阅读说明：本技术 一种大车维修用液压式工具套装及使用方法 (Hydraulic tool set for maintenance of cart and using method ) 是由 李中标 石运松 罗仲秋 于 2020-12-24 设计创作，主要内容包括：本发明公开了一种大车维修用液压式工具套装及使用方法,包括油缸；其特征是还包括活动安装油缸的铸造本体以及安装在油缸上可拆卸的套筒。该发明通过铸造本体和可拆卸的套筒的设计,在铸造本体上设置安装槽,在法兰上进行螺栓拆装时,可使油缸活动安装在安装槽中配合顶块进行使用；在球头上进行螺栓拆装时,可将油缸从而安装槽中取出,在将套筒安装到油缸上进行使用；单独的油缸还可作为千斤顶进行使用；根据实际需求选择相应的配合,一套产品即可完成多项工作,节省成本,增大使用范围。(The invention discloses a hydraulic tool set for cart maintenance and a using method thereof, wherein the hydraulic tool set comprises an oil cylinder; the casting device is characterized by further comprising a casting body for movably mounting the oil cylinder and a detachable sleeve arranged on the oil cylinder. According to the invention, through the design of the casting body and the detachable sleeve, the casting body is provided with the mounting groove, and when the flange is used for dismounting the bolt, the oil cylinder can be movably mounted in the mounting groove and matched with the ejector block for use; when the bolt is disassembled and assembled on the ball head, the oil cylinder can be taken out from the mounting groove, and the sleeve is mounted on the oil cylinder for use; the independent oil cylinder can also be used as a jack; according to the actual requirement, corresponding matching is selected, multiple works can be completed by one set of products, the cost is saved, and the application range is enlarged.)

1. A hydraulic tool set for cart maintenance comprises an oil cylinder (1); the device is characterized by further comprising a casting body (2) movably provided with the oil cylinder (1) and a detachable sleeve (3) arranged on the oil cylinder (1).

2. The hydraulic tool set for cart maintenance according to claim 1, wherein: the casting body (2) is provided with an installation block (21) and a top block (22); the mounting block (21) is provided with a mounting groove (23) matched with the oil cylinder (1), and the oil cylinder (1) is movably mounted in the mounting groove (23); and a limiting table (24) is also arranged in the mounting groove (23).

3. The hydraulic tool set for cart maintenance according to claim 2, wherein: a platform (26) is arranged at the top of the mounting block (21); a through hole (27) is formed in the top block (22); the top block (22), the mounting block (21) and the casting body (2) are integrally formed; install dress silk top (8) on kicking block (22), be equipped with reference column (81) with through-hole (27) looks adaptation on dress silk top (8).

4. The hydraulic tool set for cart maintenance according to claim 3, wherein: the casting body (2) is further provided with an empty groove (28), and the casting body (2) is provided with a handle (29) through the empty groove (28).

5. The hydraulic tool set for cart maintenance according to claim 1, wherein: be equipped with external screw thread (11) on hydro-cylinder (1), be equipped with internal thread (31) of looks adaptation on sleeve (3), sleeve (3) are installed on hydro-cylinder (1) through the screw thread.

6. The hydraulic tool set for cart maintenance according to claim 5, wherein: the sleeve (3) is U-shaped, the end of the sleeve (3) is provided with a baffle (32), and the baffle (32) is provided with a U-shaped groove (33).

7. The hydraulic tool set for cart maintenance according to claim 5, wherein: a piston rod (12) is installed in the oil cylinder (1), and a guide sleeve (13) is installed between the piston rod (12) and the oil cylinder (1); a tension spring (14) is also arranged in the piston rod (12); the guide sleeve (13) is installed on the oil cylinder (1) through threads.

8. The hydraulic tool set for cart maintenance according to claim 7, wherein: the piston rod (12) is also provided with a plurality of sealing grooves (17), and sealing rings (18) and check rings (19) are arranged in the sealing grooves (17); the end part of the piston rod (12) is also provided with a top head (4) or an adapter (5); the adapter (5) is provided with a sleeve (6) for detaching the wires or a sleeve (9) for installing the wires.

9. The hydraulic tool set for cart maintenance according to claim 7, wherein: and the oil cylinder (1) is also provided with a joint (7).

10. The method of using a hydraulic tool set for cart maintenance according to any one of claims 1-9, wherein: the method comprises the following steps:

dismantling bolts on the flange: firstly, the oil cylinder (1) is connected with a supply pipe through a joint (7)

Oil pipe connection of oil equipment; secondly, the oil cylinder (1) is installed in an installation groove (23) of an installation block (21) on the casting body (2), then the adapter (5) is installed on the piston rod (12), and the sleeve (6) for detaching wires is installed on the adapter (5); an operator moves the casting body (2) and the oil cylinder (1) to a bolt through a handle, an ejector block (22) on the casting body (2) abuts against a flange for mounting the bolt, one end of the bolt is located in a through hole (27), and a sleeve (6) for detaching wires abuts against one end of the bolt; the oil supply equipment supplies oil to the oil cylinder (1), the oil cylinder (1) pushes out the piston rod (12), the piston rod (12) pushes out the adapter (5) and the sleeve (6) for detaching the wire, and the sleeve (6) for detaching the wire pushes the bolt, so that the bolt is detached from the flange;

installing bolts on the flange: firstly, connecting an oil cylinder (1) with an oil pipe of oil supply equipment through a joint (7); the sleeve (6) for detaching the wires is detached from the adapter, the wire installing sleeve (9) is installed on the adapter (5), and the wire installing plug (8) is installed on the plug block (22); an operator moves the casting body (2) and the oil cylinder (1) to a bolt through a handle, a screw installing top head (8) arranged on a top block (22) props against a flange for installing the bolt, and the bolt is installed in a screw installing sleeve (9); then the oil supply equipment supplies oil to the oil cylinder (1), the oil cylinder (1) pushes out the piston rod (12), the piston rod (12) pushes out the adapter (5) and the wire installing sleeve (9), and the wire installing sleeve (9) pushes the bolt, so that the bolt is installed on the flange through extrusion;

dismantling a bolt on the ball head: firstly, connecting an oil cylinder (1) with an oil pipe of oil supply equipment through a joint (7); firstly, the oil cylinder is detached from the mounting block, then the sleeve (9) for wire installation and the adapter (5) are detached from the piston rod (12), the top head (4) is mounted on the piston rod (12), and then the sleeve (3) is mounted on the oil cylinder (1) through threads; clamping the ball head by the sleeve (3), wherein one end of the bolt is positioned in the U-shaped groove (33), and the top (4) on the oil cylinder (1) is propped against the other end of the bolt; the oil cylinder (1) is supplied with oil through oil supply equipment, the oil cylinder (1) pushes out the piston rod (12), the piston rod (12) pushes out the ejector (4), and the ejector (4) pushes the bolt, so that the bolt is detached from the ball head.

Technical Field

The invention relates to a hydraulic tool, in particular to a hydraulic tool set for cart maintenance and a using method thereof.

Background

The cart such as car, freight train need some connecting bolt of dismouting usually when maintaining, thereby can dismantle other automobile parts and maintain or change, but connecting bolt has some because of under the long-term use or interference fit or install the time through the connecting bolt of interference fit installation and be connected between the spare part comparatively inseparable, it is comparatively troublesome when demolising, all carry out the dismouting through manual operation instrument under the general condition, but it is long consuming time, the labour consumes greatly, and still damage other spare parts easily during the dismouting.

At present, many repair shops or 4S shops all adopt hydraulic tools to replace manual disassembly, labor is saved, and working efficiency is improved, but a plurality of connecting bolts cannot be disassembled and assembled by using the hydraulic tools due to the limitation of narrow installation positions, the application range of all the hydraulic tools is targeted at present, one hydraulic tool can only disassemble and assemble the bolts at one position, the casting bodies corresponding to each position are different, the oil cylinder of the existing hydraulic tool is installed on the casting body by welding, for example, the bolts on the flange and the bolts at the ball head on the universal joint need different hydraulic tools when being disassembled, and therefore cost is improved. Therefore, a hydraulic tool set for cart maintenance and a using method thereof are provided.

Disclosure of Invention

The invention aims to solve the problems and provides a hydraulic tool set for maintaining a cart and a using method thereof.

In order to achieve the aim, the invention provides a hydraulic tool set for maintaining a cart, which comprises an oil cylinder; the casting device is characterized by further comprising a casting body for movably mounting the oil cylinder and a detachable sleeve arranged on the oil cylinder.

Further preferably, the casting body is provided with an installation block and a top block; the mounting block is provided with a mounting groove matched with the oil cylinder, and the oil cylinder is movably mounted in the mounting groove; and a limiting table is further arranged in the mounting groove.

Further preferably, a platform is arranged at the top of the mounting block; the top block is provided with a through hole; the top block, the mounting block and the casting body are integrally formed; the ejector block is provided with a screw loading ejector head, and the screw loading ejector head is provided with a positioning column matched with the through hole.

Further preferably, the casting body is further provided with an empty groove, and the casting body is provided with a handle through the empty groove.

Further preferably, the oil cylinder is provided with an external thread, the sleeve is provided with an internal thread matched with the external thread, and the sleeve is installed on the oil cylinder through the thread.

Further preferably, the sleeve is U-shaped, a baffle is arranged at the end of the sleeve, and a U-shaped groove is formed in the baffle.

Preferably, a piston rod is arranged in the oil cylinder, and a guide sleeve is arranged between the piston rod and the oil cylinder; a tension spring is also arranged in the piston rod; a tension spring is also arranged in the piston rod; the guide sleeve is installed on the oil cylinder through threads.

Preferably, the piston rod is further provided with a plurality of sealing grooves, and sealing rings and check rings are installed in the sealing grooves; the end part of the piston rod is also provided with a top head or an adapter; the adapter is provided with a sleeve for detaching the wires or a sleeve for installing the wires.

Further preferably, the oil cylinder is further provided with a joint.

The utility model provides a method of use of hydraulic pressure type tool suit for cart maintenance which characterized in that: the steps are as follows:

dismantling bolts on the flange:

firstly, connecting an oil cylinder with an oil pipe of oil supply equipment through a joint; secondly, the oil cylinder is installed in an installation groove of an installation block on the casting body, then the adapter is installed on the piston rod, and the sleeve for detaching the wires is installed on the adapter; an operator moves the casting body and the oil cylinder to the bolt through a handle, an ejector block on the casting body is abutted against a flange for mounting the bolt, one end of the bolt is positioned in the through hole, and a sleeve for detaching the wires is abutted against one end of the bolt; the oil supply equipment supplies oil to the oil cylinder, the oil cylinder pushes out the piston rod, the piston rod pushes out the adapter and the sleeve for detaching the wire, and the sleeve for detaching the wire pushes the bolt, so that the bolt is detached from the flange;

when installing bolts on the flange:

firstly, connecting an oil cylinder with an oil pipe of oil supply equipment through a joint; the sleeve for detaching the wires is detached from the adapter, the sleeve for installing the wires is installed on the adapter, and the top head for installing the wires is installed on the top block; an operator moves the casting body and the oil cylinder to the bolt through a handle, and a screw installing top head arranged on the top block props against a flange for installing the bolt, so that the bolt is installed in the screw installing sleeve; then the oil supply equipment supplies oil to the oil cylinder, the oil cylinder pushes out a piston rod, the piston rod pushes out the adapter and the wire mounting sleeve, and the wire mounting sleeve pushes the bolt, so that the bolt is mounted on the flange through extrusion;

when the bolt is dismantled on the ball head:

firstly, connecting an oil cylinder with an oil pipe of oil supply equipment through a joint; firstly, the oil cylinder is detached from the mounting block, then the sleeve for wire installation and the adapter are detached from the piston rod, the top head is mounted on the piston rod, and then the sleeve is mounted on the oil cylinder through threads; clamping the ball head by the sleeve, enabling one end of the bolt to be located in the U-shaped groove, and enabling the top head of the oil cylinder to abut against the other end of the bolt; the oil cylinder is supplied with oil through the oil supply equipment, the oil cylinder pushes out the piston rod, the piston rod pushes out the ejector, and the ejector pushes the bolt, so that the bolt is detached from the ball head.

According to the invention, through the design of the casting body and the detachable sleeve, the mounting groove is formed in the casting body, and when the bolt is disassembled and assembled on the flange, the oil cylinder can be movably mounted in the mounting groove to be matched with the jacking block for use; when the bolt is disassembled and assembled on the ball head, the oil cylinder can be taken out from the mounting groove, and the sleeve is mounted on the oil cylinder for use; the independent oil cylinder can also be used as a jack; according to the actual requirement, corresponding matching is selected, multiple works can be completed by one set of products, the cost is saved, and the application range is enlarged.

Drawings

FIG. 1 is a schematic structural view of example 1 of the present invention;

FIG. 2 is a schematic structural view of example 2 of the present invention;

FIG. 3 is a schematic sectional view showing the structure of example 1 of the present invention;

FIG. 4 is a schematic sectional view of an oil cylinder according to the present invention;

FIG. 5 is a schematic cross-sectional view of the sleeve of the present invention;

FIG. 6 is a schematic structural view of example 4 of the present invention;

FIG. 7 is a schematic view of a threading tip according to the present invention;

FIG. 8 is a schematic view of the cast body of the present invention.

Illustration of the drawings: 1. an oil cylinder; 11. an external thread; 12. a piston rod; 13. a guide sleeve; 14. a tension spring; 17. a sealing groove; 18. a seal ring; 19. a retainer ring; 2. casting a body; 21. mounting blocks; 22. a top block; 23. mounting grooves; 24. a limiting table; 26. a platform; 27. a through hole; 28. an empty groove; 29. a handle; 3. a sleeve; 31. an internal thread; 32. a baffle plate; 33. a U-shaped groove; 4. ejecting the head; 5. an adapter; 6. a sleeve for detaching the wire; 7. a joint; 8. installing a screw top; 81. a positioning column; 9. and (5) installing a wire sleeve.

Detailed Description

The hydraulic tool set for maintaining a cart and the using method thereof according to the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1-2 and 8, the hydraulic tool set for maintaining a cart of the present embodiment includes an oil cylinder 1; the casting device is characterized by also comprising a casting body 2 for movably mounting the oil cylinder 1 and a detachable sleeve 3 mounted on the oil cylinder 1; through the design of the casting body 2 and the detachable sleeve 3, the mounting groove 23 is formed in the casting body 2, and when the bolt is disassembled and assembled on the flange, the oil cylinder 1 can be movably mounted in the mounting groove 23 and matched with the ejector block for use; when the bolt is dismounted on the ball head, the oil cylinder 1 and the mounting groove 23 can be taken out, and the sleeve 3 is mounted on the oil cylinder 1 for use; the single oil cylinder 1 can also be used as a jack; according to the actual requirement, corresponding matching is selected, multiple works can be completed by one set of products, the cost is saved, and the application range is enlarged.

Further, as shown in fig. 1, 3 and 8, the casting body 2 is provided with a mounting block 21 and a top block 22; the mounting block 21 is provided with a mounting groove 23 matched with the oil cylinder 1, and the oil cylinder 1 is movably mounted in the mounting groove 23; a limiting table 24 is further arranged in the mounting groove 23; through the arrangement of the mounting groove 23, the oil cylinder 1 can be movably mounted in the mounting groove 23 and can be freely disassembled and assembled for use, the phenomenon that the oil cylinder cannot be disassembled and assembled because the oil cylinder is fixedly mounted on the casting body 2 through welding is avoided, and the oil cylinder can only be suitable for one working condition; through the design of spacing platform 24, inject the position of hydro-cylinder 1, avoid it to take place axial displacement and lead to unable normal work in the use.

Further, referring to fig. 1, 3, and 6-8, a platform 26 is disposed on the top of the mounting block 21; the top block 22 is provided with a through hole 27; the top block 22, the mounting block 21 and the casting body 2 are integrally formed; the ejector block 22 is provided with a screw loading ejector 8, and the screw loading ejector 8 is provided with a positioning column 81 matched with the through hole 27; through the arrangement of the platform 26, the top of the mounting block 21 is cut off, the distance between the top of the mounting block 21 and the piston rod 12 is reduced, the situation that the distance between a bolt and a mounting shaft of the bolt is small in the use process, and the distance between the top of the mounting block 21 and the piston rod 12 is large, so that the situation that the piston rod 12 and the bolt are not in contact with each other due to the fact that the position center of the piston rod 12 and the bolt is not uniform or the position deviation is too large, and the bolt cannot be normally disassembled and assembled is avoided, so that the distance between the top of the mounting block 21 and the piston rod 12 does not exist through the arrangement of the platform 26, only the distance between the piston rod 12; through the arrangement of the through hole 27, the bolt can be pushed out through the through hole 27; through the setting of reference column 81, play location and limiting displacement to the mounted position of dress silk kicking block 8.

Further, referring to fig. 1 and 8, the casting body 2 is further provided with a hollow groove 28, and the casting body 2 is formed with a handle 29 through the hollow groove 28; through the setting of dead slot 28, be formed with handle 29 on the one hand, portable is convenient for carry during the operation, and on the other hand has reduced the material, has reduced weight, saves the cost, reduces the labour that the operating personnel consumed when carrying.

Further, referring to fig. 4 and 5, an external thread 11 is provided on the oil cylinder 1, an internal thread 31 adapted to the external thread is provided on the sleeve 3, and the sleeve 3 is mounted on the oil cylinder 1 through a thread; through the setting of external screw thread 11 and internal thread 31, make sleeve 3 through the dismantled and assembled installation of screw thread on hydro-cylinder 1, then install during the use, then need not the installation when not using, easy dismounting, easy operation.

Further, referring to fig. 2, the sleeve 3 is U-shaped, a baffle 32 is arranged at an end of the sleeve 3, and a U-shaped groove 33 is formed in the baffle 32; through setting sleeve 3 to the U type, and set up U type groove 33 on baffle 32, make sleeve 3 when using, can upwards block the bulb from the bottom, make the bulb be in sleeve 3, and the bolt is in U type groove 33, baffle 32 then supports bulb one side, can carry out the bolt on the dismouting bulb, according to not equidimension bulb, the bolt install the sleeve 3 of looks adaptation promptly can, operator simple and convenient, the dismouting is simple.

Further, referring to fig. 4, a piston rod 12 is installed in the oil cylinder 1, and a guide sleeve 13 is installed between the piston rod 12 and the oil cylinder 1; a tension spring 14 is also arranged in the piston rod 12; the guide sleeve 13 is arranged on the oil cylinder 1 through threads; through the arrangement of the guide sleeve 13, the ejection arc return stroke of the piston rod 12 is more stable.

Further, referring to fig. 3, 4 and 6, the piston rod 12 is further provided with a plurality of seal grooves 17, and seal rings 18 and retaining rings 19 are installed in the seal grooves 17; the end part of the piston rod 12 is also provided with a top head 4 or an adapter 5; the adapter 5 is provided with a sleeve 6 for detaching the wires or a sleeve 9 for installing the wires; the top head 4 or the adapter 5 is selectively installed at the end part of the piston rod 12, and the top head 4 is suitable for being assembled and disassembled with a ball head upper bolt; the adapter 5 is installed, the sleeve 6 for dismounting the wires or the sleeve 9 for mounting the wires is installed on the adapter 5, and the bolt is suitable for being mounted and dismounted on the flange and mounting the bolts, so that the application range is wide.

Further, referring to fig. 4, the oil cylinder 1 is further provided with a joint 7; through the setting of joint, connect oil supply equipment and carry out the fuel feeding to hydro-cylinder 1 and can use.

Example 1:

referring to fig. 1, 3-4 and 8, when the removal of the bolts is performed on the flange:

firstly, connecting the oil cylinder 1 with an oil pipe of oil supply equipment through a joint 7; installing the oil cylinder 1 into an installation groove 23 of an installation block 21 on the casting body 2, then installing the adapter 5 on the piston rod 12, and installing the sleeve 6 for wire removal on the adapter 5; an operator moves the casting body 2 and the oil cylinder 1 to a bolt through a handle, and makes the top block 22 on the casting body 2 abut against a flange for mounting the bolt, one end of the bolt is positioned in the through hole 27, and the sleeve 6 for detaching the wires abuts against one end of the bolt; the oil supply equipment supplies oil to the oil cylinder 1, the oil cylinder 1 pushes out the piston rod 12, the piston rod 12 pushes out the adapter 5 and the sleeve 6 for detaching the wire, and the sleeve 6 for detaching the wire pushes the bolt, so that the bolt is detached from the flange;

example 2:

referring to fig. 1, 6-7, when bolts are installed on the flange:

firstly, connecting the oil cylinder 1 with an oil pipe of oil supply equipment through a joint 7; the sleeve 6 for detaching the wires is detached from the adapter, the sleeve 9 for installing the wires is installed on the adapter 5, and the top 8 for installing the wires is installed on the top block 22; an operator moves the casting body 2 and the oil cylinder 1 to a bolt through a handle, and a screw installing top head 8 arranged on a top block 22 props against a flange for installing the bolt, so that the bolt is installed in a screw installing sleeve 9; then the oil supply equipment supplies oil to the oil cylinder 1, the oil cylinder 1 pushes out the piston rod 12, the piston rod 12 pushes out the adapter 5 and the thread installing sleeve 9, and the thread installing sleeve 9 pushes the bolt, so that the bolt is installed on the flange through extrusion;

example 3:

referring to fig. 2, 4-5, when the ball head is stud stripped:

firstly, connecting the oil cylinder 1 with an oil pipe of oil supply equipment through a joint 7; firstly, the oil cylinder is detached from the mounting block, then the sleeve 9 for wire installation and the adapter 5 are detached from the piston rod 12, the top head 4 is mounted on the piston rod 12, and then the sleeve 3 is mounted on the oil cylinder 1 through threads; clamping the sleeve 3 on the ball head, wherein one end of the bolt is positioned in the U-shaped groove 33, and the top 4 of the oil cylinder 1 props against the other end of the bolt; the oil cylinder 1 is supplied with oil through oil supply equipment, the oil cylinder 1 pushes out the piston rod 12, the piston rod 12 pushes out the ejector head 4, and the ejector head 4 pushes the bolt, so that the bolt is detached from the ball head.

Example 4:

referring to fig. 4, firstly, the oil cylinder 1 is connected with an oil pipe of an oil supply device through the joint 7, then the top 4 on the piston rod 12 and the sleeve 3 on the oil cylinder 1 are detached, then a jack tray is installed on the piston rod on the oil cylinder 1, and the single oil cylinder 1 can be used as a jack.

The scope of protection of the invention is not limited to the above embodiments and variations thereof. The present invention is not limited to the above embodiments, but may be modified in various ways.