CN109946102A - Push-pull effort testboard - Google Patents
Push-pull effort testboard Download PDFInfo
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- CN109946102A CN109946102A CN201910305704.2A CN201910305704A CN109946102A CN 109946102 A CN109946102 A CN 109946102A CN 201910305704 A CN201910305704 A CN 201910305704A CN 109946102 A CN109946102 A CN 109946102A
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- 238000012360 testing method Methods 0.000 description 30
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Abstract
The invention discloses a kind of push-pull effort testboards, including rack, tested straight-line motion mechanism, tension-compression sensor, first push-pull rod, first drive cylinder, commutate component, at least one second drive cylinder, second push-pull rod and at least one balance weight assembly, the output end of straight-line motion mechanism is connected by tension-compression sensor with the first push-pull rod, tension-compression sensor is used to incude the push-pull effort of straight-line motion mechanism, one end of first push-pull rod is connected with the first drive cylinder, the linear motion of first push-pull rod is converted into rotary motion by the first drive cylinder, the side of commutation component is connected with the first drive cylinder, the other side is connected with the second drive cylinder, first drive cylinder drives the rotation of the second drive cylinder by commutation component, second drive cylinder pushes the second push-pull rod linear motion, second push-pull rod is connected with balance weight assembly, second push-pull rod drives balance weight assembly Movement.
Description
Technical field
The invention belongs to the push-pull efforts of straight-line motion mechanism to test testing field, and in particular to a kind of push-pull effort testboard.
Background technique
Straight-line motion mechanism is the mechanical device for exporting energy in the form of moving along a straight line, and move along a straight line machine under normal circumstances
Structure can be the various linear movement products such as electric cylinder, electro-hydraulic (hydraulic) cylinder, straight-line motion mechanism or spiral lift.
Common straight-line motion mechanism push-pull force output test testing stand, generally uses following several forms:
A. straight-line motion mechanism is directly connected to the form of counterweight counterweight, and demand test force value increases the synchronous increasing of counterweight weight
Greatly, making it, practicability is poor in the test of middle large slide force, generally can be only applied to medium and small push-pull effort range；
B. for straight-line motion mechanism by way of lever mechanism connects counterweight counterweight, such method can measure push-pull effort range
Extensively, the disadvantage is that the transient measurement of push-and-pull force value can only be carried out, the ability to work of straight-line motion mechanism under fixed load can not be grasped,
And vertical direction occupied space is larger；
C. the form of straight-line motion mechanism connecting spring class load, such method occupied space is relatively small, the disadvantage is that
The transient measurement that push-and-pull force value can only equally be carried out, can not grasp the ability to work of straight-line motion mechanism under fixed load；
D. for straight-line motion mechanism by way of connection hydraulic device test, such method can be carried out fixed load ability to work
Test is especially drawn in commutation (pushing away ← → the disadvantage is that the force value detected needed for reaching after starting has an obvious delay) test when, to small
The test of stroke straight-line motion mechanism push-pull effort is affected.
Because all there are some problems in above-mentioned various device for testing push-pull force, it is therefore necessary to develop on one kind can overcome
State the push-pull effort experimental bench of disadvantage.
Summary of the invention
In order to solve the above problems existing in the present technology, it is an object of that present invention to provide a kind of push-pull effort testboards.
According to an aspect of the invention, there is provided a kind of push-pull effort testboard, including rack, tested linear motion
Mechanism, tension-compression sensor, the first push-pull rod, the first drive cylinder, commutation component, at least one second drive cylinder, the second push-pull rod
With at least one balance weight assembly, the quantity of the second drive cylinder and the quantity of balance weight assembly are identical, straight-line motion mechanism, tension and compression sensing
Device, the first push-pull rod, the first drive cylinder, commutation component, the second drive cylinder and the second push-pull rod are each provided on rack, are moved along a straight line
The output end of mechanism is connected by tension-compression sensor with the first push-pull rod, and tension-compression sensor is for incuding pushing away for straight-line motion mechanism
Pulling force, one end of the first push-pull rod are connected with the first drive cylinder, and the linear motion of the first push-pull rod is converted by the first drive cylinder
Rotary motion, the side for the component that commutates are connected with the first drive cylinder, and the other side is connected with the second drive cylinder, and the first drive cylinder passes through
The component that commutates drives the rotation of the second drive cylinder, and the second drive cylinder pushes the second push-pull rod linear motion, the second push-pull rod and counterweight
Component is connected, and the second push-pull rod drives balance weight assembly movement.
In the present invention, the quality of balance weight assembly is adjusted first, when needing to test the thrust of straight-line motion mechanism, it is only necessary to
Start straight-line motion mechanism, after straight-line motion mechanism starting, straight-line motion mechanism will push tension-compression sensor, and tension-compression sensor can
To detect thrust at this time, display module and control module can be set at tension-compression sensor, to show pushing away at this time
Power.Meanwhile straight-line motion mechanism is connected by tension-compression sensor with the first push-pull rod, the first push-pull rod passes through the first drive cylinder
Afterwards, linear motion is become into rotary motion, after the commutation for the component that commutates, rotation can be converted into second by the first drive cylinder
The rotation of drive cylinder, the second drive cylinder can drive the second push-pull rod to move along a straight line, and the second push-pull rod can drive balance weight assembly
Linear motion.
The present invention can be straight so as to detect by tension-compression sensor and the current thrust of display equipment real-time display
Ability to work under line movement mechanism fixed load.When discharging balance weight assembly to initial position, opposite direction can be carried out and pushed away
Tensile test, in opposite direction push-pull effort test process, the direction of motion of all components does not exist herein on the contrary, still principle is identical
It repeats.The quality of the kind of drive through the invention, balance weight assembly is relatively small, and can be according to force value size, using difference
Counterweight versions.When small value force in test, it is only necessary to which second drive cylinder and a balance weight assembly are set, in needing to test
When great force value, two the second drive cylinders and two balance weight assembly bilateral counterweights can be set.When the present invention can also carry out simultaneously
Between and displacement detecting, so as to learn the straight-line motion mechanism load under speed parameter.
In some embodiments, the first drive cylinder includes first wire nut and the first screw rod, and first wire nut is pushed and pulled with first
One end of bar is connected, and for pushing first wire nut to move along a straight line, first wire nut matches the first push-pull rod with the first screw rod, and first
Screw drives the rotation of the first screw rod, and the second drive cylinder includes the second screw and the second screw rod, the second screw and the second push-pull rod phase
Even, the second screw matches with the second screw rod, by the component that commutates by the rotation for being converted into the second screw rod of the first screw rod,
Second screw is connected with one end of the second push-pull rod, when the rotation of the second screw rod, drives the second screw linear motion, the second screw
The second push-pull rod is driven to move along a straight line.
In some embodiments, commutation component includes two intermeshing first bevel gears, second bevel gear and shell
Body, first bevel gear and second bevel gear are all provided in the housing, and first bevel gear is set on the first screw rod, second bevel gear set
It is located on the second screw rod.Concrete principle and process are as follows as a result: i.e. after straight-line motion mechanism starts, driving the first push-pull rod
Linear motion, the first push-pull rod pushes first wire nut linear motion, when first wire nut moves along a straight line, due to first wire nut and first
Screw rod matches (the first screw rod itself does not have any linear motion), and therefore, first wire nut can during moving along a straight line
To drive the rotation of the first screw rod, the rotation of the second screw rod is driven by first bevel gear and second bevel gear when the first screw rod rotates,
In second screw rod rotation process, since the second screw rod not will do it any linear motion, the second screw rod can drive second
Screw linear motion, the second screw drive the second push-pull rod to move along a straight line accordingly when moving along a straight line.
In some embodiments, balance weight assembly includes clump weight, counterweight rope and counterweight support rod, one end of counterweight rope with
Clump weight is connected, and the other end is connected with the second screw, and the lower end of counterweight support rod is located on rack, and counterweight rope is placed on counterweight branch
On strut.Balance weight assembly can integrally play the role of counterweight as a result, and the weight by changing balance weight assembly can detecte straight line
Ability to work under movement mechanism different loads.
In some embodiments, it is set on counterweight support rod there are two sprocket wheel, counterweight rope is equipped with tooth corresponding with sprocket wheel.
In some embodiments, balance weight assembly further includes counterweight basket, and counterweight rope is connected with counterweight basket, and clump weight, which is located at, matches
In weight basket.Counterweight basket can play the role of putting clump weight as a result,.
It in some embodiments, further include control module and display module, control module and display module are each provided at platform
On frame, tension-compression sensor induction outside pressure, generate corresponding tension and compression force signal, and tension and compression force signal is sent to control
Module, control module generates corresponding control signal according to tension and compression force signal, and sends control signals to display module, shows
Show that module shows current tension and compression force information according to control signal.As a result, by control module and display module, can show in real time
Show the push-pull effort of straight-line motion mechanism.
In some embodiments, the quantity of the second drive cylinder is two, and two the second drive cylinders are oppositely arranged.By
This, two the second drive cylinders can test in great force value.
It in some embodiments, further include the plate that is connected, the plate that is connected is in bent, the side for the plate that is connected
It is located on rack, straight-line motion mechanism, which is located at, to be connected on plate.The plate that is connected as a result, can play against and fixed straight line
The effect of movement mechanism.
Detailed description of the invention
Fig. 1 is the push-pull effort testing bench structure schematic diagram of one embodiment of the present invention；
Fig. 2 is that the connection structure of the first drive cylinder in push-pull effort testboard shown in Fig. 1, the second drive cylinder and the component that commutates is shown
It is intended to；
Fig. 3 is the schematic diagram of push-pull effort testboard shown in Fig. 1.
In figure: 1- rack；11- is connected plate；2- straight-line motion mechanism；3- tension-compression sensor；The first push-pull rod of 4-；5-
First drive cylinder；51- first wire nut；The first screw rod of 52-；6- commutation component；61- first bevel gear；62- second bevel gear；7-
Second drive cylinder；The second screw of 71-；The second screw rod of 72-；The second push-pull rod of 8-；9- balance weight assembly；91- clump weight；92- counterweight
Rope；93- counterweight support rod；931- sprocket wheel；95- counterweight basket.
Specific embodiment
With reference to the accompanying drawing and specific embodiment does further explaination to the present invention.
Fig. 1 and Fig. 2 schematically shows the structural schematic diagram of the push-pull effort testboard of one embodiment of the present invention.
As depicted in figs. 1 and 2, including rack 1, tested straight-line motion mechanism 2, tension-compression sensor 3, the first push-pull rod
4, the first drive cylinder 5, commutation component 6, at least one second drive cylinder 7, the second push-pull rod 8 and at least one balance weight assembly 9, the
The quantity of two drive cylinders 7 is identical as the quantity of balance weight assembly 9, straight-line motion mechanism 2, tension-compression sensor 3, the first push-pull rod 4,
One drive cylinder 5, commutation component 6, the second drive cylinder 7 and the second push-pull rod 8 are installed on rack 1, straight-line motion mechanism 2 it is defeated
Outlet is connected by tension-compression sensor 3 with the first push-pull rod 4, and tension-compression sensor 3 is used to incude the push-and-pull of straight-line motion mechanism 2
Power, one end of the first push-pull rod 4 are connected with the first drive cylinder 5, and the first drive cylinder 5 converts the linear motion of the first push-pull rod 4
Side at rotary motion, the component 6 that commutates is connected with the first drive cylinder 5, and the other side is connected with the second drive cylinder 7, the first transmission
Cylinder 5 drives the second drive cylinder 7 to rotate by commutation component 6, the second drive cylinder 7 promotion the second push-pull rod 8 linear motion, and second
Push-pull rod 8 is connected with balance weight assembly 9, and the second push-pull rod 8 drives balance weight assembly 9 to move.
The present invention can show current push-pull effort by tension-compression sensor 3 and display module, straight so as to detect
Ability to work under 2 fixed load of line movement mechanism.When discharging balance weight assembly to initial position, opposite direction can be carried out and pushed away
Tensile test, in push-pull effort test process, the direction of motion of all components is not being repeated herein on the contrary, still principle is identical.It is logical
The kind of drive of the invention is crossed, the quality of balance weight assembly is relatively small, and can be according to force value size, using different counterweight versions.
When small value force in test, it is only necessary to which second drive cylinder 7 and a balance weight assembly 9 are set, when great force value in needs test
When, two the second drive cylinders 7 and two 9 bilateral counterweights of balance weight assembly can be set.The present invention can also carry out time and position simultaneously
Detection is moved, so as to learn the speed parameter under the straight-line motion mechanism 2 load.
As depicted in figs. 1 and 2, in the present embodiment, the first drive cylinder 5 includes first wire nut 51 and the first screw rod 52, the
One screw 51 is connected with one end of the first push-pull rod 4, and the first push-pull rod 4 is for pushing first wire nut 51 to move along a straight line, and first
Mother 51 matches with the first screw rod 52, and first wire nut 51 drives the rotation of the first screw rod 52, and the second drive cylinder 7 includes the second screw 71
With the second screw rod 72, the second screw 71 is connected with the second push-pull rod 8, and the second screw 71 is matched with the second screw rod 72, by changing
To component 6 by the rotation for being converted into the second screw rod 72 of the first screw rod 52, one end of the second screw 71 and the second push-pull rod 8
It is connected, when the rotation of the second screw rod 72, drives the second screw 71 linear motion, the second screw 71 drives 8 straight line of the second push-pull rod
Movement.
Certainly, the second drive cylinder 7 can also use trapezoidal screw pair structure, no matter which kind of structure, it is only necessary to Neng Gouda
To above-mentioned identical effect.
As depicted in figs. 1 and 2, in the present embodiment, the right and left has second drive cylinder 7, shows a left side in figure
The connection type of second drive cylinder 7 and commutation component 6 on the side, (company with commutation component of second drive cylinder on the left side and the right
It is identical to connect mode), commutation component 6 includes two intermeshing first bevel gears 61, second bevel gear 62 (the in the present embodiment
There are two two bevel gears 62, and the second bevel gear 62 on the right is not shown) and shell, first bevel gear 61 and second bevel gear
62 are all provided in the housing, and first bevel gear 61 is set on the first screw rod 52, and second bevel gear 62 is set on the second screw rod 72,
Concrete principle and process are as follows: i.e. after straight-line motion mechanism 2 starts, driving the first push-pull rod 4 linear motion, the first push-pull rod
4 push first wire nut 51 to move along a straight line, when first wire nut 51 moves along a straight line, since first wire nut 51 is matched with the first screw rod 52
(the first screw rod 52 itself does not have any linear motion), therefore, first wire nut 51 can drive during moving along a straight line
The rotation of first screw rod 52, drives 72 turns of the second screw rod by first bevel gear 61 and second bevel gear 62 when the first screw rod 52 rotates
It is dynamic, since the second screw rod 72 not will do it any linear motion, the second screw rod 72 can drive 71 straight line of the second screw
Movement, the second screw 71 drive the second push-pull rod 8 to move along a straight line accordingly when moving along a straight line.
It is of course also possible to use helical gear commutates, no matter which kind of gear, it is only necessary to be able to carry out commutation.
As shown in Figure 1, in the present embodiment, balance weight assembly 9 includes clump weight 91, counterweight rope 92 and counterweight support rod 93,
One end of counterweight rope 92 is connected with clump weight 91, and the other end is connected with the second screw 71, and the lower end of counterweight support rod 93 is located at platform
On frame 1, counterweight rope 92 is placed on counterweight support rod 93, and balance weight assembly 9 is whole can to play the role of counterweight, is matched by changing
The weight of recombination part 9 can detecte the ability to work under 2 different loads of straight-line motion mechanism.
As shown in Figure 1, in the present embodiment, being illustrated by taking the balance weight assembly 9 on the left side as an example: pacifying on counterweight support rod 93
There are two sprocket wheel 931, counterweight ropes 92 to be equipped with tooth corresponding with sprocket wheel 931 for dress, and the right end of counterweight rope 92 is fixed on counterweight second
On push-pull rod 8, left end sequentially passes through the right lower section of sprocket wheel 931 and the top of left side sprocket wheel 931, when the second push-pull rod of counterweight 8
When linear motion, clump weight 91 can be driven to move up and down.
Certainly, in other examples, sprocket wheel 931 is also possible to pulley, and pulley can also play the same role.
As shown in Figure 1, in the present embodiment, balance weight assembly 9 further includes counterweight basket 95, counterweight rope 92 and 95 phase of counterweight basket
Even, clump weight 91 is located in counterweight basket 95, and counterweight basket 95 can play the role of putting clump weight 91.
It in the present embodiment, further include control module 9 and display module 10, control module 9 and display module 10 can be with one
With being integrally disposed on rack 1 or control module 9 and display module 10 are integrated together on control cabinet, tension-compression sensor 3 is felt
External pressure is answered, generates corresponding tension and compression force signal, and tension and compression force signal is sent to control module 9, control module 9
According to tension and compression force signal, corresponding control signal is generated, and sends control signals to display module 10, display module 10 is according to control
Signal processed shows current tension and compression force information, can be with real-time display straight-line motion mechanism by control module 9 and display module 10
2 push-pull effort.
As shown in Figure 1, in the present embodiment, the quantity of the second drive cylinder 7 and the quantity of balance weight assembly 9 are two, two
A second drive cylinder 7 is oppositely arranged, two above-mentioned apparatuses can test in great force value.That is, unilateral counterweight is medium and small suitable for testing
Force value, bilateral counterweight great force value suitable for test.
As shown in Figure 1, further including the plate 11 that is connected in the present embodiment, the plate 11 that is connected is in bent, against even
The side of fishplate bar 11 is located on rack 1, and straight-line motion mechanism 2, which is located at, to be connected on plate 11, and the plate 11 that is connected can play
Ground leans on and the effect of fixed straight line movement mechanism 2.
In the present invention, as shown in Figure 1, direction shown in arrow is front, the quality of adjustable balance weight assembly 9, when need
When testing the thrust of straight-line motion mechanism 2, it is only necessary to start straight-line motion mechanism 2, after straight-line motion mechanism 2 starts, straight line
Movement mechanism 2 will push tension-compression sensor and travel forward, and tension-compression sensor 3 can detecte thrust at this time, tension-compression sensor 3
Current thrust can be shown by display module 10, straight-line motion mechanism 2 passes through tension-compression sensor 3 and 4 phase of the first push-pull rod
Even, the first push-pull rod 4 drives the first wire nut 51 of the first drive cylinder 5 to move backward, and first wire nut 51 drives 52 turns of the first screw rod
It is dynamic, after the commutation for the component 6 that commutates, drive the rotation of the second screw rod 72, in the present embodiment, the second screw rod 72 can there are two,
Second screw rod 72 drives the linear movement of the second screw 71, and the second screw 71 drives the second push-pull rod 8 linear motion, specifically: it is left
Second push-pull rod 8 on side moves right, and second push-pull rod 8 on the right moves downward.
The present invention can be current by tension-compression sensor 3 and 10 real-time display of display module thrust, so as to examine
Survey the ability to work under 2 fixed load of straight-line motion mechanism.After by the release of balance weight assembly 9 to initial position, it can carry out anti-
The test of direction push-pull effort, in opposite direction push-pull effort test process, the direction of motion of all components on the contrary, still principle is identical, this
Place is not repeating.The quality of the kind of drive through the invention, balance weight assembly 9 is relatively small, and can be used according to force value size
Different counterweight versions.When small value force in test, it is only necessary to the second drive cylinder 7 and a balance weight assembly 9 of wherein side are set,
When needing great force value in test, two the second drive cylinders 7 and two 9 bilateral counterweights (i.e. two sides) of balance weight assembly can be set.
The present invention can also carry out time and displacement detecting simultaneously, so as to learn the speed parameter under the straight-line motion mechanism 2 load.
The present invention has the effect that can be to the inspection of ability to work of the tested straight-line motion mechanism under fixed load
It tests.Individually after release counterweight to initial position, opposite direction push-pull effort detection can be carried out.Starting is detected with commutation when detection starting
When, the time for reaching predetermined force value is very short.Driving form through the invention, counterweight is relatively small, and can be big according to force value
It is small, using different counterweight versions.Unilateral counterweight is suitable for middle small value force, and bilateral counterweight is suitable for middle great force value.Can also simultaneously into
Row time and displacement detecting, to export the speed parameter under straight-line motion mechanism load.
Tested mechanism linear motion is first become into rotary motion with the first drive cylinder by taking, then will by the second drive cylinder
Rotary motion becomes moving along a straight line, so that the method for promoting counterweight, is realized to the push-pull effort of tested mechanism, displacement, speed etc.
It examines.Product can carry out ability to work under fixed load to tested mechanism and examine, and measurement force value range is wide, when starting/commutation starts
Reach that predetermined force value is timely, and vertical direction occupies little space.
The present invention uses the first drive cylinder and the second drive cylinder, and cooperation commutation component converts forms of motion so as to examine
Test tested straight-line motion mechanism push-pull effort, displacement, speed etc..
The present invention is not limited to above-mentioned optional embodiment, anyone can show that other are each under the inspiration of the present invention
The product of kind form.Above-mentioned specific embodiment should not be understood the limitation of pairs of protection scope of the present invention, protection of the invention
Range should be subject to be defined in claims, and specification can be used for interpreting the claims.
Claims (9)
1. a kind of push-pull effort testboard, it is characterised in that: passed including rack (1), tested straight-line motion mechanism (2), tension and compression
Sensor (3), the first push-pull rod (4), the first drive cylinder (5), commutation component (6), at least one second drive cylinder (7), at least one
A second push-pull rod (8) and at least one balance weight assembly (9), quantity and the balance weight assembly (9) of second drive cylinder (7)
Quantity it is identical, the straight-line motion mechanism (2), tension-compression sensor (3), the first push-pull rod (4), the first drive cylinder (5), commutation
Component (6), the second drive cylinder (7) and the second push-pull rod (8) are each provided on the rack (1), the straight-line motion mechanism (2)
Output end is connected by tension-compression sensor (3) with first push-pull rod (4), and the tension-compression sensor (3) is described for incuding
The push-pull effort of straight-line motion mechanism (2), one end of first push-pull rod (4) are connected with first drive cylinder (5), and described
The linear motion of first push-pull rod (4) is converted into rotary motion, the side of commutation component (6) by one drive cylinder (5)
It is connected with first drive cylinder (5), the other side is connected with second drive cylinder (7), and the first drive cylinder (5) passes through commutation group
Part (6) drives the second drive cylinder (7) rotation, and second drive cylinder (7) pushes the second push-pull rod (8) linear motion, institute
It states the second push-pull rod (8) to be connected with the balance weight assembly (9), second push-pull rod (8) drives balance weight assembly (9) fortune
It is dynamic.
2. push-pull effort testboard according to claim 1, it is characterised in that: first drive cylinder (5) includes first
Female (51) and the first screw rod (52), the first wire nut (51) are connected with one end of first push-pull rod (4), and described first pushes away
Pull rod (4) is for pushing the first wire nut (51) to move along a straight line, the first wire nut (51) and the first screw rod (52) phase
Cooperation, the first wire nut (51) drive the first screw rod (52) rotation, and second drive cylinder (7) includes the second screw
(71) be connected with the second screw rod (72), the second screw (71) with second push-pull rod (8), second screw (71) with it is described
Second screw rod (72) matches, and the rotation of first screw rod (52) is converted into second screw rod by commutation component (6)
(72) rotation, second screw (71) are connected with one end of second push-pull rod (8), and second screw rod (72) turns
When dynamic, the second screw (71) linear motion is driven, second screw (71) drives the second push-pull rod (8) linear motion.
3. push-pull effort testboard according to claim 2, it is characterised in that: the commutation component includes two intermeshings
First bevel gear (61), second bevel gear (62) and shell, the first bevel gear (61) and second bevel gear (62) are all provided with
In the shell, the first bevel gear (61) is set on first screw rod (52), second bevel gear (62) set
It is located on second screw rod (72).
4. push-pull effort testboard according to claim 3, it is characterised in that: the balance weight assembly (9) includes clump weight
(91), one end of counterweight rope (92) and counterweight support rod (93), the counterweight rope (92) is connected with the clump weight (91), another
End is connected with second screw (71), and the lower end of the counterweight support rod (93) is located on the rack (1), the counterweight rope
(92) it is placed on the counterweight support rod (93).
5. push-pull effort testboard according to claim 4, it is characterised in that: there are two being set on the counterweight support rod (93)
Sprocket wheel (931), the counterweight rope (92) are equipped with tooth corresponding with the sprocket wheel (931).
6. push-pull effort testboard according to claim 5, it is characterised in that: the balance weight assembly (9) further includes counterweight basket
(95), the counterweight rope (92) is connected with the counterweight basket (95), and the clump weight (91) is located in the counterweight basket (95).
7. push-pull effort testboard according to claim 6, it is characterised in that: further include control module (9) and display module
(10), the control module (9) and display module (10) are each provided on rack (1), outside tension-compression sensor (3) induction
Pressure generates corresponding tension and compression force signal, and the tension and compression force signal is sent to the control module (9), the control
Module (9) generates corresponding control signal according to the tension and compression force signal, and the control signal is sent to the display mould
Block (10), the display module (10) show current tension and compression force information according to the control signal.
8. push-pull effort testboard according to claim 7, it is characterised in that: the quantity of second drive cylinder (7) is
Two, two the second drive cylinders (7) are oppositely arranged.
9. push-pull effort testboard described according to claim 1~any one of 8, it is characterised in that: further include the plate that is connected
(11), the plate that is connected (11) is in bent, and the side of the plate that is connected (11) is located on the rack (1), institute
The one end for stating straight-line motion mechanism (2) is located at described be connected on plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305704.2A CN109946102B (en) | 2019-04-16 | 2019-04-16 | Push-pull force test board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305704.2A CN109946102B (en) | 2019-04-16 | 2019-04-16 | Push-pull force test board |
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| CN109946102A true CN109946102A (en) | 2019-06-28 |
| CN109946102B CN109946102B (en) | 2024-06-04 |
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| CN201910305704.2A Active CN109946102B (en) | 2019-04-16 | 2019-04-16 | Push-pull force test board |
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Citations (15)
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