CN211361408U

CN211361408U - Automobile transmission shaft machining clamping device

Info

Publication number: CN211361408U
Application number: CN201921865495.9U
Authority: CN
Inventors: 万亚美
Original assignee: Fengcheng Shuguang Automobile Semi Axle Co ltd
Current assignee: Fengcheng Shuguang Automobile Semi Axle Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-08-28
Anticipated expiration: 2029-10-30

Abstract

The utility model provides an automobile transmission shaft processing clamping device relates to auto-parts production field. This automobile transmission shaft processing clamping device, including the base, the expansion plate has been cup jointed at both ends about the base, and fixed surface installs the mechanism of screwing on the one end that the base was kept away from to the expansion plate, and through transmission shaft fixed connection between two mechanisms of screwing, the mechanism of screwing includes the supporting seat, and the one side top of keeping away from the base of supporting seat has seted up the hole of fastening, and the top center of supporting seat has seted up threaded hole, and the inside threaded connection of screw hole has the screw thread axle. This automobile transmission shaft processing clamping device loosens splint through the reversal rotary disk, takes set screw out, and the bracing piece moves down and inserts set screw behind the assigned position, and corotation rotary disk is fixed the transmission shaft once more, has reached and has not changed the effect of rotating the transmission shaft under the clamping state, needs the problem that adjustment clamping device leads to the increase of accumulative error among the prior art in the transmission shaft course of working.

Description

Automobile transmission shaft machining clamping device

Technical Field

The utility model relates to an auto-parts production technical field specifically is an automobile transmission shaft processing clamping device.

Background

The propeller shaft is a shaft capable of transmitting power among propeller shafts of a universal transmission. It is a high speed, less supported rotating body, so its dynamic balance is crucial. The dynamic balance test is carried out on a general transmission shaft before leaving a factory, and the transmission shaft is adjusted on a balancing machine. In the case of a front engine rear wheel drive vehicle, the transmission is arranged to transmit the rotation of the transmission to the shaft of the final drive, and the transmission can be provided with a plurality of joints, and the joints can be connected through universal joints.

The plane of current automobile transmission shaft processing in-process of processing is more than an angle, and current clamping device need take off the processing axle in the in-process of processing just can process after the reversal, will cause the accumulation of machining error like this.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an automobile transmission shaft processing clamping device has solved the problem that needs adjustment clamping device to lead to the increase of accumulative total error among the prior art in the transmission shaft course of working.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an automobile transmission shaft processing clamping device, the on-line screen storage device comprises a base, the expansion plate has been cup jointed at both ends about the base, fixed surface installs the mechanism of screwing on the one end that the base was kept away from to the expansion plate, two screw between the mechanism through transmission shaft fixed connection, the mechanism of screwing includes the supporting seat, the one side top of keeping away from the base of supporting seat has been seted up and has been tightened the hole, the screw hole is seted up at the top center of supporting seat, the inside threaded connection of screw hole has the screw thread axle, the top fixed mounting of screw thread axle has the rotaryAddingThe inside in tight hole, splint have been cup jointed to the bottom of threaded shaft, and the one end surface that is close to the supporting seat of transmission shaft has cup jointed the cover that adds tightly, and the front end threaded connection that adds the cover has set screw, and the back central point of base puts fixed mounting has guiding mechanism, guiding mechanism with revolveTighten upThe mechanisms are fixedly connected through a connecting plate, the adjusting mechanism comprises an adjusting seat, the bottom end of the adjusting seat is fixedly connected with the base, and the front of the adjusting seat is provided with a holeThe spout, the adjustment groove has been seted up to the preceding bottom of adjustment seat, the through-hole has been seted up in the front of adjustment seat, the inside sliding connection of spout has the slider, even fixed mounting has the connecting block about the one end that the slider is located the outside of spout, the connecting plate articulates the one end of keeping away from the slider at the connecting block, the one end that the connecting block was kept away from to the connecting plate is articulated with the clamping sleeve, the interior roof fixed mounting of spout has compression spring, compression spring keeps away from the one end fixed mounting of spout and goes up the clamping block, go up the top that the clamping block is located the slider, the stay tube has been cup jointed to the inside of through-hole, the top fixed mounting of stay tube has down the clamping block, the lower below that the clamping block is located the slider, the locating piece has been cup jointed to the surface that the stay tube is located.

Preferably, go up the inside that adds compact piece and compact piece down all are located the spout, go up to add compact piece and compact piece down all with spout sliding connection.

Preferably, the cross-sectional shape of the clamping sleeve is semi-annular, the clamping sleeve is positioned above the base, and the depth of the sliding groove is kept unchanged.

Preferably, the number of the positioning holes is twelve, and the twelve positioning holes are equidistantly arranged on the upper surface of the supporting tube.

Preferably, the clamping sleeve is divided into an upper half ring and a lower half ring, and the upper half ring and the lower half ring are fixedly connected through a fixing screw.

Advantageous effects

The utility model provides a car transmission shaft processing clamping device. The method has the following beneficial effects:

1. this automobile transmission shaft processing clamping device loosens splint through the reversal rotary disk, takes set screw out, and the bracing piece moves down and inserts set screw behind the assigned position, and corotation rotary disk is fixed the transmission shaft once more, has reached and has not changed the effect of rotating the transmission shaft under the clamping state, needs the problem that adjustment clamping device leads to the increase of accumulative error among the prior art in the transmission shaft course of working.

2. This automobile transmission shaft processing clamping device through compression spring with last cooperation of clamping piece to and the cooperation of last clamping piece and spout can reach and compensate the effect of position adjustment volume at the in-process of adjustment is automatic, need manual adjustment to compensate the problem in clearance after having solved position adjustment among the prior art.

Drawings

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

FIG. 2 is a schematic view of the tightening mechanism of the present invention;

FIG. 3 is a schematic view of the adjusting mechanism of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 1 according to the present invention.

The device comprises a base-1, a telescopic plate-2, a screwing mechanism-3, a transmission shaft-4, an adjusting mechanism-5, a connecting plate-6, a supporting seat-7, a clamping hole-8, a threaded hole-9, a threaded shaft-10, a clamping plate-11, a clamping sleeve-12, a fixing screw-13, an adjusting seat-14, a sliding groove-15, a sliding block-16, a connecting block-17, a compression spring-18, an upper clamping block-19, a supporting tube-20, a lower clamping block-21, a positioning block-22, a positioning hole-23, a positioning screw-24, a rotating disk-25, a through hole-26 and an adjusting groove-27.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a car transmission shaft processing clamping device:

in the first embodiment, as shown in fig. 1 to 4, an automobile transmission shaft processing clamping device includes a base 1, two expansion plates 2 are sleeved at the left and right ends of the base 1, a screwing mechanism 3 is fixedly installed on the upper surface of one end of each expansion plate 2 far away from the base 1, the two screwing mechanisms 3 are fixedly connected through a transmission shaft 4, an adjusting mechanism 5 is fixedly installed at the central position of the back of the base 1, and the adjusting mechanism 5 and a screw are screwedTighten up The mechanisms 3 are fixedly connected through a connecting plate 6.

In the second embodiment, as shown in fig. 1 to 4, the screwing mechanism 3 includes a supporting seat 7, a tightening hole 8 is formed above one side of the supporting seat 7 away from the base 1, a threaded hole 9 is formed in the top center of the supporting seat 7, a threaded shaft 10 is connected to the internal thread of the threaded hole 9, a rotating disk 25 is fixedly mounted at the top end of the threaded shaft 10, and the bottom end of the threaded shaft 10 penetrates through the supporting seat 7 and extends to the supporting seat 1AddingInside tight hole 8, splint 11 have been cup jointed to the bottom of threaded shaft 10, and the one end surface that is close to supporting seat 7 of transmission shaft 4 has cup jointed with tight cover 12, and the front end threaded connection who adds tight cover 12 has set screw 13, adds tight cover 12 and divide into semi-ring and lower semi-ring, goes up semi-ring and lower semi-ring and passes through set screw 13 fixed connection, can step up transmission shaft 4 of different diameters through the semi-ring about setting up.

In the third embodiment, as shown in fig. 1 to 4, the adjusting mechanism 5 includes an adjusting seat 14, the bottom end of the adjusting seat 14 is fixedly connected with the base 1, a sliding groove 15 is formed in the front of the adjusting seat 14, the cross-sectional shape of the clamping sleeve 12 is semi-annular, the clamping sleeve 12 is located above the base, the depth of the sliding groove 15 remains unchanged, space can be saved by arranging the semi-annular clamping sleeve 12, and rotation during adjustment of a processing surface can be guaranteed. Adjustment groove 27 has been seted up to the preceding bottom of adjustment seat 14, through-hole 26 has been seted up in front of adjustment seat 14, the inside sliding connection of spout 15 has slider 16, slider 16 is located to link fixed mounting about the outside one end of spout 15, connecting plate 6 articulates the one end of keeping away from slider 16 at connecting block 17, the one end that connecting block 17 was kept away from to connecting plate 6 is articulated with clamping sleeve 12, the interior roof fixed mounting of spout 15 has compression spring 18, compression spring 18 keeps away from the one end fixed mounting of spout 15 and goes up clamping block 19, go up the top that clamping block 19 is located slider 16, stay tube 20 has been cup jointed to the inside of through-hole 26, the top fixed mounting of stay tube 20 has lower clamping block 21, go up clamping block 19 and lower clamping block 21 all is located the inside of spout 15, go up clamping block 19 and lower clamping block 21 all with spout 15 sliding connection, through setting up clamping block 19 and lower clamping block 21 can guarantee to clamp slider 16. The lower tightening block 21 is located below the slider 16, the positioning block 22 is sleeved on the outer surface of the support tube 20 located inside the adjusting groove 27, the positioning holes 23 are formed in the upper surface of the support tube 20, the number of the positioning holes 23 is twelve, the twelve positioning holes 23 are equidistantly formed in the upper surface of the support tube 20, and the adjusting mechanism 5 can be fixed after the machining surface is adjusted through the positioning holes 23. A positioning screw 24 is sleeved inside the positioning hole 23, and the positioning screw 24 penetrates through the positioning block 22 and extends into the positioning block 22.

When the clamping device is used, the transmission shaft 4 is sleeved in the two clamping holes 8, the rotary rotating disc 25 can drive the threaded shaft 10 to move downwards to clamp the transmission shaft 4 through the supporting seat 7 and the downwards-moving clamping plate 12, the transmission shaft 4 can be locked through the rotary fixing screw 13, the clamping plate 12 is loosened through the reverse rotating disc 25 when the machining surface needs to be adjusted, the positioning screw 24 is drawn out, the supporting rod 20 moves downwards to the designated position and then is inserted into the positioning screw 24, and the transmission shaft 4 is fixed through the reverse rotating disc 25.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile transmission shaft processing clamping device, includes base (1), its characterized in that: expansion plate (2) have been cup jointed at both ends about base (1), and fixed surface installs the mechanism of screwing (3) on the one end that base (1) was kept away from in expansion plate (2), screws through transmission shaft (4) fixed connection between mechanism (3) for two, and the back central point of base (1) puts fixed mounting has guiding mechanism (5), guiding mechanism (5) and screws through connecting plate (6) fixed connection between the mechanism (3).

2. The automobile transmission shaft machining clamping device according to claim 1, characterized in that: screw mechanism (3) including supporting seat (7), one side top of keeping away from base (1) of supporting seat (7) has been seted up and has been tightened hole (8), screw hole (9) have been seted up at the top center of supporting seat (7), the internal thread of screw hole (9) is connected with screw thread axle (10), the top fixed mounting of screw thread axle (10) has rotary disk (25), the bottom of screw thread axle (10) runs through supporting seat (7) and extends to the inside that adds tight hole (8), splint (11) have been cup jointed to the bottom of screw thread axle (10), the one end surface that is close to supporting seat (7) of transmission shaft (4) has cup jointed and has been tightened cover (12), the front end threaded connection who tightens cover (12) has set screw (13).

3. The automobile transmission shaft machining clamping device according to claim 1, characterized in that: the adjusting mechanism (5) comprises an adjusting seat (14), the bottom end of the adjusting seat (14) is fixedly connected with the base (1), a sliding groove (15) is formed in the front of the adjusting seat (14), an adjusting groove (27) is formed in the front bottom end of the adjusting seat (14), and a through hole (26) is formed in the front of the adjusting seat (14).

4. The automobile transmission shaft machining clamping device according to claim 3, characterized in that: the inside sliding connection of spout (15) has slider (16), and link fixed mounting has connecting block (17) about slider (16) is located the outside one end of spout (15), and connecting plate (6) articulate the one end of keeping away from slider (16) in connecting block (17), and the one end of keeping away from connecting block (17) in connecting plate (6) is articulated with clamping sleeve (12).

5. The automobile transmission shaft machining clamping device according to claim 3, characterized in that: interior roof fixed mounting of spout (15) has compression spring (18), and compression spring (18) keep away from the one end fixed mounting of spout (15) and go up and add tight piece (19), goes up and add the top that tight piece (19) are located slider (16), and stay tube (20) have been cup jointed to the inside of through-hole (26), and the top fixed mounting of stay tube (20) has down and adds tight piece (21), adds the below that tight piece (21) are located slider (16) down.

6. The automobile transmission shaft machining clamping device according to claim 5, characterized in that: the outer surface of the supporting pipe (20) located inside the adjusting groove (27) is sleeved with the positioning block (22), the upper surface of the supporting pipe (20) is provided with the positioning hole (23), the positioning screw (24) is sleeved inside the positioning hole (23), and the positioning screw (24) penetrates through the positioning block (22) and extends to the inside of the positioning block (22).