CN218802654U - Synchronous belt inner support shaping mechanism - Google Patents

Synchronous belt inner support shaping mechanism Download PDF

Info

Publication number
CN218802654U
CN218802654U CN202223374110.3U CN202223374110U CN218802654U CN 218802654 U CN218802654 U CN 218802654U CN 202223374110 U CN202223374110 U CN 202223374110U CN 218802654 U CN218802654 U CN 218802654U
Authority
CN
China
Prior art keywords
plate
supporting
mounting
synchronous belt
block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202223374110.3U
Other languages
Chinese (zh)
Inventor
冯晓平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Shuangxiao Mould Manufacturing Co ltd
Original Assignee
Wuxi Shuangxiao Mould Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Shuangxiao Mould Manufacturing Co ltd filed Critical Wuxi Shuangxiao Mould Manufacturing Co ltd
Priority to CN202223374110.3U priority Critical patent/CN218802654U/en
Application granted granted Critical
Publication of CN218802654U publication Critical patent/CN218802654U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Landscapes

  • Load-Engaging Elements For Cranes (AREA)

Abstract

The utility model discloses a hold-in range internal stay forming mechanism, its technical scheme main points are: the device comprises a supporting plate, wherein a supporting mechanism is arranged on the supporting plate; the supporting mechanism comprises an installation block, the inner four corners of the lower part of the installation block are respectively connected with a spring, the other end of the spring is provided with a connecting plate, a supporting rod is welded on the connecting plate, and the end parts of the supporting rods are all connected with elastic abutting plates; the movable plate is installed on the upper portion of the middle of the installation block, the movable plate is connected with the fixed abutting plate through the supporting block, double-threaded screws are installed on two sides of the installation block, two ends of each double-threaded screw are respectively in threaded connection with a movable block, and the movable blocks at the two ends are connected with the fixed abutting plate through a first adjusting rod and a second adjusting rod. The utility model discloses can enough carry out the tight regulation to the hold-in range body, also be convenient for carry out the outrigger, be convenient for carry out the processing operation.

Description

Synchronous belt inner support shaping mechanism
Technical Field
The utility model relates to a hold-in range field, in particular to hold-in range internal stay forming mechanism.
Background
The synchronous belt is an annular belt made of polyurethane or chloroprene rubber and coated with a steel wire rope or glass fiber as a strong layer, and the inner periphery of the belt is made into a tooth shape and meshed with the toothed belt wheel. During synchronous belt transmission, the transmission ratio is accurate, the acting force on the shaft is small, the structure is compact, the oil resistance is realized, the wear resistance is good, and the ageing resistance is good.
When the hold-in range pouring is prepared, the hold-in range is the plain noodles, need cut the processing to the hold-in range, make the hold-in range one side can form the tooth form, when carrying out tooth cutting to the hold-in range, need support the hold-in range, keep the stability of one side, be convenient for cut the processing, but, current equipment is when using, can't realize rotating the hold-in range and carry, and when rotating the transport, can't realize cutting the processing to the hold-in range, and when carrying the cutting processing, can't guarantee the stability of one side, cause the cutting to appear the error easily, when the cutting of hold-in range promptly, only adopt two gyro wheels to realize carrying the hold-in range, can't realize supporting, and when the cutting, can't realize carrying out the elasticity regulation to the hold-in range, very inconvenience when using.
SUMMERY OF THE UTILITY MODEL
To the problem of mentioning in the background art, the utility model aims at providing hold-in range internal stay forming mechanism to solve the problem of mentioning in the background art.
The above technical object of the present invention can be achieved by the following technical solutions:
the synchronous belt inner support shaping mechanism comprises a supporting plate, and a supporting mechanism is fixedly arranged on the supporting plate;
the supporting mechanism comprises an installation block, the inner four corners of the lower part of the installation block are respectively and fixedly connected with a spring, the other end of the spring is fixedly provided with a connecting plate, a supporting rod is welded on the connecting plate, and the end parts of the supporting rods are all fixedly connected with elastic abutting plates;
the movable plate is movably mounted on the upper portion of the middle of the mounting block, the supporting block is fixedly mounted on the movable plate, the end portion of the supporting block is fixedly connected with a fixed abutting plate, double-threaded screws are movably mounted on two sides of the mounting block, the two ends of each double-threaded screw are respectively in threaded connection with a movable block, the two ends of each double-threaded screw are movably connected with a first adjusting rod and a second adjusting rod, a connector is fixedly mounted at the bottom of the fixed abutting plate, and the other ends of the first adjusting rod and the second adjusting rod are movably connected to the connector.
Through adopting the above-mentioned technical scheme, when using, realize supporting the hold-in range body through supporting mechanism, make the hold-in range body rotate when carrying, can keep stability, and be equipped with the spring at the lower extreme of installation piece, the elasticity is supported the board that the bracing piece is connected, support the board through elasticity and carry out elastic support to the hold-in range body, make the hold-in range body can be when lax or nervous, can realize automatically regulated, and be equipped with the supporting shoe and fix the support that supports the board realization and carry out stable to the hold-in range body on the upper portion of installation piece, keep the hold-in range body when cutting, can not rock, and the both sides of installation piece drive first regulation pole and second through double-end screw and adjust the pole and realize that fixed support the board carries out lift adjustment, be convenient for adjust and support the hold-in range body, stability when improving the cutting.
Preferably, spring grooves are formed in four corners of the lower portion of the mounting block, one end of each spring is fixedly connected to the inside of each spring groove, the supporting rod and the connecting plate are movably located inside the spring grooves, a first limiting ring is in threaded connection with the end portion of each spring groove, and the first limiting ring is movably attached to the connecting plate.
Through adopting above-mentioned technical scheme, the settlement of spring groove is convenient for realize installing fixedly to the spring, and just the settlement of first spacing ring is convenient for carry on spacingly to the connecting plate, prevents that connecting plate and bracing piece from removing excessively, takes place to drop.
Preferably, an installation groove is formed in the middle of the upper portion of the installation block, the movable plate and the support block are movably located inside the installation groove, a second limit ring is clamped and installed at the end portion of the installation groove, and the second limit ring is movably attached to and connected with the movable plate.
Through adopting above-mentioned technical scheme, the movable plate and the supporting shoe of being convenient for of settlement of mounting groove are installed to be convenient for carry out lift adjustment, and the settlement of second spacing ring can prevent that the movable plate from taking place to drop, keep the stability of connection.
Preferably, the two sides of the mounting block are provided with adjusting grooves, screw grooves are formed in the adjusting grooves in a penetrating manner, the double-threaded screws are movably located in the screw grooves and the adjusting grooves, the moving block, the first adjusting rod and the second adjusting rod are movably located in the adjusting grooves, and knob portions are fixedly arranged at the end portions of the two double-threaded screws respectively.
Through adopting above-mentioned technical scheme, the settlement of adjustment tank is convenient for install double-end screw, and the screw rod groove realizes fixing a position double-end screw, is convenient for rotate to and the adjustment tank is convenient for install movable block, first regulation pole and second regulation pole, can save when contracting, can not influence the lift adjustment of fixed butt plate, and the settlement of knob portion is convenient for realize rotating double-end screw, realizes adjusting the movable block.
Preferably, the bottom welding of backup pad has the fixed plate, the welding of one side of backup pad has the mounting panel, fixed mounting has servo motor on the mounting panel.
Through adopting above-mentioned technical scheme, the settlement of fixed plate is convenient for install fixedly to equipment, and the settlement of mounting panel is convenient for carry out fixed mounting to servo motor.
Preferably, the two ends of the supporting plate are respectively provided with a first shaft rod in a penetrating manner, one of the first shaft rods is fixedly connected with the output end of the servo motor, the two first shaft rods are respectively provided with a first rotating wheel and a second rotating wheel, and the first rotating wheel and the second rotating wheel are in transmission connection through a transmission belt.
Through adopting above-mentioned technical scheme, be equipped with first runner and second runner on the first axostylus axostyle respectively to first runner and second runner pass through the drive belt and realize the transmission and connect.
Preferably, the two ends the other end of the first shaft lever is respectively and fixedly provided with a first conveying roller, one side of the first conveying roller is fixedly welded with an anti-falling ring, and the first conveying roller is attached and connected with a synchronous belt body.
Through adopting above-mentioned technical scheme, the first conveying roller that the opposite side of first axostylus axostyle is connected is convenient for rotate the hold-in range body and carries to the anticreep ring can prevent that the hold-in range body from taking place to drop.
Preferably, the two ends of the supporting plate are respectively embedded with a second shaft rod, the end parts of the second shaft rods are respectively welded with gear rollers, and the gear rollers are attached to the synchronous belt body.
Through adopting above-mentioned technical scheme, the settlement of secondary shaft pole is convenient for realize installing the gear roller, and the gear roller is convenient for lead the extrusion to the hold-in range body, still is convenient for carry the hold-in range body.
To sum up, the utility model discloses mainly have following beneficial effect:
the utility model discloses a supporting mechanism realizes supporting the hold-in range body, make the hold-in range body rotate when carrying, can keep stability, and the lower extreme at the installation piece is equipped with the spring, the elasticity that the bracing piece is connected supports the board, support the board through elasticity and carry out elastic support to the hold-in range body, make the hold-in range body can be when lax or nervous, can realize automatically regulated, and be equipped with the supporting shoe and fix the support that supports the board realization and carry out stable to the hold-in range body on the upper portion of installation piece, keep the hold-in range body when cutting, can not rock, and the both sides of installation piece drive first regulation pole and second through double-end screw and adjust the pole and realize that fixed support the board carries out lift adjustment, be convenient for adjust and support the hold-in range body, stability when improving the cutting.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
fig. 2 is a schematic view of the back structure of the present invention;
fig. 3 is a schematic view of the supporting mechanism of the present invention;
FIG. 4 is a schematic view of the internal structure of the supporting mechanism of the present invention;
fig. 5 is a schematic top view of the mounting block of the present invention;
fig. 6 is a schematic bottom view of the mounting block of the present invention.
Reference numerals: 1. a support plate; 2. a support mechanism; 3. mounting blocks; 4. a spring; 5. a connecting plate; 6. a first limit ring; 7. a support bar; 8. an elastic support plate; 9. moving the plate; 10. a support block; 11. a second stop collar; 12. fixing the abutting plate; 13. a double-ended screw; 14. a moving block; 15. a first adjusting lever; 16. a second adjusting lever; 17. a connector; 18. a knob portion; 19. a spring slot; 20. mounting grooves; 21. an adjustment groove; 22. a screw channel; 23. a fixing plate; 24. mounting a plate; 25. a servo motor; 26. a first shaft lever; 27. a first runner; 28. a second rotating wheel; 29. a transmission belt; 30. a first conveying roller; 32. a second shaft lever; 33. a gear roll; 34. a slip-ring prevention; 35. a synchronous belt body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-6, the synchronous belt inner support shaping mechanism comprises a support plate 1, wherein a support mechanism 2 is fixedly mounted on the support plate 1;
the supporting mechanism 2 comprises an installation block 3, springs 4 are fixedly connected to the inner four corners of the lower portion of the installation block 3 respectively, a connecting plate 5 is fixedly installed at the other end of each spring 4, a supporting rod 7 is welded on each connecting plate 5, and elastic supporting plates 8 are fixedly connected to the end portions of the supporting rods 7;
the movable plate 9 is movably mounted at the upper middle part of the mounting block 3, a supporting block 10 is fixedly mounted on the movable plate 9, a fixed abutting plate 12 is fixedly connected to the end part of the supporting block 10, double-threaded screws 13 are movably mounted on two sides of the mounting block 3, moving blocks 14 are respectively in threaded connection with two ends of the double-threaded screws 13, a first adjusting rod 15 and a second adjusting rod 16 are movably connected to the moving blocks 14 at two ends, a connector 17 is fixedly mounted at the bottom of the fixed abutting plate 12, and the other ends of the first adjusting rod 15 and the second adjusting rod 16 are movably connected to the connector 17.
Through adopting the above-mentioned technical scheme, when using, realize supporting hold-in range body 35 through supporting mechanism 2, make hold-in range body 35 when rotating the transport, can keep stable, and be equipped with spring 4 at the lower extreme of installation piece 3, the elasticity of bracing piece 7 connection supports board 8, support board 8 through elasticity and carry out elastic support to hold-in range body 35, make hold-in range body 35 can be when lax or nervous, can realize automatically regulated, and be equipped with supporting shoe 10 and fixed support board 12 and realize carrying out stable support to hold-in range body 35 on the upper portion of installation piece 3, keep hold-in range body 35 when cutting, can not rock, and the both sides of installation piece 3 drive first regulation pole 15 and second regulation pole 16 through double threaded screw 13 and realize that fixed support board 12 carries out lifting adjustment, be convenient for adjust and support hold-in range body 35, stability when improving the cutting.
Specifically, a fixing plate 23 is welded at the bottom of a support plate 1, the fixing plate 23 is set to facilitate installation and fixation of equipment, a mounting plate 24 is welded at one side of the support plate 1, a servo motor 25 is fixedly installed on the mounting plate 24, the mounting plate 24 is set to facilitate fixed installation of the servo motor 25, first shafts 26 are respectively installed at two ends of the support plate 1 in a penetrating manner, one of the first shafts 26 is fixedly connected with an output end of the servo motor 25, a first rotating wheel 27 and a second rotating wheel 28 are respectively installed on the two first shafts 26, the first rotating wheel 27 and the second rotating wheel 28 are respectively connected through a transmission belt 29, a first conveying roller 30 is respectively and fixedly installed at the other ends of the first shafts 26 at two ends, an anti-falling ring 34 is fixedly welded at one side of the first conveying roller 30, a synchronous belt body 35 is connected to the first conveying roller 30 connected to the other side of the first shafts 26, a synchronous belt body 35 is welded to facilitate rotation and transportation of the synchronous belt body 35, and the anti-falling ring 34 can prevent the anti-falling ring 34 from being welded at one side of the first conveying roller 30, a synchronous belt mechanism is welded at one side of the support plate 3, a synchronous belt body 32 which is installed at a lower end portion of a second shaft 3, a synchronous belt 35 is installed on the support plate, and a synchronous belt mechanism, a synchronous belt 35, a synchronous belt mechanism, a synchronous belt 35 is installed at one side of a synchronous belt 32 which is installed at one end of a second shaft 3, a synchronous belt 32 is installed at one end of the support plate 3, and is convenient for facilitating rotation of the synchronous belt 3, and a synchronous belt 32, one end of the spring 4 is fixedly connected inside the spring groove 19, the support rod 7 and the connecting plate 5 are movably arranged inside the spring groove 19, the end part of the spring groove 19 is in threaded connection with a first limit ring 6, the first limit ring 6 is movably attached and connected with the connecting plate 5, the spring groove 19 is set so as to mount and fix the spring 4, the first limit ring 6 is set so as to limit the connecting plate 5, the connecting plate 5 and the support rod 7 are prevented from falling off due to excessive movement, an elastic abutting plate 8 is fixedly connected to the bottom end of the support rod 7, the synchronous belt body 35 on one side is supported through the elastic abutting plate 8, self-adaptive adjustment is facilitated when the synchronous belt body 35 is loosened or tightened, a mounting groove 20 is formed in the middle of the upper part of the mounting block 3, the movable plate 9 and the support block 10 are movably arranged inside the mounting groove 20, a second limit ring 11 is clamped and mounted at the end part of the mounting groove 20, the second limiting ring 11 is movably jointed and connected with the moving plate 9, the installation groove 20 is convenient for the installation of the moving plate 9 and the supporting block 10 and is convenient for the lifting adjustment, the second limiting ring 11 is set to prevent the moving plate 9 from falling off and keep the stability of the connection, the upper end of the supporting block 10 is connected with the fixed resisting plate 12, the other side of the synchronous belt body 35 is supported through the fixed resisting plate 12 and is kept stable, the accuracy is improved during the cutting, the two sides of the installation block 3 are provided with the adjusting grooves 21, the screw grooves 22 penetrate through the adjusting grooves 21, the double-headed screws 13 are movably arranged in the screw grooves 22 and the adjusting grooves 21, the moving block 14, the first adjusting rod 15 and the second adjusting rod 16 are movably arranged in the adjusting grooves 21, the end parts of the two double-headed screws 13 are respectively and fixedly provided with the knob parts 18, the adjustment groove 21 is set for and is convenient for install stud 13, and the screw groove 22 realizes fixing a position stud 13, is convenient for rotate, and the adjustment groove 21 is convenient for install moving block 14, first regulation pole 15 and second regulation pole 16, can save in the shrink, can not influence the lift adjustment of fixed buttressing plate 12, and the setting for of knob portion 18 is convenient for realize rotating stud 13, realizes adjusting moving block 14, is convenient for carry out regulation control to fixed buttressing plate 12.
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 (8)

1. Hold in range internal stay forming mechanism, including backup pad (1), its characterized in that: a support mechanism (2) is fixedly arranged on the support plate (1);
the supporting mechanism (2) comprises an installation block (3), springs (4) are fixedly connected to the four inner corners of the lower portion of the installation block (3) respectively, a connecting plate (5) is fixedly installed at the other end of each spring (4), supporting rods (7) are welded on the connecting plates (5), and elastic abutting plates (8) are fixedly connected to the end portions of the supporting rods (7);
the utility model discloses a quick-witted support structure, including installation piece (3), movable plate (9) are installed to the middle upper portion movable mounting of installation piece (3), fixed mounting has supporting shoe (10) on movable plate (9), the fixed board (12) that supports of tip fixedly connected with of supporting shoe (10), the both sides movable mounting of installation piece (3) has double-end screw (13), the both ends of double-end screw (13) threaded connection has movable block (14) respectively, both ends swing joint has first regulation pole (15) and second to adjust pole (16) on movable block (14), the bottom fixed mounting of fixed board (12) has connector (17), first regulation pole (15) with the other end swing joint of second regulation pole (16) is in on connector (17).
2. The synchronous belt inner support shaping mechanism of claim 1, wherein: spring groove (19) have been seted up to the lower part four corners department of installation piece (3), the one end fixed connection of spring (4) is in the inside of spring groove (19), bracing piece (7) with connecting plate (5) activity is in the inside of spring groove (19), the tip threaded connection in spring groove (19) has first spacing ring (6), first spacing ring (6) with connecting plate (5) movable laminating is connected.
3. The synchronous belt inner support shaping mechanism of claim 1, wherein: the mounting structure is characterized in that a mounting groove (20) is formed in the middle of the upper portion of the mounting block (3), the movable plate (9) and the supporting block (10) are movably located inside the mounting groove (20), a second limiting ring (11) is mounted at the end portion of the mounting groove (20) in a clamped mode, and the second limiting ring (11) is movably attached to and connected with the movable plate (9).
4. The synchronous belt inner support shaping mechanism of claim 1, wherein: adjustment tank (21) have been seted up to the both sides of installation piece (3), screw rod groove (22) have been seted up in passing through in adjustment tank (21), double-end screw (13) activity is in the inside of screw rod groove (22) with adjustment tank (21), movable block (14), first regulation pole (15) and second regulation pole (16) activity are in the inside of adjustment tank (21), two the tip of double-end screw (13) is fixed knob portion (18) respectively.
5. The synchronous belt inner support shaping mechanism of claim 1, wherein: the welding of the bottom of backup pad (1) has fixed plate (23), the welding of one side of backup pad (1) has mounting panel (24), fixed mounting has servo motor (25) on mounting panel (24).
6. The synchronous belt inner support shaping mechanism of claim 5, wherein: two ends of the supporting plate (1) are respectively provided with a first shaft rod (26) in a penetrating mode, one of the first shaft rods (26) is fixedly connected with the output end of the servo motor (25), two first shaft rods (26) are respectively provided with a first rotating wheel (27) and a second rotating wheel (28), and the first rotating wheel (27) and the second rotating wheel (28) are in transmission connection through a transmission belt (29).
7. The synchronous belt inner support shaping mechanism of claim 6, wherein: both ends the other end of primary shaft pole (26) is fixed mounting respectively has first conveying roller (30), one side fixed weld of first conveying roller (30) has anticreep ring (34), laminating is connected with hold-in range body (35) on first conveying roller (30).
8. The synchronous belt inner support shaping mechanism of claim 7, wherein: the both ends of backup pad (1) are inlayed respectively and are installed second axostylus axostyle (32), gear roller (33) have been welded respectively to the tip of second axostylus axostyle (32), gear roller (33) with hold-in range body (35) laminating is connected.
CN202223374110.3U 2022-12-15 2022-12-15 Synchronous belt inner support shaping mechanism Active CN218802654U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223374110.3U CN218802654U (en) 2022-12-15 2022-12-15 Synchronous belt inner support shaping mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223374110.3U CN218802654U (en) 2022-12-15 2022-12-15 Synchronous belt inner support shaping mechanism

Publications (1)

Publication Number Publication Date
CN218802654U true CN218802654U (en) 2023-04-07

Family

ID=87043894

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223374110.3U Active CN218802654U (en) 2022-12-15 2022-12-15 Synchronous belt inner support shaping mechanism

Country Status (1)

Country Link
CN (1) CN218802654U (en)

Similar Documents

Publication Publication Date Title
CN210824758U (en) Edge cutting device for production of aluminized packaging film
CN218802654U (en) Synchronous belt inner support shaping mechanism
CN110919708A (en) Shoe edge cutting device
CN211305258U (en) Movable welding device for photovoltaic series welding machine
CN215709254U (en) Adjustable conveying belt supporting and correcting device
CN215749556U (en) CTP plate is with cutting device that rectifies
CN112160205A (en) Light rail quick adjustment system
CN112272335A (en) 5G base station installation system
CN211254094U (en) Tension-adjustable automobile conveying line conveying belt
CN214522323U (en) Automatic bag arranging machine for non-woven bags
CN110593589B (en) Gantry rolling type concrete film laminating equipment
CN216097351U (en) Automatic press-fit machine
CN211540056U (en) Automatic welding platform for thresher frame
CN220536672U (en) Gravel conveying belt mechanism of rectifying
CN210593950U (en) Aligning support for conveyer belt
CN212536559U (en) Roller chain turn-up device
CN214992670U (en) High-precision paper machine blanket net correcting device
CN113753720B (en) Step sprocket, escalator lower structure and mounting method thereof
CN219786824U (en) Slitting mechanism for controlling single shaft
CN218537429U (en) Rosin bucket support frame
CN214254783U (en) Bracket for manufacturing cable middle head
CN220519982U (en) Crane deviation correcting device
CN217324946U (en) Toughened glass strutting arrangement for glass plank road
CN215290004U (en) Adjustable strutting arrangement of pivot voussoir at bottom of radial triangle gate
CN208812597U (en) A kind of automatic double-sided stitching unstrument laminating mechanism of wirecord fabric

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant