CN216228026U - Vertical processing clamp for cover body - Google Patents
Vertical processing clamp for cover body Download PDFInfo
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- CN216228026U CN216228026U CN202122055582.1U CN202122055582U CN216228026U CN 216228026 U CN216228026 U CN 216228026U CN 202122055582 U CN202122055582 U CN 202122055582U CN 216228026 U CN216228026 U CN 216228026U
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- mandrel
- cover body
- locking
- floating
- base
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Abstract
The utility model discloses a vertical processing clamp for a cover body, which comprises a base, wherein the base is provided with a vertically arranged clamping surface, the clamping surface is provided with two first fixing plates which are oppositely arranged, and second fixing plates which are oppositely arranged at two sides of the first fixing plates; and a lateral positioning screw rod is arranged on the second fixing plate, and one end of the lateral positioning screw rod on the opposite second fixing plate is abutted against the side wall of the cover body. The cover body vertical machining clamp is convenient to clamp and can improve the machining efficiency of the cover body.
Description
Technical Field
The utility model relates to the technical field of tool fixtures, in particular to a vertical machining fixture for a cover body.
Background
As shown in fig. 1 and 2, the blank of the cover body workpiece is a casting, and it is necessary to process the end surface a and the arc surface b recessed inward in the middle of the end surface a of the cover body blank workpiece, and a radial rib 1 is provided on the side opposite to the end surface a'The opposite side end face c (i.e. the convex rib 1) is also needed'The surface of the end) is machined.
Limited by the existing tooling fixture, the cover body blank workpiece needs to be processed on a vertical lathe, a vertical processing machine tool and a horizontal processing machine tool in sequence to respectively process an arc surface b, an end surface a and a side end surface c. Before each machine tool performs a specific machining process, the tooling clamp corresponding to the machine tool needs to be replaced, the assembly and disassembly of the tooling clamp are time-consuming, workpieces need to be transferred among the machine tools of each process, and the machining efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a vertical cover body machining clamp which is convenient to clamp and can improve the machining efficiency of a cover body.
In order to solve the technical problem, the utility model provides a vertical cover body machining clamp which comprises a base, wherein the base is provided with a vertically arranged clamping surface, the clamping surface is provided with two first fixing plates which are oppositely arranged, and second fixing plates which are oppositely arranged on two sides of the first fixing plates, the two first fixing plates are respectively provided with a locking mandrel and a floating mandrel which are coaxially arranged, the cover body is arranged between the locking mandrel and the floating mandrel, one end of the locking mandrel, which is far away from the floating mandrel, is provided with a locking screw rod, and the locking mandrel and the floating mandrel are respectively abutted against two side end faces of the cover body by the locking screw rod;
and a lateral positioning screw rod is arranged on the second fixing plate, and one end of the lateral positioning screw rod on the opposite second fixing plate is abutted against the side wall of the cover body.
As an improvement of the above scheme, a top positioning screw is further arranged on the first fixing plate, the top positioning screws are arranged on two sides of the locking core shaft, and one end of the top positioning screw is abutted to the side end face of the cover body.
As an improvement of the scheme, a first sliding groove matched with the floating mandrel is formed in a first fixing plate provided with the floating mandrel, a pressure spring abutted against the floating mandrel is arranged in the first sliding groove, and the floating mandrel can slide axially in the first sliding groove.
As an improvement of the scheme, a limiting groove matched with the pressure spring is arranged in the floating mandrel, the pressure spring extends into the limiting groove, and two ends of the pressure spring are respectively abutted against the limiting groove and the first sliding groove.
As an improvement of the above scheme, a contact area of the floating mandrel and the cover body is larger than a contact area of the locking mandrel and the cover body.
As an improvement of the above scheme, a second sliding groove matched with the locking mandrel is arranged on the second fixing plate, and the locking mandrel can slide in the axial direction of the second sliding groove.
As an improvement of the above scheme, the side end faces are provided with end face holes which are coaxially arranged, and the locking mandrel and the floating mandrel respectively extend into the end face holes of the two side end faces.
As an improvement of the above scheme, a plurality of the clamping surfaces are arranged on the circumference of the base.
As an improvement of the above scheme, the base is a prism body which penetrates through the axial direction, and the clamping surface is arranged on the side surface of the prism body.
As an improvement of the scheme, the bottom of the base is provided with a rotary table connecting seat, the rotary table connecting seat is used for being connected with the rotary table, and the base can rotate along with the rotary table.
The implementation of the utility model has the following beneficial effects:
the utility model provides a cover body vertical machining clamp, which is characterized in that a cover body is subjected to floating positioning through a floating mandrel and a locking mandrel which are coaxially arranged, the floating mandrel and the locking mandrel are locked on two side end surfaces of the cover body through locking screws, and lateral positioning screws are abutted against the side wall of the cover body to completely position the cover body.
Drawings
FIG. 1 is a schematic view of a construction of a cover workpiece;
FIG. 2 is a schematic view of the back side structure of the cover workpiece of FIG. 2;
FIG. 3 is a schematic structural diagram of an embodiment of a vertical cover machining fixture according to the present invention;
FIG. 4 is a top view of FIG. 3;
fig. 5 is a schematic view of the structure of the jig for processing the other two side end surfaces of the lid workpiece.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 3, the present invention provides an embodiment of a vertical cover body machining fixture, which includes a base 1, wherein the base 1 is provided with a vertically arranged clamping surface 11, the clamping surface 11 is provided with two first fixing plates 2 arranged oppositely, and second fixing plates 3 arranged at two sides of the first fixing plates 2 oppositely, the two first fixing plates 2 are respectively provided with a locking mandrel 21 and a floating mandrel 22 coaxially arranged, the cover body is arranged between the locking mandrel 21 and the floating mandrel 22, one end of the locking mandrel 21 away from the floating mandrel 22 is provided with a locking screw 23, and the locking mandrel 21 and the floating mandrel 22 are respectively abutted against two side end surfaces c of the cover body by the locking screw 23; the second fixing plate 3 is provided with a lateral positioning screw 31, and one end of the lateral positioning screw 31 on the opposite second fixing plate 3 is abutted against the side wall of the cover body.
In the embodiment, the cover body is positioned in a floating manner by the floating mandrel 22 and the locking mandrel 21 which are coaxially arranged, the floating mandrel 22 and the locking mandrel 21 are locked on two side end surfaces c of the cover body by the locking screw 23, and the lateral positioning screw 31 is abutted to the side wall of the cover body to completely position the cover body, so that the end surface a and the arc surface b of the cover body and other side end surfaces c except the side end surface c abutted to the floating mandrel 22 and the locking mandrel 21 can be processed by one horizontal processing machine tool, the cover body is prevented from being switched and clamped between a plurality of tool fixtures and the machine tool, the replacement time is shortened, and the processing efficiency is improved.
This embodiment sets up be equipped with on the first fixed plate 2 of unsteady dabber 22 with the first spout of unsteady dabber 22 looks adaptation, be equipped with in the first spout with the pressure spring 24 of unsteady dabber 22 butt, unsteady dabber 22 can the axial sliding of first spout. The floating core shaft 22 is internally provided with a limit groove matched with the pressure spring 24, the pressure spring 24 extends into the limit groove, and two ends of the pressure spring 24 are respectively abutted against the limit groove and the first sliding groove.
And a second sliding groove matched with the locking mandrel 21 is formed in the second fixing plate 3, and the locking mandrel 21 can slide in the axial direction of the second sliding groove.
In this embodiment, preferably, the side end face c of the cover blank is provided with end face a holes coaxially arranged, and the locking mandrel 21 and the floating mandrel 22 respectively extend into the end face a holes of the two side end faces c, so as to increase the positioning stability of the locking mandrel 21, the floating mandrel 22 and the cover. The end surface a hole may be formed during casting or may be formed in advance in the lid body blank.
In the embodiment, the floating core shaft 22 is preferably arranged below the locking core shaft 21, so that when the cover body is clamped, the cover body is firstly placed on the first fixing plate 2, and the floating core shaft 22 extends into the hole a on the end surface of the bottom of the cover body to realize floating positioning; then, the locking mandrel 21 is slid into the second sliding groove, so that the locking mandrel 21 extends into the hole a on the end face of the top of the cover body, and centering is achieved; therefore, the floating core shaft 22 and the locking core shaft 21 can be conveniently locked on the cover body by the locking screw 23, and the time consumed by clamping is shortened.
In order to make the floating positioning effect more stable when the floating core shaft 22 extends into the hole a on the end surface of the bottom of the cover body, in this embodiment, the contact area between the floating core shaft 22 and the cover body is preferably larger than the contact area between the locking core shaft 21 and the cover body, so that the floating core shaft 22 provides a larger support surface for the cover body, and the support is more stable.
For further processing and positioning effects, the first fixing plate 2 of the present embodiment is further provided with top positioning screws 25, the top positioning screws 25 are disposed on two sides of the locking core shaft 21, and one end of the top positioning screw abuts against the side end face c of the cover body, so that the cover body is more stably pressed on the floating core shaft 22. In addition, the second fixing plates 3 oppositely disposed in this embodiment are provided in two sets, and the lateral positioning screws 31 on the two sets of second fixing plates 3 are respectively abutted to the side walls at the two ends of the cover body.
Referring to fig. 4, the base 1 of the present embodiment is provided with a plurality of the clamping surfaces 11 in the circumferential direction. The base 1 is a prism body which penetrates through the axial direction, and the clamping surface 11 is arranged on the side surface of the prism body. The base 1 is provided with a turntable connecting seat 12 at the bottom, the turntable connecting seat 12 is used for being connected with a turntable, and the base 1 can rotate along with the turntable.
From this, can a plurality of lids of clamping simultaneously on same base 1, through rotating base 1, can make things convenient for horizontal machine tool to process a plurality of lids in proper order, help promoting machining efficiency.
Since two side end surfaces c of the cover body play a role of positioning and clamping in the vertical processing fixture of the cover body in this embodiment, the two side end surfaces c cannot be processed, the processed cover body needs to be turned over and clamped again for processing, or the processed cover body needs to be assembled to another specific fixture (as shown in fig. 5) and then further processed on a horizontal processing machine tool. From this, the terminal surface an of whole lid and arc surface b and the processing of side end face c can be accomplished at two stations in the same process on a bedroom machine tool, and it is consuming time to reduce the transfer between the lathe to and a plurality of frock clamp's dismouting, and machining efficiency obtains promoting.
The second clamping surface 41 of the clamp shown in fig. 5 is provided with at least two positioning pins 42, four positioning blocks 43 and four pressing plates 44. When the jig shown in fig. 5 is used for further processing, a positioning hole corresponding to the positioning pin 42 is processed on the end face a in advance (the positioning hole can be formed in the process of processing the end face a), two positioning holes on the end face a are matched with the positioning pin 42 to realize preliminary positioning, the pressing plate 44 is pressed on the surface of the cover body opposite to the end face a, the processed end face a of the cover body is abutted to the positioning block 43 on the second clamping surface 41 to realize complete positioning, and the processing of the remaining two side end faces c is facilitated.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.
Claims (10)
1. A vertical machining clamp for a cover body is characterized by comprising a base, wherein the base is provided with a vertically arranged clamping surface, two first fixing plates which are oppositely arranged and second fixing plates which are oppositely arranged on two sides of the first fixing plates are arranged on the clamping surface, the two first fixing plates are respectively provided with a locking mandrel and a floating mandrel which are coaxially arranged, the cover body is arranged between the locking mandrel and the floating mandrel, one end, away from the floating mandrel, of the locking mandrel is provided with a locking screw rod, and the locking mandrel and the floating mandrel are respectively abutted against two side end faces of the cover body by the locking screw rod;
and a lateral positioning screw rod is arranged on the second fixing plate, and one end of the lateral positioning screw rod on the opposite second fixing plate is abutted against the side wall of the cover body.
2. The vertical lid machining jig of claim 1, wherein the first fixing plate is further provided with top positioning screws, the top positioning screws are disposed on both sides of the locking mandrel, and one end of the top positioning screw abuts against a side end surface of the lid.
3. The vertical lid machining jig according to claim 1 or 2, wherein a first slide groove adapted to the floating mandrel is provided on a first fixing plate on which the floating mandrel is provided, a compression spring abutting against the floating mandrel is provided in the first slide groove, and the floating mandrel is capable of sliding in an axial direction of the first slide groove.
4. The cover vertical machining fixture according to claim 3, wherein a limiting groove adapted to the pressure spring is formed in the floating mandrel, the pressure spring extends into the limiting groove, and two ends of the pressure spring are respectively abutted to the limiting groove and the first sliding groove.
5. The vertical lid machining jig according to claim 1 or 3, wherein a contact area of the floating mandrel with the lid is larger than a contact area of the locking mandrel with the lid.
6. The vertical lid machining jig of claim 1, wherein the second fixing plate is provided with a second sliding groove adapted to the locking mandrel, and the locking mandrel is capable of sliding in an axial direction of the second sliding groove.
7. The vertical lid machining jig according to claim 1, wherein the side end surfaces are provided with end surface holes coaxially provided, and the locking mandrel and the floating mandrel are respectively inserted into the end surface holes of the two side end surfaces.
8. The vertical lid machining fixture of claim 1, wherein the base has a plurality of the clamping surfaces disposed circumferentially thereof.
9. The vertical lid tooling fixture of claim 8 wherein said base is an axially extending prism, said clamping surfaces being disposed on the sides of said prism.
10. A vertical lid machining jig according to claim 8 or 9 wherein the base is provided at its bottom with a turntable attachment socket for attachment to a turntable, the base being rotatable with the turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055582.1U CN216228026U (en) | 2021-08-27 | 2021-08-27 | Vertical processing clamp for cover body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122055582.1U CN216228026U (en) | 2021-08-27 | 2021-08-27 | Vertical processing clamp for cover body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216228026U true CN216228026U (en) | 2022-04-08 |
Family
ID=80983809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122055582.1U Active CN216228026U (en) | 2021-08-27 | 2021-08-27 | Vertical processing clamp for cover body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216228026U (en) |
-
2021
- 2021-08-27 CN CN202122055582.1U patent/CN216228026U/en active Active
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