CN110455472B - Spring production is with straining device who has buffering protective structure - Google Patents
Spring production is with straining device who has buffering protective structure Download PDFInfo
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- CN110455472B CN110455472B CN201910685951.XA CN201910685951A CN110455472B CN 110455472 B CN110455472 B CN 110455472B CN 201910685951 A CN201910685951 A CN 201910685951A CN 110455472 B CN110455472 B CN 110455472B
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- 230000003139 buffering effect Effects 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 title claims description 9
- 239000005341 toughened glass Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000000945 filler Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 18
- 238000009864 tensile test Methods 0.000 abstract description 13
- 238000007789 sealing Methods 0.000 description 29
- 238000001514 detection method Methods 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
- G01M5/005—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress by means of external apparatus, e.g. test benches or portable test systems
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a stretching mechanism with a buffering protection structure for spring production, which relates to the technical field of spring production, in particular to a base and a box body, wherein a support is fixed above the base, a connecting turntable is arranged on the front surface of the support, a back plate is connected on the front surface of the connecting turntable, sliding chutes are arranged on the upper side and the lower side of the box body, the box body is positioned on the front surface of the back plate, a sliding door is arranged on the inner side of each sliding chute, a transparent toughened glass window is arranged in the middle of the sliding door, a handle is arranged on the front surface of the sliding door, a fixing frame is arranged on the inner side of the box body, the stretching mechanism with the buffering protection structure can be used for spring production, the main test structure of the device is arranged in the box body, the back plate on the back surface of the box body can rotate on the, the spring vertically placed in the box body is also inclined along with the box body, so that the spring can be conveniently subjected to tensile tests at different inclination angles.
Description
Technical Field
The invention relates to the technical field of spring production, in particular to a stretching mechanism with a buffering protection structure for spring production.
Background
The spring is a mechanical part which works by utilizing elasticity, the part made of elastic materials deforms under the action of external force and restores to the original shape after the external force is removed, and because the spring generally collects larger energy in working, when the mass of the spring is not over or exceeds the working limit of the spring, the spring is easy to crack, deform and damage instantly and is dangerous, so that after the spring is produced, a tensile or compression test is generally required to detect the structural strength and the working performance of the spring.
General tensile detection mechanism of spring is open structure, and when carrying out spring tensile test, the spring bursts apart to the device outside easily, injures the user equipment, and the security is lower, and ordinary tensile detection device of spring generally is vertical structure moreover, can only carry out the spring test of vertical direction, and detection range is less, uses the flexibility lower, and the tensile detection device of spring does not possess buffer structure simultaneously, when the spring test bursts apart, leads to the device to damage easily.
Although the spring part repeatedly stretching device disclosed in chinese patent application publication No. CN106197991A is provided with a fixing plate and a load plate for fixing both ends of a spring, and a plurality of springs can be tested at the same time, so that the test result is more accurate, the stretching device needs to place a heavy object with a certain weight into a load groove on the load plate for detection, and has the disadvantages of low numerical accuracy, excessively simple structure and inconvenience in adjustment.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a stretching mechanism with a buffering protection structure for spring production, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a stretching mechanism with a buffering protection structure for spring production comprises a base and a box body, wherein a support is fixed above the base, a connecting turntable is installed on the front surface of the support, the front surface of the connecting turntable is connected with a back plate, sliding grooves are formed in the upper side and the lower side of the box body, the box body is located on the front surface of the back plate, a sliding door is installed on the inner side of each sliding groove, a transparent toughened glass window is arranged in the middle of each sliding door, a handle is installed on the front surface of each sliding door, a fixing frame is installed on the inner side of the box body, an upper pull ring is arranged below the fixing frame, a stretching translation mechanism is arranged in the middle of the fixing frame, a hydraulic buffering mechanism is connected above the stretching translation mechanism, a water tank is connected above the hydraulic buffering mechanism, a water filling opening is formed in the top of the water, and the right side of the power stretching mechanism is connected with a connecting shaft, and a handle is arranged on the outer side of the connecting shaft.
Optionally, the back plate is rotatably connected with the support through a connecting turntable, and a horizontal center line of the connecting turntable and a horizontal center line of the back plate are located on the same straight line.
Optionally, the sliding chutes are symmetrical with respect to a horizontal center line of the sliding door, and the horizontal center lines of the sliding chutes are parallel to each other.
Optionally, the translation door is connected with the box body in a sliding mode through a sliding groove, and the translation door is matched with the box body in size.
Optionally, tensile translation mechanism includes stand, sliding sleeve, slide, tensiometer and pull-down ring, and the outside nestification of stand installs the sliding sleeve, the intermediate junction of sliding sleeve has the slide, and is fixed with the tensiometer in the middle of the slide, the top of tensiometer is connected with pull-down ring.
Optionally, the vertical central line of the sliding sleeve and the vertical central line of the upright post are positioned on the same straight line, and the sliding sleeve and the upright post are identical in size.
Optionally, the hydraulic buffer mechanism includes a first sealing pipe, a second sealing pipe, a piston and a piston push rod, the second sealing pipe is nested in the inner side of the first sealing pipe, the piston is nested in the inner side of the second sealing pipe, and the piston push rod is connected below the piston.
Optionally, the first sealing tube and the second sealing tube are identical in size, and the second sealing tube and the piston are identical in size.
Optionally, the power stretching mechanism includes central pivot, goes up fluted disc, chain, connecting seat and lower fluted disc, and the outside of central pivot is connected with the fluted disc, go up the outside of fluted disc and install the chain, and the centre of chain is fixed with the connecting seat, the bottom of chain is connected with lower fluted disc.
Optionally, the upper fluted disc is symmetrical about a vertical central line of the central rotating shaft, and the upper fluted disc is matched with the chain in size.
The invention provides a stretching mechanism with a buffering protection structure for spring production, which has the following beneficial effects:
1. this spring production is with straining device who has buffering protective structure, can carry out tensile test to the spring, the main test structure of device is installed in the box, and the backplate at the box back can rotate on the support through connecting the carousel, thereby adjust the inclination of box, the box slope is also followed to the vertical spring of laying in the box, be convenient for carry out the tensile test under the different inclination to the spring, extension device's test range, the test accuracy of improvement device, be favorable to improving the functional and the use flexibility of device.
2. This spring production is with tensile mechanism who has buffering protective structure, can carry out tensile test to the spring, the main test structure of device is installed in the box, the box openly is provided with the opening, be convenient for operate the inside of box, the box can seal through the translation door, the translation door can slide in the box through the spout, thereby open and close the box, and the size is identical between translation door and the box, be convenient for keep the seal of box, it is outside to burst to the device when preventing the spring test, be favorable to improving the security of device.
3. This spring production is with straining device who has buffering protective structure, carry out tensile test work to the spring through tensile translation mechanism, the device is provided with fixed last pull ring, and lower pull ring is connected with the slide through the tensiometer, be convenient for detect and show the pulling force of spring through the tensiometer, removal through the slide, can carry out tensile test to the spring of fixing between last pull ring and lower pull ring, the slide can be through the sliding sleeve parallel translation on the stand, the size is identical between sliding sleeve and the stand, be convenient for keep the stability that the slide removed, and be parallel to each other between the stand, be convenient for keep the horizontality that the slide removed, be favorable to improving the stability and the measuring accuracy of device.
4. The spring production uses the stretching mechanism with the buffer protection structure, the hydraulic buffer mechanism is used for buffering, when the spring is tested to crack, the sliding seat loses balance to damage the device, the hydraulic buffer mechanism mainly performs buffer work through incompressibility of water, a water tank is connected above a first sealing pipe of the hydraulic buffer mechanism and can draw water from the water tank, so that the first sealing pipe and a second sealing pipe are filled with water, because the water is difficult to compress and can completely transfer pressure, when the slide seat is unbalanced and rapidly moves upwards, the piston push rod and the piston can be driven to move in the second sealing pipe, the water is discharged through the first sealing pipe, and the piston can bear larger resistance under the atmospheric pressure of the water surface in the water tank, thereby hindering piston push rod and slide to remove fast, reducing the translation rate of slide, buffering work is favorable to improving the security of device.
