CN211306119U

CN211306119U - Vehicle frame back beam mounting fixture

Info

Publication number: CN211306119U
Application number: CN201922043249.1U
Authority: CN
Inventors: 刘鑫桃
Original assignee: Chongqing Xinbaotian Metallurgical Industry Co ltd
Current assignee: Chongqing Xinbaotian Metallurgical Industry Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-21
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a mounting fixture for a rear frame beam, which comprises a vehicle body, wherein a pair of end clamping components for clamping two ends of the rear frame beam are arranged on the vehicle body, and the two end clamping components have the same structure and are symmetrically arranged; each end part clamping assembly comprises a supporting column connected to the vehicle body, the top end of the supporting column is rotatably connected with a swinging arm, a first air cylinder is fixedly connected to the side wall of the top of the supporting column, a piston rod of the first air cylinder is rotatably connected with one end of the swinging arm, the other end of the swinging arm is connected with an upper clamping assembly, the top end of the supporting column is also provided with a lower clamping assembly matched with the upper clamping assembly, and the lower clamping assembly is arranged below the upper clamping assembly; compared with the prior art, the utility model, can be convenient, swift with the frame back beam centre gripping firm, improve the stability of frame back beam in the installation.

Description

Vehicle frame back beam mounting fixture

Technical Field

The utility model relates to an anchor clamps structure field, concretely relates to frame back beam sectional fixture.

Background

The frame is an important component of the chassis of the automobile, bears an engine and a steering system, is connected with a stabilizer bar, a control arm and an automobile body, and is an important component of the chassis system. The traditional frame structure is formed by assembling a front beam, a left side beam, a right side beam, a rear beam and suspension brackets, wherein the rear beam mainly bears the loads of an engine, a steering engine and a stabilizer bar.

In order to ensure that the rear frame beam can be stably and high-quality installed with other structures of the frame, the rear frame beam needs to be fixed after the installation part of the rear frame beam is butted; the fixing seat is generally adopted to clamp and fix the rear frame beam, the fixing seat is fixed by bolts, and the stability of the fixed rear frame beam is not high.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model aims to provide a frame back beam sectional fixture to among the solution prior art, to the problem of the poor stability behind the inconvenient and centre gripping of frame back beam centre gripping fixed in-process operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a mounting fixture for a rear frame beam comprises a vehicle body, wherein a pair of end clamping assemblies for clamping two ends of the rear frame beam are arranged on the vehicle body, and the two end clamping assemblies are identical in structure and are symmetrically arranged;

every tip centre gripping subassembly all is including connecting the support column on the automobile body, and the support column top is rotated and is connected with the swing arm, the first cylinder of fixedly connected with on the lateral wall of support column top, and the piston rod of first cylinder rotates with the one end of swing arm and links to each other, and the other end of swing arm is connected with the centre gripping subassembly, and the top of support column still is provided with and last centre gripping subassembly complex lower centre gripping subassembly, and centre gripping subassembly below is arranged in to lower centre gripping subassembly.

Compared with the prior art, the utility model discloses following beneficial effect has:

the mounting fixture clamps and fixes the two end parts of the rear frame beam through the two end part clamping assemblies on the vehicle body, so that the clamping stability of the rear frame beam is improved; when the end part clamping assembly is used for clamping, the frame back beam is placed between the upper clamping assembly and the lower clamping assembly, the swing arm swings due to the extension of the piston rod of the first air cylinder, so that the upper clamping assembly moves towards the direction close to the lower clamping assembly, the end part of the frame back beam is clamped and fixed through the matching of the upper clamping assembly and the lower clamping assembly, and the operation is convenient and fast.

Drawings

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

fig. 2 is a partial structural schematic view of an end clamping assembly according to the present invention;

fig. 3 is a schematic view of a partial structure of the end clamping assembly according to the present invention;

fig. 4 is a schematic view of a partial structure of the middle clamping assembly of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments:

reference numerals in the drawings of the specification include: the device comprises a vehicle body 1, a support column 2, a swing arm 3, a first air cylinder 4, a connecting block 5, a support block 6, a first L-shaped block 7, a second L-shaped block 8, a support base 9, a support bottom block 10, a mounting disc 11, a vertical column 12, a clamping top block 13, a vertical frame 14, a swing rod 15, a second air cylinder 16, a support frame block 17, a positioning column 18, a third L-shaped block 19, a bottom plate 101, a mounting plate 102 and a roller 103.

Examples

Referring to fig. 1-4: a mounting fixture for a rear frame beam comprises a vehicle body 1, wherein a pair of end clamping assemblies for clamping two ends of the rear frame beam are arranged on the vehicle body 1, and the two end clamping assemblies are identical in structure and are symmetrically arranged; every tip centre gripping subassembly all is including connecting support column 2 on

automobile body

1, and 2 tops of support column are rotated and are connected with swing arm 3, the first cylinder 4 of fixedly connected with on the lateral wall of 2 tops of support column, and the piston rod of first cylinder 4 rotates with the one end of swing arm 3 and links to each other, and the other end of swing arm 3 is connected with the centre gripping subassembly, and the top of support column 2 still be provided with last centre gripping subassembly complex lower centre gripping subassembly, and centre gripping subassembly below was arranged in to lower centre gripping subassembly.

The clamp comprises a support column 2, a lower clamping assembly, a first mounting notch, a second mounting notch, a first lower supporting seat and a second lower supporting seat, wherein the top of the support column 2 in the clamp is connected with the lower clamping assembly, the lower clamping assembly is arranged at the bottom of the second mounting notch, the lower clamping assembly comprises the first lower supporting seat and the second lower supporting seat which are arranged at the bottom of the second mounting notch at intervals, the first lower supporting seat comprises a connecting block 5 connected with the bottom of the second mounting notch and a supporting block 6 integrally formed with one side wall of the connecting block 5, and the top of the supporting block 6 is; the second lower supporting seat comprises a first L-shaped block connected to the bottom of the second installation notch and a second L-shaped block located between the first L-shaped block and the connecting block 5, the top of the second L-shaped block is connected with a supporting base 9, the side wall of the vertical section of the second L-shaped block is connected with a supporting bottom block 10 arranged above the horizontal section of the second L-shaped block, and the supporting base 9 is further connected with one side of the top of the first L-shaped block; the upper clamping assembly comprises a mounting disc 11 fixedly connected to the upper surface of the swing arm 3, the bottom of the mounting disc 11 is connected with a vertical column 12 sleeved on the swing arm 3, the side wall of the vertical column 12 is connected with a first upper clamping seat symmetrically arranged with a first lower supporting seat, the side wall of the vertical column 12 is also connected with a clamping top block 13 matched with the supporting bottom block 10, and the bottom of the vertical column 12 is connected with a clamping top disc matched with the supporting base 9; when the upper clamping assembly and the lower clamping assembly are used for clamping, three-point clamping fixation is realized on the end part of the frame back beam through the matching of the supporting base 9 and the clamping top disc, the matching of the first lower supporting seat and the first upper clamping seat and the matching of the clamping top block 13 and the supporting bottom block 10, the clamping stability of the frame back beam is improved, and the structural stability of the lower clamping assembly and the lower clamping assembly is improved.

In order to further improve the clamping stability of the rear frame beam, two middle clamping assemblies positioned between the two support columns 2 are further arranged on the vehicle body 1, each middle clamping assembly comprises a vertical frame 14 connected to the vehicle body 1, a positioning assembly is connected to one side wall of the top of each vertical frame 14, and a clamping structure for clamping and fixing the rear frame beam from one side is arranged at the top of each vertical frame 14; different mounting holes on the rear beam of the frame are positioned through the clamping structure and the positioning assembly; a first mounting notch is formed in one side of the top of the vertical frame 14, the clamping structure comprises a swing rod 15 rotatably arranged at the top of the vertical frame 14 and a second air cylinder 16 fixedly arranged on one side wall of the vertical frame 14, a piston rod of the second air cylinder 16 is rotatably connected with one end of the swing rod 15, the bottom of the other end of the swing rod 15 is connected with an upper clamping part arranged above the first mounting notch, and a lower clamping part matched with the upper clamping part is arranged at the bottom of the first mounting notch; the positioning assembly comprises a support frame block 17 connected to the vertical frame 14, the support frame block 17 comprises a vertical block connected with the vertical frame 14 and a transverse block arranged above the vertical block and far away from the vertical frame 14, one end of the transverse block is connected with the top of the vertical block through an inclined block, and the top of the other end of the transverse block is connected with a positioning column 18; the upper clamping part and the lower clamping part are identical in structure and are symmetrically arranged, the upper clamping part comprises two third L-shaped blocks connected with the swing rod 15, the horizontal sections of the two third L-shaped blocks are connected with the swing rod 15, and the horizontal sections of the two third L-shaped blocks are positioned between the vertical sections of the two third L-shaped blocks; the structural design of the support frame block 17 enables the support frame block to be reasonably distributed with the positions of the upper clamping part and the lower clamping part, meanwhile, the positioning column 18 is embedded into a mounting hole in the middle of the rear frame beam to position and fix the rear frame beam, and meanwhile, the second air cylinder 16 drives the swing rod 15 to swing to enable the swing rod 15 to enable the rear frame beam to swing

And the two third L-shaped blocks of the upper clamping part move towards the two third L-shaped blocks close to the lower clamping part, so that the two third L-shaped blocks of the upper clamping part pass through the other two mounting holes in the middle of the rear frame beam and are clamped and fixed with the two third L-shaped blocks of the lower clamping part.

The vehicle body 1 in the clamp comprises a bottom plate 101, wherein weight-reducing gaps are formed in two side edges of the bottom surface of the bottom plate 101 along the length direction of the bottom surface, mounting plates 102 are arranged at two ends of the bottom surface of the bottom plate 101, and the bottom of each mounting plate 102 is rotatably connected with a plurality of rollers 103; the structural design of the vehicle body 1 makes it possible to reduce its weight while having sufficient structural strength, and to facilitate the movement of the entire mounting jig. An air source box for supplying power to the first cylinder 4 and the second cylinder 16 and a switch for controlling the operation state of the first cylinder 4 and the second cylinder 16 are installed at the end of the base plate 101.

When the clamping device is used, the frame back beam is placed between the two lower clamping components and the two lower clamping parts, the two first air cylinders 4 and the two second air cylinders 16 are started, and the two upper clamping components and the two upper clamping parts, the two lower clamping components and the two lower clamping parts are matched to clamp and fix the frame back beam.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A mounting fixture for a rear frame beam is characterized by comprising a vehicle body, wherein a pair of end clamping assemblies for clamping two ends of the rear frame beam are arranged on the vehicle body, and the two end clamping assemblies are identical in structure and are symmetrically arranged;

2. The vehicle frame back beam mounting fixture of claim 1, wherein: the vehicle body is also provided with two middle clamping assemblies positioned between the two support columns, each middle clamping assembly comprises a vertical frame connected to the vehicle body, one side wall of the top of each vertical frame is connected with a positioning assembly, and the top of each vertical frame is provided with a clamping structure for clamping and fixing the rear beam of the vehicle frame; different mounting holes on the frame back beam are positioned through the clamping structure and the positioning assembly.

3. The vehicle frame back beam mounting fixture of claim 2, wherein: the clamping structure comprises a swing rod and a second cylinder, the swing rod is rotatably arranged at the top of the vertical frame, the second cylinder is fixedly arranged on one side wall of the vertical frame, a piston rod of the second cylinder is rotatably connected with one end of the swing rod, the bottom of the other end of the swing rod is connected with an upper clamping part arranged above the first mounting notch, and the bottom of the first mounting notch is provided with a lower clamping part matched with the upper clamping part.

4. The vehicle frame back beam mounting fixture of claim 2, wherein: the locating component comprises a support frame block connected to the vertical frame, the support frame block comprises a vertical block connected with the vertical frame and a transverse block arranged above the vertical block and far away from the vertical frame, one end of the transverse block is connected with the top of the vertical block through an oblique block, and the top of the other end of the transverse block is connected with a locating column.

5. A frame back rail installation jig according to any one of claims 1 to 4 wherein: a second mounting notch is formed in the position, connected with the lower clamping assembly, of the top of the supporting column, the lower clamping assembly is arranged at the bottom of the second mounting notch, the lower clamping assembly comprises a first lower supporting seat and a second lower supporting seat which are arranged at the bottom of the second mounting notch at intervals, the first lower supporting seat comprises a connecting block connected with the bottom of the second mounting notch and a supporting block integrally formed with one side wall of the connecting block, and the top of the supporting block is higher than that of the connecting block; the second lower support base comprises a first L-shaped block connected to the bottom of the second installation notch and a second L-shaped block located between the first L-shaped block and the connecting block, the top of the second L-shaped block is connected with a support base, a support bottom block arranged above the horizontal section of the second L-shaped block is connected to the side wall of the vertical section of the second L-shaped block, and the support base is connected with one side of the top of the first L-shaped block.

6. The vehicle frame back beam mounting fixture of claim 5, wherein: go up the centre gripping subassembly and include the mounting disc of fixed connection at the swing arm upper surface, the mounting disc bottom is connected with the vertical post of cup jointing in the swing arm, is connected with on the lateral wall of vertical post and is the first centre gripping seat that the symmetry set up with first supporting seat down, still is connected with on the lateral wall of vertical post and supports bottom block matched with centre gripping kicking block, the bottom of vertical post be connected with and support base matched with centre gripping kicking disc.

7. The vehicle frame back beam mounting fixture of claim 3, wherein: the upper clamping part and the lower clamping part are identical in structure and are symmetrically arranged, the upper clamping part comprises two third L-shaped blocks connected with the swing rod, the horizontal sections of the two third L-shaped blocks are connected with the swing rod, and the horizontal sections of the two third L-shaped blocks are located between the vertical sections of the two third L-shaped blocks.

8. The vehicle frame back beam mounting fixture of claim 1, wherein: the automobile body includes the bottom plate, and the bottom plate bottom surface all opens along its length direction's both sides limit and subtracts heavy breach, and the both ends of bottom plate bottom surface all are provided with the mounting panel, and the bottom of every mounting panel all rotates and is connected with a plurality of gyro wheels.