CN113267367B - Two-side clamping type impact actuating device - Google Patents
Two-side clamping type impact actuating device Download PDFInfo
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- CN113267367B CN113267367B CN202010097149.1A CN202010097149A CN113267367B CN 113267367 B CN113267367 B CN 113267367B CN 202010097149 A CN202010097149 A CN 202010097149A CN 113267367 B CN113267367 B CN 113267367B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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Abstract
The invention provides a two-side clamping type impact actuating device, which comprises a central cylinder, a guide section, an inner connecting ring, an outer connecting ring, a space cam and an impacted piece,the tail end of the central cylinder is connected with the guide section through an inner connecting ring and an outer connecting ring, the spatial cam is sleeved at the lower part of the central cylinder and is connected with the guide section through a bearing, and an energy storage spring, an impact hammer, a clamping slide block, a sliding table and a reset spring are sequentially arranged in the central cylinder from top to bottom; the centre gripping slider sets up two, and is equipped with the clearance between two centre gripping sliders, all slides and sets up in the spout of slip table, and the jump bit includes jump bit body and impact clamp splice, receives the one end of impact piece from the vertical center section of thick bamboo of inserting of up end of a center section of thick bamboo to stretch out the direction section behind clearance, slip table and the reset spring between energy storage spring, jump bit, two centre gripping sliders in proper order. The invention realizes the 1 x 1mm 2 Any configuration under the cross-sectional dimension magnitude is impacted and actuated by the impact piece, and the rebound phenomenon caused by impact on a hard object can be effectively reduced.
Description
Technical Field
The invention belongs to the technical field of extraterrestrial celestial body sampling detection, and particularly relates to a two-side clamping type impact actuating device.
Background
The subsurface exploration of the star soil section of the extraterrestrial celestial body is usually realized by adopting a spiral drilling mode and an impact penetration mode. The disturbance of the impact penetration mode to the star soil profile is small, the original state information of the profile can be better ensured, and the authenticity of the detection information is better facilitated. The submergence mode of impact penetration is generally to regard cylinder as the submergence base member, arrange sensor on cylinder base member surface, utilize the mode of impact or static pressure will survey the base member and penetrate the soil section, nevertheless penetrate the pipe and need great crowded space into the soil section, lead to penetrating comparatively difficultly.
Therefore, a thin shell structure is provided to replace a cylinder as a detector of a penetration body, the penetration resistance is reduced by the fact that the thin shell structure is far smaller than the section size of the cylinder, but the conventional impact actuating device cannot work perpendicular to the section of the thin shell structure just because the section size of the thin shell structure is too small. Therefore, the invention provides a two-side clamping type impact actuator which can clamp along two sides of a thin shell structure and realize impact actuation.
Disclosure of Invention
In view of the above, the present invention is directed to a two-side clamping type impact actuating device, which can achieve 1 × 1mm 2 Any configuration under the cross-sectional size magnitude is impacted and actuated by the impact piece, and the rebound phenomenon caused by impacting a hard object can be effectively reduced.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a two-side clamping type impact actuating device comprises a center cylinder, a guide section, an inner connecting ring, an outer connecting ring, a space cam and an impacted piece, wherein the tail end of the center cylinder is connected with the guide section through the inner connecting ring and the outer connecting ring;
the two clamping sliding blocks are arranged, a gap is formed between the two clamping sliding blocks, the two clamping sliding blocks are arranged in a sliding groove of the sliding table in a sliding mode, the impact hammer comprises an impact hammer body and two impact clamping blocks, the two impact clamping blocks are fixed to the lower surface of the impact hammer body, the two impact clamping blocks are oppositely arranged to form a space for accommodating the two clamping sliding blocks, the upper end of the energy storage spring abuts against the upper end face of the central cylinder, the lower end of the energy storage spring is fixed to the impact hammer body, the upper end of the reset spring is fixed to the bottom of the sliding table, and the lower end of the reset spring abuts against the guide section;
the left side and the right side of the impact hammer body are respectively and fixedly provided with a cam roller, the cam rollers extend out of the central cylinder through a stroke groove formed in the side surface of the central cylinder, and the two cam rollers are matched with the space cam;
one end of the impacted piece is vertically inserted into the central cylinder from the upper end face of the central cylinder and sequentially passes through the energy storage spring, the impact hammer, a gap between the two clamping slide blocks, the sliding table and the reset spring and then extends out of the guide section.
Furthermore, the space cam is driven by an impact motor, and the impact motor transmits torque to the space cam through a circumferential notch of the space cam.
Further, two impact clamp splice relative arrangement form the space that holds two centre gripping sliders be the dovetail groove structure, and is corresponding, and every centre gripping slider is the arc surface with the cooperation department of dovetail groove structure.
Furthermore, a roller bearing is sleeved on each cam roller, each roller bearing is pressed and positioned on the corresponding cam roller through a cam roller top cover, and the roller bearings are tangent to the space cam.
Furthermore, the space cam is fixedly connected with an inner ring of the bearing, and an outer ring of the bearing is connected with the inner connecting ring and the outer connecting ring.
Furthermore, a stroke groove formed in the side surface of the central cylinder is an open groove.
Further, the cam roller is in threaded connection with the impact hammer body, and the impact clamping block 14 is in threaded connection with the impact hammer body.
Further, the inner and outer connecting rings are connected with the central cylinder and the guide section through threads.
Compared with the prior art, the two-side clamping type impact actuating device has the following advantages:
compared with the conventional impact actuating device vertical to the cross section, the two-side clamping type impact actuating device can realize the impact actuating device with the size of 1 multiplied by 1mm 2 Any configuration on the order of cross-sectional dimension is impacted by the impact member. Meanwhile, due to the adoption of a two-side clamping mode, the whole impact actuating process has continuous axial friction force on an impacted piece, and the impact actuating device is different from a conventional impact actuating device in that only the impact actuating device has axial pressure instantly, so that the rebound phenomenon caused by impacting a hard object can be effectively reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of an overall structure of a two-sided clamping type impact actuating device according to an embodiment of the present invention;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is a schematic structural diagram of the impact hammer;
FIG. 4 is a schematic diagram of an actuation process of a two-side clamping type impact actuation device according to an embodiment of the present invention.
Description of the reference numerals:
1-guide section, 2-inner and outer connecting rings, 3-bearing, 4-space cam, 5-impacted piece, 6-return spring, 7-sliding table, 8-clamping slide block, 9-impact hammer, 10-energy storage spring, 11-central cylinder, 12-roller bearing, 13-cam roller, 14-impact clamping block, 15-impact hammer body, 16-stroke groove and 17-circumferential notch.
Detailed Description
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1-3, a two-side clamping type impact actuating device comprises a central cylinder 11, a guide section 1, an inner connecting ring and an outer connecting ring 2 and a space cam 4, wherein the tail end of the central cylinder 11 is connected with the guide section 1 through the inner connecting ring and the outer connecting ring 2, the space cam 4 is sleeved at the lower part of the central cylinder 11 and is connected with the guide section 1 through a bearing 3, an energy storage spring 10, an impact hammer 9, a clamping slide block 8, a sliding table 7 and a return spring 6 are sequentially arranged in the central cylinder 11 from top to bottom,
the two clamping sliding blocks 8 are arranged, a gap is formed between the two clamping sliding blocks 8 and is arranged in a sliding groove of the sliding table 7 in a sliding mode, the impact hammer 9 comprises an impact hammer body 15 and two impact clamping blocks 14, the two impact clamping blocks 14 are arranged and are fixed on the lower surface of the impact hammer body 15, the two impact clamping blocks 14 are oppositely arranged to form a space for containing the two clamping sliding blocks 8, the upper end of the energy storage spring 10 abuts against the upper end face of the central barrel 11, the lower end of the energy storage spring 10 is fixed on the impact hammer body 15, the upper end of the reset spring 6 is fixed at the bottom of the sliding table 7, the lower end of the reset spring 6 abuts against the guide section 1,
the left side and the right side of the impact hammer body 15 are respectively and fixedly provided with a cam roller 13, the cam rollers 13 extend out of the central cylinder 11 through a stroke groove 16 formed in the side surface of the central cylinder 11, the stroke groove 16 formed in the side surface of the central cylinder 11 is an open groove, and the two cam rollers 13 are matched with the space cam 4;
one end of the impacted piece 5 is vertically inserted into the central cylinder 11 from the upper end surface of the central cylinder 11, and sequentially passes through the energy storage spring 10, the impact hammer 9, a gap between the two clamping slide blocks 8, the sliding table 7 and the reset spring 6 and then extends out of the guide section 1.
The space cam 4 is driven by an impact motor, the impact motor transmits torque to the space cam 4 through a circumferential notch 17 of the space cam 4, the impact motor and the shell of the actuating device are integrated, the space cam 4 is pressed from the upper side through the circumferential notch 17 to be used as upper positioning, and single-side axial positioning of the space cam 4 is realized; the lower part of the space cam 4 is connected with the inner connecting ring and the outer connecting ring 2 through the bearing 3 to be used as the lower positioning of the space cam, and the axial positioning of the space cam 4 on the central cylinder 11 is realized through the impact motor and the bearing 3 to realize the axial positioning of the other side.
Two impact clamp splice 14 mutual disposition form and hold the space of two centre gripping sliders 8 and be the dovetail groove structure, and correspondingly, every centre gripping slider 8 is the arc surface with the cooperation department of dovetail groove structure, is convenient for strike the transmission of the impact force of clamp splice 14 to centre gripping slider 8 to and make two centre gripping sliders 8 centre gripping receive the impact 5 centre gripping firm.
A roller bearing 12 is sleeved on each cam roller 13, each roller bearing 12 is pressed and positioned on the corresponding cam roller 13 through a cam roller cover, and the roller bearing 12 is tangential to the space cam 4. The space cam 4 belongs to a ring structure, and is symmetrically provided with two groups of inclined ascending sections and vertical descending sections which are matched with the two roller bearings 12, and the two roller bearings 12 move in the corresponding inclined ascending sections and the vertical descending sections of the space cam 4.
The space cam 4 is fixedly connected with the inner ring of the bearing 3, and the outer ring of the bearing 3 is connected with the inner and outer connecting rings 2. The cam roller is in threaded connection with the impact hammer body 15, and the impact clamping block 14 is connected with the impact hammer body 15 through a screw. The inner and outer connecting rings 2 are connected with the central cylinder 11 and the guide section 1 through threads.
As shown in fig. 4, the whole actuation process of the impact actuation device is divided into three processes: an energy storage process, an impact actuation process and a recovery process.
In the energy storage process, a motor and a transmission part (not shown in the figure) drive the space cam 4 to rotate, the impact hammer 9 is driven to move upwards through the roller bearing 12, the energy storage spring 10 is compressed in the movement process until the impact hammer 9 reaches the highest point, and the energy storage process is finished;
after the impact hammer 9 crosses the highest point, the impact hammer 9 is released, under the action of the restoring force of the energy storage spring 10, the impact actuating process is started, the impact clamping block 14 impacts the clamping slide block 8, so that the clamping slide block 8 clamps the middle impacted part 5 from two sides, and meanwhile, the sliding table 7 is impacted and downwards moved to drive the clamping slide block 8 and the impacted part 5, so that the impact actuating of the impacted part 5 is realized;
in the feeding process of the clamping slide block 8, the sliding table 7 compresses the reset spring 6, after the sliding table moves for a certain stroke, the reset spring 6 drives the sliding table 7 and the clamping slide block 8 to release the clamping of the impacted piece 5 and return to the original length (namely the original position), and one-time impact actuation is completed.
After the impact is actuated, the impacted member 5 needs to be restored to the original position and can be driven by a motor.
The star soil profile diving detection device is applied to a star soil profile diving detection device which takes a thin-shell structure (such as a flexible measuring tape) as a penetration body for detection, and the two-side clamping and impact actuation of the flexible measuring tape are realized through the star soil profile diving detection device. The impact frequency can reach 4Hz, the generated impact stress reaches 20MPa, and the impact length of each time of flexible detection under no load can reach 10mm.
The configuration of the clamping sliding table 7 is determined by the configuration of the impacted part, and the clamping sliding block can be attached to clamp the impacted part.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. The utility model provides a both sides centre gripping formula impact actuation device which characterized in that: the center cylinder comprises a center cylinder (11), a guide section (1), an inner connecting ring and an outer connecting ring (2), a space cam (4) and an impacted piece (5), wherein the tail end of the center cylinder (11) is connected with the guide section (1) through the inner connecting ring and the outer connecting ring (2), the space cam (4) is sleeved on the lower part of the center cylinder (11) and is connected with the guide section (1) through a bearing (3), and an energy storage spring (10), an impact hammer (9), a clamping sliding block (8), a sliding table (7) and a reset spring (6) are sequentially arranged in the center cylinder (11) from top to bottom;
the two clamping sliding blocks (8) are arranged, a gap is formed between the two clamping sliding blocks (8), the two clamping sliding blocks are arranged in a sliding groove of the sliding table (7) in a sliding mode, the impact hammer (9) comprises an impact hammer body (15) and two impact clamping blocks (14), the two impact clamping blocks (14) are arranged and fixed on the lower surface of the impact hammer body (15), the two impact clamping blocks (14) are oppositely arranged to form a space for accommodating the two clamping sliding blocks (8), the upper end of the energy storage spring (10) abuts against the upper end face of the central cylinder (11), the lower end of the energy storage spring (10) is fixed on the impact hammer body (15), the upper end of the reset spring (6) is fixed at the bottom of the sliding table (7), and the lower end of the reset spring (6) abuts against the guide section (1);
the left side and the right side of the impact hammer body (15) are respectively and fixedly provided with a cam roller (13), the cam rollers (13) extend out of the central cylinder (11) through a stroke groove (16) formed in the side surface of the central cylinder (11), and the two cam rollers (13) are matched with the space cam (4);
one end of the impacted piece (5) is vertically inserted into the central cylinder (11) from the upper end surface of the central cylinder (11), and sequentially passes through the energy storage spring (10), the impact hammer (9), a gap between the two clamping slide blocks (8), the sliding table (7) and the reset spring (6) and then extends out of the guide section (1);
the space cam (4) is driven by an impact motor, and the impact motor transmits torque to the space cam (4) through a circumferential notch (17) of the space cam (4);
a roller bearing (12) is sleeved on each cam roller (13), each roller bearing (12) is pressed and positioned on the corresponding cam roller (13) through a cam roller top cover, and the roller bearings (12) are tangent to the space cam (4);
the space cam (4) is fixedly connected with the inner ring of the bearing (3), and the outer ring of the bearing (3) is connected with the inner and outer connecting rings (2);
a stroke groove (16) arranged on the side surface of the central cylinder (11) is an open groove;
the impact motor transmits torque to the space cam (4) through a circumferential notch (17) of the space cam (4), the impact motor and the shell of the actuating device are integrated, the space cam (4) is pressed from the upper side through the circumferential notch (17) to be used as upper positioning, and unilateral axial positioning of the space cam (4) is realized; the lower part of the space cam (4) is connected with the inner connecting ring and the outer connecting ring (2) through the bearing (3) to be used as the lower positioning of the space cam, and the axial positioning of the space cam (4) on the central cylinder (11) is realized through the impact motor and the bearing (3).
2. A two-sided clamp impact actuated device as claimed in claim 1, wherein: the space that two impact clamp splice (14) relative arrangement formed and held two centre gripping slider (8) is trapezoidal groove structure, and is corresponding, and every centre gripping slider (8) is the arc surface with the cooperation department of trapezoidal groove structure.
3. A two-sided clamp impact actuated device according to any one of claims 1 to 2, wherein: the cam roller (13) is in threaded connection with the impact hammer body (15), and the impact clamping block (14) is connected with the impact hammer body (15) through screws.
4. A two-sided clamp impact actuated device as claimed in claim 3, wherein: the inner and outer connecting rings (2) are connected with the central cylinder (11) and the guide section (1) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010097149.1A CN113267367B (en) | 2020-02-17 | 2020-02-17 | Two-side clamping type impact actuating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010097149.1A CN113267367B (en) | 2020-02-17 | 2020-02-17 | Two-side clamping type impact actuating device |
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| Publication Number | Publication Date |
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| CN113267367A CN113267367A (en) | 2021-08-17 |
| CN113267367B true CN113267367B (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010097149.1A Active CN113267367B (en) | 2020-02-17 | 2020-02-17 | Two-side clamping type impact actuating device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1365379A (en) * | 1962-05-14 | 1964-07-03 | Bauer Carl | Hammer drill |
| JP2005077367A (en) * | 2003-09-03 | 2005-03-24 | Feather Safety Razor Co Ltd | Microtome |
| WO2011145977A1 (en) * | 2010-05-18 | 2011-11-24 | Anpilov Sergej Mikhajlovich | Method and device for analysing the structure and strength of concrete |
| CN109187072A (en) * | 2018-09-26 | 2019-01-11 | 哈尔滨工业大学 | A kind of impact penetration type star earth section flexibility stock rod |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6862943B2 (en) * | 2002-09-13 | 2005-03-08 | Michael N. Tibbets | Water filter media sampler |
| CN103419945B (en) * | 2013-08-30 | 2016-01-20 | 哈尔滨工业大学 | A kind of impact penetration type star earth of escapement that utilizes slips into device |
| CN107826272B (en) * | 2017-10-30 | 2020-06-30 | 哈尔滨工业大学 | Impact penetration type submersible diving device |
-
2020
- 2020-02-17 CN CN202010097149.1A patent/CN113267367B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1365379A (en) * | 1962-05-14 | 1964-07-03 | Bauer Carl | Hammer drill |
| JP2005077367A (en) * | 2003-09-03 | 2005-03-24 | Feather Safety Razor Co Ltd | Microtome |
| WO2011145977A1 (en) * | 2010-05-18 | 2011-11-24 | Anpilov Sergej Mikhajlovich | Method and device for analysing the structure and strength of concrete |
| CN109187072A (en) * | 2018-09-26 | 2019-01-11 | 哈尔滨工业大学 | A kind of impact penetration type star earth section flexibility stock rod |
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| CN113267367A (en) | 2021-08-17 |
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