CN211758646U - Positioning tool for boring of cylinder body - Google Patents
Positioning tool for boring of cylinder body Download PDFInfo
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- CN211758646U CN211758646U CN202020193111.XU CN202020193111U CN211758646U CN 211758646 U CN211758646 U CN 211758646U CN 202020193111 U CN202020193111 U CN 202020193111U CN 211758646 U CN211758646 U CN 211758646U
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- cylinder
- positioning
- cylinder body
- pull rod
- boring
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Abstract
The utility model discloses a location frock of cylinder body bore hole, include: the positioning device comprises a substrate, wherein at least one positioning unit is arranged on the substrate, and the positioning unit is provided with a positioning shaft, a pull rod, a first air cylinder and a stop block; the positioning shaft is arranged on the substrate and is provided with an installation hole which is communicated up and down; the pull rod penetrates through the mounting hole in a liftable manner, and a cylinder body pressing piece is arranged at the top end of the pull rod; the first cylinder is fixedly arranged at the lower side of the substrate, and the top of the first cylinder is detachably fixed with the pull rod so as to drive the pull rod to descend to clamp the cylinder body; the stop block is arranged on one side of the positioning shaft and used for stopping the cylinder body from rotating. According to the positioning tool, the stop block is arranged on one side of the positioning shaft, the cylinder body can be stopped to rotate, the fool-proof function is achieved, accurate alignment is facilitated, the situations that workers reversely mount and partially mount workpieces are prevented, and the rejection rate of products is reduced.
Description
Technical Field
The utility model relates to a frock clamp technical field specifically is a location frock of cylinder body bore hole.
Background
The automobile air conditioner compressor is the heart of the automobile air conditioner refrigeration system and plays a role in compressing and conveying refrigerant vapor, and the cylinder body is used as an important part of the compressor, and the cylinder body needs to be bored in the production process. The cylinder body needs to be fixed by a positioning clamp during boring, however, the existing cylinder body positioning mechanism is easy to be installed in wrong direction during operation due to the fact that the cylinder body positioning deviation is large in the machining process, and the condition that a machine tool collides with a cutter is easy to occur. The precision of the parts cannot be guaranteed; the product rejection rate is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a location frock of cylinder body bore hole can make things convenient for workman's accuracy to counterpoint.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a location frock of cylinder body bore hole which characterized in that includes: the positioning device comprises a substrate, wherein at least one positioning unit is arranged on the substrate, and the positioning unit is provided with a positioning shaft, a pull rod, a first air cylinder and a stop block; the positioning shaft is arranged on the substrate and is provided with an installation hole which is communicated up and down; the pull rod penetrates through the mounting hole in a liftable manner, and a cylinder body pressing piece is arranged at the top end of the pull rod; the first cylinder is fixedly arranged at the lower side of the substrate, and the top of the first cylinder is detachably fixed with the pull rod so as to drive the pull rod to descend to clamp the cylinder body; the stop block is arranged on one side of the positioning shaft and used for stopping the cylinder body from rotating. A stop block is arranged on one side of the positioning shaft, and can stop the cylinder body from rotating, so that the fool-proof function is achieved.
As a further preferable scheme, the positioning unit further includes a second cylinder installed on the base plate, and the second cylinder is provided at one side of the positioning shaft to push the cylinder body toward the stopper. The cooperating stops define the circumferential position of the cylinder.
As a further preferable scheme, the positioning unit further comprises a limiting block, and the limiting block is positioned in front of the positioning shaft to limit the front and rear positions of the cylinder body.
As a further preferred scheme, the positioning unit further comprises an annular boss fixedly arranged on the substrate, and the stop block, the second cylinder and the limiting block are positioned on the periphery of the annular boss.
As a further preferred scheme, the annular boss is provided with a plurality of supporting strips which are circumferentially and equidistantly arranged by taking the positioning shaft as an axis.
As a further preferred scheme, the positioning unit further comprises a limiting block, and a clamping groove is formed in the rear side of the limiting block. The clamping groove can be used for clamping a convex block on the front side of the cylinder body.
As a further preferred solution, the bottom of the tie rod is screwed to the piston rod of the first cylinder.
As a further preferable scheme, the device further comprises a plurality of supporting plates, and the supporting plates are fixedly connected with the lower side surface of the base plate.
As a further preferred scheme, a clamping block is arranged at the tail end of the piston rod of the second cylinder, and an included angle is formed between the extending direction of the clamping block and the piston rod of the second cylinder.
As a further preferable mode, the substrate is provided with a positioning hole, and the positioning shaft is provided with a lower convex part embedded into the mounting hole.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
1. the stop block is arranged on one side of the positioning shaft, so that the cylinder body can be stopped from rotating, a foolproof function is realized, accurate alignment is facilitated, the situations of reverse installation, partial installation and the like when workers clamp workpieces are prevented, and the rejection rate of products is effectively reduced;
2. set up the second cylinder and be used for the orientation the dog promotes the cylinder body, and the axial position of cylinder body is injectd to the cooperation dog for the frock is more firm to the fixed of cylinder body.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the middle positioning tool of the present invention;
fig. 2 is a top view of the middle positioning tool of the present invention;
fig. 3 is a cross-sectional view of the middle positioning tool of the present invention;
fig. 4 is a schematic view of the positioning tool of the present invention;
in the figure: a substrate 1; positioning holes 11; positioning the shaft 2; a lower convex portion 21; a main body portion 22; a first upper convex portion 23; a second upper convex portion 24; a pull rod 3; a cylinder pressing member 31; a locking block 4; an annular boss 5; a support bar 51; a stopper 6; a limiting block 7; a card slot 71; a second cylinder 8; a clamp block 81; a support plate 9; a first cylinder 10; a cylinder block 100.
Detailed Description
For the purpose of promoting a better understanding of the objects, structures, features, and functions of the invention, reference should now be made to the drawings and detailed description of the invention. It should be noted that the features illustrated in the drawings are not necessarily drawn to scale. Moreover, the described embodiments are only some of the described embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", "front", "rear", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1-2, the present invention provides a positioning tool for boring a cylinder block, which is used to clamp the cylinder block 100. The location frock includes: the base plate 1, be equipped with at least positioning unit on the base plate 1, positioning unit is equipped with location axle 2, pull rod 3, first cylinder 10 and dog 6. In the present embodiment, the base plate 1 is provided with two positioning units arranged at intervals, and two cylinders can be fixed at the same time.
The positioning shaft 2 is mounted on the base plate 1 to limit the center position of the cylinder. And a mounting hole is formed in the middle of the positioning shaft 2, and the mounting hole is communicated up and down and used for mounting the pull rod 3. In the vertical direction, the positioning shaft 2 is provided with a lower protrusion 21, a main body 22, a first upper protrusion 23 and a second upper protrusion 24 from the bottom to the top. Wherein, the lower convex part 21 is embedded into the positioning hole 11 on the substrate 1; the outer diameter of the main body part 22 is larger than that of the lower convex part 21, the lower side surface of the main body part 22 is abutted to the substrate 1, and clamping grooves 71 which are uniformly distributed are formed in the periphery of the main body part 22; the first upper convex portion 23 has a smaller outer diameter than the body portion 22, and the second upper convex portion 24 has a smaller outer diameter than the first upper convex portion 23.
The pull rod 3 penetrates through the mounting hole in a liftable mode, a cylinder pressing piece 31 is arranged at the top end of the pull rod 3, and threads used for being matched with the first cylinder 10 are arranged at the bottom of the pull rod 3. In this embodiment, the cylinder pressing member 31 is substantially disc-shaped, and a notch is formed on one side of the cylinder pressing member, so that the cylinder pressing member and the cylinder pulling member can be conveniently detached and fixed.
The first cylinder 10 is fixedly arranged on the lower side of the substrate 1 and is abutted to the pull rod 3 up and down, a piston rod of the first cylinder 10 is in threaded connection with the bottom of the pull rod 3 to drive the pull rod 3 to lift, and after the cylinder body is placed in place, the first cylinder body drives the pull rod 3 to descend to tightly press and clamp the cylinder body and fix the position of the cylinder body in the Z-axis direction.
The block 6 is installed at one side of the positioning shaft 2 to block the cylinder body from rotating. As shown in fig. 2, the stop block 6 is installed at the front right of the positioning shaft 2, and the stop cylinder body excessively deflects clockwise, so that a fool-proof function is achieved, and the phenomenon that a worker reversely installs and inclines when clamping a workpiece is prevented.
The positioning unit further comprises a second cylinder 8 mounted on the substrate 1, wherein the second cylinder 8 is arranged on one side of the positioning shaft 2 and used for pushing the cylinder body towards the stop block 6. The cooperating stops 6 define the circumferential position of the cylinder. In this embodiment, the second cylinder is disposed at the front side of the positioning shaft 2, the piston rod of the second cylinder extends toward the left side, the end of the piston rod of the second cylinder is provided with a clamping block 81, and the clamping block 81 extends rearward and forms an included angle with the piston rod and is located at the left front side of the positioning shaft 2. After the cylinder body is aligned with the positioning shaft 2, the second cylinder body brakes, the piston rod of the second cylinder body moves to the right, and the clamping block 81 and the stop block 6 clamp the left side and the right side of the cylinder body.
Further, the positioning unit further comprises a limiting block 7, the limiting block 7 is located in front of the positioning shaft 2 and located between the second cylinder and the stop block 6, and a clamping groove 71 is arranged on the rear side of the limiting block 7 and can be used for clamping a convex block on the front side of the cylinder.
Further, the positioning unit further comprises an annular boss 5 fixedly arranged on the substrate 1, and the stop block 6, the second cylinder 8 and the limiting block 7 are arranged on the periphery of the annular boss 5. The top surface of annular boss 5 is equipped with a plurality of support bars 51, and a plurality of support bars 51 use location axle 2 is the axle center and is the circumference and arranges for the downside shape of cooperation cylinder body. Be equipped with a plurality of latch segments 4 between annular boss 5 and the location axle 2, latch segment 4 with correspond draw-in groove 71 cooperation and extend to the outside, latch segment 4 is fixed through screw and base plate 1, can inject the horizontal position of location axle 2 and compress tightly annular boss 5. In this embodiment, the four locking blocks 4 are uniformly distributed around the positioning shaft 2, so as to facilitate the structural balance
Further, the positioning tool further comprises a plurality of supporting plates 9, and the supporting plates 9 are fixedly connected with the lower side surface of the base plate 1.
The positioning tool is simple in structure and convenient to operate. During clamping, the alignment positioning shaft 2 is arranged in the cylinder body 100, the right end and the front end of the cylinder body 100 are respectively aligned with the stop block 6 and the limiting block 7 to be close to each other, then the second air cylinder 8 is started, the clamping block 81 pushes towards the stop block 6 and is matched with the stop block 6 to clamp two sides of the cylinder body, and the cylinder body 100 is fixed in position in the horizontal direction. Then, the first cylinder 10 drives the draw bar 3 to descend, clamping the workpiece downward, and fixing the position of the cylinder body 100 in the vertical direction.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a location frock of cylinder body bore hole which characterized in that includes: the positioning device comprises a substrate, wherein at least one positioning unit is arranged on the substrate, and the positioning unit is provided with a positioning shaft, a pull rod, a first air cylinder and a stop block; the positioning shaft is arranged on the substrate and is provided with an installation hole which is communicated up and down; the pull rod penetrates through the mounting hole in a liftable manner, and a cylinder body pressing piece is arranged at the top end of the pull rod; the first cylinder is fixedly arranged at the lower side of the substrate, and the top of the first cylinder is detachably fixed with the pull rod so as to drive the pull rod to descend to clamp the cylinder body; the stop block is arranged on one side of the positioning shaft and used for stopping the cylinder body from rotating.
2. The positioning tool for the boring of the cylinder body as claimed in claim 1, wherein the positioning unit further comprises a second cylinder mounted on the base plate, the second cylinder being disposed on one side of the positioning shaft for pushing the cylinder body toward the stopper.
3. The positioning tool for the boring of the cylinder body as claimed in claim 2, wherein the positioning unit further comprises a limiting block, and the limiting block is located in front of the positioning shaft to limit the front and rear positions of the cylinder body.
4. The positioning tool for the boring of the cylinder body according to claim 3, wherein the positioning unit further comprises an annular boss fixedly arranged on the base plate, and the stop block, the second cylinder and the limiting block are positioned on the periphery of the annular boss.
5. A positioning tool for a cylinder body boring hole as claimed in claim 4, wherein the annular boss is provided with a plurality of support bars arranged circumferentially and equidistantly around the positioning shaft as an axis.
6. The positioning tool for the boring of the cylinder body according to claim 3, wherein a clamping groove is formed in the rear side of the limiting block.
7. The positioning tool for the boring of the cylinder body as claimed in claim 1, wherein the bottom of the pull rod is in threaded connection with the piston rod of the first cylinder.
8. A positioning tool for a bore of a cylinder block as claimed in claim 1, further comprising a plurality of support plates fixedly connected to the lower side of the base plate.
9. The positioning tool for the boring of the cylinder body as claimed in claim 2, wherein a clamping block is arranged at the tail end of the piston rod of the second cylinder, and an included angle is formed between the extending direction of the clamping block and the piston rod of the second cylinder.
10. A positioning tool for a cylinder boring hole according to claim 1, wherein the base plate is provided with a positioning hole matching the positioning shaft, and the positioning shaft is provided with a lower protrusion embedded in the hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020193111.XU CN211758646U (en) | 2020-02-21 | 2020-02-21 | Positioning tool for boring of cylinder body |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020193111.XU CN211758646U (en) | 2020-02-21 | 2020-02-21 | Positioning tool for boring of cylinder body |
Publications (1)
Publication Number | Publication Date |
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CN211758646U true CN211758646U (en) | 2020-10-27 |
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ID=72908627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020193111.XU Active CN211758646U (en) | 2020-02-21 | 2020-02-21 | Positioning tool for boring of cylinder body |
Country Status (1)
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CN (1) | CN211758646U (en) |
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2020
- 2020-02-21 CN CN202020193111.XU patent/CN211758646U/en active Active
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