CN116164924A - Shock resistance testing device for machine tool protective cover - Google Patents
Shock resistance testing device for machine tool protective cover Download PDFInfo
- Publication number
- CN116164924A CN116164924A CN202310443060.XA CN202310443060A CN116164924A CN 116164924 A CN116164924 A CN 116164924A CN 202310443060 A CN202310443060 A CN 202310443060A CN 116164924 A CN116164924 A CN 116164924A
- Authority
- CN
- China
- Prior art keywords
- rod
- fixedly connected
- protective cover
- fixed
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of impact resistance testing, in particular to an impact resistance testing device for a machine tool protective cover. The invention provides an impact resistance testing device for a machine tool protective cover, which can be used for testing the impact resistance of the machine tool protective cover more fully, so that the testing effect is better. The shock resistance testing device for the machine tool protective cover comprises a base, a protective cover side protective plate, a protective cover top guide plate and the like; two protection casing side protection plates are fixedly connected to the base, and a protection casing top guide plate is fixedly connected between the two protection casing side protection plate tops. According to the invention, the plurality of impact blocks are thrown out of the rotating disc and are pricked on the protective cover steel plate, so that a certain impact is caused to the protective cover steel plate, and as the plurality of impact blocks are thrown out from different angles, the protective cover steel plate is impacted at different angles, so that the impact resistance test is performed on the protective cover steel plate.
Description
Technical Field
The invention relates to the technical field of impact resistance testing, in particular to an impact resistance testing device for a machine tool protective cover.
Background
The lathe is mainly used for turning a rotating workpiece by the lathe tool, and the machine tool protective cover is a common part on the lathe tool and is used for protecting fragile parts in the lathe tool and preventing damage caused by external force. The tool on the machine tool is easy to fatigue fracture after long-term use, so that the tool is broken and flies, and a certain degree of impact damage is caused to the machine tool protective cover, so that the impact resistance of the machine tool protective cover directly determines the external safety of the machine tool, and the impact resistance test of the machine tool protective cover is one of important links of quality detection in the process of producing the machine tool protective cover.
Most of the common impact performance testing devices on the market at present are simple in structure, the impact strength is generally a fixed value, and in the process of performing impact performance testing on a machine tool protective cover, different angles of tool collapse are not fully simulated, and impact testing can not be performed on different parts of the machine tool protective cover sufficiently, so that the testing result is inaccurate, and the testing effect is poor.
Disclosure of Invention
In view of the above, the invention provides an impact resistance testing device for a machine tool protective cover, which can perform more sufficient impact resistance test on the machine tool protective cover, so that the testing result is more accurate and the testing effect is better.
The technical proposal is as follows: the utility model provides a lathe protection casing shock resistance testing arrangement, includes base, protection casing side backplate, protection casing top deflector, supporting seat, rotary mechanism, chucking mechanism and centrifugal force trigger mechanism, two fixedly connected with protection casing side backplate on the base, two fixedly connected with protection casing top deflector between the protection casing side backplate top, the joint has two protection casing steel sheets between base and the protection casing top deflector, and two protection casing steel sheets are the symmetry setting, two protection casing side backplate all is located between two protection casing steel sheets, supporting seat fixed connection is in base top one side, rotary mechanism establishes on the supporting seat, chucking mechanism establishes on the supporting seat, centrifugal force trigger mechanism establishes on rotary mechanism.
Further, rotary mechanism is including servo motor, transmission shaft, guide post, rolling disc and impact block, servo motor fixed connection is at the supporting seat top, transmission shaft fixed connection is on servo motor's output shaft, guide post fixed connection is on the transmission shaft, the guide post is connected with the protection casing side backplate rotation that is close to supporting seat one side, rolling disc fixed connection keeps away from servo motor's one end at the transmission shaft, the joint has a plurality of impact block on the rolling disc.
Further, chucking mechanism is including fixed guide ring, pull ring, coupling spring, horizontal pull rod, friction ring, curved pull rod, swivel ball and fixed fixture block, fixed guide ring fixed connection is at the supporting seat top, pull ring sliding connection is on fixed guide ring, the transmission shaft passes fixed guide ring and pull ring, be connected with coupling spring between fixed guide ring and the pull ring, fixedly connected with a plurality of horizontal pull rod on the pull ring, two horizontal pull rod is a set of, two fixedly connected with friction ring between the horizontal pull rod, sliding connection has a plurality of curved pull rod on the guide post, each the one end that curved pull rod is close to the friction ring all is connected with the swivel ball in the friction ring, the swivel ball is placed in the friction ring, each one end that curved pull rod kept away from the friction ring all fixedly connected with fixed fixture block.
Further, a plurality of friction rings form a ring shape.
Further, centrifugal force trigger mechanism is including fixed bull stick, slip ejector pad, extrusion spring, dead lever, trigger pendulum rod, dead bolt, fixed gag lever post, cam lever, torsion spring and circular connecting rod, fixed bull stick fixed connection is close to one side of servo motor at the guide post, slip ejector pad slidingtype connection is on fixed bull stick, be connected with extrusion spring between fixed bull stick and the slip ejector pad, dead lever fixed connection is on the protection casing side backplate that is close to servo motor one side, trigger pendulum rod rotary connection is on the dead lever, dead bolt fixed connection is on the protection casing side backplate that is close to servo motor one side, fixed gag lever post fixed connection is on the dead bolt on being close to the protection casing side backplate of servo motor one side, be equipped with the inclined plane on the cam lever, be connected with torsion spring between protection casing side backplate and the cam lever near servo motor one side, circular connecting rod fixed connection is at the pulling ring lower extreme.
Further, a clamping block is arranged on the trigger swing rod.
Further, a clamping groove is formed in the cam rod, and a clamping block of the trigger swing rod is clamped into the clamping groove of the cam rod.
Further, the reciprocating type magnetic shield comprises a reciprocating type transposition mechanism, wherein the reciprocating type transposition mechanism is arranged on a transmission shaft and is connected with a fixed guide ring, the reciprocating type magnetic shield comprises a pinion, a fixed guide support plate, a reciprocating screw rod, a large gear, a reciprocating ring, a movable rod, a fixed connecting rod, a connecting pull rod, a magnetic block and a magnet, the pinion is fixedly connected to one end of the transmission shaft, which is close to a servo motor, the fixed guide support plate is fixedly connected to the fixed guide ring, the reciprocating screw rod is rotatably connected to the fixed guide support plate, the large gear is fixedly connected to one side of the reciprocating screw rod, which is close to the servo motor, the pinion is meshed with the large gear, the reciprocating ring is connected to the reciprocating screw rod through threads, the movable rod is rotatably connected to the reciprocating ring, the fixed connecting rod is fixedly connected to one end of the movable rod, the connecting pull rod is fixedly connected to the lower end of the fixed connecting rod, the two ends of the connecting pull rod are fixedly connected with the magnetic block, the magnets are fixedly connected to one sides of the lower parts of two shield steel plates, and the magnetic block is opposite to the magnet.
Further, the device also comprises pulleys, and both ends of each fixed clamping block are rotatably connected with the pulleys.
Further, the device also comprises an arc-shaped rod, and one arc-shaped rod is fixedly connected between one ends of the two transverse pull rods.
The beneficial effects are as follows: 1. according to the invention, the transmission shaft is driven to rotate by the servo motor, so that the plurality of impact blocks and the sliding push blocks rotate, when the centrifugal force of the sliding push blocks reaches a certain value, the sliding push blocks can move and push the trigger swing rod to swing upwards, so that the fixed clamping blocks are not limited to the impact blocks any more, at the moment, the plurality of impact blocks can move in the directions away from each other under the action of the centrifugal force, are thrown out from the rotating disc and are pricked on the protection cover steel plates on two sides, certain impact is caused on the protection cover steel plates, and as the plurality of impact blocks are thrown out from different angles, the situation that a cutter flies from different angles is simulated, and then the protection cover steel plates are impacted at different angles is caused, so that the protection cover steel plates are subjected to impact resistance test.
2. According to the invention, the transmission shaft rotates and drives the pinion to rotate, so that the reciprocating ring rotates and reciprocates left and right, further, the two magnetic blocks reciprocate left and right, the magnetic blocks reciprocate left and right to push the magnet and the protective cover steel plate to reciprocate left and right together, when a plurality of impact blocks are thrown out, the impact time of each impact block to the protective cover steel plate is slightly different because the impact distance of each impact block to the protective cover steel plate is different, the impact of different impact blocks can be dispersed more due to the left and right reciprocating movement of the protective cover steel plate, so that different parts of the protective cover steel plate can be impacted more uniformly, the impact resistance of the protective cover steel plate can be tested fully, and the test result is more accurate.
3. According to the invention, one of the arc rods is pulled to move towards the direction close to the servo motor, so that one of the impact blocks is unlocked, one of the impact blocks is thrown out under the action of centrifugal force and impacts the protective cover steel plate, the impact force of the impact block on the protective cover steel plate is larger as the centrifugal force of the impact block is larger, workers can unlock the impact block in sequence under the condition of different centrifugal forces, different speeds of tool collapse are simulated, the protective cover steel plate can be impacted by using different degrees of impact force, the sinking and damage degrees of the protective cover steel plate under different degrees of impact force are tested, and therefore, the protective cover steel plate is tested for more fully resisting performance by using different impact forces, so that the testing effect is better.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic view of a partial perspective structure of the rotary mechanism and the centrifugal force triggering mechanism of the present invention.
Fig. 4 is a schematic view of a first partial perspective of the rotary mechanism, chucking mechanism and centrifugal force triggering mechanism of the present invention.
Fig. 5 is a schematic view of a second partial perspective of the rotary mechanism, chucking mechanism and centrifugal force triggering mechanism of the present invention.
Fig. 6 is a schematic view of a partial perspective view of the rotation mechanism and the chucking mechanism of the present invention.
Fig. 7 is a schematic perspective view of the impact block, the fixed block and the pulley according to the present invention.
Fig. 8 is a partially separated perspective view of the rotary mechanism and the chucking mechanism of the present invention.
Fig. 9 is a partially separated perspective view of the clamping mechanism of the present invention.
Fig. 10 is an enlarged perspective view of fig. 3 a according to the present invention.
Fig. 11 is a schematic partial perspective view of a centrifugal force trigger mechanism of the present invention.
FIG. 12 is a schematic view of a partial perspective view of the rotary mechanism and the reciprocating indexing mechanism of the present invention.
FIG. 13 is a schematic view of a partial perspective view of the reciprocating indexing mechanism of the present invention.
Part names and serial numbers in the figure: 1_base, 2_shield side shield, 3_shield top guide plate, 31_shield steel plate, 4_support, 51_servo motor, 52_drive shaft, 53_guide post, 54_rotating disc, 55_impact block, 61_stationary guide ring, 62_pull ring, 621_connecting spring, 63_transverse pull rod, 64_friction ring, 65_curved pull rod, 66_rotating ball, 67_stationary fixture block, 71_stationary rotating rod, 72_sliding push block, 73_compression spring, 74_stationary rod, 75_trigger swing rod, 76_stationary bolt, 77_stationary limit rod, 78_cam rod, 79_torsion spring, 710_circular connecting rod, 81_pinion, 82_stationary guide support plate, 83_reciprocating screw, 84_large gear, 85_reciprocating ring, 86_moving rod, 87_stationary connecting rod, 88_connecting pull rod, 89_magnetic block, 810_magnet, 9_pulley, 10_arcuate rod.
Detailed Description
Standard parts used in the invention can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, and the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding, pasting and the like in the prior art, and the detailed description is omitted.
Example 1: 1-11, including base 1, protection casing side guard plate 2, protection casing top deflector 3, supporting seat 4, rotary mechanism, chucking mechanism and centrifugal force trigger mechanism, there are two protection casing side guard plates 2 on the base 1 through bolted connection, two there are protection casing top deflector 3 through bolted connection between protection casing side guard plate 2 top, the joint has two protection casing steel sheets 31 between base 1 and the protection casing top deflector 3, two protection casing steel sheets 31 are the symmetry setting, two protection casing side guard plates 2 all are located between two protection casing steel sheets 31, supporting seat 4 passes through bolted connection in 1 top one side of base, rotary mechanism establishes on supporting seat 4, chucking mechanism establishes on supporting seat 4, centrifugal force trigger mechanism establishes on rotary mechanism.
The rotary mechanism comprises a servo motor 51, a transmission shaft 52, a guide post 53, a rotating disc 54 and an impact block 55, wherein the servo motor 51 is connected to the top of a supporting seat 4 through a bolt, the transmission shaft 52 is fixedly connected to an output shaft of the servo motor 51, the transmission shaft 52 is horizontally arranged, the guide post 53 is fixedly connected to the transmission shaft 52, the guide post 53 is horizontally arranged, the guide post 53 is rotatably connected with a protective cover side protection plate 2 close to one side of the supporting seat 4, the rotating disc 54 is connected to one end of the transmission shaft 52, which is far away from the servo motor 51, through a bolt, and a plurality of impact blocks 55 are clamped on the rotating disc 54.
The clamping mechanism comprises a fixed guide ring 61, a pull ring 62, a connecting spring 621, transverse pull rods 63, friction rings 64, curved pull rods 65, rotating balls 66 and fixed clamping blocks 67, wherein the fixed guide ring 61 is connected to the top of the supporting seat 4 through bolts, the pull ring 62 is connected to the fixed guide ring 61 in a sliding mode, the transmission shaft 52 penetrates through the fixed guide ring 61 and the pull ring 62, the connecting spring 621 is connected between the fixed guide ring 61 and the pull ring 62 through hooks, the connecting spring 621 is sleeved on the fixed guide ring 61, a plurality of transverse pull rods 63 are fixedly connected to the pull ring 62, the transverse pull rods 63 are horizontally arranged, two transverse pull rods 63 are in a group, one friction ring 64 is fixedly connected between the two transverse pull rods 63, a plurality of curved pull rods 65 are connected to the guide post 53 in a sliding mode, one end, close to the friction ring 64, of each curved pull rod 65 is connected with the rotating balls 66 in the friction rings 64 in a rotating mode, one end, far away from the fixed clamping blocks 67 are connected to the curved pull rods 65.
A plurality of the friction rings 64 form a ring therebetween.
The centrifugal force triggering mechanism comprises a fixed rotating rod 71, a sliding push block 72, an extrusion spring 73, a fixed rod 74, a triggering swing rod 75, a fixed bolt 76, a fixed limiting rod 77, a cam rod 78, a torsion spring 79 and a circular connecting rod 710, wherein the fixed rotating rod 71 is connected to one side, close to the servo motor 51, of the guide post 53 through a bolt, the sliding push block 72 is connected to the fixed rotating rod 71 in a sliding mode, the extrusion spring 73 is connected between the fixed rotating rod 71 and the sliding push block 72 through a hook, the fixed rod 74 is welded to the protective cover side guard 2, close to the servo motor 51, the fixed rod 74 is horizontally arranged, the triggering swing rod 75 is rotatably connected to the fixed rod 74, the fixed bolt 76 is welded to the protective cover side guard 2, close to the servo motor 51, the cam rod 78 is rotatably connected to the fixed bolt 76, the protective cover side guard 2, close to the servo motor 51, is connected to the cam rod 78 through a hook 79, and the torsion spring 79 is sleeved on the circular connecting rod 710, and the circular connecting rod is fixedly connected to the lower end of the connecting rod 710.
The triggering swing rod 75 is provided with a clamping block.
The cam rod 78 is provided with a clamping groove, and the clamping block of the triggering swing rod 75 is clamped into the clamping groove of the cam rod 78.
Initially, as the clamping block of the trigger swing rod 75 clamps the clamping groove of the cam rod 78, the torsion spring 79 is twisted, in actual operation, the two protection cover steel plates 31 are clamped at the left side and the right side between the base 1 and the protection cover top guide plate 3 by a worker, so that the base 1, the two protection cover side protection plates 2, the protection cover top guide plate 3 and the two protection cover steel plates 31 form a sealed space, the subsequent impact block 55 is prevented from flying out to injure the worker, then the worker starts the servo motor 51, the output shaft of the servo motor 51 rotates to drive the transmission shaft 52 to rotate, the transmission shaft 52 rotates to drive the guide post 53 and the rotating disc 54 to rotate together, the rotating disc 54 rotates to drive the impact blocks 55 to rotate, the impact blocks 55 move away from each other under the action of centrifugal force, the impact block 55 moves to be contacted with the fixed clamping block 67 and is blocked by the fixed clamping block 67 from moving any more, the guide post 53 rotates to drive the fixed rotating rod 71 and the plurality of curved pull rods 65 to rotate, the curved pull rods 65 rotate to drive the rotating ball 66 and the fixed clamping block 67 to rotate together, the rotating ball 66 rotates along the friction ring 64 to reduce friction force with the friction ring 64, the fixed rotating rod 71 rotates to drive the sliding pushing block 72 to rotate, the sliding pushing block 72 rotates and moves away from the guide post 53 under the action of centrifugal force, the compression spring 73 is compressed, the sliding pushing block 72 moves away from the guide post 53 and contacts with the trigger swing rod 75, the trigger swing rod 75 swings upwards, the clamping block is prevented from clamping the clamping groove of the cam rod 78, the torsion spring 79 resets to drive the cam rod 78 to swing upwards, the cam rod 78 swings upwards to push the circular connecting rod 710 to move in a direction away from the protective cover side guard plate 2, the circular connecting rod 710 moves to drive the pull ring 62 to move, the connecting springs 621 are compressed, the pull ring 62 moves to drive the plurality of transverse pull rods 63 to move, the transverse pull rods 63 move to pull the friction ring 64 to move, the friction ring 64 moves to drive the curved pull rods 65, the rotating balls 66 and the fixed clamping blocks 67 to move together, the fixed clamping blocks 67 move to limit the impact blocks 55, the plurality of impact blocks 55 continue to move in a direction away from each other under the action of centrifugal force, the plurality of impact blocks 55 are thrown out from the rotating disc 54 and are pricked on the protective cover steel plates 31 on two sides, a certain impact is caused on the protective cover steel plates 31, as the plurality of impact blocks 55 are thrown out from different angles, and then impact is caused on the protective cover steel plates 31 at different angles, the condition that a cutter flies from different angles is simulated, then, the servo motor 51 is closed by workers, the compression spring 73 resets to drive the sliding push blocks 72 to reset, the two protective cover steel plates 31 are taken out from between the base 1 and the top guide plate 3, the protective cover steel plates 31 are continuously moved away from the base and the concave and the protective cover steel plates 31 are continuously subjected to the degree of the impact resistance of the protective cover steel plates 31, and the impact resistance of the protective cover steel plates 31 are tested, and the impact resistance of the protective steel plates 31 are tested; after the impact resistance test of the protective cover steel plate 31 is finished, a worker clamps the new impact blocks 55 into the rotating disc 54 again, another worker pulls the cam rod 78 to swing downwards, the torsion spring 79 is twisted, the cam rod 78 swings downwards to not push the circular connecting rod 710 any more, the connecting spring 621 resets to drive the pull ring 62 to reset, the pull ring 62 resets to drive the transverse pull rod 63 and the friction ring 64 to reset, the friction ring 64 resets to drive the curved pull rod 65, the rotating ball 66 and the fixed clamping block 67 to reset together, the fixed clamping block 67 resets to limit the impact blocks 55 again, then the worker pushes the trigger swing rod 75 to swing downwards, the clamping block is clamped into the clamping groove of the cam rod 78 again, and the trigger swing rod 75 locks the cam rod 78.
Example 2: on the basis of embodiment 1, as shown in fig. 2-13, the device further comprises a reciprocating transposition mechanism, the reciprocating transposition mechanism is arranged on the transmission shaft 52 and is connected with the fixed guide support plate 82, the reciprocating screw rod 83, the large gear 84, the reciprocating ring 85, the moving rod 86, the fixed connecting rod 87, the connecting rod 88, the magnetic block 89 and the magnet 810, the small gear 81 is connected to one end, close to the servo motor 51, of the transmission shaft 52 through a flat key, the fixed guide support plate 82 is connected to the fixed guide ring 61 through a bolt, the reciprocating screw rod 83 is rotatably connected to the fixed guide support plate 82, the reciprocating screw rod 83 is horizontally arranged, the large gear 84 is connected to one side, close to the servo motor 51, of the reciprocating screw rod 83 through a flat key, the small gear 81 is meshed with the large gear 84, the reciprocating ring 85 is connected to the reciprocating screw rod 83 through threads, the moving rod 86 is rotatably connected to the reciprocating ring 85, the fixed connecting rod 87 is connected to one end of the moving rod 86 through a bolt, the connecting rod 88 is connected to one end of the moving rod 86 through a connecting rod, the connecting rod 88 is fixedly connected to the lower end of the magnetic block 810 through the connecting rod 89, and the two opposite sides of the magnet 810 are fixedly connected to the magnet 810 and the two ends of the magnet 810 are fixedly connected to the magnet 810.
The transmission shaft 52 rotates and drives the pinion 81 to rotate, the pinion 81 rotates and drives the large gear 84 meshed with the magnet 89 to rotate, the large gear 84 rotates and drives the reciprocating screw rod 83 to rotate, the reciprocating screw rod 83 rotates and drives the reciprocating ring 85 to rotate and reciprocate left and right, the reciprocating ring 85 reciprocates left and right and drives the moving rod 86, the fixed connecting rod 87 and the connecting pull rod 88 to reciprocate left and right together, the connecting pull rod 88 reciprocates left and right and drives the two magnetic blocks 89 to reciprocate left and right, the magnetic blocks 89 and the magnet 810 attract each other due to the fact that the magnetism of the magnetic blocks 89 and the magnet 810 are opposite, the magnetic blocks 89 reciprocate left and right and push the magnet 810 to reciprocate left and right, the magnet 810 reciprocates left and right and drives the protective cover steel plate 31 to reciprocate left and right, when the impact blocks 55 are thrown out, the time of each impact block 55 on the protective cover steel plate 31 is slightly different, the impact of different impact blocks 55 is dispersed, and therefore the impact different positions of the protective cover 31 can be impacted evenly, and the performance of the protective cover 31 can be tested fully.
Example 3: on the basis of the embodiment 2, as shown in fig. 5-7, the pulley 9 is further included, and two ends of each fixed clamping block 67 are rotatably connected with the pulley 9.
The fixed clamping block 67 can drive the pulley 9 to move when moving towards the direction close to the servo motor 51, the pulley 9 can rotate along the impact block 55 when moving, and the friction force between the fixed clamping block 67 and the impact block 55 can be reduced due to the rotation of the pulley 9, so that the impact force on the impact block 55 is prevented from being influenced; the fixed clamping block 67 resets to drive the pulley 9 to reset.
Example 4: on the basis of the embodiment 3, as shown in fig. 2-5, the device further comprises an arc-shaped rod 10, and one arc-shaped rod 10 is fixedly connected between one ends of the two transverse pull rods 63.
Initially, when the output shaft of the servo motor 51 rotates, before the centrifugal force of the sliding push block 72 does not reach a certain value, a worker can pull one of the arc rods 10 to move towards a direction close to the servo motor 51, one of the arc rods 10 moves to drive two of the transverse pull rods 63 to move, the two transverse pull rods 63 move to drive the pull ring 62 and one of the friction rings 64 to move, the connecting spring 621 is compressed, one of the friction rings 64 moves to drive one of the curved pull rods 65, the rotating ball 66 and the fixed clamping block 67 to move, one of the fixed clamping blocks 67 moves to stop one of the impact blocks 55, one of the impact blocks 55 can be thrown out under the action of the centrifugal force and impact one of the protective cover steel plates 31, and at the moment, the smaller the impact force on one of the protective cover steel plates 31 is smaller, the larger the centrifugal force of the impact block 55 is, the impact force on the protective cover steel plates 31 is larger, the worker can sequentially unlock the impact blocks 55 under the condition of different centrifugal force, the different speeds of cutter collapse are simulated, the impact forces of the protective cover can be used to impact the protective cover steel plates 31 under the condition of different degrees, and the impact force of the protective cover steel plates 31 can be tested to have different impact strength and better impact strength and impact strength of the protective cover 31 are tested; when the pull ring 62 resets, a plurality of transverse pull rods 63 are driven to reset, and when the transverse pull rods 63 reset, the arc-shaped rods 10 are driven to reset.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a lathe protection casing shock resistance testing arrangement, its characterized in that, including base (1), protection casing side backplate (2), protection casing top deflector (3), supporting seat (4), rotary mechanism, chucking mechanism and centrifugal force trigger mechanism, two protection casing side backplate (2) of fixedly connected with on base (1), two fixedly connected with protection casing top deflector (3) between protection casing side backplate (2) top, joint has two protection casing steel sheets (31) between base (1) and protection casing top deflector (3), two protection casing steel sheets (31) are the symmetry setting, two protection casing side backplate (2) all are located between two protection casing steel sheets (31), supporting seat (4) fixed connection is in base (1) top one side, rotary mechanism establishes on supporting seat (4), chucking mechanism establishes on supporting seat (4), centrifugal force trigger mechanism establishes on rotary mechanism.
2. The machine tool protective cover shock resistance testing device according to claim 1, wherein the rotating mechanism comprises a servo motor (51), a transmission shaft (52), a guide post (53), a rotating disc (54) and impact blocks (55), the servo motor (51) is fixedly connected to the top of the supporting seat (4), the transmission shaft (52) is fixedly connected to an output shaft of the servo motor (51), the guide post (53) is fixedly connected to the transmission shaft (52), the guide post (53) is rotatably connected with a protective cover side protection plate (2) close to one side of the supporting seat (4), the rotating disc (54) is fixedly connected to one end, far away from the servo motor (51), of the transmission shaft (52), and a plurality of impact blocks (55) are clamped on the rotating disc (54).
3. The machine tool protection cover shock resistance testing device according to claim 2, wherein the clamping mechanism comprises a fixed guide ring (61), a pull ring (62), a connecting spring (621), a plurality of transverse pull rods (63), friction rings (64), curved pull rods (65), rotating balls (66) and a fixed clamping block (67), the fixed guide ring (61) is fixedly connected to the top of the supporting seat (4), the pull ring (62) is slidably connected to the fixed guide ring (61), the transmission shaft (52) penetrates through the fixed guide ring (61) and the pull ring (62), a connecting spring (621) is connected between the fixed guide ring (61) and the pull ring (62), a plurality of transverse pull rods (63) are fixedly connected to the pull ring (62), one friction ring (64) is fixedly connected between the two transverse pull rods (63), a plurality of curved pull rods (65) are slidably connected to the guide post (53), each curved pull rod (65) is placed near one end of the rotating balls (64) in the rotating balls (64), one end of each curved pull rod (65) far away from the friction ring (64) is fixedly connected with a fixed clamping block (67).
4. A machine tool protecting cover shock resistance testing device according to claim 3, wherein a plurality of said friction rings (64) form a ring therebetween.
5. The machine tool protective cover shock resistance testing device according to claim 3, wherein the centrifugal force triggering mechanism comprises a fixed rotating rod (71), a sliding pushing block (72), a pressing spring (73), a fixed rod (74), a triggering swing rod (75), a fixed bolt (76), a fixed limiting rod (77), a cam rod (78), a torsion spring (79) and a circular connecting rod (710), the fixed rotating rod (71) is fixedly connected to one side of a guide post (53) close to a servo motor (51), the sliding pushing block (72) is connected to the fixed rotating rod (71), the pressing spring (73) is connected between the fixed rotating rod (71) and the sliding pushing block (72), the fixed rod (74) is fixedly connected to a protective cover side guard (2) close to one side of the servo motor (51), the triggering swing rod (75) is rotatably connected to the fixed rod (74), the fixed limiting rod (77) is fixedly connected to the protective cover side (2) close to one side of the servo motor (51), the cam rod (78) is rotatably connected to the protective cover (78), a torsion spring (79) is connected between the protective cover side guard plate (2) and the cam rod (78) which are close to one side of the servo motor (51), and the circular connecting rod (710) is fixedly connected to the lower end of the pulling ring (62).
6. The impact resistance testing device for the machine tool protective cover according to claim 5, wherein a clamping block is arranged on the trigger swing rod (75).
7. The device for testing the shock resistance of the machine tool protective cover according to claim 5, wherein the cam rod (78) is provided with a clamping groove, and a clamping block of the trigger swing rod (75) is clamped into the clamping groove of the cam rod (78).
8. The shock resistance testing device for machine tool protecting cover according to claim 5, further comprising a reciprocating transposition mechanism which is arranged on the transmission shaft (52) and is connected with the fixed guide ring (61), wherein the reciprocating transposition mechanism comprises a pinion (81), a fixed guide support plate (82), a reciprocating screw rod (83), a large gear (84), a reciprocating ring (85), a moving rod (86), a fixed connecting rod (87), a connecting pull rod (88), a magnetic block (89) and a magnet (810), the pinion (81) is fixedly connected to one end of the transmission shaft (52) close to the servo motor (51), the fixed guide support plate (82) is fixedly connected to the fixed guide ring (61), the reciprocating screw rod (83) is rotatably connected to the fixed guide support plate (82), the large gear (84) is fixedly connected to one side of the reciprocating screw rod (83) close to the servo motor (51), the pinion (81) is meshed with the large gear (84), the reciprocating ring (85) is connected to the reciprocating screw rod (83) through threads, the moving rod (86) is fixedly connected to one end of the connecting rod (87) which is fixedly connected to the lower end of the connecting rod (87), the two ends of the connecting pull rod (88) are fixedly connected with magnetic blocks (89), one side of the lower part of the two protection cover steel plates (31) is fixedly connected with a magnet (810), the magnetism of the magnetic blocks (89) is opposite to that of the magnet (810), and the magnetic blocks (89) are attracted with the magnet (810).
9. The machine tool protecting cover shock resistance testing device according to claim 8, further comprising pulleys (9), wherein both ends of each fixed clamping block (67) are rotatably connected with the pulleys (9).
10. The machine tool protective cover impact resistance testing device according to claim 9, further comprising an arc-shaped rod (10), wherein an arc-shaped rod (10) is fixedly connected between one ends of the two transverse pull rods (63).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310443060.XA CN116164924B (en) | 2023-04-24 | 2023-04-24 | Shock resistance testing device for machine tool protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310443060.XA CN116164924B (en) | 2023-04-24 | 2023-04-24 | Shock resistance testing device for machine tool protective cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116164924A true CN116164924A (en) | 2023-05-26 |
| CN116164924B CN116164924B (en) | 2023-07-28 |
Family
ID=86422261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310443060.XA Active CN116164924B (en) | 2023-04-24 | 2023-04-24 | Shock resistance testing device for machine tool protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116164924B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2374619C1 (en) * | 2008-10-24 | 2009-11-27 | Государственное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный горный институт имени Г.В. Плеханова (технический университет)" | Ballistic pendulum impact testing machine |
| EP2336744A1 (en) * | 2009-12-17 | 2011-06-22 | Sikorsky Aircraft Corporation | Impact Test Fixture With Simulated Centrifugal Force |
| JP2011215115A (en) * | 2010-04-02 | 2011-10-27 | Komatsu Ltd | Rotational impact test method and rotational impact testing device |
| CN106840924A (en) * | 2017-03-01 | 2017-06-13 | 中水电第十工程局（郑州）有限公司 | A kind of shock resistance tester for simulating the impact of bulky grain bed load |
| CN108663184A (en) * | 2018-04-27 | 2018-10-16 | 宁夏共享机床辅机有限公司 | A kind of machine shield impact test equipment |
| CN108931349A (en) * | 2018-04-09 | 2018-12-04 | 南京航空航天大学 | For simulating whirling test device in the hard object impact test of high speed |
| CN111982449A (en) * | 2020-08-27 | 2020-11-24 | 哈尔滨工业大学 | High-speed magnetic levitation driven ultra-high-speed impact test system |
| CN212008170U (en) * | 2020-03-12 | 2020-11-24 | 山东爱国锻造有限公司 | Safety device based on pendulum impact testing machine |
| CN212844787U (en) * | 2020-08-24 | 2021-03-30 | 河南工业职业技术学院 | Rotary yielding impact head for high-amplitude continuous impact test |
| CN113959669A (en) * | 2021-10-18 | 2022-01-21 | 江西远大保险设备实业集团有限公司 | Compact shelf side plate impact damage testing device |
| CN216081966U (en) * | 2021-10-13 | 2022-03-18 | 南通舟舰钣金有限公司 | Intelligent numerical control machine tool protective cover impact test equipment |
| CN216284198U (en) * | 2021-12-15 | 2022-04-12 | 江苏伟同如自动化设备有限公司 | Machine tool protective cover shock resistance test equipment |
| CN114646445A (en) * | 2020-12-18 | 2022-06-21 | 中国航发商用航空发动机有限责任公司 | Rotating blade impact test device and rotating blade impact test method |
| DE202022103288U1 (en) * | 2022-02-10 | 2022-07-12 | Shanxi Tianbao Group Co.,Ltd | Stamping device arranged on a press for forging wind turbine flange blanks |