5. This spring production is with straining device who has buffering protective structure, pull tensile translation mechanism through power straining device and carry out tensile test work to the spring, power straining device pulls tensile translation mechanism through the chain, the chain passes through connecting seat and sliding sleeve fixed connection, it drives the chain removal to go up fluted disc and lower fluted disc through rotating, thereby it removes to drive the sliding sleeve, go up the fluted disc, size cooperatees between lower fluted disc and the chain, be convenient for improve the steadiness of device structure, it removes to drive tensile translation mechanism through the chain, can keep chain and tensile translation mechanism synchronous motion, be favorable to improving the convenience that the device adjusted and used.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the case of the present invention;
FIG. 3 is a schematic view of the back structure of the case of the present invention;
FIG. 4 is a schematic structural view of a stretching translation mechanism according to the present invention;
FIG. 5 is a schematic structural view of a hydraulic buffer mechanism according to the present invention;
FIG. 6 is a schematic structural diagram of a power stretching mechanism according to the present invention.
In the figure: 1. a base; 2. a support; 3. connecting the rotary table; 4. a back plate; 5. a box body; 6. a chute; 7. a sliding door; 8. a transparent toughened glass window; 9. a handle; 10. a fixed mount; 11. an upper pull ring; 12. a stretching translation mechanism; 1201. a column; 1202. a sliding sleeve; 1203. a slide base; 1204. a tension meter; 1205. a pull ring is arranged; 13. a hydraulic buffer mechanism; 1301. a first seal tube; 1302. a second sealed tube; 1303. a piston; 1304. a piston push rod; 14. a water tank; 15. a water filling port; 16. a power stretching mechanism; 1601. a central rotating shaft; 1602. an upper fluted disc; 1603. a chain; 1604. a connecting seat; 1605. a lower fluted disc; 17. a connecting shaft; 18. a handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus are not to be construed as limiting the present invention, and furthermore, the terms "first", "second", "third", and the like are only used for descriptive purposes and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meaning of the above terms in the present invention in specific situations.
Referring to fig. 1 to 6, the present invention provides a technical solution: a spring production is with tensile mechanism that has buffering protective structure, including base 1 and box 5, be fixed with support 2 above base 1, and the front of support 2 is installed and is connected carousel 3, the front of connecting carousel 3 is connected with backplate 4, the upper and lower both sides of box 5 all are provided with spout 6, and box 5 is located the front of backplate 4, backplate 4 rotates with support 2 through connecting carousel 3 and is connected, and the horizontal central line of connecting carousel 3 and the horizontal central line of backplate 4 are located the same straight line, the device can carry out tensile test to the spring, the main test structure of device is installed in box 5, and backplate 4 at the box 5 back can rotate on support 2 through connecting carousel 3, thereby adjust the inclination of box 5, the spring of laying vertically in box 5 also follows box 5 slope, be convenient for carry out tensile test under the different inclination to the spring, the test range of the device is expanded, the test accuracy of the device is improved, and the functionality and the use flexibility of the device are improved;
the inner side of the sliding chute 6 is provided with a sliding door 7, the middle of the sliding door 7 is provided with a transparent toughened glass window 8, the front side of the sliding door 7 is provided with a handle 9, the sliding chutes 6 are symmetrical about the horizontal central line of the sliding door 7, the horizontal central lines of the sliding chutes 6 are parallel to each other, the sliding door 7 is in sliding connection with the box body 5 through the sliding chutes 6, the sliding door 7 is matched with the box body 5 in size, the device can perform tensile test on a spring, the main test structure of the device is installed in the box body 5, the front side of the box body 5 is provided with an opening, the operation on the inner part of the box body 5 is convenient, the box body 5 can be sealed through the sliding door 7, the sliding door 7 can slide in the box body 5 through the sliding chutes 6, so as to open and close the box body 5, the size between the sliding door 7 and the box body 5 is matched, the safety of the device is improved;
the inner side of the box body 5 is provided with a fixed frame 10, an upper pull ring 11 is arranged below the fixed frame 10, a stretching translation mechanism 12 is arranged in the middle of the fixed frame 10, a hydraulic buffer mechanism 13 is connected above the stretching translation mechanism 12, a water tank 14 is connected above the hydraulic buffer mechanism 13, the stretching translation mechanism 12 comprises an upright 1201, a sliding sleeve 1202, a sliding base 1203, a tension meter 1204 and a lower pull ring 1205, the sliding sleeve 1202 is nested outside the upright 1201, the sliding base 1203 is connected in the middle of the sliding sleeve 1202, the tension meter 1204 is fixed in the middle of the sliding base 1203, the lower pull ring 1205 is connected above the tension meter 1204, the vertical central line of the sliding sleeve 1202 and the vertical central line of the upright 1201 are positioned on the same straight line, the size between the sliding sleeve 1202 and the upright 1201 is matched, the device is provided with the fixed upper pull ring 11, the lower pull ring 1205 is connected with the sliding base 1203 through the tension meter 1204, and detection and display of the, through the movement of the sliding seat 1203, a spring fixed between the upper pull ring 11 and the lower pull ring 1205 can be subjected to tensile test, the sliding seat 1203 can move on the upright column 1201 in parallel through the sliding sleeve 1202, the sliding sleeve 1202 and the upright column 1201 are identical in size, so that the moving stability of the sliding seat 1203 is convenient to maintain, the upright columns 1201 are parallel to each other, the moving horizontality of the sliding seat 1203 is convenient to maintain, and the stability and the test precision of the device are improved;
the top of the water tank 14 is provided with a water filling port 15, the hydraulic buffer mechanism 13 comprises a first sealing pipe 1301, a second sealing pipe 1302, a piston 1303 and a piston push rod 1304, the second sealing pipe 1302 is nested inside the first sealing pipe 1301, the piston 1303 is nested inside the second sealing pipe 1302, the piston 1303 is connected below the piston 1303, the first sealing pipe 1301 and the second sealing pipe 1302 are matched in size, the second sealing pipe 1302 and the piston 1303 are matched in size, the device performs buffer work through the hydraulic buffer mechanism 13, the device is prevented from being damaged due to unbalance of a sliding seat 1203 when a spring is tested and cracked, the hydraulic buffer mechanism 13 performs buffer work mainly through incompressibility of water, the water tank 14 is connected above the first sealing pipe 1301 of the hydraulic buffer mechanism 13 and can suck water from the water tank 14, so that the first sealing pipe 1301 and the second sealing pipe 1302 are filled with water, because water is difficult to compress and can completely transfer pressure, when the sliding seat 1203 is unbalanced and moves upwards quickly, the piston push rod 1304 and the piston 1303 can be driven to move in the second sealing pipe 1302, water is discharged through the first sealing pipe 1301 and is subjected to atmospheric pressure of the water surface in the water tank 14, and the piston 1303 can be subjected to large resistance, so that the piston push rod 1304 and the sliding seat 1203 are prevented from moving quickly, the moving speed of the sliding seat 1203 is reduced, buffering work is performed, and the safety of the device is improved;
a power stretching mechanism 16 is arranged on the outer side of the stretching translation mechanism 12, a connecting shaft 17 is connected to the right side of the power stretching mechanism 16, the power stretching mechanism 16 comprises a central rotating shaft 1601, an upper toothed disc 1602, a chain 1603, a connecting seat 1604 and a lower toothed disc 1605, the outer side of the central rotating shaft 1601 is connected with the upper toothed disc 1602, the outer side of the upper toothed disc 1602 is provided with the chain 1603, the connecting seat 1604 is fixed in the middle of the chain 1603, the lower toothed disc 1605 is connected to the bottom end of the chain 1603, the upper toothed disc 1602 is symmetrical with respect to the vertical central line of the central rotating shaft 1601, the upper toothed disc 1602 and the chain 1603 are matched in size, the device pulls the stretching translation mechanism 12 through the power stretching mechanism 16 to stretch the spring, the power stretching mechanism 16 pulls the stretching translation mechanism 12 through the chain 1603, the chain 1603 is fixedly connected with the sliding sleeve 1202 through the connecting seat 1604, the chain 1603 drives the chain 1603, thereby drive the sliding sleeve 1202 and remove, go up tooth dish 1602, size cooperatees between tooth dish 1605 and the chain 1603 down, is convenient for improve the steadiness of device structure, drives tensile translation mechanism 12 through chain 1603 and removes, can keep chain 1603 and tensile translation mechanism 12 synchronous motion, is favorable to improving the convenience that the device adjusted and used, and the outside of connecting axle 17 is provided with handle 18.
In summary, in the stretching mechanism with the buffering protection structure for spring production, when in use, the sliding door 7 slides in the box body 5 through the sliding groove 6, so as to open the box body 5, then the spring to be subjected to the stretching test is fixed between the upper pull ring 11 and the lower pull ring 1205, then the sliding door 7 slides in the box body 5 through the sliding groove 6, so as to close the box body 5, keep the tightness of the box body 5, and prevent the spring from bursting out of the device during the testing, the box body 5 can rotate on the support 2 through the connecting turntable 3, so as to adjust the inclination angle of the box body 5, the spring vertically placed in the box body 5 also tilts along with the box body 5, so as to perform the stretching test on the spring at different inclination angles, after the installation, fixation and adjustment are completed, the connecting shaft 17 is rotated through the handle 18, the connecting shaft 17 drives the lower fluted disc 1605 to rotate, and the chain 1603 moves on, the chain 1603 is fixedly connected with the sliding sleeve 1202 through the connecting seat 1604 to drive the sliding sleeve 1202 to move downwards, so that the sliding seat 1203 connected with the middle of the sliding sleeve 1202 is driven to move, the lower end of the spring is connected on the lower pull ring 1205, the lower pull ring 1205 is connected with the sliding seat 1203 through the tension meter 1204, the tension of the spring is detected and displayed through the tension meter 1204, the distance between the upper pull ring 11 and the lower pull ring 1205 is increased, the spring connected between the upper pull ring 11 and the lower pull ring 1205 is stretched, so that a test is carried out, the device performs buffering work through the hydraulic buffering mechanism 13, when the spring is tested to crack, the sliding seat 1203 loses balance to damage the device, the water tank 14 is connected above the first sealing pipe 1301 of the hydraulic buffering mechanism 13, water can be sucked from the water tank 14, so that the first sealing pipe 1301 and the second sealing pipe 1302 are filled with water, pressure can be completely transferred due to the difficulty in compression, when the, when slide 1203 unbalance moves rapidly, can drive piston push rod 1304 and piston 1303 and remove in second sealed tube 1302, discharge water through first sealed tube 1301, receive the atmospheric pressure of surface of water in the water tank 14, piston 1303 can receive great resistance, thereby obstruct piston push rod 1304 and slide 1203 and move rapidly, reduce the translation rate of slide 1203, carry out cushioning work, just so accomplished whole spring production with the use that has the extension mechanism of buffering protective structure.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a spring production is with tensile mechanism who has buffering protective structure, includes base (1) and box (5), its characterized in that: the improved water-saving box is characterized in that a support (2) is fixed above the base (1), a connecting turntable (3) is installed on the front side of the support (2), a back plate (4) is connected on the front side of the connecting turntable (3), sliding grooves (6) are formed in the upper side and the lower side of the box body (5), the box body (5) is located on the front side of the back plate (4), a sliding door (7) is installed on the inner side of each sliding groove (6), a transparent tempered glass window (8) is arranged in the middle of each sliding door (7), a handle (9) is installed on the front side of each sliding door (7), a fixing frame (10) is installed on the inner side of the box body (5), an upper pull ring (11) is arranged below the fixing frame (10), a stretching translation mechanism (12) is arranged in the middle of the fixing frame (10), a hydraulic buffer mechanism (13) is connected above the stretching translation mechanism (12), and, the top of water tank (14) is provided with filler (15), the outside of tensile translation mechanism (12) is provided with power stretching mechanism (16), and the right side of power stretching mechanism (16) is connected with connecting axle (17), the outside of connecting axle (17) is provided with handle (18), hydraulic buffer gear (13) are including first sealed tube (1301), second sealed tube (1302), piston (1303) and piston push rod (1304), and the inboard nested second sealed tube (1302) of installing of first sealed tube (1301), piston (1303) are installed to the inboard nested piston (1303) of installing of second sealed tube (1302), and the below of piston (1303) is connected with piston push rod (1304), the size is identical between first sealed tube (1301) and second sealed tube (1302), and the size is identical between second sealed tube (1302) and piston (1303).
2. The stretching mechanism with the buffering protection structure for spring production according to claim 1, wherein: the back plate (4) is rotatably connected with the support (2) through the connecting turntable (3), and the horizontal center line of the connecting turntable (3) and the horizontal center line of the back plate (4) are positioned on the same straight line.
3. The stretching mechanism with the buffering protection structure for spring production according to claim 1, wherein: the sliding chutes (6) are symmetrical about the horizontal central line of the translation door (7), and the horizontal central lines of the sliding chutes (6) are parallel to each other.
4. The stretching mechanism with the buffering protection structure for spring production according to claim 1, wherein: the sliding door (7) is connected with the box body (5) in a sliding mode through the sliding groove (6), and the sliding door (7) is matched with the box body (5) in size.
5. The stretching mechanism with the buffering protection structure for spring production according to claim 1, wherein: tensile translation mechanism (12) include stand (1201), sliding sleeve (1202), slide (1203), tensiometer (1204) and pull down ring (1205), and sliding sleeve (1202) are installed to the outside nestification of stand (1201), the intermediate junction of sliding sleeve (1202) has slide (1203), and is fixed with tensiometer (1204) in the middle of slide (1203), the top of tensiometer (1204) is connected with pull down ring (1205).
6. The stretching mechanism with the buffering protection structure for producing the spring as claimed in claim 5, wherein: the vertical central line of the sliding sleeve (1202) and the vertical central line of the upright post (1201) are positioned on the same straight line, and the sliding sleeve (1202) and the upright post (1201) are matched in size.
7. The stretching mechanism with the buffering protection structure for spring production according to claim 1, wherein: power tension mechanism (16) include central pivot (1601), go up fluted disc (1602), chain (1603), connecting seat (1604) and lower fluted disc (1605), and the outside of central pivot (1601) is connected with fluted disc (1602), chain (1603) are installed in the outside of going up fluted disc (1602), and the centre of chain (1603) is fixed with connecting seat (1604), the bottom of chain (1603) is connected with lower fluted disc (1605).
8. The stretching mechanism with the buffering protection structure for producing the spring as claimed in claim 7, wherein: the upper toothed disc (1602) is symmetrical with respect to a vertical central line of the central rotating shaft (1601), and the upper toothed disc (1602) is matched with the chain (1603) in size.
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| CN201910685951.XA CN110455472B (en) | 2019-07-28 | 2019-07-28 | Spring production is with straining device who has buffering protective structure |
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| CN112284446B (en) * | 2020-10-12 | 2022-11-01 | 中电装备山东电子有限公司 | Testing device for reliability of power distribution and utilization real environment |
| CN112683661B (en) * | 2021-01-11 | 2023-04-07 | 武汉国量仪器有限公司 | Multi-angle automatic alignment tensile testing machine |
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| CN103727162B (en) * | 2013-12-30 | 2015-08-05 | 中国人民解放军海军工程大学 | Gas-liquid manifold type shock isolating apparatus |
| CN204284287U (en) * | 2014-12-10 | 2015-04-22 | 中国人民解放军总参谋部工程兵科研三所 | A kind of Effective Anti qi of chong channel ascending adversely liquid composite buffer |
| CN205677887U (en) * | 2016-06-03 | 2016-11-09 | 中铁十二局集团第一工程有限公司 | Siphon pipe Water hammer damper |
| CN207197933U (en) * | 2017-08-18 | 2018-04-06 | 重庆高铁计量检测有限公司 | A kind of tensile testing machine |
| CN207502281U (en) * | 2017-11-27 | 2018-06-15 | 宁波市新铭建设工程测试有限公司 | A kind of universal testing machine with protective device |
| CN208736745U (en) * | 2018-08-03 | 2019-04-12 | 福州外语外贸学院 | A kind of material stretch test machine with safeguard function |
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Effective date of registration: 20231220 Address after: 230031 b-1018, business office building, Woye garden, No. 81, Ganquan Road, Shushan District, Hefei City, Anhui Province Patentee after: HEFEI WISDOM DRAGON MACHINERY DESIGN Co.,Ltd. Address before: No.19, Xuefu Avenue, Nan'an District, Chongqing, 400000 Patentee before: CHONGQING TECHNOLOGY AND BUSINESS University |