CN115864274B - Corrosion-resistant stable strain clamp and clamping method thereof - Google Patents
Corrosion-resistant stable strain clamp and clamping method thereof Download PDFInfo
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- CN115864274B CN115864274B CN202310046303.6A CN202310046303A CN115864274B CN 115864274 B CN115864274 B CN 115864274B CN 202310046303 A CN202310046303 A CN 202310046303A CN 115864274 B CN115864274 B CN 115864274B
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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
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Abstract
The invention discloses a corrosion-resistant stable strain clamp and a clamping method thereof, comprising a shell, a movable block and a guide metal rod; the left end face and the right end face of the shell are coaxially provided with wire inlet holes, and the middle position in the shell is provided with a baffle plate which is divided into two parts left and right; the left side surface and the right side surface of the partition plate are respectively horizontally and transversely provided with a plurality of guide metal rods along the circumferential direction, the inside of the shell is symmetrically sleeved with movable blocks in a left-right mode, the movable blocks are sleeved on the corresponding guide metal rods in a sliding mode, and a clamping space is formed in one side, close to the wire inlet hole, of the movable blocks; a first clamping mechanism is arranged on one side, close to the partition board, of the movable block, a second clamping mechanism is arranged on one side, far away from the partition board, of the movable block, and locking mechanisms are arranged on the left end face and the right end face of the shell; the left cable and the right cable penetrate through the wire inlet holes at two ends of the shell, and are locked and fixed through the locking mechanism after being clamped twice through the first clamping mechanism and the second clamping mechanism. The invention is convenient for the communication between the left cable and the right cable, and has good fixing effect.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a corrosion-resistant stable strain clamp and a clamping method thereof.
Background
The strain clamp is used for fixing a wire to bear the tension of the wire, and hanging the wire to a strain string or a hardware fitting on a tower, and is used for corner connection and connection of terminals. The spiral aluminum-clad steel wire has extremely strong tensile strength, no concentrated stress and plays roles in protecting and assisting in damping the cable; the strain clamp can be used as a conductor besides bearing all the tensile force of a wire or a lightning conductor.
The strain clamp is widely used in power transmission and distribution lines, an insulating layer is firstly stripped at a proper position of a wire when the bolt type strain clamp is installed, the wire is wrapped with aluminum wrapping tape and is placed into the strain clamp to be clamped, a wire tightener for a fixed pole pile is used for tightening the wire, then the strain clamp is fixed on a telegraph pole, the installation is generally complex, the tension of the wire cannot be born generally, and the disassembly is inconvenient. In addition, when the existing strain clamp is used, the electrochemical corrosion resistance effect is poor, because the electrode potential of iron is always lower than that of oxygen, the iron is a negative electrode and corroded, and is characterized in that a plurality of small bulges with different diameters are formed on the surface where oxygen corrosion occurs, and the secondary layer is a black powdery ulcer corrosion pit sinking strain clamp, so that the strain clamp is easy to damage. Therefore, the above problems need to be solved.
Disclosure of Invention
The invention aims to solve the technical problem of providing a corrosion-resistant stable strain clamp and a clamping method thereof, which are used for clamping a cable again through the cooperation of a clamping jaw claw piece and a clamping jaw outer diameter sleeve, clamping the cable again through the cooperation of a movable block, a supporting block and a wedge block, and then locking and fixing a left cable and a right cable with a shell respectively through a locking mechanism, so that the left cable and the right cable are convenient to communicate under the action of a guiding metal rod, the fixing effect is good, and the detachment phenomenon is prevented.
In order to solve the technical problems, the invention adopts the following technical scheme: the invention relates to a corrosion-resistant stable strain clamp, which has the innovation points that: comprises a shell, a movable block, a guiding metal rod, a first clamping mechanism, a second clamping mechanism and a locking mechanism; the shell is of a hollow cylinder structure which is horizontally and transversely arranged, and wire inlet holes matched with the cables are embedded and communicated with the left end surface and the right end surface of the shell coaxially; a partition board matched with the shell is coaxially sleeved in the middle position of the interior of the shell, and the interior of the shell is divided into two parts left and right through the partition board; a plurality of guide metal rods are horizontally and fixedly arranged at intervals in the left side surface and the right side surface of the partition plate and in the shell along the circumferential direction of the partition plate, cylindrical movable blocks are also sleeved in the shell at intervals corresponding to the two sides of the partition plate, each movable block is horizontally and transversely sleeved on the corresponding guide metal rod in a sliding manner, and a cylindrical clamping space for clamping a cable is also embedded in the shell at the side close to the corresponding wire inlet hole in a coaxial manner; a first clamping mechanism is arranged on one side, close to the partition board, of the clamping space of each movable block, a second clamping mechanism is arranged on one side, far away from the partition board, of the clamping space of each movable block, and locking mechanisms are arranged at positions of the left end surface and the right end surface of the shell, corresponding to the wire inlet holes; the left cable and the right cable respectively penetrate into clamping spaces of the corresponding movable blocks from wire inlet holes at two ends of the shell, and are respectively locked and fixed through a locking mechanism after being clamped twice through a first clamping mechanism and a second clamping mechanism, so that the left cable and the right cable are communicated;
The clamping action of each first clamping mechanism does not affect the horizontal and transverse sliding of the corresponding movable block along the guiding metal rod, and each first clamping mechanism comprises a clamping jaw claw piece, a clamping jaw seat and a clamping jaw outer diameter sleeve; a circular clamping jaw seat sliding groove is embedded and arranged in the clamping space of each movable block at one side close to the partition board in a coaxial way, and the inner diameter of each clamping jaw seat sliding groove is matched with the diameter of the clamping space of the corresponding movable block; the clamping space of each movable block is horizontally sleeved with a clamping jaw seat with a T-shaped section on one side close to the partition board, the small diameter end of each clamping jaw seat is horizontally arranged in a direction away from the partition board, the outer diameter of each clamping jaw seat is smaller than the diameter of the clamping space of the corresponding movable block, the large diameter end of each clamping jaw seat is matched with the corresponding clamping jaw seat sliding groove, is coaxially sleeved in the corresponding clamping jaw seat sliding groove, horizontally and transversely slides along the corresponding clamping jaw seat sliding groove, and further limits the horizontal and transverse sliding of the corresponding clamping jaw seat through the clamping jaw seat sliding groove; four elastic clamping jaw sheets are uniformly distributed at intervals in the circumferential direction relative to the center line of the small-diameter end of each clamping jaw seat, the tail part of each clamping jaw sheet is connected with the corresponding clamping jaw seat respectively, and clamping jaw guide grooves are also formed in the clamping space of each movable block in an embedded manner coaxially at positions close to the inner jaw walls of the corresponding clamping jaw sheets; the clamping space of each movable block is also coaxially sleeved with an annular clamping jaw outer diameter sleeve relative to the positions of the corresponding clamping jaw claw pieces and the clamping jaw seat, each clamping jaw outer diameter sleeve is arranged between the corresponding clamping jaw guide groove and the clamping jaw seat sliding groove, the inner diameter of each clamping jaw outer diameter sleeve takes the tail of the corresponding clamping jaw claw piece as a limit, the inner diameter of each clamping jaw outer diameter sleeve, which is far away from the partition board, is smaller than the inner diameter of each clamping jaw outer diameter, which is close to the partition board, and the inner diameter of each clamping jaw outer diameter sleeve is in circular arc transition at the limit of the clamping jaw outer diameter sleeve and the clamping jaw outer diameter sleeve; each clamping jaw claw piece is clamped between the inner diameter space of the corresponding clamping jaw outer diameter sleeve and the outer diameter space of one side of the clamping jaw seat close to the small diameter end, and inclined wedge-shaped self-locking surfaces are arranged at the matched positions of each clamping jaw claw piece, the corresponding clamping jaw seat and the clamping jaw outer diameter sleeve respectively; the left cable and the right cable respectively penetrate into clamping spaces of the corresponding movable blocks from the wire inlet holes at the two ends of the shell, the corresponding clamping jaw seats are pushed to horizontally and transversely move towards the direction of the partition plate, and then the heads of the clamping jaw claw sheets are respectively folded towards the center direction through the matching of the clamping jaw claw sheets and the corresponding clamping jaw outer diameter sleeve, and then the heads of the clamping jaw claw sheets are abutted and contacted with the corresponding cables to clamp and fix the cables once.
Preferably, a phosphate coating is coated on the outer surface of the shell, and an electroplated aluminum coating is further coated on the phosphate coating; the partition plate, each movable block and the guide metal rod are all conductive, a plurality of first springs are horizontally arranged between each movable block and the corresponding side surface of the partition plate at intervals along the circumferential direction of the movable block, and each first spring is arranged in a circular area surrounded by the guide metal rod at the corresponding side and is arranged in a non-interference manner with the corresponding guide metal rod; one end of each first spring is fixedly connected with one side surface, close to the partition plate, of the corresponding movable block, and the other end of each first spring is fixedly connected with the corresponding side surface of the partition plate, so that horizontal transverse sliding of the corresponding movable block is limited.
Preferably, each clamping jaw guide groove ensures that a space for opening a corresponding clamping jaw piece can be provided, and a guiding angle is arranged on each clamping jaw guide groove and a sliding guide part of the inner jaw wall of the clamping jaw piece; and a contact step surface is arranged between each clamping jaw claw piece and the corresponding inner hole step of the clamping jaw outer diameter sleeve, and the angle of the contact step surface is larger than 35 degrees.
Preferably, the device further comprises an annular spring; the tail of each clamping jaw claw piece is further embedded with a spring groove matched with the annular spring on one side of the clamping jaw outer diameter sleeve, the annular springs are coaxially arranged in the spring grooves on the same side, and in the primary clamping process, the heads of the clamping jaw claw pieces are further folded towards the center direction through the arc transition fit of the annular springs and the corresponding clamping jaw outer diameter sleeve, so that the primary clamping stability is ensured.
Preferably, the clamping action of each second clamping mechanism does not affect the horizontal and transverse sliding of the corresponding movable block along the guiding metal rod, and each second clamping mechanism comprises a propping block, a second spring, an arc-shaped sealing plate, an anti-slip strip and a wedge-shaped block; each abutting block is of a cylindrical structure, and the section of each abutting block is of a T shape; a plurality of round first sliding grooves are vertically embedded and arranged on one side, far away from the partition plate, of the outer circumferential surface of each movable block along the circumferential direction of the movable block at intervals, each first sliding groove is matched with the large-diameter end of the corresponding abutting block, and the first sliding grooves extend into the clamping space of the corresponding movable block along the radial direction of the movable block; an anti-slip strip is fixedly attached to the end face of one side of the large-diameter end, far away from the small-diameter end, of each abutting block, and each abutting block and each anti-slip strip have conductivity; each abutting block is coaxially sleeved in the corresponding first sliding groove, and the large-diameter end of each abutting block is arranged towards the clamping space direction close to the corresponding movable block and is in radial sliding connection with the corresponding first sliding groove along the corresponding movable block, so that the cable is clamped and fixed for the second time through abutting contact of the anti-slip strip and the corresponding cable; the small diameter end of each abutting block vertically extends out of the corresponding movable block, an annular arc-shaped sealing plate matched with the movable block is also attached and screwed at the position of the outer circumferential surface of each movable block relative to the first sliding groove, the inner diameter of each arc-shaped sealing plate is matched with the diameter of the small diameter end of the corresponding abutting block, and the small diameter end of each abutting block is respectively connected with the corresponding arc-shaped sealing plate in a sliding manner and is limited by the arc-shaped sealing plate; a plurality of second springs are uniformly distributed at intervals along the circumferential direction in the coverage area of the small diameter end of each abutting block relative to the large diameter end of each abutting block, one end of each second spring is fixedly connected with the large diameter end of the corresponding abutting block, the other end of each second spring is fixedly connected with the corresponding arc-shaped sealing plate, and the radial sliding of the corresponding abutting block is limited through the second springs, so that the small diameter end of each abutting block is contacted with the inner circumferential surface of the shell when the abutting block is in an initial state; wedge-shaped blocks are fixedly arranged on the inner circumferential surface of the shell at the positions corresponding to the small diameter ends of the abutting blocks, each wedge-shaped block is arranged on a horizontal transverse sliding path of the corresponding abutting block along with the movable block towards the direction of the partition plate, and does not interfere with the horizontal transverse sliding of the corresponding movable block, and the inclined surface of each wedge-shaped block is arranged on one side close to the small diameter end of the corresponding abutting block and is a high point of the inclined surface of the wedge-shaped block on one side close to the partition plate; in the horizontal transverse sliding process of the abutting block along with the movable block towards the direction of the partition plate, the small diameter end of the abutting block is contacted with the inclined surface of the corresponding wedge block, the abutting block is pushed to radially slide towards the clamping space direction of the corresponding movable block through the inclined surface, the inclined surface inclination angle of the wedge block is set, and the horizontal transverse sliding distance of the movable block is required to ensure that the radial sliding distance of the wedge block for pushing the abutting block is ensured, so that the anti-slip strip is in abutting contact with the corresponding cable.
Preferably, a plurality of brackets are uniformly distributed at intervals horizontally and transversely at the positions of the inner side surfaces of the left end and the right end of the shell relative to the wire inlet hole, and each bracket does not interfere the action of penetrating the cable into the shell and the horizontal and transverse sliding of the movable block; the one end that the entrance hole was kept away from at every the support still rotates respectively and connects and be equipped with the leading wheel, every the leading wheel all radially sets up along the shell, and its rotation direction is unanimous with the direction of advance of cable, and then through leading wheel and cable rolling contact, the action of penetrating the shell to left cable and right cable is directed and spacing.
Preferably, each locking mechanism comprises a guide tube, a conical locking mechanism, a rubber plug and a locking nut; a coaxial horizontal transverse fixed guide pipe is arranged at the position of the left end surface and the right end surface of the shell relative to the wire inlet hole, and the inner diameter of each guide pipe is matched with the corresponding wire inlet hole; a conical locking mechanism is further vertically arranged on the end face of one side, far away from the shell, of each guide tube, each conical locking mechanism is coaxially arranged with the corresponding guide tube, and the large end of each conical locking mechanism is fixedly connected with the end face of the corresponding end, corresponding to the guide tube; a rubber plug is sleeved in the conical locking mechanism coaxially, and each rubber plug is fastened in the corresponding conical locking mechanism through a locking nut; the left cable and the right cable respectively pass through the corresponding rubber plugs, the guide pipes and the wire inlet holes from the two ends of the shell in sequence in a coaxial mode, penetrate into the clamping space of the corresponding movable block, are clamped twice through the first clamping mechanism and the second clamping mechanism, are locked through the locking nuts, and are further respectively and fixedly connected with the corresponding guide pipes in a threaded mode.
Preferably, each conical locking mechanism is a hollow gripper structure capable of being tightened, and is uniformly distributed and arranged on the corresponding end surface of the corresponding guide tube at intervals along the circumferential direction of the guide tube, and is tightened towards the axial direction of the guide tube; the outer diameter of the large end of each conical locking mechanism is matched with the outer diameter of the corresponding guide pipe, and the outer surface of each conical locking mechanism is matched with the inner surface of the corresponding locking nut; each rubber plug is of a conical structure, and the outer surface of each rubber plug is matched with the inner surface of the corresponding conical locking mechanism; and through holes matched with the cables are vertically and vertically formed in the middle position of one side end surface of each rubber plug, external threads matched with the locking nuts are further formed on the outer circumferential surface of one side, far away from the shell, of each guide tube along the circumferential direction of the guide tube, and the cables are fixedly connected with the corresponding guide tubes through the cooperation of the external threads and the corresponding locking nuts.
The invention discloses a wire clamping method of a corrosion-resistant stable strain clamp, which is characterized by comprising the following steps of:
step one: firstly, a left cable and a right cable respectively pass through a corresponding rubber plug, a guide pipe and a wire inlet hole from two ends of a shell in a coaxial way in sequence, are guided and limited by guide wheels, and then penetrate into a clamping space of a corresponding movable block;
Step two: continuously moving the left cable and the right cable to be respectively contacted with the corresponding clamping jaw seats, pushing the corresponding clamping jaw seats to horizontally and transversely move towards the direction of the partition plate, and further respectively gathering the heads of the clamping jaw claw pieces towards the center direction through the cooperation of the clamping jaw claw pieces and the corresponding clamping jaw outer diameter sleeves, so as to respectively clamp and fix the left cable and the right cable once;
step three: continuously moving the left cable and the right cable, and limiting the horizontal transverse sliding of the corresponding clamping jaw seat through the clamping jaw seat sliding groove at the moment, so as to respectively drive the corresponding movable block to horizontally and transversely slide towards the direction of the partition plate;
step four: in the process that the movable block horizontally and transversely slides towards the direction of the partition plate, the wedge-shaped block inclined surface pushes the abutting block to radially slide towards the clamping space direction of the corresponding movable block, and then the left cable and the right cable are respectively clamped and fixed by abutting and contacting the anti-slip strip with the corresponding cable;
step five: through the cooperation of external screw thread and corresponding lock nut, with left cable and right cable respectively with correspond the stand pipe spiro union fixed, and then under the effect of direction metal stick, communicate between left cable and the right cable.
The invention has the beneficial effects that:
(1) According to the clamping jaw, the clamping jaw claw piece and the clamping jaw outer diameter sleeve are matched for clamping the cable again, the movable block, the abutting block and the wedge block are matched for clamping the cable again, and the left cable and the right cable are respectively locked and fixed with the shell through the locking mechanism, so that the left cable and the right cable are conveniently communicated under the action of the guiding metal rod, the fixing effect is good, and the detachment phenomenon is prevented;
(2) According to the clamping jaw, the annular spring and the clamping jaw outer diameter sleeve are matched, so that the capacity of clamping a cable by the clamping jaw piece is increased, and the clamping wire is more stable;
(3) The left cable and the right cable are convenient to penetrate into the shell through the matching use of the bracket and the guide wheel, and meanwhile, friction between the cable and the inner wall of the shell can be prevented in the penetrating process, so that the cable is prevented from being damaged due to excessive friction;
(4) According to the invention, the phosphate coating and the electroplated aluminum coating are sprayed, so that the electrochemical corrosion resistance of the device is improved, and the service life and the safety in use are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a corrosion-resistant stable strain clamp of the present invention.
Fig. 2 is a schematic diagram of the left cable and the right cable of the present invention in a clamped state.
FIG. 3 is a connection process diagram of the locking mechanism of the present invention.
Wherein, 1-the shell; 2-a separator; 3-a movable block; 4-guiding a metal rod; 5-left cable; 6-right cable; 7-clamping jaw pieces; 8-clamping jaw seats; 9-clamping jaw outer diameter sleeve; 10-ring springs; 11-a first spring; 12-abutting blocks; 13-a second spring; 14-arc-shaped sealing plates; 15-wedge blocks; 16-guide wheels; 17-a bracket; 18-a guide tube; 19-a conical locking mechanism; 20-a rubber plug; 21-a lock nut; 22-external threads; 23-clamping jaw guide slots; 24-jaw seat sliding groove.
Description of the embodiments
The technical scheme of the present invention will be clearly and completely described in the following detailed description.
The invention relates to a corrosion-resistant stable strain clamp which comprises a shell 1, a movable block 3, a guide metal rod 4, a first clamping mechanism, a second clamping mechanism and a locking mechanism, wherein the movable block is arranged on the shell; the concrete structure is shown in fig. 1-3, the shell 1 is of a hollow cylinder structure which is horizontally and transversely arranged, and wire inlet holes matched with cables are embedded and communicated coaxially at the left end surface and the right end surface of the shell; the middle position in the shell 1 is coaxially sleeved with the matched partition board 2, the inside of the shell 1 is divided into two parts left and right through the partition board 2, the left cable 5 and the right cable 6 conveniently penetrate into the shell 1 from the left end and the right end of the shell 1, and the left cable 5 and the right cable 6 are respectively clamped and fixed through the same structures in the left part and the right part of the shell 1, so that the communication between the left cable 5 and the right cable 6 is realized.
Specifically, a plurality of guide metal rods 4 are horizontally and fixedly arranged on the left side surface and the right side surface of a baffle plate 2 and in the shell 1 along the circumferential direction of the baffle plate at intervals, a cylindrical movable block 3 is sleeved and connected in the shell 1 at intervals coaxially and coaxially relative to the two sides of the baffle plate 2, as shown in figures 1-3, each movable block 3 is horizontally and transversely sleeved and connected on the corresponding side guide metal rod 4 in a sliding manner respectively, and a cylindrical clamping space for clamping a cable is also embedded and arranged coaxially at one side of the movable block close to a corresponding wire inlet hole; a first clamping mechanism is arranged on one side, close to the partition board 2, of each movable block 3 in the clamping space, a second clamping mechanism is arranged on one side, far away from the partition board 2, of each movable block 3 in the clamping space, and locking mechanisms are arranged at positions of the left end face and the right end face of the shell 1, corresponding to the wire inlet holes; according to the invention, the left cable 5 and the right cable 6 respectively penetrate into the clamping space corresponding to the movable block 3 from the wire inlet holes at the two ends of the shell 1, and are respectively locked and fixed through the locking mechanism after being clamped twice through the first clamping mechanism and the second clamping mechanism, so that the left cable 5 and the right cable 6 are communicated.
According to the invention, the phosphate coating is coated on the outer surface of the shell 1, and the electroplated aluminum coating is further coated on the phosphate coating, so that the electrochemical corrosion resistance of the device is improved through the cooperation of the phosphate coating and the electroplated aluminum coating, and the service life and the safety in use are further improved.
The clapboard 2, each movable block 3 and the guiding metal rod 4 have conductivity, a plurality of first springs 11 are horizontally arranged between each movable block 3 and the corresponding side surface of the clapboard 2 along the circumferential direction at intervals, as shown in fig. 1 and 2, each first spring 11 is arranged in a circular area surrounded by the corresponding side guiding metal rod 4 and is arranged in a non-interference way with the corresponding guiding metal rod 4; one end of each first spring 11 is fixedly connected with one side surface of the corresponding movable block 3 close to the partition plate 2, and the other end of each first spring is fixedly connected with the corresponding side surface of the partition plate 2, so that the horizontal transverse sliding of the corresponding movable block 3 is limited.
The clamping action of each first clamping mechanism does not affect the horizontal and transverse sliding of the corresponding movable block 3 along the guide metal rod 4, and each first clamping mechanism comprises a clamping jaw claw piece 7, a clamping jaw seat 8 and a clamping jaw outer diameter sleeve 9; as shown in fig. 1 and 2, a circular clamping jaw seat sliding groove 24 is also embedded in the clamping space of each movable block 3 at one side close to the partition plate 2 in a coaxial way, and the inner diameter of each clamping jaw seat sliding groove 24 is matched with the diameter of the clamping space of the corresponding movable block 3; clamping jaw seats 8 with T-shaped sections are horizontally sleeved on the side, close to the partition plate 2, of the clamping space of each movable block 3, small diameter ends of each clamping jaw seat 8 are horizontally arranged in a direction away from the partition plate 2, the outer diameter of each clamping jaw seat is smaller than the diameter of the clamping space of the corresponding movable block 3, large diameter ends of each clamping jaw seat 8 are matched with corresponding clamping jaw seat sliding grooves 24 respectively, are coaxially sleeved in the corresponding clamping jaw seat sliding grooves 24 respectively, horizontally and transversely slide along the corresponding clamping jaw seat sliding grooves 24, and then limit the horizontal and transverse sliding of the corresponding clamping jaw seats 8 through the clamping jaw seat sliding grooves 24;
As shown in fig. 1 and 2, four elastic clamping jaw sheets 7 are uniformly and horizontally arranged at intervals along the circumferential direction of the small diameter end of each clamping jaw seat 8 relative to the central axis of the small diameter end, the tail part of each clamping jaw sheet 7 is respectively connected with the corresponding clamping jaw seat 8, and clamping jaw guide grooves 23 are also formed in the clamping space of each movable block 3 at positions close to the inner jaw walls of the corresponding clamping jaw sheets 7 in an embedding manner; the clamping space of each movable block 3 is also coaxially sleeved with a circular clamping jaw outer diameter sleeve 9 relative to the positions of the corresponding clamping jaw claw pieces 7 and the clamping jaw seats 8, each clamping jaw outer diameter sleeve 9 is arranged between the corresponding clamping jaw guide groove 23 and the clamping jaw seat sliding groove 24, the inner diameter of each clamping jaw outer diameter sleeve 9 takes the tail of the corresponding clamping jaw piece 7 as a limit, the inner diameter of the side, far away from the partition plate 2, is smaller than the inner diameter of the side, close to the partition plate 2, of the clamping jaw outer diameter sleeve 9, and the inner diameter is in circular arc transition at the limit of the clamping jaw outer diameter sleeve 9 and the clamping jaw seat sliding groove;
as shown in fig. 1 and 2, each clamping jaw claw piece 7 is clamped between the inner diameter space of the corresponding clamping jaw outer diameter sleeve 9 and the outer diameter space of the clamping jaw seat 8 near the small diameter end side, and inclined wedge-shaped self-locking surfaces are arranged at the matching positions of each clamping jaw claw piece 7 and the corresponding clamping jaw seat 8 and the clamping jaw outer diameter sleeve 9 respectively; according to the invention, a left cable 5 and a right cable 6 respectively penetrate into clamping spaces of corresponding movable blocks 3 from wire inlet holes at two ends of a shell 1, a corresponding clamping jaw seat 8 is pushed to horizontally and transversely move towards the direction of a partition plate 2, and then the head of each clamping jaw claw 7 is respectively folded towards the center direction through the cooperation of the clamping jaw claw 7 and a corresponding clamping jaw outer diameter sleeve 9, and further the head of each clamping jaw claw 7 is in tight contact with the corresponding cable to clamp and fix the cable once.
Wherein each jaw guide groove 23 ensures that a space for opening the corresponding jaw piece 7 can be provided, and an introduction angle is provided in each jaw guide groove 23 and a sliding guide portion of the jaw wall in the jaw piece 7; a contact step surface is arranged between each clamping jaw claw piece 7 and the inner hole step of the corresponding clamping jaw outer diameter sleeve 9, and the angle of the contact step surface is larger than 35 degrees; as shown in fig. 1 and 2, a spring groove matched with the annular spring 10 is further embedded in one side of the tail part of each clamping jaw claw piece 7 close to the corresponding clamping jaw outer diameter sleeve 9, the annular springs 10 are coaxially arranged in the spring grooves on the same side, and in the primary clamping process, the heads of the clamping jaw claw pieces 7 are further folded towards the center direction through the transition fit of the annular springs 10 and the circular arcs of the corresponding clamping jaw outer diameter sleeves 9, so that the primary clamping stability is ensured.
The clamping action of each second clamping mechanism does not affect the horizontal and transverse sliding of the corresponding movable block 3 along the guiding metal rod 4, and each second clamping mechanism comprises a propping block 12, a second spring 13, an arc-shaped sealing plate 14, an anti-slip strip and a wedge-shaped block 15; as shown in fig. 1 and 2, each of the tightening blocks 12 has a cylindrical structure, and a T-shaped cross section; a plurality of round first sliding grooves are vertically embedded and arranged on one side of the outer circumference surface of each movable block 3 far away from the partition plate 2 along the circumferential direction at intervals, each first sliding groove is matched with the large-diameter end of the corresponding abutting block 12, and extends into the clamping space of the corresponding movable block 3 along the radial direction of the movable block 3; an anti-slip strip is fixedly attached to the end face of one side of the large diameter end, far away from the small diameter end, of each abutting block 12, and each abutting block 12 and the anti-slip strip have conductivity; each propping block 12 is coaxially sleeved in the corresponding first sliding groove, and the large-diameter end of each propping block is arranged towards the clamping space direction close to the corresponding movable block 3 and is respectively connected with the corresponding first sliding groove in a sliding way along the radial direction of the corresponding movable block 3, so that the cable is propped and contacted with the corresponding cable through the anti-slip strip to carry out secondary clamping and fixing;
As shown in fig. 1 and 2, the small diameter end of each abutting block 12 vertically extends out of the corresponding movable block 3, an annular arc-shaped sealing plate 14 matched with the movable block 3 is further attached to the outer circumferential surface of each movable block 3 at the position corresponding to the first sliding groove in a screwed manner, the inner diameter of each arc-shaped sealing plate 14 is matched with the diameter of the small diameter end of the corresponding abutting block 12, and the small diameter end of each abutting block 12 is respectively connected with the corresponding arc-shaped sealing plate 14 in a sliding manner and is limited by the arc-shaped sealing plate 14; a plurality of second springs 13 are uniformly distributed at intervals along the circumferential direction in the coverage area of the small diameter end of each abutting block 12 relative to the large diameter end of each abutting block, one end of each second spring 13 is fixedly connected with the large diameter end of the corresponding abutting block 12, the other end of each second spring is fixedly connected with the corresponding arc-shaped sealing plate 14, the radial sliding of the corresponding abutting block 12 is limited through the second springs 13, and the small diameter end of the abutting block 12 is ensured to be in contact with the inner circumferential surface of the shell 1 when the abutting block 12 is in an initial state;
as shown in fig. 1 and 2, a wedge-shaped block 15 is also fixedly arranged on the inner circumferential surface of the shell 1 at the position corresponding to the small diameter end of the abutting block 12, each wedge-shaped block 15 is arranged on a horizontal transverse sliding path of the corresponding abutting block 12 along with the movable block 3 towards the partition plate 2, and does not interfere with the horizontal transverse sliding of the corresponding movable block 3, and the inclined surface of each wedge-shaped block 15 is arranged on the side close to the small diameter end of the corresponding abutting block 12, and the side close to the partition plate 2 is a high point of the inclined surface; in the horizontal and transverse sliding process of the abutting block 12 along with the movable block 3 towards the direction of the partition plate 2, the small diameter end of the abutting block 12 is contacted with the inclined surface of the corresponding wedge block 15, so that the abutting block 12 is pushed by the inclined surface to slide radially towards the clamping space direction of the corresponding movable block 3, and the inclined surface inclination angle setting of the wedge block 15 and the horizontal and transverse sliding distance of the movable block 3 are both required to ensure that the radial sliding distance of the abutting block 12 pushed by the inclined surface of the wedge block 15 can enable the anti-slip strip to be in abutting contact with the corresponding cable.
The invention is also provided with a plurality of brackets 17 which are horizontally and fixedly arranged at intervals along the circumferential direction at the positions of the inner side surfaces of the left and right ends of the shell 1 relative to the wire inlet holes, and each bracket 17 does not interfere the action of penetrating the wire into the shell 1 and the horizontal and transverse sliding of the movable block 3; as shown in fig. 1 and 2, one end of each bracket 17 far away from the wire inlet hole is also respectively and rotatably connected with a guide wheel 16, each guide wheel 16 is radially arranged along the shell 1, and the rotating direction of each guide wheel 16 is consistent with the advancing direction of the wire, so that the guide wheels 16 are in rolling contact with the wire to guide and limit the action of penetrating the left wire 5 and the right wire 6 into the shell 1.
Each locking mechanism of the invention comprises a guide tube 18, a conical locking mechanism 19, a rubber plug 20 and a locking nut 21; as shown in fig. 1-3, guide pipes 18 are horizontally and transversely fixed at the positions of the left and right end surfaces of the shell 1 relative to the wire inlet holes in a coaxial manner, and the inner diameter of each guide pipe 18 is matched with the corresponding wire inlet hole; a conical locking mechanism 19 is also vertically arranged on the end face of one side of each guide tube 18 far away from the shell 1, each conical locking mechanism 19 is coaxially arranged with the corresponding guide tube 18, and the large end of each conical locking mechanism 19 is fixedly connected with the end face of the corresponding end of the corresponding guide tube 18; each conical locking mechanism 19 is of a hollow gripper structure capable of being tightened, is uniformly distributed and arranged on the corresponding end face of the corresponding guide tube 18 at intervals along the circumferential direction of the guide tube 18, and is tightened towards the axial direction of the guide tube 18; the outer diameter of the large end of each conical locking mechanism 19 is matched with the outer diameter of the corresponding guide tube 18, and the outer surface of each conical locking mechanism is matched with the inner surface of the corresponding locking nut 21;
A rubber plug 20 is also sleeved in the inner part of each conical locking mechanism 19 in a coaxial way, and each rubber plug 20 is respectively fastened in the corresponding conical locking mechanism 19 through a locking nut 21; as shown in fig. 1 to 3, each rubber stopper 20 has a tapered structure, and its outer surface matches with the inner surface of the corresponding tapered locking mechanism 19; a through hole matched with the cable is vertically and vertically formed in the middle position of one side end surface of each rubber plug 20, and an external thread 22 matched with a lock nut 21 is formed on the outer circumferential surface of one side of each guide tube 18 far away from the shell 1 along the circumferential direction. According to the invention, a left cable 5 and a right cable 6 respectively pass through a corresponding rubber plug 20, a guide pipe 18 and a wire inlet hole coaxially from two ends of a shell 1 in sequence, and penetrate into a clamping space corresponding to a movable block 3, and after being clamped twice by a first clamping mechanism and a second clamping mechanism, the left cable 5 and the right cable 6 are respectively screwed and fixed with the corresponding guide pipe 18 by matching an external thread 22 with a corresponding locking nut 21.
The invention discloses a wire clamping method of a corrosion-resistant stable strain clamp, which comprises the following steps of:
step one: firstly, the left cable 5 and the right cable 6 respectively pass through the corresponding rubber plug 20, the guide tube 18 and the wire inlet hole from the two ends of the shell 1 in a coaxial mode in sequence, and then penetrate into the clamping space of the corresponding movable block 3 after being guided and limited by the guide wheel 16.
Step two: the left cable 5 and the right cable 6 are continuously moved to be respectively contacted with the corresponding clamping jaw seats 8, the corresponding clamping jaw seats 8 are pushed to horizontally and transversely move towards the direction of the partition plate 2, and then the heads of the clamping jaw claw pieces 7 are respectively folded towards the center direction through the matching of the clamping jaw claw pieces 7 and the corresponding clamping jaw outer diameter sleeve 9, so that the left cable 5 and the right cable 6 are respectively clamped and fixed once.
Step three: the left cable 5 and the right cable 6 continue to move, and at the moment, the horizontal transverse sliding of the corresponding clamping jaw seat 8 is limited through the clamping jaw seat sliding groove 24, so that the corresponding movable block 3 is respectively driven to horizontally and transversely slide towards the direction of the partition plate 2.
Step four: in the process that the movable block 3 horizontally and transversely slides towards the direction of the partition plate 2, the wedge-shaped block 15 pushes the abutting block 12 to radially slide towards the clamping space direction of the corresponding movable block 3, and then the left cable 5 and the right cable 6 are respectively clamped and fixed by abutting and contacting the corresponding cable through the anti-slip strip.
Step five: through the cooperation of external screw thread 22 and corresponding lock nut 21, with left cable 5 and right cable 6 respectively with correspond the guide tube 18 spiro union fixed, and then under the effect of direction metal rod 4, realize the intercommunication between left cable 5 and the right cable 6.
The invention has the beneficial effects that:
(1) The clamping jaw claw piece 7 and the clamping jaw outer diameter sleeve 9 are matched to clamp the cable again, the movable block 3, the abutting block 12 and the wedge block 15 are matched to clamp the cable again, and the left cable 5 and the right cable 6 are respectively locked and fixed with the shell 1 through the locking mechanism, so that the left cable 5 and the right cable 6 are conveniently communicated under the action of the guiding metal rod 4, the fixing effect is good, and the detachment phenomenon is prevented;
(2) According to the invention, through the matching use of the annular spring 10 and the clamping jaw outer diameter sleeve 9, the cable clamping capacity of the clamping jaw claw piece 7 is increased, so that the clamping wire is more stable;
(3) The invention is convenient for the left cable 5 and the right cable 6 to penetrate into the shell 1 through the matching use of the bracket 17 and the guide wheel 16, and simultaneously the friction between the cable and the inner wall of the shell 1 can be prevented in the penetrating process, thereby avoiding the damage of the cable caused by excessive friction;
(4) According to the invention, the phosphate coating and the electroplated aluminum coating are sprayed, so that the electrochemical corrosion resistance of the device is improved, and the service life and the safety in use are improved.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and the present invention is not limited to the above embodiments, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention without departing from the design concept of the present invention should fall within the protection scope of the present invention, and the claimed technical content of the present invention is fully described in the claims.
Claims (9)
1. The utility model provides a corrosion-resistant stable strain clamp which characterized in that: comprises a shell, a movable block, a guiding metal rod, a first clamping mechanism, a second clamping mechanism and a locking mechanism; the shell is of a hollow cylinder structure which is horizontally and transversely arranged, and wire inlet holes matched with the cables are embedded and communicated with the left end surface and the right end surface of the shell coaxially; a partition board matched with the shell is coaxially sleeved in the middle position of the interior of the shell, and the interior of the shell is divided into two parts left and right through the partition board; a plurality of guide metal rods are horizontally and fixedly arranged at intervals in the left side surface and the right side surface of the partition plate and in the shell along the circumferential direction of the partition plate, cylindrical movable blocks are also sleeved in the shell at intervals corresponding to the two sides of the partition plate, each movable block is horizontally and transversely sleeved on the corresponding guide metal rod in a sliding manner, and a cylindrical clamping space for clamping a cable is also embedded in the shell at the side close to the corresponding wire inlet hole in a coaxial manner; a first clamping mechanism is arranged on one side, close to the partition board, of the clamping space of each movable block, a second clamping mechanism is arranged on one side, far away from the partition board, of the clamping space of each movable block, and locking mechanisms are arranged at positions of the left end surface and the right end surface of the shell, corresponding to the wire inlet holes; the left cable and the right cable respectively penetrate into clamping spaces of the corresponding movable blocks from wire inlet holes at two ends of the shell, and are respectively locked and fixed through a locking mechanism after being clamped twice through a first clamping mechanism and a second clamping mechanism, so that the left cable and the right cable are communicated;
The clamping action of each first clamping mechanism does not affect the horizontal and transverse sliding of the corresponding movable block along the guiding metal rod, and each first clamping mechanism comprises a clamping jaw claw piece, a clamping jaw seat and a clamping jaw outer diameter sleeve; a circular clamping jaw seat sliding groove is embedded and arranged in the clamping space of each movable block at one side close to the partition board in a coaxial way, and the inner diameter of each clamping jaw seat sliding groove is matched with the diameter of the clamping space of the corresponding movable block; the clamping space of each movable block is horizontally sleeved with a clamping jaw seat with a T-shaped section on one side close to the partition board, the small diameter end of each clamping jaw seat is horizontally arranged in a direction away from the partition board, the outer diameter of each clamping jaw seat is smaller than the diameter of the clamping space of the corresponding movable block, the large diameter end of each clamping jaw seat is matched with the corresponding clamping jaw seat sliding groove, is coaxially sleeved in the corresponding clamping jaw seat sliding groove, horizontally and transversely slides along the corresponding clamping jaw seat sliding groove, and further limits the horizontal and transverse sliding of the corresponding clamping jaw seat through the clamping jaw seat sliding groove; four elastic clamping jaw sheets are uniformly distributed at intervals in the circumferential direction relative to the center line of the small-diameter end of each clamping jaw seat, the tail part of each clamping jaw sheet is connected with the corresponding clamping jaw seat respectively, and clamping jaw guide grooves are also formed in the clamping space of each movable block in an embedded manner coaxially at positions close to the inner jaw walls of the corresponding clamping jaw sheets; the clamping space of each movable block is also coaxially sleeved with an annular clamping jaw outer diameter sleeve relative to the positions of the corresponding clamping jaw claw pieces and the clamping jaw seat, each clamping jaw outer diameter sleeve is arranged between the corresponding clamping jaw guide groove and the clamping jaw seat sliding groove, the inner diameter of each clamping jaw outer diameter sleeve takes the tail of the corresponding clamping jaw claw piece as a limit, the inner diameter of each clamping jaw outer diameter sleeve, which is far away from the partition board, is smaller than the inner diameter of each clamping jaw outer diameter, which is close to the partition board, and the inner diameter of each clamping jaw outer diameter sleeve is in circular arc transition at the limit of the clamping jaw outer diameter sleeve and the clamping jaw outer diameter sleeve; each clamping jaw claw piece is clamped between the inner diameter space of the corresponding clamping jaw outer diameter sleeve and the outer diameter space of one side of the clamping jaw seat close to the small diameter end, and inclined wedge-shaped self-locking surfaces are arranged at the matched positions of each clamping jaw claw piece, the corresponding clamping jaw seat and the clamping jaw outer diameter sleeve respectively; the left cable and the right cable respectively penetrate into clamping spaces of the corresponding movable blocks from the wire inlet holes at the two ends of the shell, the corresponding clamping jaw seats are pushed to horizontally and transversely move towards the direction of the partition plate, and then the heads of the clamping jaw claw sheets are respectively folded towards the center direction through the matching of the clamping jaw claw sheets and the corresponding clamping jaw outer diameter sleeve, and then the heads of the clamping jaw claw sheets are abutted and contacted with the corresponding cables to clamp and fix the cables once.
2. The corrosion resistant stable strain clamp of claim 1, wherein: a phosphate coating is coated on the outer surface of the shell, and an electroplated aluminum coating is also coated on the phosphate coating; the partition plate, each movable block and the guide metal rod are all conductive, a plurality of first springs are horizontally arranged between each movable block and the corresponding side surface of the partition plate at intervals along the circumferential direction of the movable block, and each first spring is arranged in a circular area surrounded by the guide metal rod at the corresponding side and is arranged in a non-interference manner with the corresponding guide metal rod; one end of each first spring is fixedly connected with one side surface, close to the partition plate, of the corresponding movable block, and the other end of each first spring is fixedly connected with the corresponding side surface of the partition plate, so that horizontal transverse sliding of the corresponding movable block is limited.
3. The corrosion resistant stable strain clamp of claim 1, wherein: each clamping jaw guide groove ensures that a space for opening a corresponding clamping jaw piece can be provided, and a guide angle is formed in each clamping jaw guide groove and a sliding guide part of the inner jaw wall of the clamping jaw piece; and a contact step surface is arranged between each clamping jaw claw piece and the corresponding inner hole step of the clamping jaw outer diameter sleeve, and the angle of the contact step surface is larger than 35 degrees.
4. The corrosion resistant stable strain clamp of claim 1, wherein: the device also comprises an annular spring; the tail of each clamping jaw claw piece is further embedded with a spring groove matched with the annular spring on one side of the clamping jaw outer diameter sleeve, the annular springs are coaxially arranged in the spring grooves on the same side, and in the primary clamping process, the heads of the clamping jaw claw pieces are further folded towards the center direction through the arc transition fit of the annular springs and the corresponding clamping jaw outer diameter sleeve, so that the primary clamping stability is ensured.
5. The corrosion resistant stable strain clamp of claim 1, wherein: the clamping action of each second clamping mechanism does not affect the horizontal and transverse sliding of the corresponding movable block along the guiding metal rod, and each second clamping mechanism comprises a supporting block, a second spring, an arc-shaped sealing plate, an anti-slip strip and a wedge-shaped block; each abutting block is of a cylindrical structure, and the section of each abutting block is of a T shape; a plurality of round first sliding grooves are vertically embedded and arranged on one side, far away from the partition plate, of the outer circumferential surface of each movable block along the circumferential direction of the movable block at intervals, each first sliding groove is matched with the large-diameter end of the corresponding abutting block, and the first sliding grooves extend into the clamping space of the corresponding movable block along the radial direction of the movable block; an anti-slip strip is fixedly attached to the end face of one side of the large-diameter end, far away from the small-diameter end, of each abutting block, and each abutting block and each anti-slip strip have conductivity; each abutting block is coaxially sleeved in the corresponding first sliding groove, and the large-diameter end of each abutting block is arranged towards the clamping space direction close to the corresponding movable block and is in radial sliding connection with the corresponding first sliding groove along the corresponding movable block, so that the cable is clamped and fixed for the second time through abutting contact of the anti-slip strip and the corresponding cable; the small diameter end of each abutting block vertically extends out of the corresponding movable block, an annular arc-shaped sealing plate matched with the movable block is also attached and screwed at the position of the outer circumferential surface of each movable block relative to the first sliding groove, the inner diameter of each arc-shaped sealing plate is matched with the diameter of the small diameter end of the corresponding abutting block, and the small diameter end of each abutting block is respectively connected with the corresponding arc-shaped sealing plate in a sliding manner and is limited by the arc-shaped sealing plate; a plurality of second springs are uniformly distributed at intervals along the circumferential direction in the coverage area of the small diameter end of each abutting block relative to the large diameter end of each abutting block, one end of each second spring is fixedly connected with the large diameter end of the corresponding abutting block, the other end of each second spring is fixedly connected with the corresponding arc-shaped sealing plate, and the radial sliding of the corresponding abutting block is limited through the second springs, so that the small diameter end of each abutting block is contacted with the inner circumferential surface of the shell when the abutting block is in an initial state; wedge-shaped blocks are fixedly arranged on the inner circumferential surface of the shell at the positions corresponding to the small diameter ends of the abutting blocks, each wedge-shaped block is arranged on a horizontal transverse sliding path of the corresponding abutting block along with the movable block towards the direction of the partition plate, and does not interfere with the horizontal transverse sliding of the corresponding movable block, and the inclined surface of each wedge-shaped block is arranged on one side close to the small diameter end of the corresponding abutting block and is a high point of the inclined surface of the wedge-shaped block on one side close to the partition plate; in the horizontal transverse sliding process of the abutting block along with the movable block towards the direction of the partition plate, the small diameter end of the abutting block is contacted with the inclined surface of the corresponding wedge block, the abutting block is pushed to radially slide towards the clamping space direction of the corresponding movable block through the inclined surface, the inclined surface inclination angle of the wedge block is set, and the horizontal transverse sliding distance of the movable block is required to ensure that the radial sliding distance of the wedge block for pushing the abutting block is ensured, so that the anti-slip strip is in abutting contact with the corresponding cable.
6. The corrosion resistant stable strain clamp of claim 1, wherein: a plurality of brackets are horizontally and fixedly arranged at the positions of the inner side surfaces of the left end and the right end of the shell relative to the wire inlet holes at intervals along the circumferential direction of the wire inlet holes, and each bracket does not interfere the action of penetrating the wire into the shell and the horizontal and transverse sliding of the movable block; the one end that the entrance hole was kept away from at every the support still rotates respectively and connects and be equipped with the leading wheel, every the leading wheel all radially sets up along the shell, and its rotation direction is unanimous with the direction of advance of cable, and then through leading wheel and cable rolling contact, the action of penetrating the shell to left cable and right cable is directed and spacing.
7. The corrosion resistant stable strain clamp of claim 1, wherein: each locking mechanism comprises a guide tube, a conical locking mechanism, a rubber plug and a locking nut; a coaxial horizontal transverse fixed guide pipe is arranged at the position of the left end surface and the right end surface of the shell relative to the wire inlet hole, and the inner diameter of each guide pipe is matched with the corresponding wire inlet hole; a conical locking mechanism is further vertically arranged on the end face of one side, far away from the shell, of each guide tube, each conical locking mechanism is coaxially arranged with the corresponding guide tube, and the large end of each conical locking mechanism is fixedly connected with the end face of the corresponding end, corresponding to the guide tube; a rubber plug is sleeved in the conical locking mechanism coaxially, and each rubber plug is fastened in the corresponding conical locking mechanism through a locking nut; the left cable and the right cable respectively pass through the corresponding rubber plugs, the guide pipes and the wire inlet holes from the two ends of the shell in sequence in a coaxial mode, penetrate into the clamping space of the corresponding movable block, are clamped twice through the first clamping mechanism and the second clamping mechanism, are locked through the locking nuts, and are further respectively and fixedly connected with the corresponding guide pipes in a threaded mode.
8. The corrosion resistant stable strain clamp of claim 7, wherein: each conical locking mechanism is a hollow gripper structure capable of being tightened, is uniformly distributed and arranged on the corresponding end face of the corresponding guide tube at intervals along the circumferential direction of the guide tube, and is tightened towards the axial direction of the guide tube; the outer diameter of the large end of each conical locking mechanism is matched with the outer diameter of the corresponding guide pipe, and the outer surface of each conical locking mechanism is matched with the inner surface of the corresponding locking nut; each rubber plug is of a conical structure, and the outer surface of each rubber plug is matched with the inner surface of the corresponding conical locking mechanism; and through holes matched with the cables are vertically and vertically formed in the middle position of one side end surface of each rubber plug, external threads matched with the locking nuts are further formed on the outer circumferential surface of one side, far away from the shell, of each guide tube along the circumferential direction of the guide tube, and the cables are fixedly connected with the corresponding guide tubes through the cooperation of the external threads and the corresponding locking nuts.
9. The wire clamping method of the corrosion-resistant stable strain clamp according to any one of claims 1 to 8, which is characterized by comprising the following steps:
Step one: firstly, a left cable and a right cable respectively pass through a corresponding rubber plug, a guide pipe and a wire inlet hole from two ends of a shell in a coaxial way in sequence, are guided and limited by guide wheels, and then penetrate into a clamping space of a corresponding movable block;
step two: continuously moving the left cable and the right cable to be respectively contacted with the corresponding clamping jaw seats, pushing the corresponding clamping jaw seats to horizontally and transversely move towards the direction of the partition plate, and further respectively gathering the heads of the clamping jaw claw pieces towards the center direction through the cooperation of the clamping jaw claw pieces and the corresponding clamping jaw outer diameter sleeves, so as to respectively clamp and fix the left cable and the right cable once;
step three: continuously moving the left cable and the right cable, and limiting the horizontal transverse sliding of the corresponding clamping jaw seat through the clamping jaw seat sliding groove at the moment, so as to respectively drive the corresponding movable block to horizontally and transversely slide towards the direction of the partition plate;
step four: in the process that the movable block horizontally and transversely slides towards the direction of the partition plate, the wedge-shaped block inclined surface pushes the abutting block to radially slide towards the clamping space direction of the corresponding movable block, and then the left cable and the right cable are respectively clamped and fixed by abutting and contacting the anti-slip strip with the corresponding cable;
Step five: through the cooperation of external screw thread and corresponding lock nut, with left cable and right cable respectively with correspond the stand pipe spiro union fixed, and then under the effect of direction metal stick, communicate between left cable and the right cable.
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| CN202310046303.6A CN115864274B (en) | 2023-01-31 | 2023-01-31 | Corrosion-resistant stable strain clamp and clamping method thereof |
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| CN218532828U (en) * | 2022-10-11 | 2023-02-28 | 江苏思维福特机械科技股份有限公司 | Self-locking main shaft pull claw mechanism |
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| JP2002355705A (en) * | 2001-05-30 | 2002-12-10 | Kuroda Precision Ind Ltd | Tool holder installation device |
| TW200740551A (en) * | 2006-04-26 | 2007-11-01 | Prec Machinery Res & Dev Ct | Champing mechanism for tool shank with pull stud |
| CN215746658U (en) * | 2021-09-02 | 2022-02-08 | 雷亿尔精密机械科技(常州)有限公司 | Ultrashort oil cylinder tensioning device for mounting milling head of machine tool |
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