| CN114964688A (en) * | 2022-06-02 | 2022-08-30 | 江苏伟武电气设备有限公司 | Impact resistance test system of cable bridge support |
| CN217954432U (en) * | 2022-07-20 | 2022-12-02 | 陈晓辉 | Construction engineering quality detects uses demolition ware |
-
2023
- 2023-04-24 CN CN202310443060.XA patent/CN116164924B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2374619C1 (en) * | 2008-10-24 | 2009-11-27 | Государственное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный горный институт имени Г.В. Плеханова (технический университет)" | Ballistic pendulum impact testing machine |
| EP2336744A1 (en) * | 2009-12-17 | 2011-06-22 | Sikorsky Aircraft Corporation | Impact Test Fixture With Simulated Centrifugal Force |
| JP2011215115A (en) * | 2010-04-02 | 2011-10-27 | Komatsu Ltd | Rotational impact test method and rotational impact testing device |
| CN106840924A (en) * | 2017-03-01 | 2017-06-13 | 中水电第十工程局（郑州）有限公司 | A kind of shock resistance tester for simulating the impact of bulky grain bed load |
| CN108931349A (en) * | 2018-04-09 | 2018-12-04 | 南京航空航天大学 | For simulating whirling test device in the hard object impact test of high speed |
| CN108663184A (en) * | 2018-04-27 | 2018-10-16 | 宁夏共享机床辅机有限公司 | A kind of machine shield impact test equipment |
| CN212008170U (en) * | 2020-03-12 | 2020-11-24 | 山东爱国锻造有限公司 | Safety device based on pendulum impact testing machine |
| CN212844787U (en) * | 2020-08-24 | 2021-03-30 | 河南工业职业技术学院 | Rotary yielding impact head for high-amplitude continuous impact test |
| CN111982449A (en) * | 2020-08-27 | 2020-11-24 | 哈尔滨工业大学 | High-speed magnetic levitation driven ultra-high-speed impact test system |
| CN114646445A (en) * | 2020-12-18 | 2022-06-21 | 中国航发商用航空发动机有限责任公司 | Rotating blade impact test device and rotating blade impact test method |
| CN216081966U (en) * | 2021-10-13 | 2022-03-18 | 南通舟舰钣金有限公司 | Intelligent numerical control machine tool protective cover impact test equipment |
| CN113959669A (en) * | 2021-10-18 | 2022-01-21 | 江西远大保险设备实业集团有限公司 | Compact shelf side plate impact damage testing device |
| CN216284198U (en) * | 2021-12-15 | 2022-04-12 | 江苏伟同如自动化设备有限公司 | Machine tool protective cover shock resistance test equipment |
| DE202022103288U1 (en) * | 2022-02-10 | 2022-07-12 | Shanxi Tianbao Group Co.,Ltd | Stamping device arranged on a press for forging wind turbine flange blanks |
| CN114964688A (en) * | 2022-06-02 | 2022-08-30 | 江苏伟武电气设备有限公司 | Impact resistance test system of cable bridge support |
| CN217954432U (en) * | 2022-07-20 | 2022-12-02 | 陈晓辉 | Construction engineering quality detects uses demolition ware |
Non-Patent Citations (2)
| Title |
|---|
| 刘江;许晓东;王兆涛;: "机床导轨防护罩结构设计及仿真", 航空制造技术, no. 05 * |
| 岳强;司荣军;: "瓦斯爆炸冲击作用下新型复合结构防护外壳的动态响应", 振动与冲击, no. 10 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116164924B (en) | 2023-07-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114505435A (en) | Device for forging wind power flange blank-making punching holes on press machine | |
| CN202210060U (en) | Horizontal impact fatigue testing machine | |
| CN116164924B (en) | Shock resistance testing device for machine tool protective cover | |
| CN109612851B (en) | Safety helmet detection equipment | |
| CN218823095U (en) | Semiconductor laser shock test device | |
| CN114986182A (en) | High-safety steel pipe cutting equipment | |
| CN213915885U (en) | Electric power cable circular cutting device | |
| CN209858217U (en) | Hinge and stopper performance test platform | |
| CN112461484B (en) | New energy automobile rear anti-collision Liang Bianjie detection device | |
| CN211318007U (en) | Pressure testing machine with adjustable clamping device | |
| CN114216844A (en) | New forms of energy lithium cell piercing depth | |
| CN211602664U (en) | Percussion device for building aggregate hardness test | |
| CN215492400U (en) | Detection apparatus for hand is worn rubber needle | |
| CN117031321B (en) | Explosion-proof needling testing device for lithium battery | |
| CN210638934U (en) | Coring device of railway tunnel | |
| CN216695840U (en) | Vertical mechanical impact testing machine | |
| CN220149935U (en) | Fabric processing mechanism convenient to cut | |
| CN216632650U (en) | Simple bench drill fixing device | |
| CN112297123B (en) | Bulb hole pressing device for badminton manufacturing | |
| CN117288606B (en) | Large impact load loading device | |
| CN214843890U (en) | Functional test device for coal mine refuge chamber | |
| CN215986190U (en) | Quick intelligent diagnostic device of high tension cable trouble | |
| CN218520840U (en) | Elevator governor assembly | |
| CN219925829U (en) | Clamping mechanism for damping detection device | |
| CN219552147U (en) | Impact resistance measuring equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |