CN214224492U - Automatic tester for service life of floor spring - Google Patents
Automatic tester for service life of floor spring Download PDFInfo
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- CN214224492U CN214224492U CN202022873755.6U CN202022873755U CN214224492U CN 214224492 U CN214224492 U CN 214224492U CN 202022873755 U CN202022873755 U CN 202022873755U CN 214224492 U CN214224492 U CN 214224492U
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- stop block
- door
- floor spring
- driving device
- arm
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Abstract
The utility model discloses an automatic tester for the service life of a floor spring, which relates to the technical field of product service life testing and comprises a frame and a testing door, the testing door comprises a base and a floor spring seat, wherein the frame is fixed on the base, the testing door is movably fixed on the frame, the floor spring seat is fixed on the base, the floor spring seat is positioned at the bottom of the testing door and further comprises a connecting rod mechanism and a door top, the door top is vertically arranged at the top of the testing door, one end of the connecting rod mechanism is connected with a driving device, the other end of the connecting rod mechanism is connected with a swinging mechanism, a stop block is arranged on the swinging mechanism, the stop block is connected with a stop block driving device, the driving device drives the swinging mechanism to horizontally swing through the connecting rod mechanism, the stop block driving device drives the stop block to vertically move, and when the stop block moves to the lowest position, the stop block can contact the door top and push the testing door to axially rotate along with the swinging mechanism. The testing device adopts the cylinder driving and the two-way opening and closing of two arms, and has the advantages of simple structure, low cost, stable operation and long service life.
Description
Technical Field
The utility model relates to a product life tests technical field, concretely relates to floor spring life automatic test machine.
Background
The floor spring is a door closing device with combined action of a metal spring and hydraulic damping, is arranged on the upper part or the lower part of a vertical hinged door, and can be opened in a one-way or two-way mode, and the current floor spring service life automatic testing machine mainly adopts the following modes:
one-way opening floor spring life automatic testing machine: the testing door is pushed open in one direction through the air cylinder and the swing arm structure, then the testing door is released, the testing door is closed under the action of the floor spring, and the service life testing requirement of the floor spring which is opened and closed alternately in a two-way mode cannot be met.
Motor control two-way open floor spring life test machine: the motor is controlled to rotate forwards and backwards through a program to drive the swing arm to drive the test door, the requirement of the floor spring on the bidirectional alternative opening and closing of the service life test is met, the heavy floor spring has the door opening torque exceeding 200Nm, the service life test is carried out at the specified frequency, the required motor torque and power requirement are high, the cost of the motor and the speed reducer is high, the service life of the motor and the speed reducer is shortened in the frequent opening and closing and reversing operation process, the operation action is not stable, the mechanical noise is high, and the maintenance is complex.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that prior art exists, provide floor spring life automatic test machine, adopt cylinder drive and both arms two-way open and close the test, simple structure, with low costs, operate steadily, equipment long service life.
The utility model discloses a following technical scheme realizes:
the automatic tester for the service life of the floor spring comprises a frame, a test door, a base and a floor spring seat, wherein the frame is fixed on the base, the testing door is movably fixed on the frame, the ground spring seat is fixed on the base, the floor spring seat is positioned at the bottom of the test door, and also comprises a connecting rod mechanism and a door top, the door top is vertically arranged at the top of the test door, one end of the connecting rod mechanism is connected with the driving device, the other end of the connecting rod mechanism is connected with the swinging mechanism, the swing mechanism is provided with a stop block which is connected with a stop block driving device, the driving device drives the swing mechanism to swing horizontally through a connecting rod mechanism, the block driving device drives the block to move up and down in the vertical direction, when the block moves to the lowest position, as the swing mechanism swings, the stop block can contact the door top and push the test door to rotate axially.
The utility model discloses set up swing mechanism, the last dog that is equipped with of swing mechanism, drive arrangement pass through the horizontal oscillation of link mechanism drive swing mechanism, and the vertical direction of dog drive dog reciprocates, moves the extreme lower position when the dog, along with swing mechanism horizontal oscillation, and the dog can promote the door top to it is rotatory along the fixed axle to drive the test door, moves the extreme lower position when the dog, along with swing mechanism horizontal oscillation, and the dog is not contacted with the door top. The utility model discloses simple structure, it is with low costs, the operation is stable.
The frame is fixed on the base, the test door is movably fixed on the frame, and the test door can rotate along the movable shaft; the floor spring seat is fixed on the base and used for installing a floor spring, and the floor spring can maintain the test at an initial position; the door top is vertically arranged at the top of the test door and is used for matching with the stop block to enable the test door to rotate; link mechanism adopts current link means, can realize the technical scheme of the utility model.
Furthermore, the driving device comprises a main cylinder and a telescopic rod, one end of the telescopic rod is sleeved on the main cylinder, and the other end of the telescopic rod is connected with the connecting rod mechanism.
The main cylinder drives the telescopic rod to do telescopic motion, and the telescopic rod drives the connecting rod mechanism to horizontally rotate along the vertical shaft.
Further, swing mechanism is "L" type swing arm, "L" type swing arm includes left arm and right arm, the left arm with the right arm is kept away from link mechanism's one end is equipped with left arm dog and right arm dog respectively, left arm dog with right arm dog connects left arm cylinder and right arm cylinder respectively, and the cylinder control dog reciprocates along the vertical direction of swing arm.
The swing mechanism can be an L-shaped swing arm, and the left stop block and the right stop block can be matched with the swing mechanism to horizontally rotate so as to enable the test door to be opened and closed in two directions.
Further, the top end of the door top is provided with a door top roller.
The arrangement of the door top roller can reduce the friction and the collision between the door top and the stop block, and the service life of the equipment is prolonged; when the stop block moves to the highest position, the stop block does not contact with the door top roller along with horizontal swing of the swing mechanism.
Further, the surfaces of the left arm stop block and the right arm stop block are provided with buffer layers.
The buffer layer has played the cushioning effect, and the friction and the collision of reducible door top and dog promote equipment life.
Further, the buffer layer is plastic or rubber.
The plastic or rubber has better buffer effect.
The automatic floor spring life tester at least comprises the following advantages:
the air cylinder is used as a driving device, the cost is relatively low, the double-arm device is adopted, the bidirectional opening function is realized, the structure of the equipment is simple, the operation is stable, the noise is low, the service life of the equipment is long, the maintenance is simple, and the cost is low.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Reference numbers and corresponding part names in the drawings:
1-main cylinder, 2-telescopic rod, 3-link mechanism, 4- 'L' -shaped swing arm, 5-door top, 51-door top roller, 6-left arm, 61-left arm cylinder, 62-left arm stop block, 7-right arm, 71-right arm cylinder, 72-right arm stop block, 8-frame, 9-test door, 10-base and 11-ground spring seat.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The automatic tester for the service life of the floor spring comprises a rack 8, a test door 9, a base 10 and a floor spring seat 11, wherein the rack 8 is fixed on the base 10, the test door 9 is movably fixed on the rack 8, the floor spring seat 11 is fixed on the base 10, the floor spring seat 11 is positioned at the bottom of the test door 9, the automatic tester also comprises a connecting rod mechanism 3 and a door top 5, the door top 5 is vertically arranged at the top of the test door 9, one end of the connecting rod mechanism 3 is connected with a driving device, the other end of the connecting rod mechanism 3 is connected with a swinging mechanism, the swinging mechanism is provided with a stop block, the stop block is connected with a stop block driving device, the driving device drives the swinging mechanism to horizontally swing through the connecting rod mechanism 3, the stop block driving device drives the stop block to vertically move up and down, and when the stop block moves to the lowest position, the stop block swings along with the swinging mechanism, the stop may contact the door top 5 and urge the test door 9 to rotate axially.
More specifically, the driving device comprises a main cylinder 1 and an expansion link 2, wherein one end of the expansion link 2 is sleeved on the main cylinder 1, and the other end of the expansion link 2 is connected with a link mechanism 3.
More specifically, the swing mechanism is an "L" type swing arm 4, the "L" type swing arm 4 includes a left arm 6 and a right arm 7, one end of the left arm 6 and one end of the right arm 7 far away from the link mechanism 3 are respectively provided with a left arm stopper 62 and a right arm stopper 72, the left arm stopper 62 and the right arm stopper 72 are respectively connected with a left arm cylinder 61 and a right arm cylinder 71, and the cylinder control stopper moves up and down along the vertical direction of the swing arm.
More specifically, the top end of the door top 5 is provided with a door top roller 51.
More specifically, the left arm stop 62 and the right arm stop 72 are superficially provided with cushioning layers.
More specifically, the buffer layer is plastic or rubber.
The principle of the utility model is that as shown in fig. 1, a floor spring is mounted on a floor spring seat 11, the floor spring seat 11 maintains a testing door 9 at an initial position, at this time, a telescopic rod 2 is in a fully extended state, a left arm stop 62 is positioned on one side of a door top roller 51 in a counterclockwise direction, the left arm stop 62 is positioned at a highest position in a vertical direction, then a main cylinder 1 controls the telescopic rod 2 to contract, an 'L' -shaped swing arm 4 swings clockwise, meanwhile, a left arm cylinder 61 controls the left arm stop 62 to move to the lowest position, the left arm stop 62 rotates clockwise to contact the door top roller 51 and pushes the testing door 9 to rotate clockwise until the telescopic rod 2 is fully contracted to reach a maximum rotation angle, then the left arm cylinder 61 controls the left arm stop 62 to move to the highest position, a right arm cylinder 71 controls the right arm stop 72 to move to the highest position, the testing door 9 returns to the initial position under the action of the floor spring, at this time, the right arm stopper 72 is positioned on the clockwise rotation direction side of the door top roller 51,
then main cylinder 1 controls telescopic link 2 to stretch out, "the 4 anticlockwise swings of L" type swing arm, right arm cylinder 71 controls right arm dog 72 to move to the lowest position simultaneously, right arm cylinder 71 anticlockwise rotates and contacts door top gyro wheel 51 and promotes test door 9 anticlockwise and rotates, until telescopic link 2 stretches out completely and reaches the maximum turned angle, then left arm cylinder 61 controls left arm dog 62 to move to the highest position, right arm cylinder 71 controls right arm dog 72 to move to the highest position, test door 9 gets back to the initial position again under the effect of floor spring, left arm dog 62 is located door top gyro wheel 51 anticlockwise one side this moment, accomplish the test of opening and close of a cycle doubly. The above work is repeated, and the repeated operation reaches the function of test floor spring life-span.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. The floor spring service life automatic tester comprises a rack (8), a test door (9), a base (10) and a floor spring seat (11), wherein the rack (8) is fixed on the base (10), the test door (9) is movably fixed on the rack (8), the floor spring seat (11) is fixed on the base (10), the floor spring seat (11) is positioned at the bottom of the test door (9), the floor spring seat is characterized by further comprising a connecting rod mechanism (3) and a door top (5), the door top (5) is vertically arranged at the top of the test door (9), one end of the connecting rod mechanism (3) is connected with a driving device, the other end of the connecting rod mechanism (3) is connected with a swinging mechanism, a stop block is arranged on the swinging mechanism and connected with a stop block driving device, and the driving device drives the swinging mechanism to horizontally swing through the connecting rod mechanism (3), the stop block driving device drives the stop block to vertically move up and down, and when the stop block moves to the lowest position, the stop block can contact the door top (5) and push the test door (9) to axially rotate along with the swinging of the swinging mechanism.
2. The automatic tester for floor spring service life according to claim 1, characterized in that the driving device comprises a main cylinder (1) and a telescopic rod (2), one end of the telescopic rod (2) is sleeved on the main cylinder (1), and the other end of the telescopic rod (2) is connected with a link mechanism (3).
3. The automatic floor spring life testing machine according to claim 1, wherein the swing mechanism is an "L" -shaped swing arm (4), the "L" -shaped swing arm (4) comprises a left arm (6) and a right arm (7), one ends of the left arm (6) and the right arm (7) far away from the link mechanism (3) are respectively provided with a left arm stop block (62) and a right arm stop block (72), the left arm stop block (62) and the right arm stop block (72) are respectively connected with a left arm cylinder (61) and a right arm cylinder (71), and the cylinders control the stop blocks to move up and down along the vertical direction of the swing arm.
4. The automatic floor spring life testing machine according to claim 1, wherein a door top roller (51) is provided on the top end of the door top (5).
5. The automatic floor spring life testing machine according to claim 3, wherein the left arm stopper (62) and the right arm stopper (72) are provided with buffer layers on the surfaces.
6. The automatic floor spring life testing machine of claim 5, wherein the buffer layer is plastic or rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022873755.6U CN214224492U (en) | 2020-12-04 | 2020-12-04 | Automatic tester for service life of floor spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022873755.6U CN214224492U (en) | 2020-12-04 | 2020-12-04 | Automatic tester for service life of floor spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214224492U true CN214224492U (en) | 2021-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022873755.6U Active CN214224492U (en) | 2020-12-04 | 2020-12-04 | Automatic tester for service life of floor spring |
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| CN (1) | CN214224492U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615687A (en) * | 2022-12-16 | 2023-01-17 | 临沭县旭坤五金制造有限公司 | Spring anti-fatigue testing machine |
-
2020
- 2020-12-04 CN CN202022873755.6U patent/CN214224492U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615687A (en) * | 2022-12-16 | 2023-01-17 | 临沭县旭坤五金制造有限公司 | Spring anti-fatigue testing machine |
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