CN213438356U - Tool clamp for machining eccentric bearing hole of clutch seat of heading machine - Google Patents
Tool clamp for machining eccentric bearing hole of clutch seat of heading machine Download PDFInfo
- Publication number
- CN213438356U CN213438356U CN202021333332.9U CN202021333332U CN213438356U CN 213438356 U CN213438356 U CN 213438356U CN 202021333332 U CN202021333332 U CN 202021333332U CN 213438356 U CN213438356 U CN 213438356U
- Authority
- CN
- China
- Prior art keywords
- hole
- seat plate
- mounting seat
- positioning pin
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Machine Tool Units (AREA)
Abstract
The utility model relates to a frock clamp for processing eccentric bearing hole of clutch seat of heading machine, which comprises a fixed mounting seat plate (1), a rotary mounting seat (2), a pull-plug positioning pin (3), a fastening bolt (4), a connecting long stud (5), a clamp plate (6) and a clamping nut (7), wherein the rotary mounting seat plate (2) is arranged above the fixed mounting seat plate (1), the lower section of the pull-plug positioning pin (3) is inserted into a lower positioning pin hole (12) and an upper positioning pin hole (23), the fastening bolt (4) passes through an upper connecting unthreaded hole (24) and is in threaded connection with a lower threaded hole (13), the connecting long stud (5) is vertically and fixedly arranged on a positioning shaft (22), the clamp plate (6) is sleeved on the connecting long stud (5) through a half-opening mounting groove (61), the clamping nut (7) is in threaded connection with the connecting long stud (5), the utility model has simple structure, the clamping rotation operation is quick, the positioning is accurate, the production efficiency can be improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to a frock utensil for the machining, concretely relates to frock clamp for processing eccentric bearing hole of entry driving machine clutch seat.
Background
As shown in fig. 3, 4 and 5, the clutch seat part of the heading machine is bowl-shaped, a positioning mounting flange is processed at the edge of the opening, a mounting plane and a mounting hole are processed at the bottom of the opening, two eccentric bearing holes are symmetrically processed on the side wall of the opening, an eccentric distance exists between each eccentric bearing hole and the central axis of the part, the two eccentric bearing holes have high concentricity requirements, and the eccentric distance has high dimensional tolerance requirements. The existing methods for machining the eccentric bearing hole are generally two, one method is to clamp and position a clutch seat part on a universal dividing plate, firstly machine the eccentric bearing hole on one side, rotate the universal dividing plate for 180 degrees, and then machine the eccentric bearing hole on the other side, so that the clamping preparation time is long, and the production efficiency is low; and the other method adopts a numerical control processing machine tool to process, so that the production cost is higher.
Disclosure of Invention
An object of the utility model is to solve the not enough of prior art existence, provide a frock clamp for processing eccentric bearing hole of entry driving machine clutch seat, simple structure is novel, and clamping rotation operation is swift, and the location is accurate, can improve production efficiency, reduction in production cost.
The utility model adopts the technical proposal that: a tooling fixture for processing eccentric bearing holes of a heading machine clutch seat comprises a fixed mounting seat plate 1, a rotary mounting seat plate 2, a pulling and inserting positioning pin 3, a fastening bolt 4, a connecting long stud 5, a pressing plate 6 and a clamping nut 7, wherein the fixed mounting seat plate 1 is in a cuboid plate shape, the center of the fixed mounting seat plate is provided with the rotary mounting hole 11, two sides of the rotary mounting hole 11 are symmetrically provided with a lower positioning pin hole 12 and a lower threaded hole 13, the fixed mounting seat plate 1 is provided with a step fixing hole 14, the rotary mounting seat plate 2 is in a cuboid plate shape, the center of the lower end surface of the rotary mounting seat plate is provided with a rotating shaft 21, the upper end surface of the rotating shaft is provided with a positioning shaft 22, a distance A is arranged between the rotating shaft 21 and the positioning shaft 22, the distance A is equal to the eccentric distance of the eccentric bearing holes, two sides of the rotating shaft 21 are symmetrically provided with, the rotary shaft 21 is inserted into the rotary mounting hole 11, a rolling bearing is arranged between the rotary shaft 21 and the rotary mounting hole 11, the lower section of the pull-plug positioning pin 3 is inserted into the lower positioning pin hole 12 and the upper positioning pin hole 23, the upper section of the pull-plug positioning pin is provided with anti-slip lines, the fastening bolt 4 penetrates through the upper connecting unthreaded hole 24 to be in threaded connection with the lower threaded hole 13, the connecting long stud 5 is vertically and fixedly mounted on the positioning shaft 22, the pressing plate 6 is provided with a half-opening mounting groove 61, the pressing plate 6 is sleeved on the connecting long stud 5 through the half-opening mounting groove 61, and the clamping nut 7 is in threaded connection.
Compared with the prior art, the utility model following beneficial effect has: simple structure is novel, and the clamping rotation operation is swift, and the location is accurate, can improve production efficiency, reduction in production cost.
Drawings
Figure 1 is a schematic structural diagram of the present invention,
figure 2 is a top view of figure 1,
figure 3 is a schematic diagram of the parts of the clutch housing of the heading machine,
figure 4 is a top view of figure 3,
fig. 5 is a cross-sectional view of fig. 3.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
As shown in figures 1 and 2, the tooling clamp for processing the eccentric bearing hole of the clutch seat of the heading machine comprises a fixed mounting seat plate 1, a rotary mounting seat plate 2, a pull-plug positioning pin 3, a fastening bolt 4, a connecting long stud 5, a pressing plate 6 and a clamping nut 7, wherein the fixed mounting seat plate 1 is in a cuboid plate shape, the center of the fixed mounting seat plate is provided with a rotary mounting hole 11, two sides of the rotary mounting hole 11 are symmetrically provided with a lower positioning pin hole 12 and a lower threaded hole 13, the fixed mounting seat plate 1 is provided with a step fixing hole 14, the rotary mounting seat plate 2 is in a cuboid plate shape, the center of the lower end surface of the rotary mounting seat plate is provided with a rotating shaft 21, the upper end surface of the rotary mounting seat plate is provided with a positioning shaft 22, a distance A is formed between the rotating shaft 21 and the positioning shaft 22, the distance A is equal to the eccentric distance of the eccentric bearing hole, two sides of the rotating shaft, the rotary shaft 21 is inserted into the rotary mounting hole 11, a rolling bearing is arranged between the rotary shaft 21 and the rotary mounting hole 11, the lower section of the pull-plug positioning pin 3 is inserted into the lower positioning pin hole 12 and the upper positioning pin hole 23, the upper section of the pull-plug positioning pin is provided with anti-slip lines, the fastening bolt 4 penetrates through the upper connecting unthreaded hole 24 to be in threaded connection with the lower threaded hole 13, the connecting long stud 5 is vertically and fixedly mounted on the positioning shaft 22, the pressing plate 6 is provided with a half-opening mounting groove 61, the pressing plate 6 is sleeved on the connecting long stud 5 through the half-opening mounting groove 61, and the clamping nut 7 is in threaded connection.
The tool clamp is fixedly installed on a supporting table of a lathe through a step fixing hole 14 in a fixed installation base plate 1, a clutch seat part is placed on a rotary installation base plate 2, an installation plane at the bottom of the clutch seat part is in contact with the upper end face of the rotary installation base plate 2, the installation hole in the bottom of the clutch seat part is sleeved on a positioning shaft 22, a pressing plate 6 is in contact with the edge of the clutch seat part, a clamping nut 7 is screwed, and the clutch seat part is positioned and clamped.
After the tool clamp is used for positioning and clamping the clutch seat parts, a common lathe can be used for machining eccentric bearing holes of the clutch seat, so that the production cost is low; rotate the installation bedplate 2 of pairing rotation around rotation axis 21, fix a position the installation bedplate 2 of pairing rotation with inserting locating pin 3 and fastening bolt 4, clamping rotation operation is swift, and the location is accurate, and the machining precision is high.
The processing step of positioning and clamping the eccentric bearing hole of the clutch seat by the tooling fixture is to position and clamp a clutch seat part on a rotary mounting seat plate 2, insert and position a pull-insert positioning pin 3, screw and fix a fastening bolt 4, process the eccentric bearing hole on one side of the clutch seat, after the processing is finished, pull-insert positioning pin 3 is pulled out, screw and loosen fastening bolt 4, push the rotary mounting seat plate 2 to rotate 180 degrees around a rotating shaft 21, make the clutch seat part rotate 180 degrees along with the rotation, insert and position the pull-insert positioning pin 3, screw and fix the fastening bolt 4, process the eccentric bearing hole on the other side of the clutch seat, and detach the clutch seat part after the processing is finished. The lower positioning pin hole 12, the lower threaded hole 13, the upper positioning pin hole 23 and the upper connecting unthreaded hole 24 are symmetrically arranged relative to the rotating shaft 21, the distance A is equal to the eccentric distance of the eccentric bearing hole, the positioning accuracy can be ensured, and the concentricity requirement of the two eccentric bearing holes can be ensured.
Without being limited thereto, any changes or substitutions which are not thought of through creative efforts should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (1)
1. A tooling fixture for processing an eccentric bearing hole of a clutch seat of a heading machine is characterized by comprising a fixed mounting seat plate (1), a rotary mounting seat plate (2), a pulling and inserting positioning pin (3), a fastening bolt (4), a connecting long stud (5), a pressing plate (6) and a clamping nut (7), wherein the fixed mounting seat plate (1) is in a cuboid plate shape, the center of the fixed mounting seat plate is provided with a rotary mounting hole (11), two sides of the rotary mounting hole (11) are symmetrically provided with a lower positioning pin hole (12) and a lower threaded hole (13), the fixed mounting seat plate (1) is provided with a step fixing hole (14), the rotary mounting seat plate (2) is in a cuboid plate shape, the center of the lower end surface of the rotary mounting seat plate is provided with a rotating shaft (21), the upper end surface of the rotary mounting seat plate is provided with a positioning shaft (22), a distance A is formed between the rotating shaft (21, two sides of the rotating shaft (21) are symmetrically provided with an upper positioning pin hole (23) and an upper connecting unthreaded hole (24), the rotary installation seat plate (2) is arranged above the fixed installation seat plate (1), the rotating shaft (21) is inserted into the rotary installation hole (11), a rolling bearing is arranged between the rotating shaft (21) and the rotating mounting hole (11), the lower section of the plugging positioning pin (3) is inserted into the lower positioning pin hole (12) and the upper positioning pin hole (23), the upper segment is equipped with anti-skidding line, and fastening bolt (4) pass and connect unthreaded hole (24) and screw hole (13) threaded connection down, connect the vertical fixed mounting of long double-screw bolt (5) on location axle (22), are provided with half opening mounting groove (61) on clamp plate (6), and clamp plate (6) are through half opening mounting groove (61) suit on connecting long double-screw bolt (5), clamp nut (7) and be connected long double-screw bolt (5) threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021333332.9U CN213438356U (en) | 2020-07-02 | 2020-07-02 | Tool clamp for machining eccentric bearing hole of clutch seat of heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021333332.9U CN213438356U (en) | 2020-07-02 | 2020-07-02 | Tool clamp for machining eccentric bearing hole of clutch seat of heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213438356U true CN213438356U (en) | 2021-06-15 |
Family
ID=76370326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021333332.9U Active CN213438356U (en) | 2020-07-02 | 2020-07-02 | Tool clamp for machining eccentric bearing hole of clutch seat of heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213438356U (en) |
-
2020
- 2020-07-02 CN CN202021333332.9U patent/CN213438356U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205341975U (en) | Boring grab of differential mechanism shell | |
| CN202240607U (en) | Positioning device for machining of thin-wall bearing saddle bore | |
| CN102366900A (en) | Rotary clamp for lathe | |
| CN205147887U (en) | Bearing retainer's machining anchor clamps | |
| CN104646686A (en) | Microscope eyepiece base housing turning method | |
| CN213438356U (en) | Tool clamp for machining eccentric bearing hole of clutch seat of heading machine | |
| CN104907853A (en) | Plane tooth broaching fixture for flange | |
| CN102101195A (en) | Hydraulic milling fixture for multi-position precision machining of square housing | |
| CN209062594U (en) | A kind of milling shaft end slot fixture | |
| CN210046020U (en) | Internal spline core expansion type machine tool fixture | |
| CN216542043U (en) | Automobile transmission box part machining clamp | |
| CN203831143U (en) | Vehicle clamp for eyepiece seat casing of microscope | |
| CN215432566U (en) | Device for processing thin-wall shell parts | |
| CN201979153U (en) | Hydraulic milling clamp for multistation precision machining of square casing | |
| CN203664730U (en) | Traction self-centering hexagonal hydraulic chuck | |
| CN110768477A (en) | Motor iron core tire for high-power pump and assembling method thereof | |
| CN219665796U (en) | Milling special fixture for aviation special-shaped three-way joint | |
| CN204565694U (en) | Blank hole location processing tool | |
| CN219649262U (en) | Frock for lathe | |
| CN211728315U (en) | A frock clamp for processing rear axle subtracts shell bearing hole and guiding hole | |
| CN216326574U (en) | Axial symmetrical key groove processing and positioning device | |
| CN210927383U (en) | Motor iron core tire for high-power pump | |
| CN217942556U (en) | Steering arm seat machining device | |
| CN213027598U (en) | Improved structure of motor end cover | |
| CN219026697U (en) | Porous processing frock clamp of thin wall casing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |