CN209813638U - Truck tire dismounting machine - Google Patents
Truck tire dismounting machine Download PDFInfo
- Publication number
- CN209813638U CN209813638U CN201920507218.4U CN201920507218U CN209813638U CN 209813638 U CN209813638 U CN 209813638U CN 201920507218 U CN201920507218 U CN 201920507218U CN 209813638 U CN209813638 U CN 209813638U
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- tire
- machine body
- rod
- dismouting
- shaft
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Abstract
The utility model discloses a truck tire dismouting machine, including the dismouting machine body, install driving motor and reduction gear in the dismouting machine body, the power output shaft of reduction gear passes through the bearing cooperation and connects on the riser, be provided with first wheel rim fixed orifices around the riser, second wheel rim fixed orifices, third wheel rim fixed orifices and wheel rim clamp plate, the rear side of dismouting machine body is provided with push rod seat and adjustable shelf, it has the detachable push rod to peg graft on the push rod seat, the adjustable shelf articulates on the dismouting machine body, the gyro wheel is all installed at the both ends of adjustable shelf, install the adapter sleeve in the riser, the upper end of adapter sleeve is connected with tire installation mechanism or tire dismounting mechanism through spline fit. The utility model discloses can be quick to truck tire installation and dismantlement, improved the dismantlement installation rate of tire, alleviateed workman's intensity of labour, effectual solved the dismouting that miniature automobile tire dismouting machine is not applicable to truck tire, adopt the problem that artifical dismouting truck tire need spend a large amount of physical power and time.
Description
Technical Field
The utility model relates to a truck maintenance corollary equipment field especially relates to a truck tire dismouting machine.
Background
The existing truck tire dismounting and mounting are generally operated in a manual mode, a large amount of physical power and time are needed for manually dismounting and mounting the tire, in the prior art, some tire dismounting and mounting machines are provided, but most of the tire dismounting and mounting machines are directed at dismounting and mounting of small automobile tires and are not suitable for dismounting and mounting the truck tire, and a truck tire dismounting and mounting machine is designed based on the situation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a truck tire dismouting machine solves prior art, and small automobile tire dismouting machine is not applicable to the dismouting of truck tire, adopts the problem that artifical dismouting truck tire need spend a large amount of physical power and time.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model relates to a truck tire dismouting machine, including the dismouting machine body, install driving motor and reduction gear in the dismouting machine body, the power output shaft of reduction gear is perpendicular to the mesa of dismouting machine body, and the power output shaft of reduction gear passes through the bearing cooperation and connects on the riser, the riser welding is on the mesa of dismouting machine body, the upper portion of reduction gear power output shaft sets up to the integral key shaft;
the rear side of the disassembly and assembly machine body is provided with a push rod seat and a movable frame, the push rod seat is welded on the disassembly and assembly machine body, a detachable push rod is inserted on the push rod seat, the movable frame is hinged on the disassembly and assembly machine body, rollers are mounted at two ends of the movable frame, the movable frame is turned downwards to support the rear side of the disassembly and assembly machine body through the rollers, the push rod is pressed downwards to enable the front side of the disassembly and assembly machine body to upwarp, and when the front side of the disassembly and assembly machine body upwarps, the push rod is pushed to enable the disassembly and assembly machine body to move;
the periphery of the vertical pipe is symmetrically provided with a first wheel rim fixing hole, a second wheel rim fixing hole, a third wheel rim fixing hole and a wheel rim pressing plate, the first wheel rim fixing hole, the second wheel rim fixing hole and the third wheel rim fixing hole are all positioned on the table top of the disassembling and assembling machine body, and the wheel rim pressing plate is connected to the table top of the disassembling and assembling machine body through bolts;
the connecting sleeve is installed in the vertical pipe, the lower end of the connecting sleeve is connected with the power output shaft of the speed reducer through spline fit, and the upper end of the connecting sleeve is connected with a tire mounting mechanism or a tire dismounting mechanism through spline fit.
Furthermore, the inner side walls of the upper end and the lower end of the connecting sleeve are provided with spline grooves, the upper part of the outer wall of the connecting sleeve is sequentially welded with a blocking piece and a blocking ring from top to bottom, and the lower end face of the blocking ring is abutted to the upper end face of the vertical pipe.
Further, the tire mounting mechanism comprises a first connecting shaft, a bird head seat is welded at the upper end of the first connecting shaft, the side wall of the bird head seat is connected with a tire mounting bird head through a connecting rod, one end of the connecting rod is welded on the tire mounting bird head, the other end of the connecting rod is telescopically clamped in the bird head seat, and a tire pressing bearing is mounted at the tail of the tire mounting bird head;
the upper end of the bird head seat is connected with a connecting rod fixing jackscrew through threads, and the lower end of the connecting rod fixing jackscrew abuts against the connecting rod;
a nut is welded on the side wall of the bird head seat, the nut is connected with a top rod through threads, and the lower end of the top rod abuts against the baffle;
the first connecting shaft is arranged to be a spline shaft and is connected to the connecting sleeve in a spline fit mode.
Further, the connecting rod is provided with a spline shaft.
Further, the tire dismounting mechanism comprises a second connecting shaft and a tire demounting rod, a tire demounting rod seat is welded at the upper end of the second connecting shaft, a tire demounting rod protective groove is welded on the side wall of the tire demounting rod seat, a groove is formed in the side wall of the tire demounting rod seat, and the tire demounting rod is transversely arranged in the groove and the tire demounting rod protective groove;
the second connecting shaft is arranged as a spline shaft, the second connecting shaft is connected to the connecting sleeve in a spline fit manner, the second connecting shaft is connected with an adjusting ring which slides up and down in a spline fit manner, the lower end face of the adjusting ring abuts against the upper end face of the connecting sleeve, the side wall of the adjusting ring is connected with an adjusting ring fixing jackscrew through threads, and one end of the adjusting ring fixing jackscrew abuts against the spline of the second connecting shaft; the front end of the tire removing rod is welded with a tire removing shovel head.
Further, the inside of dismouting machine body installs the control the controller of driving motor action, the controller cooperates with wired remote controller or wireless remote controller cooperation.
Further, the distance between the two first rim fixing holes is set to be 335mm, the distance between the two second rim fixing holes is set to be 285mm, and the distance between the two third rim fixing holes is set to be 225 mm.
Further, the adjustable shelf includes the angle steelframe, one side of angle steelframe articulates on the dismouting machine body, the both ends welding of angle steelframe has the gyro wheel seat, the welding has the installation axle on the gyro wheel seat, the gyro wheel is installed install epaxial the installation.
Compared with the prior art, the utility model discloses a beneficial technological effect:
the utility model relates to a truck tire dismouting machine, mainly include the dismouting machine body, the push rod seat, the push rod, the adjustable shelf, the gyro wheel, the adapter sleeve, tire disassembly mechanism and tire installation mechanism, make the gyro wheel prop up the one end of dismouting machine body through the upset adjustable shelf, press down and promote the removal that the dismouting machine body was realized to the push rod, tire disassembly mechanism or tire installation mechanism pass through the adapter sleeve and connect on the dismouting machine body, the quick replacement of different mechanisms has been realized, and simultaneously, through tire disassembly mechanism and tire installation mechanism, the dismantlement and the installation of truck tire have been realized. The utility model discloses can be quick to truck tire installation and dismantlement, improved the dismantlement installation rate of tire, alleviateed workman's intensity of labour, effectual solved the dismouting that miniature automobile tire dismouting machine is not applicable to truck tire, adopt the problem that artifical dismouting truck tire need spend a large amount of physical power and time.
Drawings
The present invention will be further explained with reference to the following description of the drawings.
FIG. 1 is a schematic view of the mounting structure of the changer body and the tire mounting mechanism of the present invention;
FIG. 2 is a schematic view of the mounting structure of the changer body and the tire removing mechanism of the present invention;
FIG. 3 is a schematic view showing the state of the changer body of the present invention;
FIG. 4 is a schematic view of the state II of the changer body of the present invention;
fig. 5 is a schematic view of the mounting structure of the driving motor and the reducer of the present invention;
fig. 6 is a schematic structural view of the connecting sleeve of the present invention;
FIG. 7 is a schematic structural view of the tire mounting mechanism of the present invention;
FIG. 8 is a schematic structural view of the tire removing mechanism of the present invention;
fig. 9 is a schematic view of a connection structure of the tire removing rod and the tire removing shovel head of the present invention.
Description of reference numerals: 1. a changer body; 2. a drive motor; 3. a speed reducer; 4. a riser; 5. a push rod seat; 6. a movable frame; 601. an angle steel frame; 602. a roller seat; 603. installing a shaft; 7. a push rod; 8. a tire removal mechanism; 801. a tire removing shovel head; 802. a tire demounting rod; 803. a tire-demounting rod protects a groove; 804. a tire-demounting rod seat; 805. a groove; 806. a second connecting shaft; 807. an adjusting ring; 808. the adjusting ring fixes the jackscrew; 9. a tire mounting mechanism; 901. a tire pressing bearing; 902. mounting a bird head; 903. a connecting rod; 904. a first connecting shaft; 905. the connecting rod fixes the jackscrew; 906. a bird head seat; 907. a nut; 908. a top rod; 10. connecting sleeves; 1001. a baffle plate; 1002. a baffle ring; 11. a roller; 12. and a controller.
Detailed Description
As shown in fig. 1 to 9, a truck tire changer includes a changer body 1, a driving motor 2 and a speed reducer 3 are installed in the changer body 1 through bolts, a power output shaft of the speed reducer 3 is perpendicular to a table top of the changer body 1, and the power output shaft of the speed reducer 3 is connected to a vertical pipe 4 through a bearing in a matching manner, the vertical pipe 4 is welded on the table top of the changer body 1, and an upper portion of the power output shaft of the speed reducer 3 is provided with a spline shaft. In the present embodiment, the power output shaft of the speed reducer 3 employs a spline shaft with six keys.
As shown in fig. 3 and 4, a push rod seat 5 and a movable frame 6 are disposed at the rear side of the changer body 1, the push rod seat 5 is welded on the changer body 1, and a detachable push rod 7 is inserted on the push rod seat 5, in this embodiment, the insertion portion of the push rod seat 5 and the push rod 7 is made of square tube section, the handle portion of the push rod 7 is made of round tube, the movable frame 6 is hinged on the changer body 1, and rollers 11 are mounted at both ends of the movable frame 6, specifically, the movable frame 6 includes an angle steel frame 601, one side of the angle steel frame 601 is hinged on the changer body 1 through hinges, roller seats 602 are welded at both ends of the angle steel frame 601, mounting shafts 603 are welded on the roller seats 602, the rollers 11 are mounted on the mounting shafts 603, the rollers 11 can be purchased from the market, a shaft pin for preventing the rollers 11 from falling off is inserted at the non-, realize the rear side that the gyro wheel 11 supported up dismouting machine body 1 through upset adjustable shelf 6 down, realize the front side upwarping of dismouting machine body 1 through pressing down push rod 7, when the front side upwarping of dismouting machine body 1, realize the removal of dismouting machine body 1 through promoting push rod 7.
In order to fix the wheel rim during the assembly and disassembly of the tire, a first wheel rim fixing hole 101, a second wheel rim fixing hole 102, a third wheel rim fixing hole 103 and a wheel rim pressing plate 104 are symmetrically arranged around the vertical pipe 4, the first wheel rim fixing hole 101, the second wheel rim fixing hole 102 and the third wheel rim fixing hole 103 are all positioned on the table top of the assembly and disassembly machine body 1, the wheel rim pressing plate 104 is connected on the table top of the assembly and disassembly machine body 1 through bolts, according to the distance of the mounting holes of the wheel rim in the prior art, in the embodiment, the distance between the two first wheel rim fixing holes 101 is set to be 335mm, the distance between the two second wheel rim fixing holes 102 is set to be 285mm, the distance between the two third wheel rim fixing holes 103 is 225mm, the wheel rim pressing plate 104 is mounted close to the outer wall of the vertical pipe 4, and fixing pins for fixing the wheel rim are arranged in the first wheel rim fixing hole 101, the second wheel rim fixing hole 102 and the third, the user can select the corresponding rim fixing hole as required, and besides the embodiment, the first rim fixing hole 101, the second rim fixing hole 102 and the third rim fixing hole 103 can be connected with the rim by the bolts through threads, and the rim is fixed by the bolts.
As shown in fig. 6, a connecting sleeve 10 is installed in the stand pipe 4, the lower end of the connecting sleeve 10 is connected with the power output shaft of the reducer 3 through spline fitting, and the upper end of the connecting sleeve 10 is connected with the tire mounting mechanism 9 or the tire dismounting mechanism 8 through spline fitting. Particularly, the inside walls at the upper end and the lower end of the connecting sleeve 10 are provided with spline grooves, the number of the spline grooves at the upper end of the connecting sleeve 10 is thirteen, the number of the spline grooves at the lower end of the connecting sleeve 10 is six, the upper part of the outer wall of the connecting sleeve 10 is sequentially welded with a baffle 1001 and a baffle ring 1002 from top to bottom, and the lower end face of the baffle ring 1002 abuts against the upper end face of the vertical pipe 4.
As shown in fig. 1 and 7, the tire mounting mechanism 9 includes a first connecting shaft 904, the first connecting shaft 904 is provided as a spline shaft, and the first connecting shaft 904 is connected to the connecting sleeve 10 by spline fitting. The upper end welding of first connecting axle 904 has bird headstock 906, be connected with dress child bird head 902 through connecting rod 903 on bird head 906's the lateral wall, in order to adjust dress child bird head 902's flexible length, in order to adapt to the truck tire of different diameters, the one end welding of connecting rod 903 is on dress child bird head 902, other end telescopic joint is in bird headstock 906, dress child bird head 902's afterbody is installed and is pressed child bearing 901, in this embodiment, connecting rod 903 sets up to the integral key shaft, then be provided with the splined hole with connecting rod 903 matched with on the bird head 906, there is the fixed jackscrew 905 of connecting rod in the upper end of bird head seat 906 through threaded connection, the lower extreme of the fixed jackscrew 905 of connecting rod supports on the spline of connecting rod 903.
In order to adjust the height of the bird head 902 for loading tires to adapt to truck tires with different widths, a nut 907 is welded on the side wall of the bird head seat 906, the nut 907 is connected with a top rod 908 through threads, and the lower end of the top rod 908 abuts against the baffle 1001.
As shown in fig. 2, 8 and 9, the tire dismounting mechanism 8 includes a second connecting shaft 806 and a tire removing rod 802, a tire removing shovel head 801 is welded at the front end of the tire removing rod 802, a tire removing rod seat 804 is welded at the upper end of the second connecting shaft 806, a tire removing rod protective groove 803 is welded on the side wall of the tire removing rod seat 804, a groove 805 is formed in the side wall of the tire removing rod seat 804, the tire removing rod 802 is horizontally arranged in the groove 805 and the tire removing rod protective groove 803, the second connecting shaft 806 is a spline shaft, and the second connecting shaft 806 is connected to the connecting sleeve 10 through spline fitting.
In order to adjust the height of the tire pulling rod 802 to adapt to truck tires with different widths, the second connecting shaft 806 is connected with an adjusting ring 807 which slides up and down through a spline, the lower end surface of the adjusting ring 807 abuts against the upper end surface of the connecting sleeve 10, the side wall of the adjusting ring 807 is connected with an adjusting ring fixing jackscrew 808 through a thread, and one end of the adjusting ring fixing jackscrew 808 abuts against the spline of the second connecting shaft 806.
In order to control the tire mounting and dismounting machine, a controller 12 for controlling the driving motor 2 to act is arranged in the mounting and dismounting machine body 1, and the controller 12 can be matched with a wired remote controller or a wireless remote controller. In the embodiment in this market, the control system on the crown block is borrowed by the control system on the crown block, which belongs to the prior art, and the existing products can be purchased in the market, and are not described again.
The utility model discloses an operation process as follows:
the tire dismounting process comprises the following steps: firstly, the tire dismounting mechanism 8 is connected in the vertical pipe 4 through the connecting sleeve 10, the clamping wheel is sleeved on the vertical pipe 4, the corresponding first wheel ring fixing hole 101, the second wheel ring fixing hole 102 or the third wheel ring fixing hole 103 is selected according to the specification of the clamping wheel ring and is fixed in the corresponding fixing hole through the fixing pin, the wheel ring pressing plate 104 is rotated to be pressed on the wheel ring, and the bolt is screwed.
According to the width of a truck tire, the adjusting ring 807 which slides up and down along the second connecting shaft 806 finally enables the height of the tire-saving and tire-removing rod 802 to adapt to the width of the tire, the tire-removing shovel head 801 is inserted into a seam between the tire and a rim, the tire-removing rod 802 is pressed downwards to be transversely arranged in the groove 805 and the tire-removing rod protection groove 803, at the moment, the driving motor 2 is started, the driving motor 2 transmits power to the second connecting shaft 806 through the speed reducer 3 and the connecting sleeve 10, the second connecting shaft 806 drives the tire-removing rod 802 to do circular motion through the tire-removing rod seat 804 and the tire-removing rod protection groove 803, and finally the tire is detached from the rim.
The tire mounting process comprises the following steps: firstly, the tire mounting mechanism 9 is connected in the vertical pipe 4 through the connecting sleeve 10, the clamping wheel is sleeved on the vertical pipe 4, the corresponding first wheel rim fixing hole 101, the second wheel rim fixing hole 102 or the third wheel rim fixing hole 103 is selected according to the specification of the clamping wheel rim, the clamping wheel is fixed in the corresponding fixing hole through the fixing pin, the wheel rim pressing plate 104 is rotated to be pressed on the wheel rim, and the bolt is screwed.
According to the diameter and the width of tire, adjust connecting rod 903 and rotatory ejector pin 908 respectively for dress child bird head 902's front end, press child bearing 901 to press on the tire, start driving motor 2 this moment, driving motor 2 passes through reduction gear 3, connecting sleeve 10 gives first connecting axle 904 with power transmission, first connecting axle 904 passes through bird headstock 906, connecting rod 903 drives dress child bird head 902 and is circular motion, dress child bird head 902's front end, press child bearing 901 to push down the tire, finally realize that the tire is installed on the rim.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. The utility model provides a truck tire dismouting machine, includes dismouting machine body (1), install driving motor (2) and reduction gear (3) in dismouting machine body (1), the power output shaft perpendicular to of reduction gear (3) the mesa of dismouting machine body (1), and the power output shaft of reduction gear (3) passes through the bearing cooperation and connects on riser (4), riser (4) welding is in on the mesa of dismouting machine body (1), its characterized in that: the upper part of the power output shaft of the speed reducer (3) is provided with a spline shaft;
the rear side of the dismounting machine body (1) is provided with a push rod seat (5) and a movable frame (6), the push rod seat (5) is welded on the dismounting machine body (1), a detachable push rod (7) is inserted into the push rod seat (5), the movable frame (6) is hinged onto the dismounting machine body (1), rollers (11) are mounted at two ends of the movable frame (6), the movable frame (6) is turned downwards to support the rear side of the dismounting machine body (1) through the rollers (11), the push rod (7) is pressed downwards to realize upward tilting of the front side of the dismounting machine body (1), and when the front side of the dismounting machine body (1) tilts upwards, the push rod (7) is pushed to realize movement of the dismounting machine body (1);
a first rim fixing hole (101), a second rim fixing hole (102), a third rim fixing hole (103) and a rim pressing plate (104) are symmetrically arranged around the vertical pipe (4), the first rim fixing hole (101), the second rim fixing hole (102) and the third rim fixing hole (103) are all located on the table top of the disassembling and assembling machine body (1), and the rim pressing plate (104) is connected to the table top of the disassembling and assembling machine body (1) through bolts;
install adapter sleeve (10) in riser (4), the lower extreme of adapter sleeve (10) through spline fit with the power take off hub connection of reduction gear (3), the upper end of adapter sleeve (10) is connected with tire installation mechanism (9) or tire disassembly body (8) through spline fit.
2. The truck tire changer of claim 1, wherein: the inner side walls of the upper end and the lower end of the connecting sleeve (10) are provided with spline grooves, a blocking piece (1001) and a blocking ring (1002) are welded on the upper portion of the outer wall of the connecting sleeve (10) from top to bottom in sequence, and the lower end face of the blocking ring (1002) abuts against the upper end face of the vertical pipe (4).
3. The truck tire changer of claim 2, wherein: the tire mounting mechanism (9) comprises a first connecting shaft (904), a bird head seat (906) is welded at the upper end of the first connecting shaft (904), the side wall of the bird head seat (906) is connected with a tire mounting bird head (902) through a connecting rod (903), one end of the connecting rod (903) is welded on the tire mounting bird head (902), the other end of the connecting rod (903) is telescopically clamped in the bird head seat (906), and a tire pressing bearing (901) is mounted at the tail part of the tire mounting bird head (902);
the upper end of the bird head seat (906) is connected with a connecting rod fixing jackscrew (905) through a thread, and the lower end of the connecting rod fixing jackscrew (905) is abutted against the connecting rod (903);
a nut (907) is welded on the side wall of the bird head seat (906), a top rod (908) is connected to the nut (907) through threads, and the lower end of the top rod (908) abuts against the baffle plate (1001);
the first connecting shaft (904) is arranged to be a spline shaft, and the first connecting shaft (904) is connected to the connecting sleeve (10) in a spline fit mode.
4. The truck tire changer of claim 3, wherein: the connecting rod (903) is arranged to be a spline shaft.
5. The truck tire changer of claim 2, wherein: the tire dismounting mechanism (8) comprises a second connecting shaft (806) and a tire demounting rod (802), a tire demounting rod seat (804) is welded at the upper end of the second connecting shaft (806), a tire demounting rod protective groove (803) is welded on the side wall of the tire demounting rod seat (804), a groove (805) is formed in the side wall of the tire demounting rod seat (804), and the tire demounting rod (802) is transversely arranged in the groove (805) and the tire demounting rod protective groove (803);
the second connecting shaft (806) is arranged as a spline shaft, the second connecting shaft (806) is connected to the connecting sleeve (10) in a spline fit manner, the second connecting shaft (806) is connected with an adjusting ring (807) which slides up and down in a spline fit manner, the lower end face of the adjusting ring (807) abuts against the upper end face of the connecting sleeve (10), the side wall of the adjusting ring (807) is connected with an adjusting ring fixing jackscrew (808) through threads, and one end of the adjusting ring fixing jackscrew (808) abuts against the spline of the second connecting shaft (806);
the front end of the tire removing rod (802) is welded with a tire removing shovel head (801).
6. The truck tire changer of claim 1, wherein: the inside mounting of dismouting machine body (1) has control controller (12) of driving motor (2) action, controller (12) and wired remote controller cooperation or wireless remote controller cooperation.
7. The truck tire changer of claim 1, wherein: the distance between the two first rim fixing holes (101) is set to be 335mm, the distance between the two second rim fixing holes (102) is set to be 285mm, and the distance between the two third rim fixing holes (103) is set to be 225 mm.
8. The truck tire changer of claim 1, wherein: the adjustable shelf (6) comprises an angle steel frame (601), one side of the angle steel frame (601) is hinged to the dismounting machine body (1), roller bases (602) are welded at two ends of the angle steel frame (601), an installation shaft (603) is welded on the roller bases (602), and rollers (11) are installed on the installation shaft (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920507218.4U CN209813638U (en) | 2019-04-16 | 2019-04-16 | Truck tire dismounting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920507218.4U CN209813638U (en) | 2019-04-16 | 2019-04-16 | Truck tire dismounting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209813638U true CN209813638U (en) | 2019-12-20 |
Family
ID=68879895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920507218.4U Expired - Fee Related CN209813638U (en) | 2019-04-16 | 2019-04-16 | Truck tire dismounting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209813638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968927A (en) * | 2019-04-16 | 2019-07-05 | 杨新伟 | A kind of truck tyre changer |
-
2019
- 2019-04-16 CN CN201920507218.4U patent/CN209813638U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109968927A (en) * | 2019-04-16 | 2019-07-05 | 杨新伟 | A kind of truck tyre changer |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |