CN113237626A - Wear-resistant steel ball falling impact composite testing machine - Google Patents
Wear-resistant steel ball falling impact composite testing machine Download PDFInfo
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- CN113237626A CN113237626A CN202110538240.7A CN202110538240A CN113237626A CN 113237626 A CN113237626 A CN 113237626A CN 202110538240 A CN202110538240 A CN 202110538240A CN 113237626 A CN113237626 A CN 113237626A
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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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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Abstract
The invention discloses a wear-resistant steel ball falling impact composite testing machine, which relates to the technical field of wear-resistant steel ball tests and comprises a mounting seat, a supporting mechanism, an angle adjusting mechanism, a workpiece placing assembly, a steel ball track mechanism and an energy storage assembly; the supporting mechanism is fixed at the bottom of the mounting seat; the angle adjusting mechanism is arranged on one side of the mounting seat far away from the supporting mechanism; the workpiece placing assembly is arranged on the angle adjusting mechanism and comprises a first moving mechanism, a second moving mechanism and a clamping mechanism; the steel ball track mechanism is fixed on the angle adjusting mechanism; the energy storage assembly is fixed on the mounting seat and comprises a firing mechanism, a transmission mechanism and a one-way rotating mechanism.
Description
Technical Field
The invention relates to the technical field of wear-resistant steel ball tests, in particular to a wear-resistant steel ball falling impact composite testing machine.
Background
The wear-resistant steel ball is also called as a wear-resistant medium for a grinder, is a consumable, is mainly used for grinding materials to enable the materials to be ground to be finer so as to reach the use standard, is mainly used in the fields of mines, power plants, cement plants, steel plants, silica sand plants, coal chemical industry and the like, and can also be used for carrying out impact tests on workpieces to be tested.
Among the prior art, there is the testing machine to the antifriction steel ball falls, through the simulation to the impact to test cell-phone screen part (including screen and display driver part) to the resistance to external force impact, also have the testing machine to the antifriction steel ball striking simultaneously, can adjust striking speed, but prior art can not realize falling the antifriction steel ball and the function complex of striking on a testing machine, can lead to the waste of manpower and materials resources like this, can reduce test efficiency simultaneously, so prior art has great improvement space.
Disclosure of Invention
The invention provides a wear-resistant steel ball falling impact composite testing machine, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a wear-resistant steel ball falling impact composite testing machine is characterized by comprising a mounting seat, an angle adjusting mechanism, a workpiece placing assembly, a steel ball track mechanism and an energy storage assembly;
the angle adjusting mechanism is arranged on the mounting seat and used for adjusting the angle between the steel ball track mechanism and the horizontal plane;
the workpiece placing assembly is arranged on the angle adjusting mechanism and used for adjusting and fixing the position of the workpiece;
the steel ball track mechanism is fixed on the angle adjusting mechanism and used for limiting the motion track of the wear-resistant steel ball;
the energy storage component is fixed on the mounting seat and comprises a firing mechanism, a transmission mechanism and a one-way rotating mechanism, the firing mechanism is used for firing the wear-resistant steel balls on the steel ball track mechanism, the transmission mechanism is used for driving the firing mechanism to move for energy storage, and the one-way rotating mechanism is used for performing one-way limiting on the rotation of the transmission mechanism.
As a preferred technical scheme, the bottom of the mounting seat is fixedly connected with the supporting mechanism, the supporting mechanism comprises a threaded sleeve, the threaded sleeve is fixedly connected with the mounting seat, a first threaded rod is connected with the threaded sleeve in a threaded mode, one end, far away from the mounting seat, of the first threaded rod is rotatably connected with the supporting block, and the side edge of the first threaded rod is fixedly connected with the supporting and adjusting handle.
As a preferred technical scheme of the invention, the angle adjusting mechanism comprises a first adjusting fixing plate and a second adjusting fixing plate, the first adjusting fixing plate is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a second threaded rod, the second threaded rod is rotatably connected with the second adjusting fixing plate, the second threaded rod is rotatably connected with an angle adjusting block, one side, far away from the mounting seat, of the second adjusting fixing plate is fixedly connected with a first rotating seat, the first rotating seat is rotatably connected with an angle adjusting plate, the angle adjusting plate is fixedly connected with a second rotating seat, the second rotating seat is rotatably connected with an angle adjusting rod, one end, far away from the second rotating seat, of the angle adjusting rod is rotatably connected with a third rotating seat, and the third rotating seat is fixedly connected with the angle adjusting block.
As a preferred technical solution of the present invention, the workpiece placing assembly includes a first moving mechanism, a second moving mechanism and a clamping mechanism, the second moving mechanism is fixed on the first moving mechanism, and the clamping mechanism is fixed on the second moving mechanism.
As a preferred technical scheme of the invention, the first moving mechanism comprises a fixed frame, the fixed frame is fixedly connected with an angle adjusting plate, a first sliding rod is fixedly connected in the fixed frame, the first sliding rod is slidably connected with a first sliding block, and the first sliding block is in threaded connection with a first bolt.
As a preferable technical scheme of the invention, the second moving mechanism comprises a moving bottom plate, one side of the moving bottom plate, which is far away from the first sliding block, is fixedly connected with sliding rod fixing plates, a second sliding rod is fixedly connected between the sliding rod fixing plates, the second sliding rod is slidably connected with the second sliding block, and the second sliding block is in threaded connection with a second bolt.
According to a preferred technical scheme, the steel ball track mechanism comprises a steel rail fixing plate, the steel rail fixing plate is fixedly connected with a steel rail, a stop lever is arranged on the steel rail, one end, far away from a workpiece placing assembly, of the steel rail is fixedly connected with a first speed acceleration sensor, and one end, close to the workpiece placing assembly, of the steel rail is fixedly connected with a second speed acceleration sensor.
As a preferred technical scheme, the firing mechanism comprises a firing fixing plate, the firing fixing plate is fixedly connected with a first elastic piece, one end, far away from the firing fixing plate, of the first elastic piece is fixedly connected with an elastic piece fixing plate, one side, close to the firing fixing plate, of the elastic piece fixing plate is fixedly connected with a firing rod, and the firing rod penetrates through the firing fixing plate.
As a preferred technical scheme of the invention, the transmission mechanism comprises a rack, the rack is fixedly connected with the firing rod, the rack is meshed with a gear, the gear is coaxially and fixedly connected with a gear shaft, and the gear shaft is fixedly connected with a rotating handle.
According to a preferable technical scheme of the invention, the one-way rotating mechanism comprises a rotating wheel, the rotating wheel is coaxially and fixedly connected with a gear shaft, the rotating wheel is fixedly connected with a plurality of fourth rotating seats, the fourth rotating seats are rotatably connected with pawls, a second elastic part is fixedly connected between the pawls and the rotating wheel, a trigger fixing plate is fixedly connected with a ratchet fixing plate, the ratchet fixing plate fixes a ratchet ring, and the inner side of the ratchet ring is fixedly connected with a ratchet.
The invention has the following advantages: the angle adjusting mechanism is arranged to adjust the angle of the steel ball track mechanism, so that the working state of the testing machine is controlled, namely the steel ball track mechanism is in a drop test state or an impact test state, the wear-resistant steel ball impacts a workpiece clamped on the workpiece placing assembly through the steel ball track mechanism, and the energy storage assembly can accurately control the force applied to the wear-resistant steel ball in the impact state, namely the energy storage of the firing mechanism is realized through the transmission mechanism and the unidirectional rotation mechanism, so that the impact of different speed accelerations is realized, and the efficiency of the drop and impact integrated test of the wear-resistant steel ball is improved.
Drawings
Fig. 1 is a schematic structural diagram of a wear-resistant steel ball falling impact composite testing machine.
Fig. 2 is a structural schematic diagram of a second visual angle of the wear-resistant steel ball falling impact composite testing machine.
Fig. 3 is a sectional view of a ratchet mechanism in the wear-resistant steel ball falling impact composite testing machine.
In the figure: 1. a mounting seat; 2. a support mechanism; 201. a threaded sleeve; 202. a first threaded rod; 203. a support block; 204. a support adjustment handle; 3. an angle adjusting mechanism; 301. a first adjusting fixing plate; 302. a second adjusting fixing plate; 303. a motor; 304. a second threaded rod; 305. an angle adjusting block; 306. a first rotating base; 307. an angle adjusting plate; 308. a second rotating base; 309. an angle adjusting rod; 310. a third rotating base; 4. a first moving mechanism; 401. a fixing frame; 402. a first slide bar; 403. a first slider; 404. a first bolt; 5. a second moving mechanism; 501. moving the base plate; 502. a slide bar fixing plate; 503. a second slide bar; 504. a second slider; 505. a second bolt; 6. a clamping mechanism; 601. a clamping frame; 602. a third bolt; 603. a clamping plate; 7. a steel ball track mechanism; 701. a steel rail fixing plate; 702. a steel rail; 703. a stop lever; 704. a first velocity acceleration sensor; 705. a second speed acceleration sensor; 8. a firing mechanism; 801. a fixed plate is fired; 802. a first elastic member; 803. an elastic member fixing plate; 804. a firing bar; 9. a transmission mechanism; 901. a rack; 902. a gear; 903. a gear shaft; 904. rotating the handle; 10. a unidirectional rotation mechanism; 1001. a rotating wheel; 1002. a fourth rotating base; 1003. a pawl; 1004. a second elastic member; 1005. a ratchet ring; 1006. a ratchet wheel; 1007. a ratchet wheel fixing plate.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but 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, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, a wear-resistant steel ball falling impact composite testing machine is characterized by comprising a mounting base 1, an angle adjusting mechanism 3, a workpiece placing component, a steel ball track mechanism 7 and an energy storage component;
the angle adjusting mechanism 3 is installed on the installation seat 1, the angle adjusting mechanism 3 comprises a first adjusting fixing plate 301 and a second adjusting fixing plate 302, the first adjusting fixing plate 301 is fixedly connected with a motor 303, an output shaft of the motor 303 is fixedly connected with a second threaded rod 304, the second threaded rod 304 is rotatably connected with the second adjusting fixing plate 302, the second threaded rod 304 is rotatably connected with an angle adjusting block 305, one side of the second adjusting fixing plate 302, far away from the installation seat 1, is fixedly connected with a first rotating seat 306, the first rotating seat 306 is rotatably connected with an angle adjusting plate 307, the angle adjusting plate 307 is fixedly connected with a second rotating seat 308, the second rotating seat 308 is rotatably connected with an angle adjusting rod 309, one end, far away from the second rotating seat 308, of the angle adjusting rod 309 is rotatably connected with a third rotating seat 310, and the third rotating seat 310 is fixedly connected with the angle adjusting block 305.
Specifically, to turn on the motor 303, the output shaft of the motor 303 rotates to drive the second threaded rod 304 to rotate, thereby driving the angle adjusting block 305 to move along the second threaded rod 304, and at this time, the angle adjusting plate 307 rotates around the first rotating base 306, so as to control the angle of the adjusting track 702.
The workpiece placing assembly is arranged on the angle adjusting mechanism 3 and comprises a first moving mechanism 4, a second moving mechanism 5 and a clamping mechanism 6, the second moving mechanism 5 is fixed on the first moving mechanism 4, and the clamping mechanism 6 is fixed on the second moving mechanism 5.
The first moving mechanism 4 comprises a fixed frame 401, the fixed frame 401 is fixedly connected with an angle adjusting plate 307, a first slide bar 402 is fixedly connected in the fixed frame 401, the first slide bar 402 is slidably connected with a first slide block 403, and the first slide block 403 is in threaded connection with a first bolt 404.
The second moving mechanism 5 comprises a moving bottom plate 501, a side of the moving bottom plate 501, which is far away from the first slider 404, is fixedly connected with slide bar fixing plates 502, a second slide bar 503 is fixedly connected between the slide bar fixing plates 502, the second slide bar 503 is slidably connected with a second slider 504, and the second slider 504 is in threaded connection with a second bolt 505.
Specifically, the clamping mechanism 6 includes a clamping frame 601, the clamping frame 601 is screwed with two third bolts 602, and one end of the third bolts 602 located in the clamping frame 601 is rotatably connected with a clamping plate 603.
The energy storage component is fixed on the mounting seat 1 and comprises a firing mechanism 8, a transmission mechanism 9 and a one-way rotating mechanism 10, the transmission mechanism 9 is used for driving the firing mechanism 8 to move for energy storage, and the one-way rotating mechanism 10 is used for performing one-way limiting on the rotation of the transmission mechanism 9.
The steel ball track mechanism 7 comprises two steel rail fixing plates 701, the two steel rail fixing plates 701 are arranged, the steel rail fixing plates 701 are fixedly connected with steel rails 702, stop rods 703 are arranged on the steel rails 702, one ends, far away from the workpiece placing assembly, of the steel rails 702 are fixedly connected with first speed acceleration sensors 704, and one ends, close to the workpiece placing assembly, of the steel rails 702 are fixedly connected with second speed acceleration sensors 705.
When a drop test is carried out, the wear-resistant steel ball is placed in the steel rail 702, then a workpiece to be tested is placed under the steel rail 702 through the first moving mechanism 4 and the second moving mechanism 5, the stop lever 703 is pulled away, at this time, the wear-resistant steel ball falls under the action of gravity, the initial speed and the acceleration of the wear-resistant steel ball are recorded through the first speed acceleration sensor 704, the terminal speed and the acceleration of the wear-resistant steel ball are recorded through the second speed acceleration sensor 705, and the drop test is completed.
The firing mechanism 8 comprises a firing fixing plate 801, the firing fixing plate 801 is fixedly connected with a first elastic piece 802, one end, far away from the firing fixing plate 801, of the first elastic piece 802 is fixedly connected with an elastic piece fixing plate 803, one side, close to the firing fixing plate 801, of the elastic piece fixing plate 803 is fixedly connected with a firing rod 804, and the firing rod 804 penetrates through the firing fixing plate 801. The transmission mechanism 9 comprises a rack 901, the rack 901 is fixedly connected with the firing rod 804, the rack 901 is meshed with a gear 902, the gear 902 is coaxially and fixedly connected with a gear shaft 903, and the gear shaft 903 is fixedly connected with a rotating handle 904. The unidirectional rotation mechanism 10 comprises a rotation wheel 1001, the rotation wheel 1001 is coaxially and fixedly connected with a gear shaft 903, the rotation wheel 1001 is fixedly connected with a plurality of fourth rotation seats 1002, the fourth rotation seats 1002 are rotatably connected with a pawl 1003, a second elastic piece 1004 is fixedly connected between the pawl 1003 and the rotation wheel 1001, a trigger fixing plate 801 is fixedly connected with a ratchet fixing plate 1007, the ratchet fixing plate 1007 fixes a ratchet ring 1005, and a ratchet 1006 is fixedly connected to the inner side of the ratchet ring 1005.
When the impact test is carried out, the steel rail 702 is adjusted to the horizontal position through the angle adjusting mechanism 3, the wear-resistant steel ball is placed on the steel rail 702 at the moment, the clockwise rotating handle 904 is rotated at the moment, the rotating handle 904 rotates to drive the gear shaft 903 to rotate, the gear 902 rotates clockwise, the rack 901 is driven to move at the moment, the first elastic piece 802 is stretched, the trigger rod 804 starts to store energy, the gear shaft 903 cannot rotate anticlockwise due to the existence of the ratchet mechanism 10, the rotating handle 904 is pulled upwards when the specified energy is stored, the gear 902 and the rack 901 are not meshed any more at the moment, and simultaneously, under the action of the first elastic piece 802, the trigger rod 804 starts to trigger the wear-resistant steel ball, so that the wear-resistant steel ball impacts a workpiece, and the impact test is finished.
Example 2
Referring to fig. 1-2, the other contents of the present embodiment are the same as embodiment 1, except that: the mounting base bottom supporting mechanism 2 is fixed in the mounting base 1 bottom, the supporting mechanism 2 comprises a threaded sleeve 201, the threaded sleeve 201 is fixedly connected with the mounting base 1, a first threaded rod 202 is connected with the threaded sleeve 201 in a threaded mode, one end, far away from the mounting base 1, of the first threaded rod 202 is rotated to be connected with a supporting block 203, and an adjusting handle 204 is fixedly connected and supported to the side edge of the first threaded rod 202.
Specifically, when the height of mount pad 1 needs to be adjusted, support adjustment handle 204 is rotated this moment, and support adjustment handle 204 rotates and can drive first threaded rod 202 and rotate, realizes the control from this and adjusts the length that first threaded rod 202 stretches out threaded sleeve 201, realizes adjusting the height and the horizontality of mount pad 1 this moment.
In addition, the supporting mechanism 2 can also be an electric telescopic rod, and the horizontal state of the mounting seat can be adjusted through controlling the single electric telescopic rod.
In the implementation process of the invention, a workpiece to be tested is firstly placed on a clamping mechanism 6, the position of the workpiece to be impacted is adjusted to the tail end of a steel rail 702 through a first moving mechanism 4 and a second moving mechanism 5, a drop test is required to be realized at the moment, an angle adjusting mechanism 3 is started, the steel rail 702 is adjusted to be vertical to an installation seat 1 through the angle adjusting mechanism 3, a wear-resistant steel ball is placed on the steel rail 702, finally a stop lever 703 is drawn out, the wear-resistant steel ball falls freely, if the impact test is required to be realized, the steel rail 702 is adjusted to be parallel to the installation seat 1 through the angle adjusting mechanism 3, the position of a firing rod 804 is adjusted through an energy storage assembly at the moment, energy storage is realized, and after the energy storage is finished, a rotating handle is pulled upwards, so that the firing rod 904 triggers the wear-resistant steel ball.
According to the invention, the angle of the steel ball track mechanism 7 can be adjusted by arranging the angle adjusting mechanism 3, so that the working state of the testing machine is controlled, namely, the testing machine is in a drop test state or an impact test state, at the moment, the abrasion-resistant steel ball impacts a workpiece clamped on the workpiece placing assembly through the steel ball track mechanism 7, and when the testing machine is in the impact state, the energy storage assembly can realize accurate control of the force applied to the abrasion-resistant steel ball, namely, the energy storage of the firing mechanism 8 is realized through the transmission mechanism 9 and the unidirectional rotation mechanism 10, the impact of different speed accelerations is realized, and the efficiency of the drop and impact integrated test of the abrasion-resistant steel ball is increased.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A wear-resistant steel ball falling impact composite testing machine is characterized by comprising a mounting seat, an angle adjusting mechanism, a workpiece placing assembly, a steel ball track mechanism and an energy storage assembly;
the angle adjusting mechanism is arranged on the mounting seat and used for adjusting the angle between the steel ball track mechanism and the horizontal plane;
the workpiece placing assembly is arranged on the angle adjusting mechanism and used for adjusting and fixing the position of the workpiece;
the steel ball track mechanism is fixed on the angle adjusting mechanism and used for limiting the motion track of the wear-resistant steel ball;
the energy storage component is fixed on the mounting seat and comprises a firing mechanism, a transmission mechanism and a one-way rotating mechanism, the firing mechanism is used for firing the wear-resistant steel balls on the steel ball track mechanism, the transmission mechanism is used for driving the firing mechanism to move for energy storage, and the one-way rotating mechanism is used for performing one-way limiting on the rotation of the transmission mechanism.
2. The abrasion-resistant steel ball falling impact composite testing machine according to claim 1, wherein the bottom of the mounting seat is fixedly connected with a supporting mechanism, the supporting mechanism comprises a threaded sleeve, the threaded sleeve is fixedly connected with the mounting seat, a first threaded rod is connected with the threaded sleeve in a threaded manner, one end of the first threaded rod, which is far away from the mounting seat, is rotatably connected with a supporting block, and the side edge of the first threaded rod is fixedly connected with an adjusting handle.
3. The abrasion-resistant steel ball falling impact composite testing machine according to claim 1 or 2, wherein the angle adjusting mechanism comprises a first adjusting fixing plate and a second adjusting fixing plate, the first adjusting fixing plate is fixedly connected with a motor, a motor output shaft is fixedly connected with a second threaded rod, the second threaded rod is rotatably connected with the second adjusting fixing plate, the second threaded rod is in threaded connection with an angle adjusting block, one side of the second adjusting fixing plate, far away from the mounting seat, is fixedly connected with a first rotating seat, the first rotating seat is rotatably connected with an angle adjusting plate, the angle adjusting plate is fixedly connected with a second rotating seat, the second rotating seat is rotatably connected with an angle adjusting rod, one end, far away from the second rotating seat, of the angle adjusting rod is rotatably connected with a third rotating seat, and the third rotating seat is fixedly connected with the angle adjusting block.
4. The abrasion-resistant steel ball falling impact composite testing machine according to claim 3, wherein the workpiece placing assembly comprises a first moving mechanism, a second moving mechanism and a clamping mechanism, the second moving mechanism is fixed on the first moving mechanism, and the clamping mechanism is fixed on the second moving mechanism.
5. The abrasion-resistant steel ball falling impact composite testing machine according to claim 4, wherein the first moving mechanism comprises a fixed frame, the fixed frame is fixedly connected with an angle adjusting plate, a first sliding rod is fixedly connected in the fixed frame, the first sliding rod is slidably connected with a first sliding block, and the first sliding block is in threaded connection with a first bolt.
6. The abrasion-resistant steel ball falling impact composite testing machine according to claim 5, wherein the second moving mechanism comprises a moving base plate, one side of the moving base plate, far away from the first sliding block, is fixedly connected with sliding rod fixing plates, a second sliding rod is fixedly connected between the sliding rod fixing plates, the second sliding rod is slidably connected with the second sliding block, and the second sliding block is in threaded connection with the second bolt.
7. A wear-resistant steel ball falling and impacting composite testing machine according to claim 1, wherein the steel ball track mechanism comprises a steel rail fixing plate, the steel rail fixing plate is fixedly connected with a steel rail, a stop lever is arranged on the steel rail, one end of the steel rail, which is far away from the workpiece placing component, is fixedly connected with a first speed acceleration sensor, and one end of the steel rail, which is close to the workpiece placing component, is fixedly connected with a second speed acceleration sensor.
8. The abrasion-resistant steel ball falling impact composite testing machine according to claim 7, wherein the firing mechanism comprises a firing fixing plate, the firing fixing plate is fixedly connected with a first elastic piece, one end of the first elastic piece, far away from the firing fixing plate, is fixedly connected with an elastic piece fixing plate, one side, close to the firing fixing plate, of the elastic piece fixing plate is fixedly connected with a firing rod, and the firing rod penetrates through the firing fixing plate.
9. The abrasion-resistant steel ball falling impact composite testing machine according to claim 8, wherein the transmission mechanism comprises a rack, the rack is fixedly connected with the firing rod, the rack is meshed with a gear, the gear is coaxially and fixedly connected with a gear shaft, and the gear shaft is fixedly connected with a rotating handle.
10. The abrasion-resistant steel ball falling impact composite testing machine according to claim 9, wherein the one-way rotating mechanism comprises a rotating wheel, the rotating wheel is coaxially and fixedly connected with a gear shaft, the rotating wheel is fixedly connected with a plurality of fourth rotating seats, the fourth rotating seats are rotatably connected with a pawl, a second elastic piece is fixedly connected between the pawl and the rotating wheel, a trigger fixing plate is fixedly connected with a ratchet fixing plate, the ratchet fixing plate fixes a ratchet ring, and a ratchet is fixedly connected to the inner side of the ratchet ring.
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