CN111745431B

CN111745431B - Work piece anchor clamps that take precautions against earthquakes

Info

Publication number: CN111745431B
Application number: CN202010577088.9A
Authority: CN
Inventors: 朱信仰; 李梦晓; 朱琪琳; 时淼; 张金兴
Original assignee: Jiangsu Kangheng Environmental Protection Technology Co ltd
Current assignee: Jiangsu Kangheng Environmental Protection Technology Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2022-02-22
Anticipated expiration: 2040-06-22
Also published as: CN111745431A

Abstract

The invention discloses a workpiece shockproof fixture which comprises a fixed base plate, a cushioning support fixing device, an adjusting and positioning bearing device, a limiting thimble assembly and an adjusting and fixing pressure plate assembly, wherein the cushioning support fixing device is arranged on the fixed base plate, the adjusting and positioning bearing device is arranged on the cushioning support fixing device, the limiting thimble assembly is arranged on the fixed base plate, the adjusting and fixing pressure plate assembly is arranged on the fixed base plate, a fixing hole is formed in the center of the fixed base plate, a limiting hole is formed in the fixed base plate, the limiting holes are arranged in a mode of being opposite to each other in the radial direction of the fixing hole, and the cushioning support fixing device comprises a cushioning support fixing shaft, a cushioning support conducting plate, a locking limiting sleeve and a limiting shaft. The invention belongs to the technical field of clamps, and particularly relates to a workpiece shockproof clamp which can realize stable fixed clamping of a workpiece, high-efficiency adjustable omnibearing clamping and fixing of the workpiece, increase the bearing capacity of the workpiece and the stability of placing the workpiece, and improve the shock absorption performance of the stress on the workpiece.

Description

Work piece anchor clamps that take precautions against earthquakes

Technical Field

The invention belongs to the technical field of clamps, and particularly relates to a workpiece shockproof clamp.

Background

A machine tool fixture is a device used for clamping a workpiece and guiding a cutter on a machine tool. The clamp is specially designed for a certain procedure of a certain workpiece, and has the characteristics of compact structure, rapid, convenient and labor-saving operation, high machining precision and production efficiency, and is used for determining the correct position of the workpiece in the clamp, thereby ensuring the correct position of the workpiece relative to the machining motion of a cutter and a machine tool during machining.

Traditional lathe frock clamp adds man-hour to the work piece at the lathe, and stability to the work piece centre gripping is not enough, can lead to the work piece to produce vibrations, makes the lathe unable location to the position that the work piece need be processed, leads to the work piece to produce the substandard product, and traditional lathe frock clamp structure is complicated, and the staff need consume a large amount of time when operating frock clamp, leads to work efficiency to reduce.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the workpiece shockproof fixture, which can realize stable fixed clamping on a workpiece, can realize efficient and adjustable omnibearing clamping and fixing on the workpiece, can increase the bearing capacity of the workpiece and the stability of placing the workpiece, improves the shock-buffering and shockproof performance of the workpiece on stress, and has strong practicability.

The technical scheme adopted by the invention is as follows: a workpiece shockproof fixture comprises a fixed base plate, a cushioning support fixing device, an adjusting and positioning bearing device, a limiting thimble assembly and an adjusting and fixing pressure plate assembly, wherein the cushioning support fixing device is arranged on the fixed base plate, the adjusting and positioning bearing device is arranged on the cushioning support fixing device, the limiting thimble assembly is arranged on the fixed base plate, the adjusting and fixing pressure plate assembly is arranged on the fixed base plate, a fixing hole is arranged in the center of the fixed base plate, a limiting hole is arranged on the fixed base plate, the limiting holes are oppositely arranged in pairs along the radial direction of the fixing hole, the cushioning support fixing device comprises a cushioning support fixing shaft, a cushioning support conducting plate, a locking limiting sleeve and a limiting shaft, one end of the cushioning support fixing shaft is arranged in the fixing hole, the cushioning support conducting plate is arranged on the cushioning support fixing shaft, the limiting shaft is symmetrically arranged at two ends of the cushioning support conducting plate, the utility model discloses a spacing axle of adjusting the location, including spacing axle, spacing axle thread connection, regulation location bears device, spacing axle, fixed center pin, gasket and compresses tightly the stop collar, the support disc is located spacing epaxial and locate the spacing top of locking, spacing axle is and runs through the support disc setting, spacing axle and support disc thread connection, the support disc is along radially being relative setting and is equipped with U type breach, it locates the support disc top to compress tightly location axle one end, it is located spacing downthehole to compress tightly the location axle other end and be to run through U type breach setting, the gasket is located and is compressed tightly the epaxial and locate U type breach top of location, compress tightly the stop collar and be located on compressing tightly the location axle and locate the gasket, compress tightly the stop collar and compress tightly location axle thread connection.

Further, be the symmetry setting between bradyseism support conduction board diapire and the bradyseism support fixed axle lateral wall and be equipped with the strengthening rib, promote the bradyseism and support fixing device overall structure's stability.

Further, spacing thimble subassembly includes the support column and adjusts spacing thimble, the support column is perpendicular to be set up and locates on the PMKD, be equipped with the regulation hole on the support column, it is to run through the regulation hole setting to adjust spacing thimble, adjust spacing thimble and regulation hole threaded connection, spacing thimble subassembly realizes carrying out the clamp on the side of going on to the work piece of location on adjusting location load-bearing device.

Furthermore, the adjusting and fixing pressing plate assembly comprises a bearing, a fixing pressing plate, a fixing head and a pressing plate fixing shaft, the bearing is arranged on the fixing base plate, one end of the pressing plate fixing shaft is arranged on the bearing, the pressing plate fixing shaft and the fixing base plate are perpendicularly arranged, the fixing pressing plate is arranged on the pressing plate fixing shaft, the fixing pressing plate is in threaded connection with the pressing plate fixing shaft, the fixing head is perpendicularly arranged on the side wall of one side, close to the fixing base plate, of the fixing pressing plate, the adjusting and fixing pressing plate assembly can achieve adjustable pressing and fixing of a workpiece positioned on the adjusting and positioning bearing device, and the workpiece is clamped through the fixing base plate.

Furthermore, the four corners of the fixed bottom plate are provided with fixing through holes in a pairwise symmetrical manner, and the fixing through holes are convenient for fixing the fixed bottom plate.

After adopting the structure, the invention has the following beneficial effects: according to the workpiece shockproof fixture, the workpiece is positioned by adjusting the positioning bearing device, the adjustable clamping and fixing of the left side and the right side of the workpiece are realized by the limiting thimble assembly, the upper clamping and the lower clamping and adjustable fixing of the workpiece are realized by adjusting the fixing pressing plate assembly, the stress of the adjusting and positioning bearing device is dispersed and conducted when the workpiece is clamped by the cushioning supporting and fixing device, the stable supporting of the supporting circular plate on the workpiece is ensured, the bearing capacity and the structural stability of the cushioning supporting and fixing device are ensured, the workpiece can be stably fixed and clamped by the shockproof fixture, the efficient adjustable omnibearing clamping and fixing of the workpiece can be realized, the bearing capacity of the workpiece and the stability of the workpiece placing can be increased, the cushioning performance of the stress on the workpiece is improved, and the practicability is high.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic view of an overall structure of a shockproof fixture for workpieces according to the present invention;

FIG. 2 is a schematic structural view of a cushioning support fixture of the workpiece shockproof fixture according to the present invention;

FIG. 3 is a schematic structural view of a fixing base plate of the shockproof fixture for workpieces according to the present invention;

FIG. 4 is a schematic structural view of a position-limiting thimble assembly of the shockproof fixture for workpieces according to the present invention;

FIG. 5 is a schematic view of a structure of an adjustable stationary platen assembly of the shockproof fixture for workpieces according to the present invention;

FIG. 6 is a schematic view of a damping support fixing shaft of the shockproof workpiece fixture according to the present invention.

In the drawings: 1. the fixed baseplate, 2, the bradyseism supports fixing device, 3, adjust location and bear the weight of the device, 4, spacing thimble subassembly, 5, adjust fixed clamp plate subassembly, 6, the fixed orifices, 7, spacing hole, 8, the bradyseism supports the fixed axle, 9, the bradyseism supports the conduction board, 10, lock stop collar, 11, spacing axle, 12, support disc, 13, compress tightly the location axle, 14, fixed center pin, 15, the gasket, 16, compress tightly the stop collar, 17, U type breach, 18, the strengthening rib, 19, the support column, 20, adjust spacing thimble, 21, adjust the hole, 22, the bearing, 23, solid fixed pressing plate, 24, the fixed head, 25, the clamp plate fixed axle, 26, the fixed through-hole.

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.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-6, a work-piece shockproof fixture comprises a fixed base plate 1, a cushioning support fixing device 2, an adjusting positioning bearing device 3, a limiting thimble assembly 4 and an adjusting fixing pressing plate assembly 5, wherein the cushioning support fixing device 2 is arranged on the fixed base plate 1, the adjusting positioning bearing device 3 is arranged on the cushioning support fixing device 2, the limiting thimble assembly 4 is arranged on the fixed base plate 1, the adjusting fixing pressing plate assembly 5 is arranged on the fixed base plate 1, a fixing hole 6 is arranged at the center of the fixed base plate 1, a limiting hole 7 is arranged on the fixed base plate 1, the limiting holes 7 are arranged in pairs along the radial direction of the fixing hole 6, the cushioning support fixing device 2 comprises a cushioning support fixing shaft 8, a cushioning support conduction plate 9, a locking limiting sleeve 10 and a limiting shaft 11, one end of the cushioning support fixing shaft 8 is arranged in the fixing hole 6, the cushioning support conduction plate 9 is arranged on a cushioning support fixed shaft 8, the limiting shafts 11 are symmetrically arranged at two ends of the cushioning support conduction plate 9, the locking limiting sleeve 10 is arranged on the limiting shaft 11, the locking limiting sleeve 10 is in threaded connection with the limiting shaft 11, the adjusting and positioning bearing device 3 comprises a support disc 12, a pressing and positioning shaft 13, a fixed central shaft 14, a gasket 15 and a pressing and limiting sleeve 16, the support disc 12 is arranged on the limiting shaft 11 and is arranged above the locking limiting, the limiting shaft 11 is arranged to penetrate through the support disc 12, the limiting shaft 11 is in threaded connection with the support disc 12, the support disc 12 is oppositely provided with a U-shaped notch 17 along the radial direction, one end of the pressing and positioning shaft 13 is arranged above the support disc 12, the other end of the pressing and positioning shaft 13 is arranged in the limiting hole 7 to penetrate through the U-shaped notch 17, the gasket 15 is arranged on the pressing and positioning shaft 13 and is arranged above the U-shaped notch 17, the pressing limiting sleeve 16 is arranged on the pressing positioning shaft 13 and on the gasket 15, and the pressing limiting sleeve 16 is in threaded connection with the pressing positioning shaft 13.

Reinforcing ribs 18 are symmetrically arranged between the bottom wall of the cushioning support conducting plate 9 and the side wall of the cushioning support fixing shaft 8, so that the stability of the whole structure of the cushioning support fixing device 2 is improved; the limiting ejector pin assembly 4 comprises a supporting column 19 and an adjusting limiting ejector pin 20, the supporting column 19 is vertically arranged on the fixed base plate 1, an adjusting hole 21 is formed in the supporting column 19, the adjusting limiting ejector pin 20 penetrates through the adjusting hole 21, the adjusting limiting ejector pin 20 is in threaded connection with the adjusting hole 21, and the limiting ejector pin assembly 4 clamps a workpiece positioned on the adjusting and positioning bearing device 3 on the left side and the right side; the adjusting and fixing pressure plate assembly 5 comprises a bearing 22, a fixing pressure plate 23, a fixing head 24 and a pressure plate fixing shaft 25, the bearing 22 is arranged on the fixing base plate 1, one end of the pressure plate fixing shaft 25 is arranged on the bearing 22, the pressure plate fixing shaft 25 is vertically arranged with the fixing base plate 1, the fixing pressure plate 23 is arranged on the pressure plate fixing shaft 25, the fixing pressure plate 23 is in threaded connection with the pressure plate fixing shaft 25, the fixing head 24 is vertically arranged on the side wall of the fixing pressure plate 23 close to one side of the fixing base plate 1, the adjusting and fixing pressure plate 23 assembly 5 realizes adjustable downward pressing and fixing of a workpiece positioned on the adjusting and positioning bearing device 3, and the workpiece is clamped by matching with the fixing base plate 1; the four corners of the fixed base plate 1 are symmetrically provided with two fixing through holes 26, and the fixing through holes 26 are convenient for fixing the fixed base plate 1.

When the device is used specifically, the locking limiting sleeve 10 is unscrewed, the height of the supporting disc 12 from the fixed bottom plate 1 is adjusted to a proper position along the limiting shaft 11, and the locking limiting sleeve 10 is screwed down; meanwhile, the pressing positioning shaft 13 is downwards rotated to the fixed base plate 1 along the U-shaped notch 17 of the supporting disc 12, the pressing limiting sleeve 16 is screwed, the pressing gasket 15 is used for positioning the pressing positioning shaft 13, and the pressing positioning shaft 13 and the limiting shaft 11 are matched with each other to stably fix the position of the supporting disc 12; placing a workpiece on a fixed central shaft 14 of a supporting disc 12, controlling and adjusting the placing position of the workpiece on the fixed central shaft 14 according to the shape and size of the workpiece, and adjusting a limiting thimble 20 along an adjusting hole 21 to clamp and fix the side wall of the workpiece; the fixed platen shaft 25 is rotated, and the fixed platen 23 drives the fixed head 24 to move up and down along the fixed platen shaft 25, so that the workpiece is fixed in a vertically clamped manner; the cushioning support fixed shaft 8 is fixed in the fixed hole 6, the support disc 12 is impacted by the gravity of a workpiece, the cushioning support conduction plate 9 and the cushioning support fixed shaft 8 are downwards extruded, the cushioning support conduction plate 9 and the limiting shafts 11 at the two ends of the cushioning support conduction plate 9 form a Chinese character 'shan', the stress is dispersed and conducted, and the cushioning effect is realized; it should be noted that the positions and the number of the position-limiting thimble assemblies 4 and the position-adjusting fixed platen 23 assemblies 5 on the fixed base plate 1 can be adjusted according to the shapes and the sizes of the workpieces, so as to satisfy the stable fixation of different workpieces.

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. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A work piece anchor clamps that take precautions against earthquakes which characterized in that: the earthquake-resistant support fixing device comprises a fixed base plate, an earthquake-resistant support fixing device, an adjusting and positioning bearing device, a limiting thimble assembly and an adjusting and fixing pressure plate assembly, wherein the earthquake-resistant support fixing device is arranged on the fixed base plate, the adjusting and positioning bearing device is arranged on the earthquake-resistant support fixing device, the limiting thimble assembly is arranged on the fixed base plate, the adjusting and fixing pressure plate assembly is arranged on the fixed base plate, the center of the fixed base plate is provided with a fixing hole, the fixed base plate is provided with a limiting hole, the limiting holes are arranged oppositely in pairs along the radial direction of the fixing hole, the earthquake-resistant support fixing device comprises an earthquake-resistant support fixing shaft, an earthquake-resistant support conducting plate, a locking limiting sleeve and a limiting shaft, one end of the earthquake-resistant support fixing shaft is arranged in the fixing hole, the earthquake-resistant support conducting plate is arranged on the earthquake-resistant support fixing shaft, and the limiting shaft is symmetrically arranged at two ends of the earthquake-resistant support conducting plate, the locking limiting sleeve is arranged on the limiting shaft and is in threaded connection with the limiting shaft, the adjusting and positioning bearing device comprises a supporting disc, a pressing and positioning shaft, a fixed central shaft, a gasket and a pressing and limiting sleeve, the supporting disc is arranged on the limiting shaft and is arranged above the locking and limiting shaft, the limiting shaft penetrates through the supporting disc, the limiting shaft is in threaded connection with the supporting disc, the supporting disc is oppositely provided with a U-shaped notch along the radial direction, one end of the pressing and positioning shaft is arranged above the supporting disc, the other end of the pressing and positioning shaft penetrates through the U-shaped notch and is arranged in the limiting hole, the gasket is arranged on the pressing and positioning shaft and is arranged above the U-shaped notch, the pressing and limiting sleeve is arranged on the pressing and positioning shaft and is arranged on the gasket, and the pressing and positioning shaft is in threaded connection with the pressing and positioning shaft;

reinforcing ribs are symmetrically arranged between the bottom wall of the cushioning support conduction plate and the side wall of the cushioning support fixed shaft; the limiting ejector pin assembly comprises a supporting column and an adjusting limiting ejector pin, the supporting column is vertically arranged on the fixed base plate, an adjusting hole is formed in the supporting column, the adjusting limiting ejector pin penetrates through the adjusting hole, and the adjusting limiting ejector pin is in threaded connection with the adjusting hole; the adjusting and fixing pressing plate assembly comprises a bearing, a fixing pressing plate, a fixing head and a pressing plate fixing shaft, the bearing is arranged on a fixing bottom plate, one end of the pressing plate fixing shaft is arranged on the bearing, the pressing plate fixing shaft and the fixing bottom plate are vertically arranged, the fixing pressing plate is arranged on the pressing plate fixing shaft, the fixing pressing plate is in threaded connection with the pressing plate fixing shaft, and the fixing head is vertically arranged on the side wall of one side, close to the fixing bottom plate, of the fixing pressing plate; the four corners of the fixed bottom plate are symmetrically provided with fixing through holes in pairs.