CN211681551U - Abrasive flow polishing clamp for thin-wall cylindrical pipe - Google Patents
Abrasive flow polishing clamp for thin-wall cylindrical pipe Download PDFInfo
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- CN211681551U CN211681551U CN202020068959.XU CN202020068959U CN211681551U CN 211681551 U CN211681551 U CN 211681551U CN 202020068959 U CN202020068959 U CN 202020068959U CN 211681551 U CN211681551 U CN 211681551U
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Abstract
The utility model provides a thin-wall cylindrical pipe abrasive flow polishing clamp, which consists of a thin-wall cylindrical pipe clamp part and an abrasive flow inlet and outlet device, the thin-wall cylindrical pipe clamp is a flexible clamp, the thin-wall cylindrical pipe is matched and clamped on the working surface of a clamp body through V-shaped iron with a rubber pad arranged on the surface and double semicircular iron, the V-shaped iron and the double semicircular iron are fixed on the vertical surface of the clamp body through matching with two stepped circular shafts with variable-caliber springs, a handle is shaken during processing, the double semicircular iron is pushed forwards through a screw rod, the double semicircular iron is provided with a centering device, thereby a compression spring realizes clamping the thin-wall cylindrical pipe, the direction of the abrasive flow inlet and outlet pipe is adjusted through a four-rotating shaft mechanism, the rotating shaft mechanism is meshed through tooth profiles, an inlet pipe clamping device is provided with a spring adjusting opening, the clamping of an abrasive flow inlet pipe, the clamp is convenient to mount, simple and reliable to use and suitable for polishing the thin-wall cylindrical pipe by abrasive flow.
Description
Technical Field
The utility model relates to an anchor clamps field specifically is a thin wall cylinder pipe abrasive flow polishing anchor clamps.
Background
The thin-wall cylindrical pipe is one of parts of various precision machines and instruments, and is easy to deform and generate clamping damage during machining and clamping due to the characteristic of thin pipe wall, and the inner surface of the thin-wall cylindrical pipe is easy to damage and ablate by the traditional grinding, laser machining and other methods during polishing of the inner surface of the thin-wall cylindrical pipe, so that the clamp adopts a flexible clamping technology and a method for polishing the inner surface of the thin-wall cylindrical pipe by adopting abrasive flow, and aims to reduce the clamping damage and the machining damage of a workpiece so as to facilitate better polishing.
Abrasive Flow Machining (AFM), also known as extrusion honing, is a novel process technology for performing finish Machining such as surface polishing, chamfering and deburring on a workpiece under pressure by using a flowable viscoelastic polymer loaded with an Abrasive. The processing technology is particularly suitable for removing and polishing the burrs of the inaccessible areas such as complex surfaces of the inner cavity of the workpiece, internal crossed holes and the like.
The flexible clamping technology is based on the technology of processing workpiece appearance transition, and measures of a flexible criterion are as follows: the length of the constant cross-section rod is increased; the cross section mutation is avoided; and installing a buffer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a thin wall cylinder pipe abrasive flow polishing anchor clamps for solving the problem of pore wall polishing difficulty in the thin wall cylinder pipe work piece finish machining, utilize V-arrangement iron and two semi-circular iron and complex rubber pad realization flexible clamping with it, increase the lifting surface area of clamping work piece to reduce the work piece clamping damage, and utilize four pivot mechanism cooperation abrasive flow polishing processing technique, make the polishing softer, residual stress after the polishing effectively reduces.
In order to solve the technical problem, the utility model provides a following technical scheme: a thin-wall cylindrical pipe abrasive flow polishing clamp is characterized by comprising a thin-wall cylindrical pipe clamp and an abrasive flow inlet and outlet device, wherein the thin-wall cylindrical pipe clamp comprises a clamp body, an abrasive flow leakage plate, a clamp body bolt, a rubber pad matched with V-shaped iron, a rubber pad matched with double semi-circular iron, two stepped circular shafts, two variable-caliber springs, two clamp gaskets, two bolts and matched nuts, a handle frame and a cylindrical table screw rod and matched handle, the thin-wall cylindrical pipe clamp flexibly clamps a thin-wall cylindrical pipe, the V-shaped iron and the double semi-circular iron are called as two irons, the two irons are matched with the rubber pad to realize the effects of buffering and vibration isolation and friction increase on vibration generated during clamping the thin-wall cylindrical pipe and realize two-point and two-surface positioning during clamping the thin-wall cylindrical pipe, the abrasive flow inlet and outlet device comprises an abrasive flow inlet, an abrasive flow leaking trough, a bent pipe and a flow control valve, wherein the abrasive flow inlet and outlet consists of a four-rotating-shaft mechanism and a variable-diameter clamping device, and the abrasive flow outlet consists of a bent pipe and a flow control valve. The four-rotating-shaft mechanism consists of a connecting rod frame, a tooth-shaped sleeve, a spring and a bolt matched with the tooth-shaped sleeve, a tooth-head sleeve swing rod, a connecting shaft sleeve nut and a thread head swing rod, the variable caliber clamping device consists of two clamping sheets, a long screw matched with the long screw, two springs and nuts, and a short screw matched with the nuts, the abrasive flow inlet device realizes the clamping of the abrasive flow inlet pipe and the adjustment of the processing position and angle of the thin-wall cylindrical pipe, the flow control valve consists of a valve body, a valve core swinging plate and a switch handle, the flow control valve is matched with the abrasive flow leaking trough to realize the functions of accumulating small-capacity abrasive flow fluid and adjusting the flow rate of an abrasive flow outlet, the thin-wall cylindrical pipe abrasive flow polishing clamp is matched with a special workbench for use, so that the installation precision is ensured, and the operation stability of the thin-wall cylindrical pipe abrasive flow polishing clamp is improved.
Further, preferably, the clamp body is installed on the special workbench through a bolt, a threaded hole and a through hole are formed in the clamp body and used for installing a positioning device and a clamping device, two T-shaped grooves and abrasive particle flow leakage plate installation grooves are formed in the horizontal upper surface of the clamp body, the two T-shaped grooves are used for guiding and running stability of the double-semicircular iron during clamping and returning, and the abrasive particle flow leakage plate installation grooves are used for accurately installing the abrasive particle flow leakage plates and do not generate an interference effect on clamping and positioning of the thin-wall circular tube and running of the double-semicircular iron.
Further, as an optimization, the thin-wall cylindrical pipe is positioned by one-surface two-iron positioning mode, the two iron are a V-shaped iron and a double-semicircular iron which are matched with a rubber gasket, the double-semicircular iron realizes surface positioning contact on the thin-wall cylindrical pipe, so that the complete positioning of the thin-wall cylindrical pipe is realized, the rubber gasket is provided with a cylindrical rubber boss, the flexible clamping of the thin-wall cylindrical pipe is realized, the vibration generated during the clamping and abrasive particle flow polishing is reduced, the friction force of the clamping is increased, the stability of the clamping is realized, and the clamping damage to the thin-wall cylindrical pipe is reduced.
Further, preferably, the thin-wall cylindrical pipe clamp clamping and pushing device comprises two stepped circular shafts, two variable-caliber springs, two clamp gaskets, a handle frame and a matched handle of a cylindrical table screw rod, wherein one end of each of the two stepped circular shafts is arranged on the clamp body, the other parts are sequentially provided with a V-shaped iron, a rubber gasket matched with the V-shaped iron, a variable-caliber spring, a double-semicircular iron and a rubber gasket matched with the double-semicircular iron, the large-caliber part of the variable-caliber spring faces towards the V-shaped iron, so that the spring compression occupied area during clamping of the clamp is reduced, clamping of the thin-wall cylindrical pipe with a smaller caliber is realized, one ends of the two clamp gaskets and one ends of the two stepped circular shafts fix the back parts of the double-semicircular iron by using bolts and nuts, the other ends of the two clamp gaskets are matched with the cylindrical table screw rod, and the matched handle of the cylindrical table screw, the back of the double-semicircular iron is provided with a positioning hole, a handle is shaken during clamping, a cylindrical table screw rod penetrates through a handle frame and two clamp gaskets to feed forwards, the double-semicircular iron is pushed to move to compress a variable-caliber spring, the variable-caliber spring is matched with the V-shaped iron to clamp a workpiece, the clamping reliability is guaranteed due to the self-locking property of the cylindrical table screw rod, the handle is shaken in the opposite direction during disassembly, the cylindrical table screw rod moves backwards, and the extension assisting effect of the two variable-caliber springs is achieved, so that the workpiece can be disassembled quickly.
Further, preferably, the four-rotating-shaft mechanism comprises a connecting rod frame, a tooth-shaped sleeve, a spring and a bolt matched with the tooth-shaped sleeve, a tooth-head sleeve swing rod, a connecting shaft sleeve and a thread head swing rod, wherein an outer tooth-shaped table is arranged on the connecting rod frame, the tooth-shaped sleeve comprises a shaft sleeve and a shaft, the shaft sleeve is provided with an inner tooth-shaped table, the shaft end is provided with the outer tooth-shaped table close to the shaft sleeve, the other end is provided with a bolt hole, the inner tooth-shaped table in the tooth-shaped sleeve is meshed with the outer tooth-shaped table of the connecting rod frame to rotate around the outer tooth-shaped table, the tooth-head sleeve swing rod is arranged at the shaft end of the tooth-shaped sleeve and is meshed with the outer tooth-shaped table of the tooth-shaped sleeve to rotate around the outer tooth-shaped table, the spring and the bolt are arranged at the end of the tooth-shaped sleeve, the spring and, one end of the threaded head swing rod is provided with a threaded column, the other end of the threaded head swing rod is provided with a square groove and a screw through hole, and the end of the threaded column is installed on the connecting shaft sleeve and rotates around the connecting shaft sleeve, so that the function of adjusting the polishing angle of the abrasive flow is realized.
Further, preferably, the variable caliber clamping device consists of two clamping gaskets, a long screw rod matched with the clamping gasket, two springs and nuts, and a short screw rod matched with the nuts, the device is arranged at one end of a threaded head swing rod, the long screw is matched with a nut thereof and is arranged at a screw hole of the threaded head swing rod, a spring, two clamping pieces and a spring are sequentially arranged on a long screw rod, a cylindrical table is arranged at one end of each clamping piece, a through hole is arranged at the other end of each clamping piece, the cylindrical table is inserted into the square groove of the threaded head swing rod to realize the opening and closing of the two clamping gaskets for clamping the abrasive particle flow inlet pipe and the horizontal positioning of the two clamping gaskets, the spring realizes the free opening and closing angle and the fixing function of clamping and dismounting when the two clamping gaskets are clamped tightly, and the through hole ends of the two clamping gaskets are fixed with the short screw and the matching nut, so that the clamping of the abrasive flow inlet pipe is realized.
Further, as preferred, the abrasive particle stream outlet device comprises an abrasive particle stream leakage trough, a bent pipe and a flow control valve, wherein the abrasive particle stream leakage trough is installed on the horizontal lower surface of the clamp body, abrasive particle stream fluid leaked from the abrasive particle stream leakage plate is accumulated, a cylindrical external thread overflow port is arranged at the lower end of the abrasive particle stream leakage trough, internal threads are arranged at two ends of the bent pipe and installed on the cylindrical external thread overflow port of the abrasive particle stream leakage trough, cylindrical external threads are arranged at two ends of the valve body, a through hole is formed in the top of the valve body, the valve core swinging plate comprises a large cylindrical table and a thin cylindrical column, an external thread is arranged at one end of the thin cylindrical column, the cylindrical thread end of the valve core swinging plate penetrates through the through hole in the top of the valve body to be matched with the switch handle, when the handle is rotated, the valve core.
Drawings
FIG. 1 is a general schematic view of a polishing jig for abrasive flow of thin-walled cylindrical tubes
FIG. 2 is a schematic view of a variable-caliber clamping device
FIG. 3 is a schematic view of a threaded head swing link
FIG. 4 is a schematic view of a tooth head cover swing link
FIG. 5 is a schematic view of a tooth form sleeve
FIG. 6 is a schematic view of a connecting rod rest
FIG. 7 is a schematic cross-sectional view of a connecting rod rest
FIG. 8 is a schematic view of the clamp
FIG. 9 is a bottom view of the clamp body
FIG. 10 is a schematic view of a V-iron
FIG. 11 is a front view of a V-shaped iron fitted with a rubber gasket
FIG. 12 is a schematic view of the back of a V-shaped iron fitted with a rubber gasket
FIG. 13 is a schematic view of an abrasive flow-leaking plate
FIG. 14 is a front view of a double semicircular iron-fitted rubber gasket
FIG. 15 is a front view of a rubber gasket with a double semicircular iron fit
FIG. 16 is a schematic front view of a double semicircular iron
FIG. 17 is a schematic view of the back of a double semicircular iron
FIG. 18 is a schematic view of a flow control valve assembly
FIG. 19 is a schematic view of a flow control valve spool
FIG. 20 is a schematic view of a flow control valve handle
FIG. 21 is a schematic view of a clamp shim
In the figure: 1. an abrasive particle flow inlet pipe, 2, a variable-caliber clamping device, 2-1, two clamping jaws, 2-2, two springs, 2-3, a long screw, 2-4, a long screw nut, 2-5, a short screw nut, 2-6, a short screw, 3, a threaded head swing rod, 3-1, a thread table, 3-2, a threaded head swing rod hole, 3-3, a square groove, 4, a connecting shaft sleeve, 5, a tooth head sleeve swing rod, 5-1, a cylindrical tooth table, 5-2, a threaded through hole, 6, a tooth-shaped sleeve, 6-1, a shaft sleeve, 6-2, a tooth-shaped sleeve shaft end, 6-3, a shaft, 6-4, a shaft end internal threaded hole, 7, a connecting rod frame, 7-1, an external tooth table, 7-2, two symmetrical stepped threaded holes, 8, a clamp body, 8-1, Two threaded holes of a fixture body, 8-2 threaded through holes of four fixture bodies, 8-3T-shaped slotted holes, 8-4T-shaped grooves, 8-5 threaded holes of the fixture body, 8-6 threaded through holes of four fixture bodies, 8-7 threaded through holes of four fixture bodies, 9V-shaped iron, 9-1 threaded holes of V-shaped iron, 9-2 stepped through holes of V-shaped iron, 10 variable-caliber springs, 11 and V-shaped iron matched rubber gaskets, 11-1 threaded holes of the V-shaped iron matched rubber gaskets, 11-2 threaded holes of the V-shaped iron matched rubber gaskets, 12 cylindrical platforms of the V-shaped iron matched rubber gaskets, abrasive particle flow leakage plates, 13, double semicircular iron rubber gaskets, 13-1 threaded holes of double semicircular iron rubber gaskets, 13-2 threaded holes of the double semicircular iron rubber gaskets, 14, double semicircular iron, 14-1 threaded holes of the double semicircular iron rubber gaskets, 14-2 threaded holes of the double semicircular iron, The grinding wheel comprises a double-semicircular iron shaft hole, 14-2 parts, eight cylindrical holes, 14-3 parts, a double-semicircular iron positioning hole, 15 parts, a bent pipe, 16 parts, a flow control valve, 16-1 parts, a valve body, 16-2 parts, a valve core swinging plate, 16-3 parts, a switch handle, 17 parts, an abrasive particle flow leakage groove, 18 parts, two stepped circular shafts, 19 parts, four clamp body bolts, 20 parts, a handle frame, 21 parts, a cylindrical table screw rod, 22 parts, two clamp gaskets, 23 parts and a thin-wall cylindrical pipe workpiece
Detailed Description
The utility model provides a thin wall cylinder pipe abrasive flow polishing anchor clamps combines below the utility model discloses the embodiment in the accompanying drawing, right the utility model discloses technical scheme in the embodiment carries out clear, complete description, and the embodiment that obviously describes is only the utility model discloses a part embodiment, rather than whole embodiment. Based on the embodiments in the present invention, other embodiments obtained by a person of ordinary skill in the art without creative work all belong to the protection scope of the present invention.
The utility model discloses mainly constitute by two parts, be thin wall cylinder pipe anchor clamps part and grit respectively and flow in and out device part. The thin-wall cylindrical pipe clamp part consists of a clamp body (8), an abrasive particle flow leakage plate (12), clamp body bolts (19), a rubber pad (11) matched with a V-shaped iron (9), a rubber pad (13) matched with a double semicircular iron (14), two stepped circular shafts (18), two variable-caliber springs (10), two clamp gaskets (22), two nuts matched with the bolts, a handle frame (20) and a cylindrical table screw rod (21) matched with a handle, the thin-wall cylindrical pipe clamp part passes through four threaded holes (8-6) through the four clamp body bolts (19) and is installed on a special workbench, the clamp body (8) is provided with two threaded holes (8-1) for installing an abrasive particle flow inlet device and four threaded through holes (8-2) for fixing the V-shaped iron (9) and installing the two stepped circular shafts (18), a T-shaped slotted hole (8-3) for installing an abrasive particle flow leakage groove (17), two T-shaped grooves (8-4) for guiding and sliding a double semicircular iron (14), two threaded holes (8-5) for installing a handle frame (20), four threaded through holes (8-6), a clamp body (8) arranged on a special workbench, the V-shaped iron (9) provided with two threaded holes (9-1) and two stepped through holes (9-2) and arranged at the position of the vertical surface hole (8-2) of the clamp body (8) through two screws, two cylindrical platforms (11-2) on a rubber pad (11) matched with the V-shaped iron are arranged at the positions of the two threaded holes (9-1) on the V-shaped iron (9), two stepped circular shafts (18) provided with steps, one end of each of the two stepped circular shafts is arranged in the stepped through hole (9-2) of the V-shaped iron (9), the other end is provided with a through hole, the large-caliber ends of the two variable-caliber springs (10) face towards the V-shaped iron (9) and are respectively arranged on the two stepped circular shafts (18), then eight cylindrical platforms (13-2) on the rubber pads (13) are arranged at eight cylindrical holes (14-2) on the double semicircular iron (14), then the rubber pads (13) matched with the double semicircular iron (14) are arranged at the other shaft ends of the two stepped circular shafts (18), two clamp gaskets (22) are arranged at the back parts of the double semicircular iron (14) and at the other shaft ends of the two stepped circular shafts (18), the two clamp gaskets (22) are provided with holes (22-1) and (22-2), the holes (22-1) are aligned to the through hole ends of the two stepped circular shafts (18) and are matched with bolts and nuts for fixation, then a handle frame (20) and a cylindrical platform screw rod (21) are arranged to be matched with a handle, the handle frame (20) is provided with two threaded holes and is matched with screws to be arranged at two threaded holes (8-5) on the clamp body (8), finally, the cylindrical table screw rod (21) and the matched handle sequentially penetrate through the handle frame (20) and holes (22-2) on two clamp gaskets (22) to be aligned with a positioning hole (14-3) on the double semicircular iron (14), and the positioning hole (14-3) is arranged for positioning the cylindrical table screw rod (21) when the handle is shaken, so that the integral installation work of the thin-wall cylindrical pipe clamp part is realized.
The abrasive particle flow inlet and outlet device part comprises an abrasive particle flow inlet, an abrasive particle flow leaking trough (17), a bent pipe (15) and a flow control valve (16), wherein the abrasive particle flow inlet and outlet device part comprises an abrasive particle flow inlet, an abrasive particle flow leaking trough (17) and the abrasive particle flow outlet, and the abrasive particle flow inlet and outlet device consists of a four-rotating-shaft mechanism and a variable-caliber clamping device. The four-rotating-shaft mechanism consists of a connecting rod frame (7), a tooth-shaped sleeve (6), a spring and a bolt matched with the tooth-shaped sleeve (6), a tooth head sleeve swing rod (5), a connecting shaft sleeve (4), a connecting shaft sleeve nut and a threaded head swing rod (3), wherein two symmetrical step threaded holes (7-2) are formed in the connecting rod frame (7), the two symmetrical step threaded holes (7-2) are aligned to two threaded holes (8-1) in a clamp body (8) during installation and fixed by using the matched bolt, the shaft sleeve (6-1) of the tooth-shaped sleeve (6) is installed at an external tooth-shaped platform (7-1) of the connecting rod frame (7), a cylindrical tooth platform (5-1) of the tooth head sleeve swing rod (5) is installed at the shaft end (6-2) of the tooth-shaped sleeve (6), the spring is installed at the shaft end part of the tooth-shaped sleeve (6), and the screw is installed and fixed at an internal threaded hole, the connecting shaft sleeve (4) is arranged at a threaded through hole (5-2) of a gear head sleeve swing rod (5), the thread head swing rod (3) is arranged at the connecting shaft sleeve (4), the other end of the thread head swing rod (3) is provided with a variable-caliber clamping device (2), the variable-caliber clamping device is composed of two clamping pieces (2-1), a long screw (2-3) matched with the two clamping pieces (2-2) and a nut (2-4), and a short screw (2-6) matched with the short screw (2-5), one end of each clamping piece (2-1) is provided with a cylindrical table, the other end of each clamping piece is provided with a threaded through hole, the long screw (2-3) is arranged at the hole (3-2) of the thread head swing rod (3), and then the spring (2-2), two gaskets (2-1) and the other gaskets are sequentially arranged, A spring (2-2) and a nut (2-4), the cylindrical table ends of the two clamping sheets (2-1) are inserted into the square groove (3-3) of the threaded head swing rod (3), the threaded through hole end of the abrasive particle flow leaking trough is fixed by a short screw rod (2-6) and a nut (2-5) in a matching way, four threaded holes and an abrasive particle flow fluid outlet are arranged on the abrasive particle flow leaking trough (17), four threaded holes (8-7) corresponding to the horizontal lower surface of the clamp body (8) are matched with screws for fixation, one end of the elbow (15) is arranged at the outlet of the abrasive flow leaking groove (17) and the abrasive flow fluid, the other end is provided with a flow control valve (16), the flow control valve (16) consists of a valve body (16-1), a valve core swinging plate (16-2) and a switch handle (16-3), and the process is the installation process of the part of the clamp abrasive particle flow inlet and outlet device.
When the clamp is operated, firstly, the clamp part of the thin-wall cylindrical pipe is operated, firstly, a thin-wall cylindrical pipe workpiece is vertically placed, then the handle is rotated, the cylindrical table screw rod (21) is fed forwards, the double semicircular iron (14) is pushed to move forwards along the two T-shaped grooves (8-4), the two variable caliber springs (10) are compressed, the double semicircular iron (14) and the V-shaped iron (9) are matched to clamp the thin-wall cylindrical pipe workpiece, and then the handle is loosened.
Next, operating the part of the abrasive flow inlet and outlet device, loosening the screw (2-5) and the nut (2-6) of the variable-caliber clamping device (2), clamping the abrasive flow inlet pipe (1), then the screw (2-5) and the nut (2-6) are screwed down, each joint of the four-rotating-shaft mechanism is rotated, the proper abrasive flow inlet pipe station is adjusted, when the relative position of the tooth-shaped sleeve (6) and the tooth head sleeve swing rod (5) is adjusted, the tooth head sleeve swing rod (5) is pulled backwards when the rotation direction is needed, the spring is compressed, the tooth head sleeve swing rod (5) rotates by a proper angle, the hand is loosened, the spring is reset, the cylindrical tooth table (5-1) of the tooth head sleeve swing rod (5) is meshed with the outer tooth table (6-2) of the tooth-shaped sleeve (6) to achieve the purpose of rotation direction, and adjusting the flow control valve according to actual production requirements, and finally opening the abrasive flow fluid inlet to perform abrasive flow polishing treatment on the thin-wall cylindrical pipe workpiece.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A thin-wall cylindrical pipe abrasive flow polishing clamp is characterized by comprising a thin-wall cylindrical pipe clamp and an abrasive flow inlet and outlet device, wherein the thin-wall cylindrical pipe clamp comprises a clamp body, an abrasive flow leakage plate, a clamp body bolt, a rubber pad matched with V-shaped iron, a rubber pad matched with double semi-circular iron, two stepped circular shafts, two variable-caliber springs, two clamp gaskets, two bolts and matched nuts, a handle frame and a cylindrical table screw rod and matched handle, the thin-wall cylindrical pipe clamp flexibly clamps a thin-wall cylindrical pipe, the V-shaped iron and the double semi-circular iron are called as two irons, the two irons are matched with the rubber pad to realize the effects of buffering and vibration isolation and friction increase on vibration generated during clamping the thin-wall cylindrical pipe and realize two-point and two-surface positioning during clamping the thin-wall cylindrical pipe, the abrasive particle flow inlet and outlet device comprises a connecting rod frame, a tooth-shaped sleeve, a tooth head sleeve, a swing rod, a connecting shaft sleeve nut and a threaded head swing rod, the variable-caliber clamping device comprises two clamping pieces, a long screw, two springs and nuts matched with the long screw and a short screw, the abrasive particle flow inlet device is used for clamping the abrasive particle flow inlet pipe and adjusting the processing position and angle of the thin-wall cylindrical pipe, the flow control valve comprises a valve body, a valve core swing plate and a switch handle, and the flow control valve is matched with the abrasive particle flow leakage tank to accumulate small-capacity abrasive particle flow fluid and adjust the processing position and angle of the thin-wall cylindrical pipe The abrasive flow outlet flow speed of the thin-wall cylindrical pipe is reduced, and the thin-wall cylindrical pipe abrasive flow polishing clamp is matched with a special workbench to be used, so that the installation precision is ensured, and the operation stability of the thin-wall cylindrical pipe abrasive flow polishing clamp is improved.
2. The abrasive particle flow polishing clamp for the thin-walled cylindrical pipe according to claim 1, wherein: the clamp is characterized in that the clamp body is installed on a special workbench through a bolt, a threaded hole and a through hole are formed in the clamp body and used for installing a positioning device and a clamping device, two T-shaped grooves and abrasive particle flow leakage plate installation grooves are formed in the horizontal upper surface of the clamp body, the two T-shaped grooves are used for guiding and running stability of the double-semicircular iron during clamping and returning, and the abrasive particle flow leakage plate installation grooves are used for accurately installing the abrasive particle flow leakage plate and do not generate an interference effect on clamping and positioning of the thin-wall cylindrical pipe and running of the double-semicircular iron.
3. The abrasive particle flow polishing clamp for the thin-walled cylindrical pipe according to claim 1, wherein: the positioning mode of the thin-wall cylindrical pipe is that two irons are positioned at one side, the two irons are a V-shaped iron and a double semi-circular iron which are matched with a rubber gasket, the double semi-circular iron realizes surface positioning contact of the thin-wall cylindrical pipe, so that the complete positioning of the thin-wall cylindrical pipe is realized, the rubber gasket is provided with a cylindrical rubber boss, the flexible clamping of the thin-wall cylindrical pipe is realized, the vibration generated during the clamping and abrasive flow polishing is reduced, the friction force of the clamping is increased, the stability of the clamping is realized, and the clamping damage to the thin-wall cylindrical pipe is reduced.
4. The abrasive particle flow polishing clamp for the thin-walled cylindrical pipe according to claim 1, wherein: the clamping and pushing device for the thin-wall cylindrical pipe clamp comprises two stepped circular shafts, two variable-caliber springs, two clamp gaskets, a handle frame and a cylindrical table screw matched with the stepped circular shafts, wherein one ends of the two stepped circular shafts are arranged on the clamp body, the other parts are sequentially provided with V-shaped iron, a rubber gasket matched with the V-shaped iron, the variable-caliber springs, double semicircular irons and rubber gaskets matched with the double semicircular irons, the large-caliber parts of the variable-caliber springs face towards the V-shaped iron, so that the occupied area of the springs is reduced when the clamp is clamped, the clamping of the thin-wall cylindrical pipe with smaller caliber is realized, one ends of the two clamp gaskets and one ends of the two stepped circular shafts are used for fixing the back parts of the double semicircular irons through bolts and nuts, the other ends of the two clamp gaskets are matched with the cylindrical table screw, the cylindrical table screw and the matched handle are arranged on the horizontal upper surface of the clamp body, when the clamping is carried out, the handle is shaken, the cylindrical table screw rod penetrates through the handle frame and the two clamp gaskets to feed forwards, the double semicircular iron is pushed to move and compress the variable-diameter springs, the workpiece is clamped through matching with the V-shaped iron, the clamping reliability is guaranteed due to the self-locking performance of the cylindrical table screw rod, the handle is shaken in the opposite direction during the disassembling, the cylindrical table screw rod moves backwards, the extending assistance effect of the two variable-diameter springs is achieved, and the workpiece is quickly disassembled.
5. The abrasive particle flow polishing clamp for the thin-walled cylindrical pipe according to claim 1, wherein: the four-rotating-shaft mechanism comprises a connecting rod frame, a tooth-shaped sleeve, a spring and a bolt matched with the tooth-shaped sleeve, a tooth head sleeve swing rod, a connecting shaft sleeve and a thread head swing rod, wherein an outer tooth-shaped table is arranged on the connecting rod frame, the tooth-shaped sleeve comprises a shaft sleeve and a shaft, the shaft sleeve is provided with an inner tooth-shaped table, the shaft end is provided with the outer tooth-shaped table close to the shaft sleeve, the other end is provided with a bolt hole, the inner tooth-shaped table in the tooth-shaped sleeve is meshed with the outer tooth-shaped table of the connecting rod frame and rotates around the outer tooth-shaped table, the tooth head sleeve swing rod is arranged at the shaft end of the tooth-shaped sleeve and is meshed with the outer tooth-shaped table of the tooth-shaped sleeve and rotates around the outer tooth-shaped table, the spring and the bolt are arranged at the end of the tooth head sleeve, the spring and the bolt, one end of the threaded head swing rod is provided with a threaded column, the other end of the threaded head swing rod is provided with a square groove and a screw through hole, and the end of the threaded column is installed on the connecting shaft sleeve and rotates around the connecting shaft sleeve, so that the function of adjusting the polishing angle of the abrasive flow is realized.
6. The abrasive particle flow polishing clamp for the thin-walled cylindrical pipe according to claim 1, wherein: the variable caliber clamping device consists of two clamping gaskets, a long screw rod matched with the clamping gaskets, two springs and nuts, and a short screw rod matched with the nuts, the device is arranged at one end of a threaded head swing rod, the long screw is matched with a nut thereof and is arranged at a screw hole of the threaded head swing rod, a spring, two clamping pieces and a spring are sequentially arranged on a long screw rod, a cylindrical table is arranged at one end of each clamping piece, a through hole is arranged at the other end of each clamping piece, the cylindrical table is inserted into the square groove of the threaded head swing rod to realize the opening and closing of the two clamping gaskets for clamping the abrasive particle flow inlet pipe and the horizontal positioning of the two clamping gaskets, the spring realizes the free opening and closing angle and the fixing function of clamping and dismounting when the two clamping gaskets are clamped tightly, and the through hole ends of the two clamping gaskets are fixed with the short screw and the matching nut, so that the clamping of the abrasive flow inlet pipe is realized.
7. The abrasive particle flow polishing clamp for the thin-walled cylindrical pipe according to claim 1, wherein: the abrasive particle flow outlet device is composed of an abrasive particle flow leaking trough, a bent pipe and a flow control valve, wherein the abrasive particle flow leaking trough is installed on the horizontal lower surface of the clamp body, abrasive particle flow leaking from the abrasive particle flow leaking plate is accumulated, a cylindrical external thread overflow port is formed in the lower end of the abrasive particle flow leaking trough, internal threads are formed in the two ends of the bent pipe and installed on the cylindrical external thread overflow port of the abrasive particle flow leaking plate, cylindrical external threads are formed in the two ends of the valve body, a through hole is formed in the top of the valve body, a valve core swinging plate is composed of a large cylindrical table and a thin cylindrical column, an external thread is formed in one end of the thin cylindrical column, the cylindrical thread end of the thin cylindrical column penetrates through the through hole in the top of the valve body to be matched with a switch handle, the valve core swinging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068959.XU CN211681551U (en) | 2020-01-15 | 2020-01-15 | Abrasive flow polishing clamp for thin-wall cylindrical pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020068959.XU CN211681551U (en) | 2020-01-15 | 2020-01-15 | Abrasive flow polishing clamp for thin-wall cylindrical pipe |
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| CN211681551U true CN211681551U (en) | 2020-10-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792769A (en) * | 2020-12-31 | 2021-05-14 | 句容志新精密五金零件有限公司 | A supplementary assembly jig for locomotive bowl group |
| CN112917371A (en) * | 2021-02-05 | 2021-06-08 | 浙江东泰阀门有限公司 | Valve core deburring device convenient to clean for valve machining |
-
2020
- 2020-01-15 CN CN202020068959.XU patent/CN211681551U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112792769A (en) * | 2020-12-31 | 2021-05-14 | 句容志新精密五金零件有限公司 | A supplementary assembly jig for locomotive bowl group |
| CN112917371A (en) * | 2021-02-05 | 2021-06-08 | 浙江东泰阀门有限公司 | Valve core deburring device convenient to clean for valve machining |
| CN112917371B (en) * | 2021-02-05 | 2022-08-19 | 浙江东泰阀门有限公司 | Valve core deburring device convenient to clean for valve machining |
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