CN210413415U

CN210413415U - Semi-axis tightening machine

Info

Publication number: CN210413415U
Application number: CN201921079241.4U
Authority: CN
Inventors: 蒲俊毅
Original assignee: Guangzhou United Faith Intelligent Equipment Co ltd
Current assignee: Guangzhou United Faith Intelligent Equipment Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-28
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a semi-axis tightening machine, which comprises a bottom frame, a support plate welded on one side of the top end of the bottom frame and a base welded on the other side of the top end of the bottom frame, wherein a plurality of bases are arranged at the bottom end of the bottom frame, and an operation panel is arranged at the upper position of the front side of the bottom frame, the utility model is provided with a detachable twisting head, four groups of stoppers on the end surface of the twisting head play the role of limiting when assembling the twisting head, only one screw needs to be installed after inserting installation, thereby ensuring the stability of the twisting head and being convenient to replace, the practicability is higher, when limiting hubs of different types, the second movable frame is adjusted to slide on the surface of the base by arranging a sliding second movable frame and a fixed frame, so that the second movable frame and the fixed frame realize the clamping effect on hubs, meanwhile, the semi-axis is arranged between the second movable frame and the fixed frame, one end of the semi-axis, ensuring the stability of the installation.

Description

Semi-axis tightening machine

Technical Field

The utility model relates to a screw up the quick-witted field, in particular to semi-axis screws up machine.

Background

The existing bolt and nut mounting and tightening machine used between equipment parts such as automobiles, tractors, diesel engines and the like on a production line is mainly formed by connecting a motor, a speed reducing mechanism and a fastening mechanism.

The invention relates to a half-axle tightening machine, which is characterized in that a screw head is frequently required to be replaced in the process of nut assembly, the existing screw head is usually fixed by more bolts to ensure the stability of the screw head, but the existing screw head is time-consuming and labor-consuming in disassembly operation, and meanwhile, in the process of half-axle tightening operation, the condition of unfavorable assembly operation possibly occurs due to lower stability in half-axle assembly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a semi-axis tightener can effectively solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a semi-axis tightening machine comprises an underframe, a support plate welded on one side of the top end of the underframe and a base welded on the other side of the top end of the underframe, wherein a plurality of bases are arranged at the bottom end of the underframe in a matched manner, an operation panel is arranged above the front side of the underframe and is connected with the underframe through a connecting rod, a slide rail is fixedly arranged at the position, between the support plates, of the upper surface of the underframe, and a tool unit is arranged on the upper surface of the slide rail in a sliding manner;

the tool unit comprises a first movable frame, a servo motor and an electric push rod, wherein a first sliding block is welded at the bottom end of the first movable frame and is connected with a sliding rail in a matched mode, the servo motor and the electric push rod are respectively installed at the upper end and the lower end of the first movable frame, a rotating shaft is arranged at one end of the servo motor in a matched mode, a twisting head is installed at one end of the rotating shaft in an inserted mode, a torque sensor is installed inside the servo motor in an embedded mode, the torque sensor, the servo motor and an operation panel form closed-loop control, the output end of the electric push rod is fixedly connected with the first movable frame, and the other end of the electric push rod is fixedly installed on the inner side of a support;

the utility model discloses a support frame, including base, support plate, movable groove, connecting rod and transverse plate, one side fixed mounting of base upper surface has the mount, the second adjustable shelf is installed to the opposite side slidingtype of base upper surface, the frame plate has all been welded to both sides around the mount, and one side of frame plate is movable installs the diaphragm, the movable groove has been preset to the inside of frame plate to supporting second slider and the elastic component of being provided with in the movable groove, the part that the second slider extends to the frame plate outside is through the both ends fixed connection who sets up connecting rod and diaphragm.

Preferably, the inner side of the support plate is fixedly provided with frame plates through connecting pieces, the frame plates are positioned on the front side and the rear side of the tool unit, and the cross section of each frame plate is of a rectangular structure.

Preferably, a first groove is formed in the center of the end face of the rotating shaft, second grooves are uniformly formed in the periphery, located on the first groove, of the end face of the rotating shaft, and the end face of the twisting head is welded with the mounting block and the limiting block in a matched mode with the first groove and the second groove respectively.

Preferably, the limiting block is of a circular truncated cone-shaped structure, the mounting block is of a cylindrical structure, a first through hole is formed in the mounting block in a penetrating mode, and a second through hole is correspondingly formed in one end of the rotating shaft.

Preferably, the center of the end face of the rotating shaft, the center of the upper end face of the fixed frame and the center of the upper end face of the second movable frame are positioned on the same horizontal line, and the upper end faces of the fixed frame and the second movable frame are both arc-shaped structures.

Preferably, the lower end face of the transverse plate corresponds to the upper end face of the fixing frame up and down, arc faces are formed in the lower end face of the transverse plate and the upper end face of the fixing frame, and the second sliding block and the connecting rod used for connecting the transverse plate form an L-shaped structure.

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

1. the utility model has the advantages that the detachable twisting head is arranged, the four groups of limiting blocks on the end surface of the twisting head play a role in limiting the assembly of the twisting head, only one screw needs to be installed after the insertion type installation, the stability of the twisting head is ensured, the replacement is convenient, and the practicability is higher;

2. the utility model discloses a setting up second adjustable shelf and the mount of slidingtype, when spacing to different grade type wheel hub, adjusting the second adjustable shelf and sliding on the base surface, make second adjustable shelf and mount realize the clamping action to the wheel hub, half shaft erects the formula and sets up to between second adjustable shelf and the mount simultaneously, and the one end that its half shaft needs to tighten the nut is spacing by the centre gripping of mount up end and diaphragm, guarantees the stability when it installs;

3. the utility model discloses a set up the deckle board, can set up toughened glass on the deckle board surface, make things convenient for the staff to survey when both sides protect around to the instrument unit, also can dismantle the deckle board, conveniently carry out subsequent maintenance operation to the instrument unit.

Drawings

FIG. 1 is a schematic view showing the overall structure of a half-shaft tightening machine according to the present invention;

FIG. 2 is a schematic view of an assembly structure of a rotating shaft and a screw head of the semi-shaft tightening machine of the present invention;

fig. 3 is an enlarged view of a partial structure of fig. 1 of a half-shaft tightening machine according to the present invention.

In the figure: 1. a chassis; 2. a support plate; 3. a frame plate; 4. a first movable frame; 5. a servo motor; 6. a torque sensor; 7. a rotating shaft; 71. a first groove; 72. a second groove; 8. an electric push rod; 9. a first slider; 10. a slide rail; 11. a base; 12. an operation panel; 13. a base; 14. a fixed mount; 15. a second movable frame; 16. screwing the head; 161. a limiting block; 162. mounting blocks; 17. a frame plate; 18. a transverse plate; 19. a second slider; 20. an elastic member.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a half-shaft tightening machine comprises an underframe 1, support plates 2 welded on one side of the top end of the underframe 1, and a base 13 welded on the other side of the top end of the underframe 1, wherein a plurality of bases 11 are arranged at the bottom end of the underframe 1 in a matching manner, an operating panel 12 is arranged above the front side of the underframe 1, the operating panel 12 is connected with the underframe 1 through a connecting rod, a slide rail 10 is fixedly arranged at a position, between the support plates 2, on the upper surface of the underframe 1, and a tool unit is slidably arranged on the upper surface of the slide rail 10;

the tool unit comprises a first movable frame 4, a servo motor 5 and an electric push rod 8, a first sliding block 9 is welded at the bottom end of the first movable frame 4, the first sliding block 9 and a sliding rail 10 are mutually matched and connected, the servo motor 5 and the electric push rod 8 are respectively installed at the upper end and the lower end of the first movable frame 4, a rotating shaft 7 is arranged at one end of the servo motor 5 in a matched mode, a twisting head 16 is installed at one end of the rotating shaft 7 in an inserted mode, a torque sensor 6 is installed in the servo motor 5 in an embedded mode, the torque sensor 6, the servo motor 5 and an operation panel 12 form closed-loop control, the output end of the electric push rod 8 is fixedly connected with the first movable frame 4, and the other end of the electric push rod 8 is fixedly installed;

one side fixed mounting of base 13 upper surface has mount 14, and second adjustable shelf 15 is installed to the opposite side slidingtype of base 13 upper surface, and frame plate 17 has all been welded to both sides around mount 14, and the movable diaphragm 18 of one side movable mounting of frame plate 17, and movable groove has been preset to frame plate 17's inside to supporting in movable groove is provided with second slider 19 and elastic component 20, and the part that second slider 19 extends to the frame plate 17 outside is through setting up the both ends fixed connection of connecting rod and diaphragm 18.

As shown in fig. 1, a frame plate 3 is fixedly arranged on the inner side of the support plate 2 through a connecting piece, the frame plate 3 is positioned on the front side and the rear side of the tool unit, and the cross section of the frame plate 3 is of a rectangular structure.

As shown in fig. 2, a first groove 71 is formed in the center of the end surface of the rotating shaft 7, second grooves 72 are uniformly formed around the first groove 71 on the end surface of the rotating shaft 7, and an installation block 162 and a limiting block 161 are welded on the end surface of the screwing head 16 and the first groove 71 and the second groove 72 in a matched manner.

As shown in fig. 2, the limiting block 161 is a truncated cone-shaped structure, the mounting block 162 is a cylindrical structure, and a first through hole is formed in the mounting block 162 in a penetrating manner, and a second through hole is correspondingly formed at one end of the rotating shaft 7.

The utility model discloses a set up detachable head 16 of twisting, twist the stopper 161 of four groups of 16 terminal surfaces of head and play the limiting displacement when assembling twisting head 16, through bayonet installation back, only need install a screw can, convenient the change when having guaranteed twisting head 16 steadiness, the practicality is higher.

As shown in fig. 1, the center of the end surface of the rotating shaft 7, the center of the upper end surface of the fixed frame 14, and the center of the upper end surface of the second movable frame 15 are on the same horizontal line, and the upper end surfaces of the fixed frame 14 and the second movable frame 15 are both arc-shaped structures.

As shown in FIG. 3, the lower end surface of the transverse plate 18 and the upper end surface of the fixed frame 14 correspond to each other vertically and are both provided with arc surfaces, and the second slider 19 and the connecting rod for connecting the transverse plate 18 form an L-shaped structure.

The utility model discloses a set up second adjustable shelf 15 and mount 14 of slidingtype, when carrying on spacingly to different grade type wheel hub, adjust second adjustable shelf 15 at 13 surface sliding of base for second adjustable shelf 15 and mount 14 realize the clamping action to the wheel hub, half axle set up the formula simultaneously and set up to between second adjustable shelf 15 and the mount 14, the one end of the required nut of screwing up of its half axle receives the centre gripping of mount 14 up end and diaphragm 18 spacing, stability when guaranteeing its installation.

It should be noted that the utility model relates to a half axle tightening machine, firstly, the half axle and wheel hub assembly which is pressed in place is arranged between the second movable frame 15 and the fixed frame 14, the second movable frame 15 is adjusted to slide on the surface of the base 13, so that the wheel hubs of different types can be limited, the screw at the bottom end of the second movable frame 15 is tightened after clamping and fixing, and then the screw is fixed, at the moment, one end of the nut which is required to be tightened by the half axle is limited by the clamping of the upper end surface of the fixed frame 14 and the transverse plate 18, the elastic element 20 is elastically deformed, the stability of the clamping operation is ensured,

the electric control system of the equipment requires to use PLC control (sharing a main cabinet PLC, and a single machine is CC-LINK extension), the centralized layout of operation keys is provided with two action modes of manual operation and automatic operation, by using the operation panel 12, the servo motor 5 and the electric push rod 8 are regulated and controlled to work simultaneously, the servo motor 5 drives the twisting head 16 to rotate through the rotating shaft 7, meanwhile, the output end of the electric push rod 8 pushes the whole first movable frame 4 to move on the surface of the slide rail 10, (the working principle of the second movable frame 15 is the same as that of the first movable frame), because the center of the end surface of the rotating shaft 7, the center of the upper end surface of the fixed frame 14 and the center of the upper end surface of the second movable frame 15 are positioned on the same horizontal line, the assembly work can be smoothly carried out, meanwhile, the torque sensor 6 is arranged to record the torque of each workpiece, so that the tracing management is convenient, and the next operation can be performed after the tightening operation is completed.

If need change and twist head 16, because twist head 16 terminal surface four groups of stopper 161 play the limiting displacement when twisting head 16 assembly, through bayonet installation back, only need install a screw can, convenient the change when having guaranteed to twist head 16 steadiness, the practicality is higher.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a machine is screwed up to semi-axis, includes chassis (1), welds in extension board (2) of chassis (1) top one side and welds in base (13) of chassis (1) top opposite side, its characterized in that: the bottom end of the bottom frame (1) is provided with a plurality of bases (11) in a matched mode, an operation panel (12) is arranged above the front side of the bottom frame (1), the operation panel (12) is connected with the bottom frame (1) through a connecting rod, a sliding rail (10) is fixedly arranged on the upper surface of the bottom frame (1) between the support plates (2), and a tool unit is arranged on the upper surface of the sliding rail (10) in a sliding mode;

the tool unit comprises a first movable frame (4), a servo motor (5) and an electric push rod (8), a first sliding block (9) is welded at the bottom end of the first movable frame (4), the first sliding block (9) is mutually matched and connected with the sliding rail (10), the servo motor (5) and the electric push rod (8) are respectively arranged at the upper end and the lower end of the first movable frame (4), one end of the servo motor (5) is matched and provided with a rotating shaft (7), a screw head (16) is arranged at one end of the rotating shaft (7) in an inserting way, a torque sensor (6) is embedded in the servo motor (5), and the torque sensor (6), the servo motor (5) and the operation panel (12) form closed-loop control, the output end of the electric push rod (8) is fixedly connected with the first movable frame (4), the other end of the electric push rod (8) is fixedly arranged on the inner side of the support plate (2) through a screw;

one side fixed mounting of base (13) upper surface has mount (14), second adjustable shelf (15) are installed to the opposite side slidingtype of base (13) upper surface, frame plate (17) have all been welded to both sides around mount (14), and one side of frame plate (17) is movable installs diaphragm (18), the movable groove has been preset to the inside of frame plate (17) to supporting second slider (19) and elastic component (20) of being provided with in the movable groove, the part that second slider (19) extended to the frame plate (17) outside is through the both ends fixed connection who sets up connecting rod and diaphragm (18).

2. The half shaft tightening machine according to claim 1, characterized in that: the inner side of the support plate (2) is fixedly provided with frame plates (3) through connecting pieces, the frame plates (3) are positioned on the front side and the rear side of the tool unit, and the cross sections of the frame plates (3) are of rectangular structures.

3. The half shaft tightening machine according to claim 1, characterized in that: first recess (71) have been seted up at the terminal surface center of pivot (7), and second recess (72) have evenly been seted up around pivot (7) terminal surface position in first recess (71), the terminal surface of twisting head (16) has installation piece (162) and stopper (161) with first recess (71) and the supporting welding of second recess (72) respectively.

4. The half shaft tightening machine according to claim 3, characterized in that: the limiting block (161) is of a round platform-shaped structure, the mounting block (162) is of a cylindrical structure, a first through hole is formed in the mounting block (162) in a penetrating mode, and a second through hole is correspondingly formed in one end of the rotating shaft (7).

5. The half shaft tightening machine according to claim 1, characterized in that: the center of the end face of the rotating shaft (7), the center of the upper end face of the fixed frame (14) and the center of the upper end face of the second movable frame (15) are positioned on the same horizontal line, and the upper end faces of the fixed frame (14) and the second movable frame (15) are of arc-shaped structures.

6. The half shaft tightening machine according to claim 1, characterized in that: the lower end face of the transverse plate (18) corresponds to the upper end face of the fixed frame (14) up and down, arc-shaped faces are formed on the lower end face of the transverse plate and the upper end face of the fixed frame, and the second sliding block (19) and the connecting rod used for connecting the transverse plate (18) form an L-shaped structure.