CN110817753B - Gantry sliding gap control structure of fork lift truck - Google Patents
Gantry sliding gap control structure of fork lift truck Download PDFInfo
- Publication number
- CN110817753B CN110817753B CN201911182796.6A CN201911182796A CN110817753B CN 110817753 B CN110817753 B CN 110817753B CN 201911182796 A CN201911182796 A CN 201911182796A CN 110817753 B CN110817753 B CN 110817753B
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- inclined surface
- outer inclined
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- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/08—Masts; Guides; Chains
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
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- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a gantry sliding gap control structure of a fork lift truck, which comprises a first roller, a first fixed shaft, a first gap adjusting device, a second fixed shaft and a second roller; the adjustable sliding seat has the advantages that the structure is reasonable and simple, the production cost is low, the installation is convenient, and the inner inclined plane I is parallel to the inner inclined plane II, so that the sliding seat can be driven to synchronously stretch and move back and forth to adjust the gap between the sliding seat and the inner gantry in a stretching way no matter the movable block I and the movable block II move leftwards or rightwards, the stretching distance of the sliding seat can be adjusted at any time according to the size of the gap, and the adjusting efficiency is ensured; according to the invention, the locking heads in the gap adjusting device I and the gap adjusting device II are locked by the inner hexagon spanner, so that the sliding seat can be tightly pushed by the movable block III and the movable seat IV, and the reliability and stability in long-time use are ensured.
Description
Technical Field
The invention relates to a fork lift truck, in particular to a gantry sliding gap control structure of a fork lift truck.
Background
At present, a forklift is one of the commonly used transport vehicles of people, and is a various wheel type transport vehicle for loading, unloading, stacking, short-distance transportation and heavy object transport operation of finished pallet goods. The wide application is in harbour, the station, the airport, the goods yard, the mill's workshop, the warehouse, circulation center and delivery center etc. and can get into the cabin, carry out the loading and unloading of tray goods in carriage and the container, the transport operation, be the tray transportation, indispensable equipment in the container transportation, and the portal of fork lift machine includes interior portal and outer portal, interior portal slides from top to bottom along the outer portal, and the interior portal and the outer portal clearance control of current fork lift machine are difficult, the phenomenon that can sway appears, make to slide not smooth.
Disclosure of Invention
The invention aims to solve the problems, and provides a gantry sliding gap control structure of a fork lift truck, which solves the problems that the gap control of an inner gantry and an outer gantry of the existing fork lift truck is difficult, the phenomenon of swing can occur, and the sliding is not smooth.
In order to solve the above problems, the present invention provides a technical solution: the utility model provides a portal sliding gap control structure of fork lift truck, includes interior portal and outer portal, and its innovation point lies in: the device also comprises a first roller, a first fixed shaft, a first gap adjusting device, a second fixed shaft and a second roller; the first fixing shafts are vertically and uniformly arranged, the left sides of the first fixing shafts are fixedly connected into the left rear side of the outer gantry, and the outer parts of the right sides of the first fixing shafts are movably connected with first rollers; the front side of each roller is connected with the left rear side face of the inner gantry; the first gap adjusting device is fixedly connected in the left front side of the outer gantry, and the rear side surface of the first gap adjusting device is connected with the left front side surface of the inner gantry; the second fixing shafts are vertically and uniformly arranged, the right sides of the second fixing shafts are fixedly connected to the right rear side of the outer gantry, and the outer parts of the left sides of the second fixing shafts are movably connected with second rollers; the front sides of the two idler wheels are connected with the right rear side face of the inner gantry; the second gap adjusting device is fixedly connected to the right front side of the outer door frame, and the rear side face of the first gap adjusting device is connected with the right front side face of the inner door frame.
Preferably, the second gap adjusting device and the first gap adjusting device have the same structure and are symmetrically arranged.
Preferably, the first gap adjusting device has a specific structure comprising a shell, a guide groove, a sliding seat, a first connecting groove, a connecting screw, a first movable block, a first outer inclined surface, a first inner inclined surface, a connecting groove, a second movable block, a second outer inclined surface, a second inner inclined surface, a first end cover and an adjusting head; a guide groove is formed in the shell; the sliding seat is longitudinally and movably connected to the rear side in the guide groove; the first connecting groove is arranged in the left side of the sliding seat, and the rear side of the first connecting groove is provided with a first inner inclined surface; the connecting groove II is arranged in the right side of the sliding seat, an inner inclined plane II is arranged on the front side of the connecting groove II, and the left side of the connecting groove II is communicated with the right side of the connecting groove I through a communicating groove; the connecting screw rod is positioned in the first connecting groove, the communicating groove and the second connecting groove, the left end of the connecting screw rod is movably connected in the left rear side of the guide groove, the right side of the connecting screw rod is movably connected in the right rear side of the guide groove through the first end cover, and the right end of the connecting screw rod is fixedly connected with an adjusting head; the first movable block is transversely and movably connected in the first connecting groove, a central transverse threaded hole of the first movable block is movably connected to the left side of the connecting screw rod, a first outer inclined surface is arranged on the rear side of the first movable block, and the first outer inclined surface is connected with the first inner inclined surface; the second movable block is transversely movably connected into the second connecting groove, a central transverse threaded hole of the second movable block is movably connected to the right side of the connecting screw rod, and the second movable block is provided with a second outer inclined surface which is connected with the second inner inclined surface.
Preferably, the locking device further comprises a second end cover, a locking head, a third outer inclined surface, a third movable block, a fourth outer inclined surface, a first locking screw, a second locking screw, a fourth movable seat, a fifth outer inclined surface and a sixth outer inclined surface; the outer inclined plane III is arranged on the right front side of the sliding seat; the sixth outer inclined plane is arranged on the left front side of the sliding seat; the right side of the locking screw rod I is movably connected in the right rear side of the guide groove through an end cover II, the right end of the locking screw rod I is fixedly connected with a locking head, and the left end of the locking screw rod I is fixedly connected with the right end of the locking screw rod II; the left end of the locking screw rod II is movably connected in the left rear side of the guide groove; the movable block III is transversely and movably connected to the right front side of the guide groove, the rear side of the movable block III is provided with an outer inclined plane IV, the outer inclined plane IV is connected with the outer inclined plane III, and a transverse threaded hole in the front side of the movable block III is movably connected to the locking screw I; four horizontal swing joint of sliding seat are in guide slot left side front side, four rear sides of sliding seat are equipped with outer inclined plane five, and outer inclined plane five links to each other with outer inclined plane six, four front side horizontal screw hole swing joint of sliding seat are on locking screw rod two.
Preferably, the locking head is provided with a hexagon socket in the exterior.
Preferably, the screw thread turning direction of the first locking screw rod is opposite to the screw thread turning direction of the second locking screw rod.
Preferably, the first inner inclined surface is parallel to the second inner inclined surface.
Preferably, the first outer inclined surface is parallel to the second outer inclined surface.
Preferably, the adjusting head is provided with a hexagon socket in the outer part.
The invention has the beneficial effects that:
(1) the adjustable sliding seat has the advantages of reasonable and simple structure, low production cost and convenience in installation, and the first inner inclined plane is parallel to the second inner inclined plane, so that the first movable block and the second movable block can drive the sliding seat to synchronously stretch and move back and forth to adjust the gap between the sliding seat and the inner door frame no matter the first movable block and the second movable block move leftwards or rightwards, the stretching distance of the sliding seat can be adjusted at any time according to the size of the gap, and the adjusting efficiency is ensured.
(2) According to the invention, the locking heads in the gap adjusting device I and the gap adjusting device II are locked by the inner hexagon spanner, so that the sliding seat can be tightly pushed by the movable block III and the movable seat IV, and the reliability and stability in long-time use are ensured.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the gap adjusting device.
Fig. 3 is a partially enlarged view of fig. 2.
1-inner door frame; 2, rolling a first roller; 3, fixing the shaft I; 4-a first gap adjusting device; 5-outer door frame; 6-a second gap adjusting device; 7-fixing the shaft II; 8, rolling a second roller; 41-a housing; 42-a guide groove; 43-a slide; 44-connecting groove one; 45-connecting screw; 46-a movable block I; 47-outer bevel one; 48-inner inclined plane one; 49-a communication groove; 410-connecting groove two; 411-movable block two; 412-outer bevel two; 413-inner inclined plane two; 414-end cap one; 415-an adjustment head; 416-end cap two; 417-locking head; 418-outer bevel three; 419-moving block three; 420-outer bevel four; 421-locking screw rod I; 422-locking screw II; 423-movable seat four; 424-outer bevel five; 425-outer bevel six.
Detailed Description
As shown in fig. 1, the following technical solutions are adopted in the present embodiment: a gantry sliding gap control structure of a stacking machine comprises an inner gantry 1, an outer gantry 5, a first roller 2, a first fixed shaft 3, a first gap adjusting device 4, a second gap adjusting device 6, a second fixed shaft 7 and a second roller 8; the first fixing shafts 3 are arranged vertically and uniformly, the left sides of the first fixing shafts 3 are fixedly connected to the left rear side of the outer gantry 5, and the outer parts of the right sides of the first fixing shafts 3 are movably connected with first rollers 2; the front side of each roller wheel 2 is connected with the left rear side face of the inner gantry 1; the first gap adjusting device 4 is fixedly connected in the left front side of the outer gantry 5, and the rear side surface of the first gap adjusting device 4 is connected with the left front side surface of the inner gantry 1; the second fixing shafts 7 are arranged vertically and uniformly, the right sides of the second fixing shafts 7 are fixedly connected to the right rear side of the outer gantry 5, and the outer parts of the left sides of the second fixing shafts 7 are movably connected with second rollers 8; the front sides of the second rollers 8 are connected with the right rear side face of the inner gantry 1; the second gap adjusting device 6 is fixedly connected to the right front side of the outer gantry 5, and the rear side face of the first gap adjusting device 4 is connected with the right front side face of the inner gantry 1.
The second gap adjusting device 6 and the first gap adjusting device 4 are the same in structure and are symmetrically arranged.
As shown in fig. 2 and 3, the first gap adjusting device 4 includes a housing 41, a guide groove 42, a sliding seat 43, a first connecting groove 44, a connecting screw 45, a first moving block 46, a first outer inclined surface 47, a first inner inclined surface 48, a connecting groove 49, a second connecting groove 410, a second moving block 411, a second outer inclined surface 412, a second inner inclined surface 413, a first end cover 414, and an adjusting head 415; a guide groove 42 is arranged inside the shell 41; the sliding seat 43 is longitudinally movably connected to the rear side in the guide groove 42; the first connecting groove 44 is arranged in the left side of the sliding seat 43, and the rear side of the first connecting groove 44 is provided with a first inner inclined surface 48; the second connecting groove 410 is arranged in the right side of the sliding seat 43, the front side of the second connecting groove 410 is provided with a second inner inclined surface 413, and the left side of the second connecting groove 410 is communicated with the right side of the first connecting groove 44 through a communicating groove 49; the connecting screw rod 45 is positioned in the first connecting groove 44, the second connecting groove 49 and the second connecting groove 410, the left end of the connecting screw rod 45 is movably connected in the left rear side of the guide groove 42, the right side of the connecting screw rod 45 is movably connected in the right rear side of the guide groove 42 through the first end cover 414, and the right end of the connecting screw rod 45 is fixedly connected with an adjusting head 415; the first movable block 46 is transversely and movably connected into the first connecting groove 44, a central transverse threaded hole of the first movable block 46 is movably connected to the left side of the connecting screw rod 45, the rear side of the first movable block 46 is provided with a first outer inclined surface 47, and the first outer inclined surface 47 is connected with a first inner inclined surface 48; the second movable block 411 is transversely movably connected in the second connecting groove 410, a central transverse threaded hole of the second movable block 411 is movably connected to the right side of the connecting screw rod 45, the second outer inclined surface 412 is arranged on the front side of the second movable block 411, and the second outer inclined surface 412 is connected with the second inner inclined surface 413.
The locking device comprises a first end cover 416, a locking head 417, a third outer inclined surface 418, a third movable block 419, a fourth outer inclined surface 420, a first locking screw 421, a second locking screw 422, a fourth movable seat 423, a fifth outer inclined surface 424 and a sixth outer inclined surface 425; the third outer inclined plane 418 is arranged on the right front side of the sliding seat 43; the outer inclined plane six 425 is arranged at the left front side of the sliding seat 43; the right side of the first locking screw 421 is movably connected in the right rear side of the guide groove 42 through a second end cover 416, the right end of the first locking screw 421 is fixedly connected with a locking head 417, and the left end of the first locking screw 421 is fixedly connected with the right end of the second locking screw 422; the left end of the second locking screw rod 422 is movably connected in the left rear side of the guide groove 42; the third movable block 419 is transversely and movably connected to the right front side of the guide groove 42, an outer inclined plane four 420 is arranged on the rear side of the third movable block 419, the outer inclined plane four 420 is connected with an outer inclined plane three 418, and a transverse threaded hole in the front side of the third movable block 419 is movably connected to a first locking screw 421; four sliding seat 423 transversely swing joint is in the guide slot 42 left front side, four sliding seat 423 rear sides are equipped with outer inclined plane five 424, and outer inclined plane five 424 links to each other with outer inclined plane six 425, four sliding seat 423 front side transverse screw hole swing joint is on locking screw rod two 422.
Wherein, an inner hexagonal hole is arranged in the outer part of the locking head 417; the screw thread turning direction of the first locking screw 421 is opposite to that of the second locking screw 422; the first inner inclined plane 48 is parallel to the second inner inclined plane 413; the first outer inclined plane 47 is parallel to the second outer inclined plane 412; an internal hexagonal hole is formed in the exterior of the adjusting head 415.
The using state of the invention is as follows: the invention has the advantages of reasonable and simple structure, low production cost and convenient installation, when in use, firstly, the locking heads in the clearance adjusting device I4 and the clearance adjusting device II 6 are loosened by the inner hexagonal wrench, the locking head rotates to drive the locking screw rod I and the locking screw rod II to rotate together, so that the movable block III and the movable seat IV simultaneously move outwards, the movable block III and the movable seat IV simultaneously move outwards and are far away from the sliding seat 43 for adjustment, then the adjusting head 415 is driven to rotate by the inner hexagonal wrench, the movable block I46 and the movable block II 411 simultaneously move leftwards or rightwards by the rotation of the adjusting head 415, because the inner inclined plane I48 is parallel to the inner inclined plane II 413, the clearance between the sliding seat 43 and the inner gantry 1 can be adjusted by synchronously stretching and moving forwards and backwards and telescopically simultaneously no matter the movable block I46 and the movable block II 411 move leftwards or rightwards, and the sliding seat 43 can be adjusted according to the size of the clearance, the adjusting efficiency is ensured, and then the locking heads in the first gap adjusting device 4 and the second gap adjusting device 6 are locked through the hexagon socket wrench, so that the sliding seat 43 can be tightly pushed through the third movable block and the fourth movable seat, and the reliability and the stability in long-time use are also ensured.
In the case of the control mode of the invention, which is controlled by manually activating and deactivating the switch, the wiring diagram of the power element and the provision of the power source are known in the art, and the invention is primarily intended to protect the mechanical device, so that the control mode and wiring arrangement will not be explained in detail in the present invention.
In the description of the invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "two ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the invention is understood by those skilled in the art according to specific situations.
While there have been shown and described what are at present considered the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a portal sliding gap control structure of fork lift truck, includes interior portal (1) and outer portal (5), its characterized in that: the device also comprises a first roller (2), a first fixed shaft (3), a first gap adjusting device (4), a second gap adjusting device (6), a second fixed shaft (7) and a second roller (8);
the number of the first fixed shafts (3) is multiple, the first fixed shafts (3) are vertically and uniformly arranged, the left sides of the first fixed shafts are fixedly connected into the left rear side of the outer gantry (5), and the outer parts of the right sides of the first fixed shafts (3) are movably connected with first rollers (2);
the front side of the first roller (2) is connected with the left rear side of the inner gantry (1);
the first gap adjusting device (4) is fixedly connected to the left front side of the outer gantry (5), and the rear side surface of the first gap adjusting device (4) is connected with the left front side surface of the inner gantry (1);
the second fixing shafts (7) are arranged vertically and uniformly, the right sides of the second fixing shafts (7) are fixedly connected to the right rear side of the outer gantry (5), and the outer part of the left side of each second fixing shaft (7) is movably connected with a second roller (8);
the front sides of the second rollers (8) are connected with the right rear side face of the inner gantry (1);
the second gap adjusting device (6) is fixedly connected to the right front side of the outer gantry (5), and the rear side surface of the first gap adjusting device (4) is connected with the right front side surface of the inner gantry (1);
the second gap adjusting device (6) and the first gap adjusting device (4) are the same in structure and are symmetrically arranged;
the specific structure of the first gap adjusting device (4) comprises a shell (41), a guide groove (42), a sliding seat (43), a first connecting groove (44), a connecting screw rod (45), a first movable block (46), a first outer inclined surface (47), a first inner inclined surface (48), a connecting groove (49), a second connecting groove (410), a second movable block (411), a second outer inclined surface (412), a second inner inclined surface (413), a first end cover (414) and an adjusting head (415);
a guide groove (42) is formed in the shell (41);
the sliding seat (43) is longitudinally movably connected to the rear side in the guide groove (42);
the first connecting groove (44) is arranged in the left side of the sliding seat (43), and the rear side of the first connecting groove (44) is provided with a first inner inclined surface (48);
the second connecting groove (410) is arranged in the right side of the sliding seat (43), the front side of the second connecting groove (410) is provided with a second inner inclined surface (413), and the left side of the second connecting groove (410) is communicated with the right side of the first connecting groove (44) through a communicating groove (49);
the connecting screw rod (45) is positioned in a first connecting groove (44), a communicating groove (49) and a second connecting groove (410), the left end of the connecting screw rod (45) is movably connected in the left rear side of the guide groove (42), the right side of the connecting screw rod (45) is movably connected in the right rear side of the guide groove (42) through a first end cover (414), and the right end of the connecting screw rod (45) is fixedly connected with an adjusting head (415);
the first movable block (46) is transversely movably connected into the first connecting groove (44), a central transverse threaded hole of the first movable block (46) is movably connected to the left side of the connecting screw rod (45), a first outer inclined surface (47) is arranged on the rear side of the first movable block (46), and the first outer inclined surface (47) is connected with a first inner inclined surface (48);
the horizontal swing joint of two movable blocks (411) is in connecting groove two (410), the horizontal screw hole swing joint of two movable blocks (411) central authorities is on connecting screw (45) right side, two movable blocks (411) front side is equipped with outer inclined plane two (412), and outer inclined plane two (412) link to each other with inner inclined plane two (413).
2. The gantry sliding gap control structure of a forklift according to claim 1, wherein: the locking device further comprises a second end cover (416), a locking head (417), a third outer inclined surface (418), a third movable block (419), a fourth outer inclined surface (420), a first locking screw rod (421), a second locking screw rod (422), a fourth movable seat (423), a fifth outer inclined surface (424) and a sixth outer inclined surface (425);
the outer inclined plane III (418) is arranged on the right front side of the sliding seat (43);
the six outer inclined planes (425) are arranged on the left front side of the sliding seat (43);
the right side of the locking screw rod I (421) is movably connected into the right rear side of the guide groove (42) through an end cover II (416), the right end of the locking screw rod I (421) is fixedly connected with a locking head (417), and the left end of the locking screw rod I (421) is fixedly connected with the right end of the locking screw rod II (422);
the left end of the second locking screw rod (422) is movably connected in the left rear side of the guide groove (42);
the third movable block (419) is transversely and movably connected to the right front side of the guide groove (42), an outer inclined plane four (420) is arranged on the rear side of the third movable block (419), the outer inclined plane four (420) is connected with the outer inclined plane three (418), and a transverse threaded hole in the front side of the third movable block (419) is movably connected to the first locking screw rod (421);
four (423) horizontal swing joint of sliding seat is in guide slot (42) left front side, four (423) rear sides of sliding seat are equipped with outer inclined plane five (424), and outer inclined plane five (424) link to each other with outer inclined plane six (425), four (423) front side horizontal screw hole swing joint of sliding seat is on locking screw two (422).
3. The gantry sliding gap control structure of a forklift according to claim 2, wherein: the locking head (417) is internally provided with a hexagon socket in the outer part.
4. The gantry sliding gap control structure of a forklift according to claim 2, wherein: the screw thread turning direction of the first locking screw rod (421) is opposite to that of the second locking screw rod (422).
5. The gantry sliding gap control structure of a forklift according to claim 1, wherein: the first inner inclined plane (48) is parallel to the second inner inclined plane (413).
6. The gantry sliding gap control structure of a forklift according to claim 1, wherein: the first outer inclined surface (47) is parallel to the second outer inclined surface (412).
7. The gantry sliding gap control structure of a forklift according to claim 1, wherein: an inner hexagonal hole is arranged in the outer part of the adjusting head (415).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911182796.6A CN110817753B (en) | 2019-11-27 | 2019-11-27 | Gantry sliding gap control structure of fork lift truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911182796.6A CN110817753B (en) | 2019-11-27 | 2019-11-27 | Gantry sliding gap control structure of fork lift truck |
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| Publication Number | Publication Date |
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| CN110817753A CN110817753A (en) | 2020-02-21 |
| CN110817753B true CN110817753B (en) | 2020-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911182796.6A Expired - Fee Related CN110817753B (en) | 2019-11-27 | 2019-11-27 | Gantry sliding gap control structure of fork lift truck |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103101026A (en) * | 2011-11-09 | 2013-05-15 | 南车戚墅堰机车车辆工艺研究所有限公司 | Dismounting device of outer circle of bearing and use method thereof |
| CN204802935U (en) * | 2015-06-25 | 2015-11-25 | 重庆川渝精工机械配件开发有限公司 | Fork truck portal with adjustable |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB2157203B (en) * | 1983-12-23 | 1988-10-12 | Yang Tai Her | Servo-clamping device |
| DE4316732C2 (en) * | 1993-05-19 | 1997-01-23 | Jungheinrich Ag | Multiple masts for industrial trucks |
| JP3567495B2 (en) * | 1994-09-01 | 2004-09-22 | 株式会社豊田自動織機 | Driving reaction force support structure for differential housing |
| DE102004022338A1 (en) * | 2004-05-06 | 2005-11-24 | Jungheinrich Aktiengesellschaft | Truck with piston-cylinder arrangement and improved cylinder bearing |
| CN201291425Y (en) * | 2008-10-29 | 2009-08-19 | 深圳市自紧王科技有限公司 | Self-clamping device |
| CN202107485U (en) * | 2011-05-16 | 2012-01-11 | 衡阳三创工程机械有限公司 | Gantry sliding gap control structure for forklift |
| US9440827B2 (en) * | 2014-03-20 | 2016-09-13 | Jungheinrich Aktiengesellschaft | Lift mast height sensor for an industrial truck |
| US9527711B2 (en) * | 2014-06-04 | 2016-12-27 | Jungheinrich Aktiengesellschaft | Lift frame for an industrial truck |
| CN104973539A (en) * | 2015-07-08 | 2015-10-14 | 安徽合力股份有限公司 | Guide roller set of forklift door rack |
| CN207072777U (en) * | 2017-08-15 | 2018-03-06 | 黄石联瑞机械科技股份有限公司 | A kind of jacking apparatus with auto-lock function |
| CN107352471B (en) * | 2017-08-22 | 2023-08-04 | 安徽合力股份有限公司 | Synchronous adjusting mechanism and adjusting method for forklift mast |
-
2019
- 2019-11-27 CN CN201911182796.6A patent/CN110817753B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103101026A (en) * | 2011-11-09 | 2013-05-15 | 南车戚墅堰机车车辆工艺研究所有限公司 | Dismounting device of outer circle of bearing and use method thereof |
| CN204802935U (en) * | 2015-06-25 | 2015-11-25 | 重庆川渝精工机械配件开发有限公司 | Fork truck portal with adjustable |
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| CN110817753A (en) | 2020-02-21 |
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