CN109935347B - Target ball inner wall protective layer connecting device - Google Patents
Target ball inner wall protective layer connecting device Download PDFInfo
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- CN109935347B CN109935347B CN201910168381.7A CN201910168381A CN109935347B CN 109935347 B CN109935347 B CN 109935347B CN 201910168381 A CN201910168381 A CN 201910168381A CN 109935347 B CN109935347 B CN 109935347B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
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Abstract
A connecting device for a protective layer of the inner wall of a target ball relates to a mechanical automatic locking connecting structure. The invention solves the problem that the automatic installation cannot be realized when the protective layer is installed on the inner wall of the target chamber in the prior art. A target ball inner wall protective layer connecting device comprises a fixing component, a connecting component and a grabbing component, wherein one end of a positioning section, which is far away from a locking section, is fixedly connected to the inner wall of a target ball, and the diameter of the connecting section is smaller than that of the locking section; the inner connecting module comprises a first positioning cylinder and a plurality of elastic sheets fixedly connected to one end of the first positioning cylinder, the elastic sheets are circumferentially arranged along the first positioning cylinder, a first barb is machined at one end, far away from the first positioning cylinder, of each elastic sheet, and a plurality of second external splines are machined on the outer wall of the first positioning cylinder along the circumferential direction of the outer wall; the outer connecting module is of a cylindrical structure, a plurality of first internal splines and a plurality of second internal splines are processed at the two end parts of the inner wall of the outer connecting module along the circumferential direction of the outer connecting module respectively, and the plurality of second internal splines are connected with the plurality of second external splines in a matched mode.
Description
Technical Field
The invention relates to a mechanical automatic locking connection structure, in particular to a target ball inner wall protection layer connection device.
Background
The laser fusion experiment is usually carried out in a spherical vacuum target chamber, and the inner wall of the target ball 101 needs to be exposed to a high-energy irradiation environment, so that damage is easily caused. In order to avoid damage to the inner wall of the target ball 101, it is preferable to install a protective layer 100 on the inner wall of the target chamber. The prior art does not have the protective layer, and because personnel can not work in the target chamber, the installation and the disassembly of the protective layer 100 and the inner wall of the target ball need to be realized in an automatic mode. This imposes a requirement for high convenience and high reliability on the coupling structure of the shielding layer 100.
Disclosure of Invention
The invention aims to solve the problem that automatic installation cannot be realized when a protective layer is installed on the inner wall of a target chamber in the prior art, and further provides a target ball inner wall protective layer connecting device.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a target ball inner wall protective layer connecting device comprises a fixing component, a connecting component and a grabbing component,
the fixing assembly comprises a positioning section, a connecting section, a locking section and a top shaft which are coaxially and fixedly connected, wherein a plurality of first external splines are machined on the outer wall of the positioning section along the circumferential direction of the positioning section;
the connecting assembly comprises an inner connecting module and an outer connecting module which are coaxially sleeved, the inner connecting module comprises a first positioning cylinder and a plurality of elastic sheets fixedly connected to one end of the first positioning cylinder, the elastic sheets are circumferentially arranged along the first positioning cylinder, a first barb is machined at one end, far away from the first positioning cylinder, of each elastic sheet, and a plurality of second external splines are machined on the outer wall of the first positioning cylinder along the circumferential direction of the first positioning cylinder; the outer connecting module is of a cylindrical structure, a plurality of first inner splines and a plurality of second inner splines are respectively machined at two end parts of the inner wall of the outer connecting module along the circumferential direction of the outer connecting module, the plurality of second inner splines are in matched connection with the plurality of second outer splines, the plurality of first inner splines are in matched connection with the plurality of first outer splines, the outer wall of the outer connecting module is fixedly connected with the protective layer, the plurality of first barbs are matched and clamped on one end face, close to the connecting section, of the locking section on the locking section, and a locking annular table is machined at one end part, close to the elastic piece, of the inner wall of;
snatch the subassembly and include the main cover body, spring, spline housing and a plurality of jack catch, the spring is located the main cover body, the coaxial cover of spline housing is established on the main cover body and with main cover body rigid coupling, and first position tube is inserted and is established between the main cover body and spline housing and pass through spline fit with the spline housing and be connected, and a plurality of through-holes have been seted up at the middle part of the main cover body, and is a plurality of the through-hole is arranged along main cover body circumference, and the quantity of a plurality of jack catches equals with the quantity of a plurality of through-holes, and corresponds in every through-hole and rotate and be provided with a jack catch, and the uide bushing is installed to a tip that is close to the jack catch on the spring, and the one end of every jack catch is all supported through the uide bushing and is established at the tip of spring, and the other end of every jack.
Further, fixed subassembly still includes the target ball connector of rigid coupling keeping away from locking section one end on the location section, and the target ball inner wall has set firmly the installation piece, the target ball connector is U type structure, between its U type bottom and the installation piece and between two U type lateral parts and the installation piece respectively through a plurality of bolt rigid couplings.
Furthermore, a limiting section is fixedly arranged between the target ball connecting piece and the positioning section, and one end of the outer connecting module is attached to the end face of the limiting section.
Furthermore, the inboard of every shell fragment all sets firmly and struts the piece, and the last tip processing of keeping away from the spring of the main sleeve body has a plurality of ejector pins, and is a plurality of the quantity of ejector pin equals with the quantity of shell fragment, and every ejector pin all is less than the distance between two adjacent pieces of strutting along the width of its circumference, and every piece of strutting all is less than the distance between two adjacent ejector pins along the width of its circumference.
Furthermore, one side surface, close to the central axis of the first positioning cylinder, of each propping block and one side surface, matched with the propping blocks, of each ejector rod are cambered surfaces.
Further, the second external spline and the second internal spline are fixedly connected through an elastic pin.
Furthermore, the outer wall of the first positioning cylinder is provided with an annular groove along the circumferential direction, and the outer coupling module and the spline housing are respectively positioned on two sides of the annular groove.
Furthermore, a plurality of key tenons are machined at one end part, close to the clamping jaws, of the top shaft, and the number of the key tenons is equal to that of the clamping jaws.
Further, snatch the subassembly and still include outer lock nut and interior lock nut, the spline housing sets firmly on the main cover body through outer lock nut, and the spring sets firmly inside the main cover body through interior lock nut.
Furthermore, a plurality of jack catchs equipartition sets up, a plurality of shell fragment equipartition sets up.
Compared with the prior art, the invention has the following effects:
the fixing component is fixedly arranged on the inner wall of the target ball, the protective layer is fixedly arranged on the connecting component, the grabbing component is arranged on the tooling equipment, and the protective layer is arranged and disassembled through the mechanical phase relations between the connecting component and the fixing component and between the connecting component and the grabbing component, so that the method is simple and convenient and has high reliability;
the connection between the connection component and the fixing component and the connection between the connection component and the grabbing component are completely locked by the elastic deformation of the structure of the connection component, other auxiliary elements or mechanisms are not needed, and the connection convenience and reliability are improved.
Drawings
FIG. 1 is an exploded perspective view of the present invention;
FIG. 2 is a perspective view of the fixing assembly;
FIG. 3 is a front view of the securing assembly;
FIG. 4 is a perspective view of the coupling assembly;
FIG. 5 is a main cross-sectional schematic view of the coupling assembly;
FIG. 6 is a schematic sectional view taken along line A-A of FIG. 5;
FIG. 7 is a schematic perspective view of an internal link module;
FIG. 8 is a main cross-sectional schematic view of an inner link module;
FIG. 9 is a perspective view of an external link module;
FIG. 10 is a perspective view of the grasping assembly;
FIG. 11 is a main cross-sectional view of the grasping assembly;
FIG. 12 is a schematic view of the coupling of the grasping assembly to the coupling assembly when grasping is completed;
FIG. 13 is a schematic view of the coupling between the securing assembly, the coupling assembly and the grasping assembly after installation in place;
fig. 14 is a schematic view of the position of the present invention within a target ball.
Detailed Description
The first embodiment is as follows: referring to fig. 1-14, the present embodiment is described, a target ball inner wall protection layer connection device, which comprises a fixing component 1, a connection component 2 and a grabbing component 3,
the fixing component 1 comprises a positioning section 11, a connecting section 12, a locking section 13 and a top shaft 14 which are coaxially and fixedly connected, wherein a plurality of first external splines 15 are processed on the outer wall of the positioning section 11 along the circumferential direction of the positioning section, one end of the positioning section 11, which is far away from the locking section 13, is fixedly connected to the inner wall of the target ball, and the diameter of the connecting section 12 is smaller than that of the locking section 13;
the connecting assembly 2 comprises an inner connecting module 21 and an outer connecting module 22 which are coaxially sleeved, the inner connecting module 21 comprises a first positioning cylinder 21-1 and a plurality of elastic sheets 21-2 fixedly connected to one end of the first positioning cylinder 21-1, the elastic sheets 21-2 are circumferentially arranged along the first positioning cylinder 21-1, one end, far away from the first positioning cylinder 21-1, of each elastic sheet 21-2 is provided with a first barb 21-3, and the outer wall of the first positioning cylinder 21-1 is provided with a plurality of second external splines 21-4 along the circumferential direction; the outer connecting module 22 is of a cylindrical structure, a plurality of first inner splines 22-1 and a plurality of second inner splines 22-2 are respectively machined at two end parts of the inner wall of the outer connecting module 22 along the circumferential direction of the outer connecting module, the plurality of second inner splines 22-2 are in matched connection with a plurality of second outer splines 21-4, the plurality of first inner splines 22-1 are in matched connection with a plurality of first outer splines 15, the outer wall of the outer connecting module 22 is fixedly connected with the protective layer 100, a plurality of first barbs 21-3 are matched and clamped on one end face, close to the connecting section 12, of the locking section 13, and a locking annular table 21-11 is machined at one end part, close to the elastic sheet 21-2, of the inner wall of the first positioning cylinder 21-1;
the grabbing component 3 comprises a main sleeve body 31, a spring 32, a spline sleeve 33 and a plurality of clamping jaws 34, the spring 32 is positioned in the main sleeve body 31, the spline sleeve 33 is coaxially sleeved on the main sleeve body 31 and fixedly connected with the main sleeve body 31, a first positioning cylinder 21-1 is inserted between the main sleeve body 31 and the spline sleeve 33 and is in spline fit connection with the spline sleeve 33, a plurality of through holes 31-1 are formed in the middle of the main sleeve body 31, the plurality of through holes 31-1 are circumferentially arranged along the main sleeve body 31, the number of the plurality of clamping jaws 34 is equal to that of the plurality of through holes 31-1, one clamping jaw 34 is correspondingly and rotatably arranged in each through hole 31-1, a guide sleeve 35 is mounted at one end part, close to the clamping jaw 34, of the spring 32, one end of each clamping jaw 34 is abutted against the end part of the spring 32 through the guide sleeve 35, and a second inverted hook 36 is processed, the second inverted hook 36 is clamped on the locking ring tables 21-11 in a matching mode, and when the protective layer 100 is installed, the top shaft 14 is abutted between the clamping jaws 34 in a matching mode.
Torque is transmitted between the fixed component 1 and the outer connecting module 22 through the engagement of the first outer spline 15 and the first inner spline 22-1, and circumferential positioning is realized;
one end face, close to the connecting section 12, of the locking section 13 is a locking face, one end portion, close to the top shaft 14, of the locking section 13 is provided with a chamfer, in the installation process, the elastic sheets 21-2 can be spread through the chamfer on the locking section 13 and the contact force action of the first barbs 21-3, when the axial distance reaches a designed value, the first barbs 21-3 recover to deform under the action of elastic force of the elastic sheets 21-2 on the inner connecting module 21, and the elastic sheets are clamped on the locking face to achieve axial positioning and bear axial force; in this positioning state, the eccentric torque of the protection layer 100 is completely borne by the meshing part of the first external spline 15 and the first internal spline 22-1, and the elastic sheet 21-2 part of the coupling component 2 only bears the axial load generated by gravity.
The outer connecting module 22 and the inner connecting module 21 are circumferentially positioned and transmit torque through the engagement of the second outer spline 21-4 and the second inner spline 22-2, and the outer connecting module 22 and the inner connecting module are fixedly connected through the elastic pin 23.
The protective layer 100 is sleeved outside the outer coupling module 22 and is rigidly connected with the outer coupling module.
The plurality of elastic sheets 21-2 can be fixedly connected with one end part of the connecting inner module or can be integrally processed with the connecting inner module. The rigidity of the elastic sheets 21-2 can be adjusted through the thickness and the width of the elastic sheets, and the number of the elastic sheets 21-2 is preferably four.
The claws 34 are kept in a clamping state under the action of the spring 32, and are clamped on the locking ring tables 21-11 of the inner connecting module 21 when the connecting assembly 2 is grabbed, so that the axial positioning of the connecting assembly 2 and the grabbing assembly 3 is realized, and the load is borne. The spline housing 33 on the grabbing component 3 is meshed with the second external spline 21-4 on the coupling component 2 in the grabbing state, so that the coupling component 2 is axially positioned on the grabbing component 3 and transmits torque, and the axial gravity load is borne by the claws 34 and the springs 32 associated with the claws.
When the protective layer 100 is installed, the top shaft 14 is matched and abutted between the plurality of claws 34, and is used for ejecting the claws 34 on the grabbing component 3 to realize the separation of the grabbing component 3 and the connecting component 2.
One end of the spline sleeve 33 close to the clamping jaw 34 is abutted against one end of the outer connecting module 22, so that the axial positioning of the connecting assembly 2 on the grabbing assembly 3 is realized; the other end of the spline housing 33 is fixed on the corresponding tooling equipment.
The connection between the connection component 2 and the fixing component 1 is completely locked by the elastic deformation of the structure of the connection component, and other auxiliary elements or mechanisms are not needed, so that the connection convenience and reliability are improved. This configuration is particularly suitable for coupling of the spherical inner wall armor layer 100, but may be used for coupling of other mechanical configurations.
The fixing assembly 1 further comprises a target ball connecting piece 16 fixedly connected to the positioning section 11 and far away from one end of the locking section 13, the inner wall of the target ball is fixedly provided with a mounting block 17, the target ball connecting piece 16 is of a U-shaped structure, and the U-shaped bottom of the target ball connecting piece is fixedly connected with the mounting block 17 and the two U-shaped side parts of the target ball connecting piece are fixedly connected with the mounting block 17 through a plurality of bolts. The bottom of the target ball connecting piece 16 is fixedly connected with the mounting block 17 through a bolt, so that the fixing component 1 is connected with a connecting plate on the inner wall of the target ball; the two side portions of the target ball coupling 16 are bolted to achieve overall position adjustment of the fixed assembly 1 and bear torsional loads, preventing rotation of the fixed assembly 1 relative to the mounting block 17. And a plurality of threaded holes are formed in the U-shaped bottom, and a jackscrew can be arranged in each threaded hole and used for adjusting the pointing accuracy of the axis of the fixing component 1. The number of threaded holes is preferably four.
A limiting section 18 is fixedly arranged between the target ball connecting piece 16 and the positioning section 11, and one end of the external connecting module 22 is attached to the end face of the limiting section 18. So designed, further realize the axial positioning between coupling assembly 2 and fixed subassembly 1.
The inner side of each elastic sheet 21-2 is fixedly provided with a support block 21-5, one end part of the main sleeve body 31 far away from the spring 32 is provided with a plurality of ejector rods 31-2, the number of the ejector rods 31-2 is equal to that of the elastic sheets 21-2, the width of each ejector rod 31-2 along the circumferential direction is smaller than the distance between two adjacent support blocks 21-5, and the width of each support block 21-5 along the circumferential direction is smaller than the distance between two adjacent ejector rods 31-2. In the process of installing the protective layer 100, the ejector rods 31-2 and the strutting blocks 21-5 are arranged in a staggered mode; in the process of disassembling the protective layer 100, the plurality of ejector rods 31-2 and the plurality of spreading blocks 21-5 are arranged in one-to-one correspondence, and are gradually inserted between the plurality of spreading blocks 21-5 and the ejector shaft 14 under the action of contact force and abut against the spreading blocks 21-5, and the elastic sheets 21-2 can be opened under the action of the contact force, so that the connection component 2 is separated from the fixed component 1.
One side surface of each propping block 21-5, which is close to the central axis of the first positioning cylinder 21-1, and one side surface of each ejector rod 31-2, which is matched with the propping block 21-5, are both cambered surfaces.
The second external spline 21-4 is fixedly connected with the second internal spline 22-2 through an elastic pin 23. The outer link module 22 and the inner link module 21 are coupled together by the elastic pin 23 to constitute the whole of the link assembly 2.
The outer wall of the first positioning cylinder 21-1 is provided with an annular groove 21-12 along the circumferential direction, and the outer coupling module 22 and the spline housing 33 are respectively positioned at two sides of the annular groove 21-12. The interference of the external coupling module 22 with the spline housing 33 during the mounting and dismounting process can be effectively prevented by the annular grooves 21-12.
A plurality of key tenons 14-1 are processed at one end part of the top shaft 14 close to the clamping jaws 34, and the number of the key tenons 14-1 is equal to that of the clamping jaws 34. The jaws 34 of the gripper assembly 3 are opened in the mounting mode and staggered with respect to the jaws 34 in the dismounting mode. The number of the key 14-1 is preferably 4.
The grabbing component 3 further comprises an outer locking nut 37 and an inner locking nut 38, the spline housing 33 is fixedly arranged on the main housing body 31 through the outer locking nut 37, and the spring 32 is fixedly arranged inside the main housing body 31 through the inner locking nut 38. Through the fixed spline housing 33 of outer lock nut 37, the installation of convenient to detach subassembly, through the one end of interior lock nut 38 fixed spring 32, convenient to detach spring 32 and uide bushing 35 in it, simultaneously, through the position of lock nut 38 in the adjustment, the pretightning force of adjustment spring 32, and then the dynamics of snatching of adjustment jack catch 34. In the gripping state, the axial weight load is taken up by the jaws 34 and the associated springs 32.
The clamping claws 34 are uniformly distributed, and the spring pieces 21-2 are uniformly distributed.
The working principle is as follows:
1. grabbing condition of coupling assembly 2
During operation, the grabbing component 3 is carried on corresponding tooling equipment, and the tooling equipment grabs the connecting component 2 provided with the protective layer 100 through the grabbing component 3 to complete the connection of the grabbing component 3 and the connecting component 2. The specific operation is as follows:
the axis of the grabbing component 3 is adjusted to be aligned with the axis of the connecting component 2 through tooling equipment, the grabbing component 3 is further axially pushed, the main sleeve body 31 and the clamping jaws 34 of the grabbing component 3 gradually enter the inner connecting module 21, the clamping jaws 34 are opened under the action of contact force and axial pushing force, the springs 32 are further compressed, the second inverted hooks 36 on the clamping jaws 34 enter the area formed by surrounding the elastic sheets 21-2, the state is restored under the action of elastic force of the springs 32, the clamping jaws 34 are clamped at the locking ring platforms 21-11, meanwhile, the spline sleeves 33 are meshed with the second external splines 21-4 on the inner connecting module 21, and the connecting component 2 is connected with the grabbing component 3.
2. Installation conditions of the coupling assembly 2
The installation condition of the coupling assembly 2 means that the coupling assembly 2 provided with the protective layer 100 is installed on the fixed assembly 1 and the coupling of the coupling assembly 2 and the grabbing assembly 3 is disconnected under the operation of the tool.
After the grabbing working condition is finished, the integral axis of the grabbing component 3 and the connecting component 2 which are connected together is aligned with the axis of the fixing component 1 arranged on the inner wall of the target ball by means of the freedom degree adjusting function of the tooling equipment; the connecting component 2 is axially pushed, so that a first internal spline 22-1 on the connecting component 2 is meshed with a first external spline 15 on the fixing component 1, and the elastic sheet 21-2 on the internal connecting module 21 is spread under the action of axial pushing force and the contact counterforce of the first barb 21-3 and the locking section 13; under the action of axial thrust and the elastic force of the elastic sheet 21-2, the first barb 21-3 is clamped on the locking end face, meanwhile, the plurality of key tenons 14-1 on the top shaft 14 are over against the clamping jaws 34 of the grabbing component 3, and the clamping jaws 34 are opened under the action of axial thrust, so that the grabbing component 3 is separated from the connecting component 2; the grabbing component 3 can axially withdraw under the action of the tooling mechanism, and then the installation of the connecting component 2 is completed.
3. Disassembly condition of coupling assembly 2
The disassembly working condition of the connecting component 2 means that the connecting component 2 provided with the protective layer 100 is disassembled from the fixed component 1, the grabbing component 3 grabs the connecting component 2, and the target ball is carried out by the tooling equipment.
Switching from an installation working condition to a disassembly working condition, rotating the grabbing component 3 by 45 degrees around the axis of the grabbing component 3 to enable the ejector rod 31-2 of the grabbing component 3 and the elastic sheet 21-2 of the inner connecting module 21 to be located at the same phase, so that the ejector rod 31-2 is pushed against the inner side of the spreading block 21-5 in the axial pushing process, and the elastic sheet 21-2 is elastically deformed to be opened; meanwhile, after the rotation is carried out for 45 degrees, the plurality of clamping jaws 34 on the grabbing component 3 rotate to be staggered with the key tenons 14-1 on the fixing component 1, and when the clamping jaws are axially pushed, the clamping jaws 34 cannot be pushed open by the top shaft 14. The specific operation is as follows:
firstly, rotating the grabbing component 3 by 45 degrees around the axis of the grabbing component to complete working condition switching; then aligning the grabbing component 3 with the whole axes of the fixed component 1 and the connecting component 2 through a tool; the grabbing component 3 is axially pushed, the ejector rod 31-2 is propped on the inner side of the propping block 21-5 of the inner connecting module 21, the elastic sheet 21-2 of the inner connecting module 21 generates elastic deformation and stretches under the action of axial force, and the connecting component 2 is disconnected from the fixing component 1; meanwhile, the claws 34 of the grabbing component 3 are clamped on the locking ring tables 21-11 of the inner connecting module 21, so that the grabbing component 3 and the connecting component 2 are connected together; finally, the connecting component 2 provided with the protective layer 100 can be removed after the axial withdrawal, and the target ball is transported out by the tooling equipment.
Claims (10)
1. A target ball inner wall protective layer coupling device which characterized in that: which comprises a fixing component (1), a connecting component (2) and a grabbing component (3),
the fixing assembly (1) comprises a positioning section (11), a connecting section (12), a locking section (13) and a top shaft (14) which are coaxially and fixedly connected, wherein a plurality of first external splines (15) are machined on the outer wall of the positioning section (11) along the circumferential direction of the positioning section, one end, far away from the locking section (13), of the positioning section (11) is fixedly connected to the inner wall of the target ball, and the diameter of the connecting section (12) is smaller than that of the locking section (13);
the connecting assembly (2) comprises an inner connecting module (21) and an outer connecting module (22) which are coaxially sleeved, the inner connecting module (21) comprises a first positioning cylinder (21-1) and a plurality of elastic sheets (21-2) fixedly connected to one end of the first positioning cylinder (21-1), the elastic sheets (21-2) are circumferentially arranged along the first positioning cylinder (21-1), a first barb (21-3) is machined at one end, far away from the first positioning cylinder (21-1), of each elastic sheet (21-2), and a plurality of second external splines (21-4) are machined on the outer wall of the first positioning cylinder (21-1) along the circumferential direction of the outer wall; the outer connecting module (22) is of a cylindrical structure, a plurality of first inner splines (22-1) and a plurality of second inner splines (22-2) are respectively machined at two end parts of the inner wall of the outer connecting module (22) along the circumferential direction of the outer connecting module, the plurality of second inner splines (22-2) are in matched connection with the plurality of second outer splines (21-4), the plurality of first inner splines (22-1) are in matched connection with the plurality of first outer splines (15), the outer wall of the outer connecting module (22) is fixedly connected with the protective layer, a plurality of first barbs (21-3) are matched and clamped on one end face, close to the connecting section (12), of the locking section (13), and a locking ring table (21-11) is machined at one end part, close to the elastic sheet (21-2), of the inner wall of the first positioning barrel (21-1);
the grabbing component (3) comprises a main sleeve body (31), a spring (32), a spline sleeve (33) and a plurality of clamping jaws (34), the spring (32) is located in the main sleeve body (31), the spline sleeve (33) is coaxially sleeved on the main sleeve body (31) and fixedly connected with the main sleeve body (31), a first positioning cylinder (21-1) is inserted between the main sleeve body (31) and the spline sleeve (33) and is in spline fit connection with the spline sleeve (33), a plurality of through holes (31-1) are formed in the middle of the main sleeve body (31), the plurality of through holes (31-1) are circumferentially arranged along the main sleeve body (31), the number of the plurality of clamping jaws (34) is equal to that of the plurality of through holes (31-1), one clamping jaw (34) is correspondingly and rotatably arranged in each through hole (31-1), a guide sleeve (35) is installed at one end part, close to the clamping jaw (34), of the spring (32), the one end of every jack catch (34) all supports the tip of establishing at spring (32) through uide bushing (35), and the other end of every jack catch (34) has all processed second barb (36), second barb (36) cooperation card is established on locking ring platform (21-11), and when the inoxidizing coating installation was accomplished, apical axis (14) cooperation was supported and is established between a plurality of jack catches (34).
2. The target ball inner wall protective coating coupling device of claim 1, wherein: fixed subassembly (1) still includes target ball connector (16) of keeping away from locking section (13) one end on location section (11) of rigid coupling, and the target ball inner wall has set firmly installation piece (17), target ball connector (16) are U type structure, between its U type bottom and installation piece (17) and between two U type lateral parts and installation piece (17) respectively through a plurality of bolt rigid couplings.
3. The target ball inner wall protective coating coupling device of claim 2, wherein: a limiting section (18) is fixedly arranged between the target ball connecting piece (16) and the positioning section (11), and one end of the outer connecting module (22) is attached to the end face of the limiting section (18).
4. A target ball inner wall shield coupling assembly as claimed in claim 1, 2 or 3 wherein: the inner side of each elastic sheet (21-2) is fixedly provided with a strutting block (21-5), one end part of the main sleeve body (31) far away from the spring (32) is provided with a plurality of ejector rods (31-2), the number of the ejector rods (31-2) is equal to that of the elastic sheets (21-2), the width of each ejector rod (31-2) along the circumferential direction of the ejector rod is smaller than the distance between two adjacent strutting blocks (21-5), and the width of each strutting block (21-5) along the circumferential direction of the strutting block is smaller than the distance between two adjacent ejector rods (31-2).
5. The target ball inner wall protective coating coupling device of claim 4, wherein: one side surface of each propping block (21-5) close to the central axis of the first positioning cylinder (21-1) and one side surface of each ejector rod (31-2) matched with the propping block (21-5) are both cambered surfaces.
6. The target ball inner wall shield coupling assembly of claim 1, 2, 3 or 5, wherein: the second external spline (21-4) is fixedly connected with the second internal spline (22-2) through an elastic pin (23).
7. The target ball inner wall protective coating coupling device of claim 6, wherein: an annular groove (21-12) is machined in the outer wall of the first positioning cylinder (21-1) along the circumferential direction of the first positioning cylinder, and the outer connecting module (22) and the spline sleeve (33) are respectively located on two sides of the annular groove (21-12).
8. A target ball inner wall armor coupling assembly according to claim 1, 2, 3, 5 or 7, wherein: a plurality of key tenons (14-1) are machined at one end part of the top shaft (14) close to the clamping jaws (34), and the number of the key tenons (14-1) is equal to that of the clamping jaws (34).
9. The target ball inner wall protective coating coupling device of claim 8, wherein: the grabbing assembly (3) further comprises an outer locking nut (37) and an inner locking nut (38), the spline sleeve (33) is fixedly arranged on the main sleeve body (31) through the outer locking nut (37), and the spring (32) is fixedly arranged inside the main sleeve body (31) through the inner locking nut (38).
10. A target ball inner wall shield coupling arrangement as claimed in claim 1 or 2 or 3 or 5 or 7 or 9 wherein: the clamping jaws (34) are uniformly distributed, and the spring pieces (21-2) are uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910168381.7A CN109935347B (en) | 2019-03-06 | 2019-03-06 | Target ball inner wall protective layer connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910168381.7A CN109935347B (en) | 2019-03-06 | 2019-03-06 | Target ball inner wall protective layer connecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109935347A CN109935347A (en) | 2019-06-25 |
| CN109935347B true CN109935347B (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910168381.7A Active CN109935347B (en) | 2019-03-06 | 2019-03-06 | Target ball inner wall protective layer connecting device |
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