CN210703755U - Clamp for drilling oil filling hole of rear axle housing assembly - Google Patents
Clamp for drilling oil filling hole of rear axle housing assembly Download PDFInfo
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- CN210703755U CN210703755U CN201921445573.XU CN201921445573U CN210703755U CN 210703755 U CN210703755 U CN 210703755U CN 201921445573 U CN201921445573 U CN 201921445573U CN 210703755 U CN210703755 U CN 210703755U
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Abstract
The utility model belongs to the technical field of anchor clamps frock, a rear-axle housing assembly bores oil filler hole anchor clamps is disclosed. The fixture comprises a U-shaped positioning mechanism, a middle positioning mechanism, a clamping mechanism and a turnover drill template mechanism; the U-shaped positioning mechanisms are positioned at two ends of the clamp and are used for positioning two flange plates at two ends of the rear axle housing; the middle positioning mechanism adopts the surface of a reinforcing ring and a spigot for positioning, and the plane of the reinforcing ring adopts a base plate and a supporting block reference positioning surface for positioning; the inner hole is limited by a limiting pin, the structure is simple, and quick replacement can be realized; the clamping mechanism adopts a pressure plate to clamp the inner surface of the rear axle housing cavity; the turnover drilling template mechanism is used for positioning the drilling position of the rear axle housing, and the accuracy of hole positions is guaranteed. The utility model can solve the problems that the bumps on the inner cavity part of the rear axle housing are uneven and difficult to clamp; and the rear axle housing can be suitable for rear axle housings of different types and sizes, the most suitable clamping point can be found, and the universality of the clamp is realized.
Description
Technical Field
The utility model relates to an anchor clamps frock technical field relates to an anchor clamps, specifically indicates a rear-axle housing assembly bores oil filler hole anchor clamps.
Background
The rear axle housing assembly is an important part on an automobile and is obtained by processing through processes such as boring, turning, drilling and the like, and whether a tool clamp used for drilling can quickly and effectively clamp and fix a workpiece is an important guarantee for machining.
The rear axle housing of generally adopting among the prior art is mostly casting rear axle housing, and the position of tank filler sleeve is in rear axle housing's bottom, and the drilling degree of difficulty is great. The position requirement of the oil filling hole is higher; in addition, the inner cavity of the rear axle housing is provided with a plurality of salient points, and the clamping points are not easy to determine, so that the rear axle housing is not easy to clamp. In order to realize drilling on the rear axle housing, the existing scheme is that the rear axle housing is placed on the ground for manual drilling, the operation degree of difficulty is great, and the processing quality and the efficiency are all very low when wasting manpower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rear axle housing assembly bores oil filler hole anchor clamps to it is low to solve axle housing boring grab degree of automation, problem that processingquality and efficiency are poor. The utility model provides a rear-axle housing assembly bores tank filler hole anchor clamps has the commonality, and the inner chamber that can solve rear-axle housing has a plurality of bumps, and the tight poor technical problem of clamping point is not well confirmed and tight effect is pressed from both sides.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a rear-axle housing assembly bores tank filler hole anchor clamps, includes:
the U-shaped positioning mechanisms are positioned at two ends of the clamp and are used for positioning two flange plates at two ends of the rear axle housing; the U-shaped positioning mechanism comprises a U-shaped support (2) and a first base plate (4), the first base plate (4) is arranged on the clamp base (1), and the U-shaped support (2) is arranged on the first base plate (4);
the middle positioning mechanism comprises a horizontal bracket (5), a limiting pin (6), a second base plate (7) and a supporting block (8); the horizontal support (5) is connected with the limiting pin (6) through a bushing, and the limiting pin (6) is located at the inner front ends of the two reinforcing rings of the rear axle housing and used for axially positioning the rear axle housing; the second base plate (7) and the supporting block (8) are connected to the upper surface of the upper plate (501) of the horizontal support (5), the second base plate (7) is used for being cushioned at a large area of a reinforcing ring of the rear axle housing, and the supporting block (8) is used for being cushioned at a space compact position of the rear axle housing;
clamping mechanism, clamping mechanism include die clamping cylinder (9), clamp plate (10) and connecting plate (11), connecting plate (11) have two, connect respectively the lower surface of upper plate (501) of horizontal stand (5), the cylinder body of two die clamping cylinder (9) is fixed respectively on two connecting plate (11), and pull rod (901) top at two die clamping cylinder (9) is fixed respectively in two clamp plate (10), die clamping cylinder (9) drive clamp plate (10) reciprocate and rotate simultaneously for press from both sides tight rear-axle housing intracavity surface.
And the overturning drill template mechanism is used for positioning the position of drilling the rear axle housing. Preferably, the clamp further comprises a protection plate (22), and the protection plate (22) is fixed on the edge of the clamp base (1).
Preferably, the U-shaped positioning mechanism further comprises limiting plates (3), and the limiting plates (3) are arranged on two side faces of the U-shaped support (2).
Preferably, the upper surface of the first cushion plate (4) is provided with a T-shaped long groove (401) along the long axis direction of the clamp base (1), a T-shaped groove screw is arranged in the T-shaped long groove (401), and the T-shaped groove screw is connected with a screw hole on the base of the U-shaped support (2) in a matched mode.
Preferably, a guide key is arranged between the base of the U-shaped bracket (2) and the first base plate (4).
The horizontal support (5) comprises an upper plate (501) and a lower plate (502), the upper plate (501) and the lower plate (502) are horizontal, and the middle of the upper plate and the lower plate is fixedly connected through a plurality of vertical plates (503); the upper plate (501) is also provided with a first long slotted hole (504) for connecting the connecting plate (11), a second long slotted hole (505) suitable for a pull rod (901) of the clamping cylinder (9) to penetrate through, and a pin hole (506) for fixing the limiting pin (6).
Four T-shaped groove screw holes are formed in each connecting plate (11), a first long slotted hole (504) corresponding to the T-shaped groove screw holes is formed in an upper plate (501) of the horizontal support (5), and the connecting plates (11) are connected with the upper plate (501) of the horizontal support (5) through the T-shaped groove screws; the connecting plate (11) is connected to the lower surface of the upper plate (501), and a second long groove hole (505) for a pull rod (901) of the clamping cylinder (9) to pass through is machined in the upper plate (501).
The overturning drill plate mechanism comprises a vertical support (12), a hinge shaft (13), a supporting nail (15), a support (16), an overturning drill plate (17), a drill bush (18) and a bushing (19); the vertical support (12) is fixed on one side of the horizontal support (5), and the support (16) is fixed on the top of the vertical support (12); the tail end of the turnover drill template plate (17) is connected with the support (16) through a hinge shaft (13); the front end of the turnover drill template plate (17) is embedded with a drill bushing (18) through a bushing (19); the two supporting nails (15) are arranged on the upper surface of the support (16) and the lower surface of the turnover drill template plate (17) in corresponding positions, and when the two supporting nails (15) are contacted, the turnover drill template plate (17) keeps horizontal.
Preferably, a limiting part is arranged on the rotating surface of the turnover drill template plate (17), the limiting part comprises a steel plate (20) fixed on the vertical bracket (12), the steel plate (20) is obliquely upward, and a screw (21) is arranged at the tail end of the steel plate (20).
Preferably, the turnover drill jig plate mechanism further comprises a stud bolt (14), one end of the stud bolt (14) is in threaded connection with the support (16), the other end of the stud bolt is connected with a diamond nut, and when the turnover drill jig plate (17) is horizontal, the diamond nut is rotated to fix the turnover drill jig plate (17).
The utility model has the advantages that:
(1) the U-shaped positioning mechanism of the rear axle housing can randomly adjust the position on the first base plate along with the length of the rear axle housing, so that the symmetry of the U-shaped positioning mechanism relative to the flange plate is ensured; set up the limiting plate simultaneously for U type positioning mechanism has the commonality, is applicable to the rear-axle housing of different models and size.
(2) The middle positioning mechanism of the rear axle housing adopts a plane and an inner hole for positioning, and the plane of the reinforcing ring adopts a supporting point, so that the contact area is reduced, and the defect of uneven reinforcing ring is overcome; the inner hole is limited by a limiting pin, the structure is simple, and quick replacement can be realized.
(3) The clamping mechanism of the rear axle housing adopts the pressing plate to clamp the inner surface of the axle housing cavity, the pressing plate is lifted and lowered and rotates simultaneously, the clamping points can be found favorably to clamp the axle housing cavity, and the problem that the bumps in the inner cavity of the axle housing are uneven and difficult to clamp is solved.
(4) Adopt die clamping cylinder to drive the clamp plate and look for suitable pressure point, die clamping cylinder and clamp plate also can be fit for the rear-axle housing of different grade type and equidimension not, can seek the most suitable clamping point, have realized the commonality of anchor clamps.
(5) And the drilling position of the rear axle housing is determined by using the turnover drilling jig plate, so that the accuracy of hole positions is ensured.
Drawings
FIG. 1 is a schematic view of the overall structure of the clamp for drilling the oil filling hole in the rear axle housing assembly of the present invention;
FIG. 2 is a schematic structural view of a U-shaped bracket of the clamp for drilling the oil filling hole in the rear axle housing assembly of the present invention;
FIG. 3 is a schematic cross-sectional view of a first pad plate of the clamp for drilling the oil filling hole in the rear axle housing assembly of the present invention;
FIG. 4 is a schematic diagram of the upper plate structure of the middle horizontal bracket of the present invention;
fig. 5 is a schematic structural diagram of the middle horizontal bracket of the present invention;
FIG. 6 is a side and partially cross-sectional view of the connecting plate of the present invention;
fig. 7 is a schematic top view of the connecting plate of the present invention;
FIG. 8 is a schematic view of the structure of the tie rod of the clamping cylinder of the present invention;
FIG. 9 is a development view of the tension rod of FIG. 8 in a diametric spiral;
figure 10 is the utility model discloses a rear axle housing assembly bores the mounted position schematic diagram of upset bushing plate of oil filler hole anchor clamps.
In the figure:
1. a clamp base; a U-shaped bracket; 3, limiting the plate; 4. a first backing plate; 401, T-shaped long grooves;
5. a horizontal support; 501, upper plate; 502. lower plate; 503, standing plates;
504. a first slotted hole; 505. a second slotted hole; pin holes 506; 6, limiting pins;
7. a second backing plate; 8, supporting blocks; 9, clamping the air cylinder; 901, a pull rod; a helicoid;
10. pressing a plate; a connecting plate; a vertical support; a hinge axis; a stud bolt;
15. a support pin; a support; 17, turning over the drill plate; 18. a drill bushing; a bushing;
20. a steel plate; a screw; protection plate 22.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
The utility model provides a rear-axle housing assembly bores tank filler sleeve anchor clamps, including five parts, be U type positioning mechanism, middle positioning mechanism, clamping mechanism and upset jig mechanism respectively, in order to prevent splashing of iron fillings and cutting fluid when drilling, can also include guard plate 22, like figure 1.
U type positioning mechanism be used for realizing fixed to two ring flanges at rear-axle housing both ends, as shown in fig. 1, U type positioning mechanism have two, the structure is the same, is located the both ends of anchor clamps respectively. Taking one of the two as an example, the U-shaped positioning mechanism comprises a U-shaped bracket 2, a limiting plate 3 and a first cushion plate 4.
As shown in fig. 1 and 2, first backing plates 4 are respectively arranged at two ends of a clamp base 1 in the long axis direction, a U-shaped bracket 2 is arranged on the first backing plates 4 and used for supporting a flange of a rear axle housing, and a circle is a flange in fig. 2. The both sides of U type support 2 are provided with limiting plate 3, through width and the height between two limiting plate 3 of adjustment, can make U type support 2 adapt to the rear-axle housing ring flange of different shaft diameter sizes.
Referring to fig. 2, the base of the U-shaped bracket 2 is located on the first backing plate 4, and the top of the U-shaped bracket is welded by three steel plates to form a U shape. Three steel sheets, middle steel sheet level, two side steel sheet weld respectively at middle steel sheet both ends, are 120 contained angles between the steel sheet of both sides, form the opening of U type, radial symmetry when guaranteeing that rear-axle housing places. Two limiting plates 3 are detachable vertical connection respectively on two side steel plates, realize spacing to the rear-axle housing ring flange, add man-hour when changing different axle housing products, and quick replacement can be realized to limiting plate 3.
The upper surface of the first backing plate 4 is provided with a T-shaped long groove 401 along the long axis direction, as shown in fig. 1 and 3, the long groove is a groove in the left-right length direction, a T-shaped groove screw is arranged in the T-shaped long groove 401, and the T-shaped groove screw is connected with a screw hole on the base of the U-shaped support 2 in a matching manner. Set up the guide key between U type support 2 base and first backing plate 4, U type support 2 can slide in T type rectangular channel 401, adjusts the position of two U type supports 2 on T type rectangular channel 401 at will according to the length of rear-axle housing, guarantees two U type supports 2's symmetry simultaneously, then screws up T type groove screw with U type support 2 fastening connection on first backing plate 4.
The middle of the clamp base 1 is provided with a middle positioning mechanism of a rear axle housing, the middle positioning mechanism is positioned by adopting the surface of a reinforcing ring and a spigot, the plane adopts positioning reference surfaces such as a second base plate 7 and a supporting block 8, and an inner hole is limited by adopting a limiting pin 6. The middle positioning mechanism comprises a horizontal bracket 5, two limiting pins 6, two second cushion plates 7 and 14 supporting blocks 8; the spacer pin 6 is connected to the upper plate 501 of the horizontal support 5 through a bushing, the spacer pin 6 is located at the inner seam allowances of the two reinforcing rings of the rear axle housing, and the axial positioning of the rear axle housing can be achieved.
The structure of the horizontal bracket 5 is shown in fig. 4 and 5, the horizontal bracket 5 includes an upper plate 501 and a lower plate 502, the upper plate 501 and the lower plate 502 are horizontal, and the middle is fixedly connected by a plurality of vertical plates 503. The upper plate 501 is further provided with a first long slot hole 504 for connecting the connecting plate 11, a second long slot hole 505 for passing a pull rod 901 of the clamping cylinder 9, and a pin hole 506 for fixing the limit pin 6.
As shown in fig. 4, the two second backing plates 7 and the 14 supporting blocks 8 are connected to the upper surface of the upper plate 501 of the horizontal bracket 5 by screws, the second backing plates 7 are padded at the large-area position of the reinforcing ring of the rear axle housing, and the 14 supporting blocks 8 are padded at the space compact position of the rear axle housing for realizing the plane reference positioning of the rear axle housing. And the positions of the second cushion plate 7 and the supporting block 8 are designed and fixed in advance according to the structural size of the rear axle housing to be processed.
The clamping mechanism of the rear axle housing is realized by clamping the inner surface of the rear axle housing through a pressing plate. As shown in fig. 1, the clamping mechanism includes a clamping cylinder 9, a pressing plate 10 and a connecting plate 11. The two connecting plates 11 are respectively connected to the lower surface of the upper plate 501 of the horizontal support 5, the cylinder bodies of the two clamping cylinders 9 are respectively fixed on the two connecting plates 11, and the two pressing plates 10 are respectively fixed at the top ends of the pull rods 901 of the two clamping cylinders 9.
Because the inner surface of the rear axle housing is provided with convex points, the pressing points are not well determined, so the clamping cylinder 9 can drive the pressing plate 10 to move up and down and rotate simultaneously, and a proper pressing point can be found on the rear axle housing. Specifically, as shown in fig. 8 and 9, a spiral surface 902 is designed on the pull rod 901 of the clamping cylinder 9, the spiral surface 902 is matched with a pin on the inner wall of the clamping cylinder 9, when the pull rod 901 moves up and down, the pull rod 901 rotates by plus or minus 45 degrees due to the pin, and the pull rod 901 moves spirally up or down.
As shown in fig. 6 and 7, each connecting plate 11 is provided with four T-shaped groove screw holes, the upper plate 501 of the horizontal bracket 5 is provided with a first long slot hole 504 corresponding to the T-shaped groove screw holes, as shown in fig. 4, the connecting plate 11 is connected with the upper plate 501 of the horizontal bracket 5 through the T-shaped groove screws, the connecting plate 11 is connected to the lower surface of the upper plate 501, so that a second long slot hole 505 for a pull rod 901 of the clamping cylinder 9 to pass through is formed in the upper plate 501, the cylinder body of the clamping cylinder 9 fully utilizes the gap and height of the vertical plates 503 of the horizontal bracket 5 and is positioned in the gap between any two vertical plates 503, the pull rod 901 passes through the upper plate 501 upwards, and the top end of the pull rod 901 fixes the pressure plate 10. The position of the connecting plate 11 can be adjusted through the T-shaped groove screws, and then the positions of the two clamping cylinders 9 on the horizontal support 5 are adjusted, so that the rear axle housing can adapt to rear axle housings of different sizes and models. Meanwhile, the pull rod 901 of the clamping cylinder 9 drives the pressing plate 10 to lift and rotate, so that the pressing plate 10 can conveniently find the most appropriate clamping point on the inner surface of the rear axle housing. For rear axle housings with different sizes and dimensions, the positions and the rotating angles of the clamping cylinder 9 and the pressing plate 10 can be adjusted before drilling, so that the most suitable clamping point can be found as soon as possible, and the universality of the clamp is realized.
The turnover drilling template mechanism is of a standard drilling structure and is used for positioning the drilling position of the rear axle housing. The turnover drill jig plate mechanism corresponds to the position of the rear axle housing, which needs to be drilled. As shown in fig. 10, the turn-over jig plate mechanism includes a vertical bracket 12, a hinge shaft 13, a stud 14, a support pin 15, a support 16, a turn-over jig plate 17, a drill bushing 18, and a bushing 19.
The vertical bracket 12 is fixed on one side of the horizontal bracket 5, and the support 16 is fixed on the top of the vertical bracket 12. The tip of the turning jig plate 17 is connected to the support 16 by a hinge shaft 13, and the turning jig plate 17 can rotate about the hinge shaft 13; the front end of the overturning drilling template 17 is embedded with a drilling sleeve 18 through a bushing 19. The support pins 15 are provided in two, one on the upper surface of the support 16 and one on the lower surface of the turn-over jig plate 17 in correspondence with the positions, and when the two support pins 15 are in contact, the turn-over jig plate 17 is kept in the horizontal position ready for drilling. And a limiting piece is arranged on the rotating surface of the turnover jig plate 17 and used for limiting the rotating angle of the turnover jig plate 17. The limiting member comprises a steel plate 20 fixed on the vertical support 12, the steel plate 20 is obliquely upward, and a screw 21 is installed at the tail end of the steel plate 20. When the turning drill plate 17 rotates to the position of the screw 21 from the horizontal position, the rear axle housing starts to be assembled and disassembled; when drilling is started, the turning jig plate 17 is rotated to the horizontal position and fixed by the diamond-shaped nut.
As shown in fig. 1 and 10, one end of the stud bolt 14 is connected with the support 16 in a threaded manner, and the other end of the stud bolt is connected with a diamond nut, when the turning jig plate 17 is in a horizontal state, the diamond nut is rotated to fix the turning jig plate 17, so that the turning jig plate 17 is prevented from being displaced and tilted in a drilling process, and the horizontal state of the turning jig plate 17 is ensured; when the turning jig plate 17 needs to be turned, the diamond-shaped nut is rotated to be positioned at the side of the turning jig plate 17.
Use the utility model provides a rear-axle housing assembly bores tank filler sleeve anchor clamps bores the tank filler sleeve to the rear-axle housing assembly, and the working process is as follows:
according to the rear axle housing needing drilling, the positions of the U-shaped support 2 and the pressing plate 10 on the clamp are adjusted in advance, the positions of the second base plate 7 and the supporting block 8 in the middle positioning mechanism are designed, and the turning drill plate 17 is rotated to the position of a screw 21 on the limiting piece; the clamping cylinder 9 supplies air, a pull rod 901 of the clamping cylinder 9 extends out, and the pressing plate 10 rotates upwards; then, the rear axle housing is hooked by a lifting hook, the middle of the rear axle housing is placed on the surface of the reinforcing ring and the seam allowance positioning reference, and the flange plates at two ends are placed on the U-shaped support 2; the clamping cylinder 9 is deflated, the pull rod 901 of the clamping cylinder 9 is pulled back, and the pressing plate 10 descends and rotates under the action of the pull force of the clamping cylinder 9 to tightly press the inner surface of the rear axle housing to finish the pressing action; and (4) rotating the turnover drill jig plate 17 to a horizontal position and rotating the diamond-shaped nut to fix, and starting to machine the oil filling hole of the rear axle housing. After the drilling process is finished, the rhombic nuts are rotated, the turning drill plate 17 is lifted to the position of the limiting part, the clamping cylinder 9 supplies air, the pull rod 901 of the clamping cylinder 9 extends out, the pressing plate 10 moves upwards and rotates backwards, the pressing plate 10 is separated from the pressing point of the rear axle housing, and the rear axle housing is dismounted.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a rear-axle housing assembly bores tank filler hole anchor clamps which characterized in that, anchor clamps include:
the U-shaped positioning mechanisms are positioned at two ends of the clamp and used for positioning two flange plates at two ends of a rear axle housing, each U-shaped positioning mechanism comprises a U-shaped support (2) and a first base plate (4), the first base plates (4) are arranged on the clamp base (1), and the U-shaped supports (2) are arranged on the first base plates (4);
the middle positioning mechanism comprises a horizontal bracket (5), a limiting pin (6), a second base plate (7) and a supporting block (8); the horizontal support (5) is connected with the limiting pin (6) through a bushing, and the limiting pin (6) is located at the inner front ends of the two reinforcing rings of the rear axle housing and used for axially positioning the rear axle housing; the second base plate (7) and the supporting block (8) are connected to the upper surface of an upper plate (501) of the horizontal support (5), the second base plate (7) is used for being cushioned at a large area of a reinforcing ring of the rear axle housing, and the supporting block (8) is used for being cushioned at a space compact position of the rear axle housing;
the clamping mechanism comprises two clamping cylinders (9), pressing plates (10) and connecting plates (11), the two connecting plates (11) are respectively connected to the lower surface of an upper plate (501) of the horizontal support (5), cylinder bodies of the two clamping cylinders (9) are respectively fixed on the two connecting plates (11), the two pressing plates (10) are respectively fixed at the top ends of pull rods (901) of the two clamping cylinders (9), and the clamping cylinders (9) drive the pressing plates (10) to move up and down and rotate simultaneously for clamping the inner surface of the cavity of the rear axle housing;
and the overturning drill template mechanism is used for positioning the position of drilling the rear axle housing.
2. The rear axle housing assembly filler hole drilling clamp as claimed in claim 1, wherein the clamp further comprises a protection plate (22), and the protection plate (22) is fixed on the edge of the clamp base (1).
3. The clamp for drilling the oil filling hole of the rear axle housing assembly according to claim 1, wherein the U-shaped positioning mechanism further comprises limiting plates (3), and the limiting plates (3) are arranged on two side surfaces of the U-shaped bracket (2).
4. The clamp for drilling the oil filling hole of the rear axle housing assembly according to claim 1 is characterized in that a T-shaped long groove (401) is formed in the upper surface of the first base plate (4) along the long axis direction of the clamp base (1), a T-shaped groove screw is arranged in the T-shaped long groove (401), and the T-shaped groove screw is connected with a screw hole in the base of the U-shaped support (2) in a matched mode.
5. The clamp for drilling the oil filling hole of the rear axle housing assembly as claimed in claim 4, wherein a guide key is arranged between the base of the U-shaped bracket (2) and the first base plate (4).
6. The clamp for drilling the oil filling hole of the rear axle housing assembly according to the claim 1 is characterized in that the horizontal bracket (5) comprises an upper plate (501) and a lower plate (502), wherein the upper plate (501) and the lower plate (502) are horizontal and are fixedly connected with each other by a plurality of vertical plates (503); the upper plate (501) is also provided with a first long slotted hole (504) for connecting the connecting plate (11), a second long slotted hole (505) suitable for a pull rod (901) of the clamping cylinder (9) to penetrate through, and a pin hole (506) for fixing the limiting pin (6).
7. The clamp for drilling the oil filling hole of the rear axle housing assembly according to the claim 1 or 6 is characterized in that four T-shaped groove screw holes are formed in each connecting plate (11), the upper plate (501) of the horizontal bracket (5) is provided with a first long groove hole (504) corresponding to the T-shaped groove screw holes, and the connecting plate (11) is connected with the upper plate (501) of the horizontal bracket (5) through the T-shaped groove screws; the connecting plate (11) is connected to the lower surface of the upper plate (501), and a second long slotted hole (505) for a pull rod (901) of the clamping cylinder (9) to pass through is machined in the upper plate (501).
8. The clamp for drilling the oil filling hole of the rear axle housing assembly according to claim 1, wherein the turnover drill template mechanism comprises a vertical bracket (12), a hinge shaft (13), a support nail (15), a support seat (16), a turnover drill template (17), a drill sleeve (18) and a bushing (19); the vertical support (12) is fixed on one side of the horizontal support (5), and the support (16) is fixed on the top of the vertical support (12); the tail end of the overturning drilling template (17) is connected with the support (16) through a hinge shaft (13); the front end of the overturning drill plate (17) is embedded with a drill bushing (18) through a bushing (19); the supporting nails (15) are two, one is arranged on the upper surface of the support (16), the other is arranged on the lower surface of the turnover jig plate (17) and corresponds to the position, and when the two supporting nails (15) are contacted, the turnover jig plate (17) keeps horizontal.
9. The clamp for drilling the oil filling hole of the rear axle housing assembly as claimed in claim 8, wherein a limiting member is arranged on the rotating surface of the turnover jig plate (17), the limiting member comprises a steel plate (20) fixed on the vertical bracket (12), the steel plate (20) is inclined upwards, and a screw (21) is arranged at the tail end of the steel plate (20).
10. The clamp for drilling the oil filling hole of the rear axle housing assembly according to the claim 1 or 8, characterized in that the turnover drilling template mechanism further comprises a stud bolt (14), one end of the stud bolt (14) is connected with a support (16) in a threaded mode, the other end of the stud bolt is connected with a diamond nut, and when the turnover drilling template (17) is in a horizontal state, the diamond nut is rotated to fix the turnover drilling template (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921445573.XU CN210703755U (en) | 2019-09-02 | 2019-09-02 | Clamp for drilling oil filling hole of rear axle housing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921445573.XU CN210703755U (en) | 2019-09-02 | 2019-09-02 | Clamp for drilling oil filling hole of rear axle housing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210703755U true CN210703755U (en) | 2020-06-09 |
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ID=70925530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921445573.XU Active CN210703755U (en) | 2019-09-02 | 2019-09-02 | Clamp for drilling oil filling hole of rear axle housing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210703755U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122662A (en) * | 2020-09-15 | 2020-12-25 | 一汽解放汽车有限公司 | Tool for drilling axle housing |
| CN112372212A (en) * | 2020-11-17 | 2021-02-19 | 江西江铃底盘股份有限公司 | Assembling and welding clamp for flange plate, shock absorber support assembly and rear axle housing assembly and operation method of assembling and welding clamp |
-
2019
- 2019-09-02 CN CN201921445573.XU patent/CN210703755U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112122662A (en) * | 2020-09-15 | 2020-12-25 | 一汽解放汽车有限公司 | Tool for drilling axle housing |
| CN112122662B (en) * | 2020-09-15 | 2022-04-19 | 一汽解放汽车有限公司 | Tool for drilling axle housing |
| CN112372212A (en) * | 2020-11-17 | 2021-02-19 | 江西江铃底盘股份有限公司 | Assembling and welding clamp for flange plate, shock absorber support assembly and rear axle housing assembly and operation method of assembling and welding clamp |
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