CN211804133U - Horizontal continuous broaching machine - Google Patents
Horizontal continuous broaching machine Download PDFInfo
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- CN211804133U CN211804133U CN202020357228.7U CN202020357228U CN211804133U CN 211804133 U CN211804133 U CN 211804133U CN 202020357228 U CN202020357228 U CN 202020357228U CN 211804133 U CN211804133 U CN 211804133U
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- clamp
- wedge
- inclined plane
- sliding block
- shaped sliding
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Abstract
The utility model discloses a horizontal continuous broaching machine, which comprises a machine body, a clamp pressing mechanism, a clamp loosening mechanism, a transmission mechanism, a tool apron and a clamp; a plurality of cutters can be mounted on the cutter holder, and each cutter can be used for machining different procedures, so that a multi-procedure workpiece can be machined at one time. Compared with the prior art, the utility model discloses structural optimization, maintenance cost are low, show that improvement production efficiency, processing keep silent type product profile of tooth are sharper, finished product quality is higher.
Description
Technical Field
The utility model relates to a broaching machine, in particular to a horizontal continuous broaching machine.
Background
At present, the existing pliers parts are mainly milled, the machined jaw tooth form is relatively blunt, the production efficiency is low, and the large-scale production is inconvenient. The milling speed is slow, and the finished product after processing needs additional grinding due to milling, so that the working procedures are increased.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a horizontal continuous broaching machine, which comprises a machine body, a clamp pressing mechanism, a clamp releasing mechanism, a transmission mechanism, a tool apron and a clamp;
the fixture clamping mechanism is arranged on the lathe bed close to the feeding end of the transmission mechanism, and the fixture releasing mechanism is arranged on the lathe bed close to the discharging end of the transmission mechanism; a lifting tool apron is arranged above the lathe bed, and a tool is arranged on the tool apron;
the clamp comprises a wedge-shaped sliding block, a fastening block and a clamping seat; the fastening blocks are movably fixed between the clamping seat and the wedge-shaped sliding block; the clamp holder upper surface is opened there is the activity groove, and the fastening block activity is fixed on the clamp holder, and the fastening block upper surface is opened there is logical groove, and wedge sliding block activity is fixed and is led to the inslot, leads to the inslot and is provided with the sixth inclined plane. The wedge-shaped sliding block and the clamp pressing mechanism form a limiting structure, the clamp loosening mechanism and the wedge-shaped sliding block form a limiting structure, and the wedge-shaped sliding block and the fastening block form a self-locking structure; the wedge-shaped sliding block, the clamp pressing mechanism, the clamp loosening mechanism, the fastening block and the clamping seat form a linkage structure.
As a further improvement of the above technical solution:
a first inclined plane and a second inclined plane are respectively arranged at two ends of the wedge-shaped sliding block, a third inclined plane is arranged at one end, close to the transmission chain, of the clamp pressing mechanism, and a fourth inclined plane is arranged at one end, close to the transmission chain, of the clamp loosening mechanism; the first inclined plane is matched with the third inclined plane, and the second inclined plane is matched with the fourth inclined plane; the first inclined plane and the second inclined plane are arranged on the same side, a fifth inclined plane is arranged in the middle of the wedge-shaped sliding block at the middle section of the back side of the first inclined plane, a sixth inclined plane is arranged in the middle of the fastening block corresponding to the fifth inclined plane, and the slope of the fifth inclined plane is the same as that of the sixth inclined plane. According to the self-locking principle, the tangent of a friction angle a is equal to a static friction factor, namely self-locking is formed, if the action line of a resultant force Q of a main force acting on an object is within the friction angle, a full counter force R is balanced with the full counter force R no matter how large the force is, and the object is kept static; conversely, if the line of action of the resultant force Q of the active forces is outside the friction angle, the object may not be balanced no matter how small this force is.
The clamp pressing mechanism is of an elastic movable structure and is internally provided with a spring. The spring is in a compressed state when the clamp pressing mechanism is in contact with the wedge-shaped sliding block to form reverse elastic force, pushes the wedge-shaped sliding block to advance towards the direction of the elastic force, and has the functions of damping and restoring to the initial position so as to meet the requirement of automatic repeated operation.
The utility model has the advantages that: compared with the prior art, the utility model discloses structural optimization, maintenance cost are low, show that improvement production efficiency, processing keep silent type product profile of tooth are sharper, finished product quality is higher.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a front view structure diagram of the present invention.
Fig. 3 is a schematic view of the top view structure of the wedge-shaped sliding block and the fastening block of the clamp of the present invention.
In the reference symbols: 1. a bed body; 2. a clamp hold-down mechanism; 201. a third inclined plane; 3. a clamp release mechanism; 301. a fourth slope; 4. a transmission mechanism; 5. a tool apron; 6. a clamp; 601. a wedge-shaped sliding block; 602. a fastening block; 603. a first inclined plane; 604. a second inclined plane; 605. a fifth bevel; 606. a sixth slope; 7. a drive chain; 8. a cutter; 9. a spring; 10. a rotating wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The technical solutions of the embodiments of the present invention can be combined, and the technical features of the embodiments can also be combined to form a new technical solution.
As shown in fig. 1 to 3, the horizontal continuous broaching machine of the present embodiment includes a machine body 1, a clamp pressing mechanism 2, a clamp releasing mechanism 3, a transmission mechanism 4, a tool apron 5, and a clamp 6;
the transmission mechanism 4 is horizontally arranged on the lathe bed 1, the transmission mechanism 4 comprises a transmission chain 7 and a rotating wheel 10, the rotating wheel 10 comprises a driving wheel and a driven wheel, the driving wheel drives the transmission chain 7 and the driven wheel to rotate, the driving wheel is driven by a power device, a clamp 6 is horizontally arranged on the transmission chain 7, the clamp 6 clamps a workpiece, the clamp pressing mechanism 2 is arranged on the lathe bed 1 and close to the feeding end of the transmission mechanism 4, when the clamp 6 enters from the feeding end, the workpiece is clamped by the clamp pressing mechanism 2, and the clamp loosening mechanism 3 is arranged on the lathe bed 1 and close to the discharging end of the transmission mechanism 4; liftable blade holder 5 is installed to lathe bed 1 top, installs cutter 8 on the blade holder 5, a plurality of cutters of mountable 8 on the blade holder 5, and every cutter carries out different process processing, like this, can once only process the multiple operation work piece good.
The clamp 6 comprises a wedge-shaped sliding block 601, a fastening block 602 and a clamp seat; the fastening blocks 602 are movably fixed between the clamping seat and the wedge-shaped sliding block 601; the upper surface of the clamping seat is provided with a movable groove, the fastening block 602 is movably fixed on the clamping seat, the upper surface of the fastening block 602 is provided with a through groove, the wedge-shaped sliding block 601 is movably fixed in the through groove, and a sixth inclined plane 606 is arranged in the through groove.
The wedge-shaped sliding block 601 and the clamp pressing mechanism 2 form a limiting structure, the clamp loosening mechanism 3 and the wedge-shaped sliding block 601 form a limiting structure, and the wedge-shaped sliding block 601 and the fastening block 602 form a self-locking structure; the wedge-shaped sliding block 601, the clamp pressing mechanism 2, the clamp loosening mechanism 3, the fastening block 602 and the clamping seat form a linkage structure;
a first inclined plane 603 and a second inclined plane 604 are respectively arranged at two ends of the wedge-shaped sliding block 601, a third inclined plane 201 is arranged at one end of the clamp pressing mechanism 2 close to the transmission chain 7, and a fourth inclined plane 301 is arranged at one end of the clamp releasing mechanism 3 close to the transmission chain 7; the first inclined plane 603 is matched with the third inclined plane 201, and the second inclined plane 604 is matched with the fourth inclined plane 301; the first inclined plane 603 and the second inclined plane 604 are on the same side, a fifth inclined plane 605 is arranged in the middle of the wedge-shaped sliding block 601 at the back side middle section of the first inclined plane 603, a sixth inclined plane 606 is arranged in the middle of the fastening block 602 corresponding to the fifth inclined plane 605, and the slope of the fifth inclined plane 605 is the same as that of the sixth inclined plane 606.
When the transmission chain 7 rotates to drive the clamp 6 to move, the third inclined surface 201 of the clamp pressing mechanism 2 is in contact with the first inclined surface 603, and under the action of the spring 9 and the limiting effect of the first inclined surface 603 on the third inclined surface 201, the wedge-shaped sliding block 601 moves towards the direction of the elastic force of the spring, meanwhile, due to the interaction of the fifth inclined surface 605 and the sixth inclined surface 606, the fastening block 602 moves towards the forward direction of the transmission chain 7 along the through groove, when the first inclined surface 603 disengages from the third inclined surface 201, the fifth inclined surface 605 is in complete contact with the sixth inclined surface 606, and the fifth inclined surface 605 and the sixth inclined surface 606 achieve a self-locking condition, namely, the clamp 6 is locked on a workpiece. After the workpiece is machined, the transmission chain 7 rotates to continuously drive the fixture 6 to move forwards, the second inclined surface 604 is in contact with the fourth inclined surface 301, the forward movement direction of the wedge-shaped sliding block 601 is changed into the direction perpendicular to the transmission chain 7 due to the interaction of the second inclined surface 604 and the fourth inclined surface 301, and the fifth inclined surface 605 is separated from the sixth inclined surface 606, so that the fixture 6 unlocks the workpiece.
According to the self-locking principle, the tangent of a friction angle a is equal to a static friction factor, namely self-locking is formed, if the action line of a resultant force Q of a main force acting on an object is within the friction angle, a full counter force R is balanced with the full counter force R no matter how large the force is, and the object is kept static; conversely, if the line of action of the resultant Q of the main forces is outside the friction angle, then this force is not taken into accountHow small the object is, the object may not be balanced. The friction angle a of this embodiment is 50-150。
The clamp pressing mechanism 2 is of an elastic movable structure and is internally provided with a spring 9. The spring 9 is in a compressed state when the clamp pressing mechanism is in contact with the wedge-shaped sliding block 601, forms reverse elastic force, pushes the wedge-shaped sliding block 601 to advance towards the elastic force direction, and has the functions of damping and restoring to the initial position so as to meet the requirement of automatic repeated operation.
When the machine tool works, a workpiece is firstly clamped on the clamp 6 and is transmitted to the clamp pressing mechanism 2 through the transmission of the transmission chain 7, the clamp 6 is automatically pressed to form a broaching self-locking structure for the workpiece, then the workpiece enters a broaching area, the workpiece is moved, a cutter is not moved in a broaching mode, after broaching is finished, the clamp 6 touches the clamp release mechanism 3, the clamp is automatically released, then the workpiece automatically falls into the workpiece collection box, and one-time broaching is finished. The whole process of feeding, broaching and blanking the workpiece does not need to be stopped, and the continuous broaching of the workpiece is realized. Because of the self-locking of the workpiece, the smoothness is very high, and the production efficiency and the quality of finished products are obviously improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A horizontal continuous broaching machine is characterized in that: comprises a lathe bed (1), a clamp pressing mechanism (2), a clamp loosening mechanism (3), a transmission mechanism (4), a tool apron (5) and a clamp (6);
the transmission mechanism (4) is horizontally arranged on the lathe bed (1), the transmission mechanism (4) comprises a transmission chain (7) and a rotating wheel (10), a clamp (6) is horizontally arranged on the transmission chain (7), the clamp (6) fastens a workpiece, the clamp pressing mechanism (2) is arranged at the feed end, close to the transmission mechanism (4), of the lathe bed (1), and the clamp loosening mechanism (3) is arranged at the discharge end, close to the transmission mechanism (4), of the lathe bed (1); a liftable cutter holder (5) is arranged above the lathe bed (1), and a cutter (8) is arranged on the cutter holder (5);
the clamp (6) comprises a wedge-shaped sliding block (601), a fastening block (602) and a clamp seat; the fastening blocks (602) are mutually movably fixed between the clamping seat and the wedge-shaped sliding block (601); the wedge-shaped sliding block (601) and the clamp pressing mechanism (2) form a limiting structure, the clamp loosening mechanism (3) and the wedge-shaped sliding block (601) form a limiting structure, and the wedge-shaped sliding block (601) and the fastening block (602) form a self-locking structure; the wedge-shaped sliding block (601), the clamp pressing mechanism (2), the clamp loosening mechanism (3), the fastening block (602) and the clamping seat form a linkage structure.
2. The horizontal continuous broaching machine as recited in claim 1, wherein: a first inclined plane (603) and a second inclined plane (604) are respectively arranged at two ends of the wedge-shaped sliding block (601), a third inclined plane (201) is arranged at one end, close to the transmission chain (7), of the clamp pressing mechanism (2), and a fourth inclined plane (301) is arranged at one end, close to the transmission chain (7), of the clamp releasing mechanism (3); the first inclined plane (603) is matched with the third inclined plane (201), and the second inclined plane (604) is matched with the fourth inclined plane (301); the first inclined surface (603) and the second inclined surface (604) are arranged on the same side, a fifth inclined surface (605) is arranged in the middle of the wedge-shaped sliding block (601) at the middle section of the back side of the first inclined surface (603), a sixth inclined surface (606) is arranged in the middle of the fastening block (602) corresponding to the fifth inclined surface (605), and the slopes of the fifth inclined surface (605) and the sixth inclined surface (606) are the same.
3. The horizontal continuous broaching machine as recited in claim 2, wherein: the clamp pressing mechanism (2) is of an elastic movable structure and is internally provided with a spring (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020357228.7U CN211804133U (en) | 2020-03-20 | 2020-03-20 | Horizontal continuous broaching machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020357228.7U CN211804133U (en) | 2020-03-20 | 2020-03-20 | Horizontal continuous broaching machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211804133U true CN211804133U (en) | 2020-10-30 |
Family
ID=73009456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020357228.7U Expired - Fee Related CN211804133U (en) | 2020-03-20 | 2020-03-20 | Horizontal continuous broaching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211804133U (en) |
-
2020
- 2020-03-20 CN CN202020357228.7U patent/CN211804133U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20210320 |