CN213274826U

CN213274826U - Linear test platform

Info

Publication number: CN213274826U
Application number: CN202022648604.0U
Authority: CN
Inventors: 刘焕晓; 汪春侠; 赵跃东; 阚涛; 孙多润; 郭警中; 王迪; 傅成林
Original assignee: Anhui Wdt Industrial Automation Co ltd
Current assignee: Anhui Wdt Industrial Automation Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-05-25
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a sharp test platform belongs to machine parts test technical field, comprising a base plate, two fixed plates of upper end fixedly connected with of bottom plate, two relative one sides of fixed plate all rotate jointly through antifriction bearing and are connected with two-way lead screw, be equipped with two fixed blocks on the pole wall of two-way lead screw, right angle breach has all been seted up to side edge department on the relative one end of two fixed blocks, the lateral wall of fixed block is through the pole wall threaded connection of first screw hole with two-way lead screw, antifriction bearing and fixedly connected with knob are passed to the one end of two-way lead screw, the vertical support column that is equipped with in upper end of bottom plate, the lateral wall of support column. The utility model discloses, the test piece of the fixed different models of installation on test platform that can be quick to also can adjust equipment during the test and be linear motion distance, improved test platform's application scope and test workpiece's speed.

Description

Linear test platform

Technical Field

The utility model relates to a machine parts tests technical field, especially relates to a straight line test platform.

Background

The linear guide rail moves to support and guide the moving part to reciprocate linearly in a given direction. Depending on the nature of the massage device, the linear motion guide rails can be divided into sliding friction guide rails, rolling friction guide rails, elastic friction guide rails, fluid friction guide rails, and the like. The linear bearing is mainly used on an automatic machine, such as a machine tool, a bending machine, a laser welding machine and the like which are imported, and the linear bearing and the linear shaft are matched. The linear guide rail is mainly used on a mechanical structure with higher precision requirement, an intermediate medium is not used between a moving element and a fixed element of the linear guide rail, rolling steel balls are used, and the performances of bearing capacity, wear resistance, straightness of linear motion and the like of the linear guide rail need to be tested during production.

At present, because linear guide's slide rail length is uncertain, traditional test platform installs fixedly fast the linear guide of unidimensional model, and when sliding test to the slider on the slide rail, the unable quick adjustment of drive mechanism of test article platform moves the length of marcing moreover, makes the unable full stroke that slides on the slide rail of slider, has influenced test linear guide's speed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art linear guide's slide rail length uncertain, traditional test platform installs fixedly fast the linear guide of not unidimensional model, and when the slider to on the slide rail was slided and is tested, the unable quick adjustment motion of drive mechanism of test article platform was advanced length, made the unable full stroke that slides on the slide rail of slider, had influenced the problem of test linear guide speed, and the linear test platform who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a linear test platform comprises a bottom plate, wherein two fixed plates are fixedly connected to the upper end of the bottom plate, two opposite sides of the two fixed plates are respectively and jointly and rotatably connected with a bidirectional screw rod through a rolling bearing, two fixed blocks are arranged on the rod wall of the bidirectional screw rod, right-angle notches are respectively formed in the side corners of the opposite ends of the two fixed blocks, the side walls of the fixed blocks are in threaded connection with the rod wall of the bidirectional screw rod through first threaded holes, one end of the bidirectional screw rod penetrates through the rolling bearing and is fixedly connected with a knob, a support column is vertically arranged at the upper end of the bottom plate, the side walls of the support column are in threaded connection with the screw rod through second threaded holes, two ends of the screw rod are respectively and rotatably connected with connecting blocks through sealing bearings, the lower ends of the two connecting blocks are fixedly connected with, the upper end of the support column is rotatably connected with a cross rod through a rotating shaft, and a transmission mechanism is connected to the rod wall of the cross rod.

Preferably, drive mechanism is including seting up the bar through-hole on the horizontal pole, the sleeve pipe has been cup jointed in the slip in the bar through-hole, the ejector pin has been cup jointed in the sleeve pipe slip, the dish is placed to the upper end fixedly connected with of ejector pin, the lower extreme fixedly connected with connecting plate of ejector pin, the transmission shaft has been cup jointed through the rectangle through-hole slip on the pole wall of horizontal pole, the lower extreme fixedly connected with driving arm of transmission shaft, one side fixedly connected with motor of support column, one side fixed connection of the output of motor and one side fixed connection of driving arm.

Preferably, a sliding sleeve is fixedly connected to the pipe wall on one side of the sleeve, a guide rod is connected to the sliding sleeve in a sliding mode, and two ends of the guide rod are fixedly connected with one side, opposite to the two fixing plates, of the guide rod respectively.

Preferably, two the common fixedly connected with of the relative one side of fixed plate have two gag lever posts that are parallel to each other, the lateral wall of fixed block passes through two guiding holes respectively with the pole wall sliding connection of two gag lever posts.

Preferably, the side wall of the support column is sleeved with an orientation rod through an orientation hole in a sliding manner, and two ends of the orientation rod are fixedly connected with the side walls of the two connecting blocks on the screw rod respectively.

Preferably, a strip-shaped sliding groove is formed in the upper end of the bottom plate, two rectangular blocks are connected in the strip-shaped sliding groove in a sliding mode, and the two rectangular blocks are fixedly connected with the lower ends of the two fixing blocks respectively.

Compared with the prior art, the utility model provides a straight line test platform possesses following beneficial effect:

1. this linear test platform, through the fixed block that is equipped with, place linear guide in the right angle breach on two fixed blocks, then make two-way lead screw rotatory with hand rotating knob, drive two fixed block relative movement during two-way lead screw is rotatory, and then can be quick advance the installation fixed to the linear guide of the different models that need test, then slide the slider on the linear guide to the one end of slide rail and contact with the fixed block with the hand, then with the hand pulling horizontal pole swing to the biggest angle that opens and shuts, then make the lead screw rotatory with hand rotating wheel, it removes in the bottom plate upper end to drive the support column when the lead screw is rotatory, and then can sliding sleeve make connecting plate and slide rail carry out fixed connection, and then can make the linear guide of the different models of test platform ability.

2. This linear test platform, through the motor that is equipped with, the starter motor drives the drive arm and makes the transmission shaft be circular motion, during the transmission shaft motion with the rectangle through-hole extrusion horizontal pole of mutually supporting around the pivot swing, extrusion sleeve pipe makes the sliding sleeve slide on the guide bar during the horizontal pole swing, the sheathed tube moving direction can be injectd in the cooperation of sliding sleeve and guide bar is the same with the direction of guide rail, and also be parallel to each other, the power that produces not equidirectional when reducing the test influences the performance of test linear guide, and then can follow the slider slip on the direction pulling slide rail of being tested the slide rail, thereby accomplish the experiment of test linear guide, the speed of the experiment has been.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, the test piece of the fixed different models of installation on test platform that can be quick to also can adjust equipment during the test and be linear motion distance, improved test platform's application scope and test workpiece's speed.

Drawings

Fig. 1 is a schematic structural view of a linear test platform provided by the present invention;

fig. 2 is the utility model provides a structure schematic diagram of sleeve pipe, connecting plate and placing plate among sharp test platform.

In the figure: the device comprises a base plate 1, a fixing plate 2, a guide rod 3, a bidirectional screw rod 4, a limiting rod 5, a sleeve 6, a cross rod 7, an orientation rod 8, a sliding sleeve 9, a connecting plate 10, a placing disc 11, a fixing block 12, a rectangular block 13, a transmission shaft 14, a transmission arm 15, a motor 16, a screw rod 17, a support column 18 and a push rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a linear test platform comprises a base plate 1, two fixing plates 2 are fixedly connected to the upper end of the base plate 1, two opposite sides of the two fixing plates 2 are respectively and jointly and rotatably connected with a two-way screw rod 4 through a rolling bearing, two fixing blocks 12 are arranged on the rod wall of the two-way screw rod 4, right-angle notches are respectively arranged at the side corners of the opposite ends of the two fixing blocks 12, the side wall of each fixing block 12 is in threaded connection with the rod wall of the two-way screw rod 4 through a first threaded hole, two mutually parallel limiting rods 5 are jointly and fixedly connected to the opposite sides of the two fixing plates 2, the side wall of each fixing block 12 is respectively in sliding connection with the rod walls of the two limiting rods 5 through two guide holes, a strip-shaped chute is arranged at the upper end of the base plate 1, two rectangular blocks, antifriction bearing and fixedly connected with knob are passed to the one end of two-way lead screw 4, the vertical support column 18 that is equipped with in upper end of bottom plate 1, the lateral wall of support column 18 has lead screw 17 through second screw hole threaded connection, the both ends of lead screw 17 all are rotated through sealed bearing and are connected with the connecting block, the lower extreme of two connecting blocks all with bottom plate 1's upper end fixed connection, sealed bearing and fixedly connected with hand wheel are passed to the one end of lead screw 17, directional pole 8 has been cup jointed through directional hole slip to the lateral wall of support column 18, directional pole 8 both ends respectively with the lateral wall fixed connection of two connecting blocks on the lead screw 17, the upper end of support column 18 is rotated through the pivot and is connected with horizontal pole 7.

The transmission mechanism comprises a strip-shaped through hole formed in the cross rod 7, a sleeve 6 is sleeved in the strip-shaped through hole in a sliding mode, a push rod 19 is sleeved in the sleeve 6 in the sliding mode, the upper end of the push rod 19 is fixedly connected with a placing disc 11, the lower end of the push rod 19 is fixedly connected with a connecting plate 10, a transmission shaft 14 is sleeved on the rod wall of the cross rod 7 in a sliding mode through a rectangular through hole, the lower end of the transmission shaft 14 is fixedly connected with a transmission arm 15, one side of a support column 18 is fixedly connected with a motor 16, the model of the motor 16 is 39BYGH, and the power input end of the motor is electrically connected with an external power supply through a lead and a control switch, the technology is widely applied in life, and a person skilled in the art knows that much description is not needed any more, the output end of the motor 16 is fixedly connected with, two ends of the guide rod 3 are respectively fixedly connected with one side of the two fixing plates 2 opposite to each other.

In the utility model, when in use, the linear guide rail is placed in the right-angle notches on the two fixed blocks 12, then the knob is rotated by hands to rotate the two-way screw rod 4, the two fixed blocks 12 are driven to move relatively when the two-way screw rod 4 rotates, so that the linear guide rails of different models to be tested can be quickly installed and fixed, then the slider on the linear guide rail is slid to one end of the slide rail by hands and is contacted with the fixed blocks 12, then the cross rod 7 is pulled to swing to the maximum opening and closing angle by hands, then the hand wheel is rotated by hands to rotate the screw rod 17, the support column 18 is driven to move on the upper end of the bottom plate 1 when the screw rod 7 rotates, so that the sleeve 6 can be slid to fixedly connect the connecting plate 10 with the slide rail, so that the test platform can quickly test the linear guide rails of different models, during test, 14 during the motion of transmission shaft and rectangle through-hole are mutually supported and are extruded horizontal pole 7 and swing around the pivot, extrude sleeve pipe 6 and make sliding sleeve 9 slide on guide bar 3 when horizontal pole 7 swings, sliding sleeve 9 and the cooperation of guide bar 3 can inject the moving direction of sleeve pipe 6 the same with the direction of guide rail, and also be parallel to each other, the power that produces not equidirectional when reducing the test influences the performance of test linear guide, and then can follow the slider slip on the direction pulling slide rail of being tested the slide rail, thereby accomplish the experiment of test linear guide, the speed of the experiment has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The linear test platform comprises a base plate (1) and is characterized in that two fixing plates (2) are fixedly connected to the upper end of the base plate (1), two opposite sides of the fixing plates (2) are respectively and jointly and rotatably connected with a bidirectional screw rod (4) through a rolling bearing, two fixing blocks (12) are arranged on the rod wall of the bidirectional screw rod (4), right-angle notches are respectively formed in the side corners of the opposite ends of the two fixing blocks (12), the side wall of each fixing block (12) is in threaded connection with the rod wall of the bidirectional screw rod (4) through a first threaded hole, one end of the bidirectional screw rod (4) penetrates through the rolling bearing and is fixedly connected with a knob, a support column (18) is vertically arranged at the upper end of the base plate (1), the side wall of the support column (18) is in threaded connection with the screw rod (17) through a second threaded hole, and the two ends, two the lower extreme of connecting block all with the upper end fixed connection of bottom plate (1), sealed bearing and fixedly connected with hand wheel are passed to the one end of lead screw (17), the upper end of support column (18) is rotated through the pivot and is connected with horizontal pole (7), be connected with drive mechanism on the pole wall of horizontal pole (7).

2. The linear test platform according to claim 1, wherein the transmission mechanism comprises a strip-shaped through hole formed in the cross rod (7), a sleeve (6) is sleeved in the strip-shaped through hole in a sliding manner, a push rod (19) is sleeved in the sleeve (6) in a sliding manner, a placing disc (11) is fixedly connected to the upper end of the push rod (19), a connecting plate (10) is fixedly connected to the lower end of the push rod (19), a transmission shaft (14) is sleeved on the rod wall of the cross rod (7) in a sliding manner through a rectangular through hole, a transmission arm (15) is fixedly connected to the lower end of the transmission shaft (14), a motor (16) is fixedly connected to one side of the support column (18), and the output end of the motor (16) is fixedly connected to one side of the transmission arm (15.

3. The linear test platform according to claim 2, wherein a sliding sleeve (9) is fixedly connected to a wall of one side of the casing (6), a guide rod (3) is slidably connected to the sliding sleeve (9), and two ends of the guide rod (3) are respectively fixedly connected to opposite sides of the two fixing plates (2).

4. The linear test platform according to claim 1, wherein two parallel limiting rods (5) are fixedly connected to the opposite sides of the two fixing plates (2), and the side walls of the fixing block (12) are slidably connected to the rod walls of the two limiting rods (5) through two guide holes.

5. The linear test platform according to claim 1, wherein the side wall of the supporting column (18) is slidably sleeved with an orientation rod (8) through an orientation hole, and two ends of the orientation rod (8) are respectively and fixedly connected with the side walls of the two connecting blocks on the screw rod (17).

6. The linear test platform according to claim 1, wherein a strip-shaped sliding groove is formed in the upper end of the bottom plate (1), two rectangular blocks (13) are connected in the strip-shaped sliding groove in a sliding manner, and the two rectangular blocks (13) are respectively and fixedly connected with the lower ends of the two fixed blocks (12).