, gag lever post 74 is inside to be provided with dielectric plate 75, splint 2 upside outer wall is provided with and removes clamping structure 8, it includes pressed plate two 81 to remove clamping structure 8, electric contact 82, spring two 83, electric contact 84, spout 85, splint 2 upside outer wall fixedly connected with spout 85, the bottom wall fixedly connected with electric contact 84 in spout 85, electric contact 84 and current variant 63 electric connection, the purpose is in time to liquefy in order to let current variant 63, spout 85 is through spring two 83 and pressed plate two 81 elastic connection, pressed plate two 81 outer diapire fixedly connected with electric contact 82.

The working principle is as follows: when the clamp works, a part is placed between the clamping plate 2 and the shell 1, light is blocked by the part at the moment, the photoresistor 5 cannot receive the reduction of the light resistance to form a passage, the electroactive polymer 33 electrically connected with the photoresistor 5 expands due to the stimulation of current, the first leather bag 32 is driven to expand, the first leather bag 32 extrudes the piston 34 to move, the piston 34 extrudes the current variant 63 in the first sealed cabin 31, the current variant 63 enters the second leather bag 64 through the liquid guide pipe 35, the first leather bag 64 extrudes and contacts the part under the extrusion of the current variant 63, the pressed plate 61 is extruded backwards, the pressed plate 61 drives the limiting rod 74 to move towards the inside of the limiting groove 73, the dielectric plate 75 in the limiting rod 74 can reduce the relative area between the positive plate 71 and the negative plate 72, the voltage in the circuit is increased at the moment, the voltage forms a passage when being greater than the maximum working voltage of the piezoresistor 4, and the current variant 63 electrically connected with the limiting rod is stimulated by current to become solid, and clamping the part, when the part is machined, pressing the pressure receiving plate II 81 to enable the electric contact piece 82 to be in contact with the electric contact point 84 to form a passage, breaking the circuit of the electroactive polymer 33 and the electrorheological body 63 which are electrically connected with the electric contact point 84, enabling the electroactive polymer 33 to lose the current stimulation and shrink in volume to drive the piston 34 to slide inwards, enabling the electrorheological body 63 to lose the current stimulation and restore to a liquid state, enabling the piston 34 to suck the electrorheological body 63 which is changed into the liquid again into the first sealed cabin 31, enabling the electrorheological body 63 in the second leather bag 64 to reduce the volume shrinkage, and enabling the part to be loosened and taken out.

Supplementary explanation: electroactive polymer 33 is a smart material with specific electrical and mechanical properties that deforms when electrically stimulated.

To sum up, this an anchor clamps that is used for various part shape functions of high-end self-adaptation of making of equipment, judge through photo resistance 5 whether have the part to need press from both sides to get, cooperation electroactive polymer 33 inflation extrusion piston 34 makes two 64 expansions of leather bag and adaptation part's shape, it is more stable when getting the part to make the clamp, the part can not be damaged to the dynamics is the same, two 64 antiskid of leather bag more of rubber system and can not the fish tail part, again through pressing pressure receiving plate two 81, cooperation electric contact 84 and electric contact 82 can make the shrinkage current variant 63 of electroactive polymer 33 resume liquid state, make the part can take out from anchor clamps, continue to use, the practicality of this anchor clamps has been improved, the trouble of changing anchor clamps has been reduced, time saving and labor saving.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fixture for adapting the shape of a part during manufacture of equipment comprises a shell (1), and is characterized in that: the improved sealed cabin is characterized in that clamping plates (2) are fixedly connected to the left side and the right side of the upper portion of the shell (1), a sealed cabin structure (3) is arranged at the middle position of the inner portion of each clamping plate (2), a piezoresistor (4) is arranged in the inner portion of each clamping plate (2) and located below the sealed cabin structure (3), a photoresistor (5) is fixedly connected to the outer wall of the upper portion of the middle portion of the shell (1), a pressure bearing structure (6) is arranged on the outer portion of one side of the opposite face of each clamping plate (2), a clamping feedback structure (7) is arranged in the inner portion of one side of the opposite face of each clamping plate (2), and a clamping releasing structure (8) is arranged on the outer wall of the upper portion of each clamping plate (2).

2. The fixture for adapting the shape of the part in the manufacturing process according to claim 1, wherein: the sealed cabin structure (3) intermediate position sliding connection has piston (34), the space of one side that pressure-bearing structure (6) were kept away from in piston (34) is sealed cabin two (36), the space that piston (34) are close to pressure-bearing structure (6) one side is sealed cabin one (31), sealed cabin two (36) inner wall fixedly connected with leather bag one (32), leather bag one (32) inside packing has electroactive polymer (33), photo resistance (5) and electroactive polymer (33) electric connection, leather bag one (32) are close to one side and piston (34) fixed connection of pressure-bearing structure (6), sealed cabin one (31) are being close to lateral wall fixedly connected with catheter (35) of pressure-bearing structure (6).

3. The fixture for adapting the shape of the part in the manufacturing process according to claim 2, wherein: the outer side wall of the opposite surface of the splint (2) is elastically connected with a pressed plate I (61) through a spring I (62), the outer wall of one side of the opposite surface of the pressed plate I (61) is fixedly connected with a leather bag II (64), the leather bag II (64) is made of rubber, an electrorheological body (63) is filled in the leather bag II (64), the piezoresistor (4) is electrically connected with the electrorheological body (63), the catheter (35) is movably inserted into the pressed plate I (61), and the leather bag II (64) is fixedly connected with the sealed cabin I (31) through the catheter (35).

4. The fixture for adapting the shape of the part in the manufacturing process according to claim 3, wherein: the upper side that splint (2) are inside and be located spacing groove (73) adjacent is provided with negative plate (72), piezo-resistor (4) and negative plate (72) electric connection, splint (2) are inside and be located spacing groove (73) adjacent downside and be provided with positive plate (71), and the spacing rod (74) that correspond with spacing groove (73) position are provided with by plate (61) and splint (2) opposite face lateral wall, and spacing rod (74) inside is provided with dielectric plate (75).

5. The fixture for adapting the shape of the part in the manufacturing process according to claim 1, wherein: the outer wall fixedly connected with spout (85) of splint (2) upside, the bottom wall fixedly connected with electric contact (84) in spout (85), spout (85) are through spring two (83) and receive second (81) elastic connection, receive second (81) of board outer bottom wall fixedly connected with electric contact (82).

6. The fixture for adapting the shape of the part in the manufacturing process according to claim 3, wherein: the sealed cabin I (31) and the catheter (35) are filled with an electrorheological fluid (63), and the leather bag I (32) is made of rubber.