CN214237159U - A frock clamp for eccentric shaft processing - Google Patents
A frock clamp for eccentric shaft processing Download PDFInfo
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- CN214237159U CN214237159U CN202120179601.9U CN202120179601U CN214237159U CN 214237159 U CN214237159 U CN 214237159U CN 202120179601 U CN202120179601 U CN 202120179601U CN 214237159 U CN214237159 U CN 214237159U
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- eccentric shaft
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- mortise
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Abstract
The utility model discloses a tooling fixture for processing an eccentric shaft, which comprises a base, an adjusting block, a screw and a clamping component, wherein one side of the base is provided with a central hole, and the other side is provided with a first tenon-and-mortise structure; a second mortise and tenon structure corresponding to the first mortise and tenon structure is arranged on one side face of the adjusting block, and the base is in close contact with the adjusting block through the first mortise and tenon structure; a step inner hole for connecting the eccentric shaft is formed in the other side of the adjusting block; the base and the adjusting block are tightly and fixedly connected through a screw; the clamping assemblies are arranged on the two adjusting blocks on the two sides of the inner hole of the step, and are used for clamping and fixing the eccentric shaft. Adopt frock clamp, have simple structure, convenient operation can fix the eccentric shaft of difference, adapts to the processing of big eccentric shaft in batches to guarantee the processingquality of eccentric shaft product, improve its work efficiency, its commonality is strong, safe practical, be fit for using widely.
Description
Technical Field
The utility model belongs to the technical field of the frock clamp technique and specifically relates to a frock clamp for eccentric shaft processing.
Background
The eccentric shaft part is one of common typical parts, and can be generally divided into optical axis eccentricity, stepped shaft eccentricity, special-shaped eccentric shaft and the like according to different structural forms of the shaft part; or a solid eccentric shaft, a hollow eccentric shaft, etc. They are also used in machines to support gear, pulley, etc. drive components to transmit torque or motion. The eccentric shaft is a power part for realizing eccentric motion, and in mechanical transmission, the rotary motion is changed into reciprocating linear motion or the reciprocating linear motion is changed into rotary motion, and the eccentric motion is generally completed by using an eccentric part.
The processing of eccentric part is difficult point in the machining, and the frock clamp structure that prior art disclosed is comparatively complicated, adds man-hour to the eccentric shaft of size of a dimension difference, need prepare many sets of frock clamp, if frock clamp in case appear wearing and tearing, the eccentric shaft is not hard up easily in the course of working, produces a large amount of processing waste materials, can lead to the eccentric shaft unstability that the processing came out simultaneously, has just so influenced the processingquality of eccentric shaft greatly.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to the problem that exists among the background art, provide a simple structure, convenient operation's frock clamp, utilize frock clamp can fix the eccentric shaft of variation in size of a dimension, adapts to the production and processing of big eccentric shaft in batches to and guarantee the processingquality of eccentric shaft product, improve its work efficiency, specifically speaking is a frock clamp for eccentric shaft processing.
For solving the technical problem, the utility model discloses the technical scheme who adopts does: a tooling fixture for machining an eccentric shaft comprises a base, an adjusting block, a screw and a clamping assembly, wherein a center hole for connecting a top of a machine tool is formed in the center of one side face of the base, and a concave-convex first mortise and tenon structure is formed in the other side face of the base; a second mortise and tenon structure corresponding to the first mortise and tenon structure is arranged on one side face of the adjusting block, and the base is in close contact with the adjusting block through the first mortise and tenon structure; a step inner hole for connecting an eccentric shaft is formed in the center of the other side face of the adjusting block; the base and the adjusting block are respectively provided with a connecting hole corresponding to the screw, and the base and the adjusting block are in threaded connection with the corresponding connecting holes through the screws, so that the base and the adjusting block are tightly and fixedly connected; the two clamping assemblies are symmetrically arranged on the adjusting blocks on two sides of the inner hole of the step and are used for clamping and fixing the eccentric shaft.
Further, a frock clamp for eccentric shaft processing, wherein hold the subassembly and constitute by centre gripping cardboard and actuating mechanism, the centre gripping cardboard sets up and is the V-arrangement structure, actuating mechanism sets up on the regulating block, is used for the drive the centre gripping cardboard moves the fixed eccentric shaft of step hole edge part position centre gripping.
Further, a frock clamp for eccentric shaft processing, wherein actuating mechanism is including the actuating lever of fixed connection on the centre gripping cardboard to and be used for the cylinder that is connected with the actuating lever, the cylinder is fixed on the regulating block, and is located the step hole outside.
Further, a frock clamp for eccentric shaft processing, wherein be equipped with the spout on the regulating block, the spout is equipped with two, and two spouts are symmetric distribution in step hole both sides the bottom of centre gripping cardboard still be equipped with the corresponding slider of spout, the centre gripping cardboard passes through slider slidable ground and connects in the spout.
Further, a frock clamp for eccentric shaft processing, wherein the longitudinal section setting of slider is T shape structure, its lower part sliding connection in the spout, the bottom fixed connection of upper portion and centre gripping cardboard.
Further, a frock clamp for eccentric shaft processing, wherein the base sets up to cylindrical structure, the regulating block sets up to round platform shape structure, wherein the external diameter of base slightly is greater than the external diameter of regulating block, wherein the connecting hole is equipped with threely, and three connecting hole is cyclic annular evenly distributed, self-tapping screw is chooseed for use to the screw, and its quantity is corresponding with the connecting hole, through three screw spiro union respectively in corresponding connecting hole between base and the regulating block, realize the inseparable fixed connection of base and regulating block.
By adopting the tool clamp for processing the eccentric shaft, the concave-convex first tenon-and-mortise structure is arranged on the side surface of the base; a second tenon-and-mortise structure corresponding to the first tenon-and-mortise structure is arranged on the side surface of the adjusting block, the base is in close contact with the adjusting block through the first tenon-and-mortise structure, so that the base and the adjusting block can be tightly connected, and a step inner hole is arranged in the adjusting block and can be used for connecting an eccentric shaft; meanwhile, the two clamping assemblies are arranged on the adjusting block and are symmetrically distributed on two sides of the inner hole of the step, each clamping assembly comprises a clamping plate and a driving mechanism, each clamping plate is of a V-shaped structure, the driving mechanisms are utilized to drive the clamping plates to move to the edge of the inner hole of the step, and the clamping plates are utilized to clamp and fix the eccentric shaft. Adopt frock clamp, have simple structure, convenient operation utilizes frock clamp can fix the eccentric shaft of size of a dimension variation, adapts to the processing of big batch eccentric shaft to guarantee the processingquality of eccentric shaft product, improve its work efficiency, its commonality is strong, safe practical, is fit for using widely.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a portion of a structure at a in fig. 1.
Shown in the figure: the device comprises a base 1, a center hole 11, a first mortise and tenon structure 12, a regulating block 2, a second mortise and tenon structure 21, a step inner hole 22, a sliding groove 23, a screw 3, a clamping assembly 4, a clamping plate 41, a driving rod 42, an air cylinder 43 and a sliding block 44.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses a tooling fixture for eccentric shaft machining, which comprises a base 1, an adjusting block 2, a screw 3 and a clamping component 4, wherein a center hole 11 for connecting a machine tool tip is arranged at the center of one side surface of the base 1, and a concave-convex first mortise and tenon structure 12 is arranged on the other side surface of the base 1; a second mortise and tenon structure 21 corresponding to the first mortise and tenon structure 12 is arranged on one side surface of the adjusting block 2, and the base 1 and the adjusting block 2 are in close contact with the second mortise and tenon structure 21 through the first mortise and tenon structure 12; a step inner hole 22 for connecting an eccentric shaft is arranged at the center of the other side surface of the adjusting block 2; connecting holes corresponding to the screws 3 are respectively formed in the base 1 and the adjusting block 2, and the base 1 and the adjusting block 2 are in threaded connection with the corresponding connecting holes through the screws 3 to realize tight fixed connection of the base 1 and the adjusting block 2; the two clamping assemblies 4 are symmetrically arranged on the adjusting blocks 2 on two sides of the step inner hole 22, and the two clamping assemblies 4 are used for clamping and fixing the eccentric shaft.
Further, a frock clamp for eccentric shaft processing, wherein hold subassembly 4 and constitute by centre gripping cardboard 41 and actuating mechanism, centre gripping cardboard 41 sets up and is the V-arrangement structure, actuating mechanism sets up on regulating block 2, is used for the drive centre gripping cardboard 41 moves the fixed eccentric shaft of step hole 22 edge part centre gripping.
Further, a frock clamp for eccentric shaft processing, wherein actuating mechanism is including actuating lever 42 of fixed connection on centre gripping cardboard 41 to and be used for the cylinder 43 that is connected with actuating lever 42, cylinder 43 fixes on regulating block 2, and is located the step hole 22 outside.
Further, a frock clamp for eccentric shaft processing, wherein be equipped with spout 23 on regulating block 2, spout 23 is equipped with two, and two spouts 23 are symmetric distribution in step hole 22 both sides the bottom of centre gripping cardboard 41 still be equipped with the corresponding slider 44 of spout 23, centre gripping cardboard 41 passes through slider 44 slidable ground and connects in spout 23.
Further, a frock clamp for eccentric shaft processing, wherein the longitudinal section setting of slider 44 is T shape structure, its lower part sliding connection in spout 23, the bottom fixed connection of upper portion and centre gripping cardboard 41.
Further, a frock clamp for eccentric shaft processing, wherein base 1 sets up to cylindrical structure, regulating block 2 sets up to round platform shape structure, wherein base 1's external diameter slightly is greater than regulating block 2's external diameter, wherein the connecting hole is equipped with threely, and three connecting hole is cyclic annular evenly distributed, self-tapping screw is chooseed for use to screw 3, and its quantity is corresponding with the connecting hole, through three screw 3 difference spiro union in corresponding connecting hole between base 1 and the regulating block 2, realize the inseparable fixed connection of base 1 and regulating block 2.
In the specific application process, the tool clamp comprises a base 1, an adjusting block 2, a screw 3 and a clamping assembly 4, wherein a center hole 11 for connecting a top of a machine tool is formed in the center of one side surface of the base 1, and a concave-convex first mortise and tenon structure 12 is arranged on the side surface of the base 1; a second mortise and tenon structure 21 corresponding to the first mortise and tenon structure 12 is arranged on the side surface of the adjusting block 2, the base 1 and the adjusting block 2 are in close contact with the second mortise and tenon structure 21 through the first mortise and tenon structure 12, so that the base 1 and the adjusting block 2 can be tightly connected, a step inner hole 22 is arranged in the adjusting block 2, and the step inner hole 22 can be used for connecting an eccentric shaft; meanwhile, the two clamping assemblies 4 are arranged on the adjusting block 2, the two clamping assemblies 4 are symmetrically distributed on two sides of the step inner hole 22, each clamping assembly 4 is composed of a clamping plate 41 and a driving mechanism, the clamping plate 41 is arranged in a V-shaped structure, the driving mechanism is utilized to drive the clamping plates 41 to move to the edge parts of the step inner hole 22, and the clamping plates 41 are utilized to clamp and fix the eccentric shaft.
To sum up, adopt frock clamp, have simple structure, convenient operation utilizes frock clamp can fix the eccentric shaft of variation in size of dimensions, adapts to the processing of big batch eccentric shaft to guarantee the processingquality of eccentric shaft product, improve its work efficiency, its commonality is strong, safe practical, is fit for using widely.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and changes, and any modifications, equivalent replacements, improvements, etc. made by using the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a frock clamp for eccentric shaft processing which characterized in that: the clamping device comprises a base (1), an adjusting block (2), a screw (3) and a clamping assembly (4), wherein a center hole (11) for connecting a machine tool tip is formed in the center of one side face of the base (1), and a concave-convex first mortise and tenon structure (12) is formed in the other side face of the base (1); a second mortise and tenon structure (21) corresponding to the first mortise and tenon structure (12) is arranged on one side face of the adjusting block (2), and the base (1) and the adjusting block (2) are in close contact with the second mortise and tenon structure (21) through the first mortise and tenon structure (12); a step inner hole (22) used for connecting an eccentric shaft is arranged at the center of the other side surface of the adjusting block (2); connecting holes corresponding to the screws (3) are respectively formed in the base (1) and the adjusting block (2), and the base (1) and the adjusting block (2) are in threaded connection with the corresponding connecting holes through the screws (3) to realize tight fixed connection of the base (1) and the adjusting block (2); the two clamping components (4) are arranged and are symmetrically arranged on the adjusting blocks (2) on two sides of the step inner hole (22), and the eccentric shaft is clamped and fixed through the two clamping components (4).
2. The tooling clamp for eccentric shaft machining according to claim 1, characterized in that: the holding assembly (4) is composed of a clamping plate (41) and a driving mechanism, the clamping plate (41) is arranged to be of a V-shaped structure, and the driving mechanism is arranged on the adjusting block (2) and used for driving the clamping plate (41) to move to the edge of the step inner hole (22) to clamp and fix the eccentric shaft.
3. The tooling clamp for eccentric shaft machining according to claim 2, characterized in that: the driving mechanism comprises a driving rod (42) fixedly connected to the clamping plate (41) and an air cylinder (43) connected with the driving rod (42), and the air cylinder (43) is fixed on the adjusting block (2) and located on the outer side of the step inner hole (22).
4. The tooling clamp for eccentric shaft machining according to claim 3, characterized in that: the adjusting block (2) is provided with two sliding grooves (23), the two sliding grooves (23) are symmetrically distributed on two sides of the step inner hole (22), the bottom of the clamping plate (41) is further provided with a sliding block (44) corresponding to the sliding grooves (23), and the clamping plate (41) is slidably connected in the sliding grooves (23) through the sliding block (44).
5. The tooling clamp for eccentric shaft machining according to claim 4, characterized in that: the longitudinal section of the sliding block (44) is arranged to be of a T-shaped structure, the lower portion of the sliding block is connected in the sliding groove (23) in a sliding mode, and the upper portion of the sliding block is fixedly connected with the bottom of the clamping plate (41).
6. The tooling clamp for eccentric shaft machining according to claim 1, characterized in that: base (1) sets up to cylindrical structure, regulating block (2) set up to round platform shape structure, wherein the external diameter of base (1) slightly is greater than the external diameter of regulating block (2), wherein the connecting hole is equipped with threely, and three connecting hole is cyclic annular evenly distributed, self-tapping screw is chooseed for use in screw (3), and its quantity is corresponding with the connecting hole, through three screw (3) difference spiro union in corresponding connecting hole between base (1) and regulating block (2), realize base (1) and the inseparable fixed connection of regulating block (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120179601.9U CN214237159U (en) | 2021-01-22 | 2021-01-22 | A frock clamp for eccentric shaft processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120179601.9U CN214237159U (en) | 2021-01-22 | 2021-01-22 | A frock clamp for eccentric shaft processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214237159U true CN214237159U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120179601.9U Active CN214237159U (en) | 2021-01-22 | 2021-01-22 | A frock clamp for eccentric shaft processing |
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| Country | Link |
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| CN (1) | CN214237159U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114833634A (en) * | 2022-04-19 | 2022-08-02 | 南京航空航天大学 | Tool changing structure and method for measuring and maintaining center of rotating table of five-axis material increasing and decreasing machining equipment |
-
2021
- 2021-01-22 CN CN202120179601.9U patent/CN214237159U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114833634A (en) * | 2022-04-19 | 2022-08-02 | 南京航空航天大学 | Tool changing structure and method for measuring and maintaining center of rotating table of five-axis material increasing and decreasing machining equipment |
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