CN212705490U

CN212705490U - Fixing clamp for broach of horizontal hydraulic broaching machine

Info

Publication number: CN212705490U
Application number: CN202021737709.7U
Authority: CN
Inventors: 高友信; 高正国
Original assignee: Qingdao Xinchaoda Machinery Co ltd
Current assignee: Qingdao Xinchaoda Machinery Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-16
Anticipated expiration: 2030-08-19

Abstract

The utility model provides a mounting fixture of horizontal hydraulic broaching machine broach belongs to broaching machine broach and assembly jig technical field. The fixing clamp comprises a clamp assembly and a fixing device, wherein a broach is arranged in a fixing hole, a driving motor is started, the driving motor drives a driving turntable to rotate through a gear, a fourth groove formed in the surface of the driving turntable pushes a driving column to move, the driving column drives a clamping jaw to move in a first groove to fix a broach clamp tightly, manual operation is reduced, and the burden of workers is reduced. The whole process not only consumes time and increases the burden of workers, but also can not meet the requirement of high-efficiency production and use of enterprises.

Description

Fixing clamp for broach of horizontal hydraulic broaching machine

Technical Field

The utility model relates to a broaching machine broach and assembly jig technical field particularly, relate to a mounting fixture of horizontal hydraulic broaching machine broach.

Background

The broaching tool is a forming tool for broaching, the surface of the tool is provided with a plurality of rows of tool teeth, the size and the shape of each row of tool teeth are sequentially increased and changed from a cutting-in end to a cutting-out end, when the broaching tool does broaching motion, each tool tooth cuts off metal with certain thickness from a workpiece to finally obtain the required size and shape, the broaching tool is often used for processing round holes, spline holes, key grooves, planes, forming surfaces and the like in batch and mass production, the productivity is high, the existing broaching tool is in a round rod-shaped structure, a plurality of circles of broaching teeth are uniformly arranged on the circumferential surface of the broaching tool, an assembly ring groove is arranged on the circumferential surface of one end of the broaching tool, the broaching tool is fixedly connected with a fixed clamp through the assembly ring groove during assembly, a broaching machine pulls the broaching tool through the fixed clamp to complete the processing of the spline holes in the workpiece during operation, the existing fixed clamp can be disassembled and assembled by manually and forcibly twisting the fixed clamp, the whole process not only consumes time and increases the burden of workers, but also can not meet the requirement of high-efficiency production and use of enterprises.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a mounting fixture of horizontal hydraulic broaching machine broach through setting up anchor clamps subassembly and fixing device, can realize self-holding and loosen the broach, has solved mounting fixture and has needed the manual work to twist the mounting fixture hard and can just dismantle and install the broach, and whole process not only very expends time, increases staff's burden, can not satisfy the problem of the needs of enterprise high efficiency plant use moreover.

The utility model discloses a realize like this:

a fixing clamp of a broach of a horizontal hydraulic broaching machine comprises a clamp assembly and a fixing device.

The clamp assembly comprises a clamp shell, a driving motor, a gear, a hydraulic cylinder and a top block, wherein one side of the clamp shell is provided with a fixing hole, the other side of the clamp shell is provided with a first groove, one side of the inner wall of the first groove is provided with a guide groove, the other side of the inner wall of the first groove is provided with a second groove, the bottom of the fixing hole is provided with a third groove, the driving motor is arranged inside the second groove, the gear is installed at the output end of the driving motor, the hydraulic cylinder is arranged inside the third groove, and the top block is installed at the output end of the hydraulic cylinder;

fixing device includes mounting and drive carousel, the mounting includes clamping jaw, guide block, drive post and fixture block, the guide block set up in the inside of first recess, the guide block set up in the inside of guide way, one side of guide block with one side fixed connection of clamping jaw, the drive post with the opposite side fixed connection of clamping jaw, the fixture block install in the one end of drive post, through-hole and fourth recess have been seted up in proper order to one side from interior to exterior of drive carousel, the drive carousel set up in one side of clamping jaw, the inner wall of fourth recess with the outer wall contact of drive post, the edge of drive carousel with gear engagement.

The utility model discloses an in the embodiment, the tooth's socket has been seted up to the edge of drive carousel, the size of this tooth's socket with the tooth's socket size of gear mutually supports, the gear is used for driving the drive carousel rotates.

The utility model discloses an in one embodiment, the inner wall of fourth recess with clearance fit between the outer wall of drive post, the fourth recess with contained angle between the axle center of drive carousel is forty-five degrees, the fourth recess through with the drive post is used for the drive mutually supporting the clamping jaw is in remove in the guide way.

In an embodiment of the present invention, the hole diameter of the fixing hole is the same as the hole diameter of the through hole, and the outer wall ratio of the top block is in clearance fit with the inner wall of the through hole.

In an embodiment of the present invention, the inside of the fixing hole is provided with a broach, and one end of the broach is provided with a ring groove.

The utility model discloses an in one embodiment, the quantity of mounting is eight, with the axle center of anchor clamps casing is array center, evenly distributed in proper order in the inside of anchor clamps casing.

In an embodiment of the present invention, the clamping jaw is close to a side surface of the broach is provided with an arc portion, a shape of the arc portion and a surface shape of the broach are adapted.

In an embodiment of the present invention, the fixture block is used for limiting the position of the driving turntable.

The utility model has the advantages that: the utility model, through the design, arranges the broach into the fixing hole, opens the driving motor, the driving motor drives the gear to rotate, the gear drives the driving turntable to rotate, the fourth groove arranged on the surface of the driving turntable pushes the driving post to move, the driving post drives the clamping jaw to move in the first groove to fix the broach holder, reduces the manual operation and the burden of the working personnel, open the pneumatic cylinder at fixed in-process, the pneumatic cylinder promotes the broach and removes left, makes the inner wall left side of assembly annular and the contact of clamping jaw and fix, prevents that the broach from rocking inside anchor clamps subassembly and leading to broach and anchor clamps to appear wearing and tearing, has solved mounting fixture and has needed artifical wrench movement mounting fixture just can dismantle the broach, and whole process not only very consumes time, increases staff's burden, can not satisfy the problem of the needs of enterprise's high efficiency plant use moreover.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a fixing clip according to an embodiment of the present invention;

fig. 2 is a schematic side sectional view of a fixing clamp according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is a schematic structural diagram of a fixing device according to an embodiment of the present invention;

fig. 5 is another schematic structural diagram of a fixing device provided in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of the installation of the fixing clamp, the driving motor and the hydraulic cylinder provided by the embodiment of the invention;

fig. 7 is a schematic structural diagram of a driving turntable according to an embodiment of the present invention.

In the figure: 100-a clamp assembly; 101-a clamp housing; 102-a fixation hole; 103-a first groove; 104-a second groove; 105-a third groove; 106-a guide groove; 107-drive motor; 108-gear; 109-hydraulic cylinder; 1010-top block; 200-a fixture; 201-a fixing member; 2011-a jaw; 2012-guide block; 2013-drive column; 2014-fixture block; 202-driving the turntable; 2021-fourth groove; 2022-via holes; 300-broaching; 301-assembly of the ring groove.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

Examples

Referring to fig. 1-7, the present invention provides a technical solution: a fixing clamp for a broach of a horizontal hydraulic broaching machine comprises a clamp assembly 100 and a fixing device 200.

Referring to fig. 1 to 7, the clamp assembly 100 includes a clamp housing 101, a driving motor 107, a gear 108, a hydraulic cylinder 109 and a top block 1010, wherein one side of the clamp housing 101 is provided with a fixing hole 102, a broach 300 is disposed inside the fixing hole 102, one end of the broach 300 is provided with a ring groove 301, the other side of the clamp housing 101 is provided with a first groove 103, one side of the inner wall of the first groove 103 is provided with a guide groove 106, the other side of the inner wall of the first groove 103 is provided with a second groove 104, the bottom of the fixing hole 102 is provided with a third groove 105, the driving motor 107 is disposed inside the second groove 104, the gear 108 is mounted at the output end of the driving motor 107, the hydraulic cylinder 109 is disposed inside the third groove 105, the top block 1010 is mounted at the output end of the hydraulic cylinder 109, the fixing device 200 includes a fixing member 201 and a driving turntable 202, a driving column 2013 and a fixture block 2014, wherein a guide block 2012 is arranged inside the first groove 103, the guide block 2012 is arranged inside the guide groove 106, one side of the guide block 2012 is fixedly connected with one side of a clamping jaw 2011, the guide block 2012 is used for limiting the moving direction of the clamping jaw 2011 with the guide groove 106, so as to improve the stability of the clamping jaw 2011, the driving column 2013 is fixedly connected with the other side of the clamping jaw 2011, the fixture block 2014 is arranged at one end of the driving column 2013, the fixture block 2014 is used for limiting the position of the driving turntable 202 and preventing the driving turntable 202 from being separated from the driving column 2013, a through hole 2022 and a fourth groove 2021 are sequentially arranged at one side of the driving turntable 202 from inside to outside, the aperture of the fixing hole 102 is consistent with the aperture of the through hole 2022, the outer wall ratio of the jacking block 1010 is in clearance fit with the inner walls of the fixing hole 102 and the through hole 2, the driving turntable 202 is arranged at one side of the, the inner wall of the fourth groove 2021 is in clearance fit with the outer wall of the driving column 2013, the included angle between the fourth groove 2021 and the axis of the driving turntable 202 is forty-five degrees, the fourth groove 2021 is matched with the driving column 2013 to drive the clamping jaw 2011 to move in the guide groove 106, the edge of the driving turntable 202 is meshed with the gear 108, the edge of the driving turntable 202 is provided with a tooth socket, the size of the tooth socket is matched with the size of the tooth socket of the gear 108, the gear 108 is used for driving the driving turntable 202 to rotate, the number of the fixing pieces 201 is eight, the eight fixing pieces are sequentially and uniformly distributed in the clamp shell 101 by taking the axis of the clamp shell as an array center, the surface of one side of the clamping jaw 2011 close to the broach 300 is provided with an arc part, the shape of which is matched with the surface shape of the broach 300, when the broach 300 is installed, the broach 300 is installed in the fixing hole 102, the driving motor 107 is started, the gear 108 is meshed with the edge of the driving turntable 202 to drive the driving turntable 202 to rotate anticlockwise, the fourth groove 2021 formed in the surface of the driving turntable 202 pushes the driving column 2013 to move towards the direction close to the broach 300 along the inner wall of the fourth groove 2021, the driving column 2013 drives the clamping jaw 2011 to move towards the direction close to the broach 300 in the first groove 103, one end of the clamping jaw 2011 is in contact with the assembly ring groove 301 to clamp and fix the broach 300, so that the manual operation is reduced, the burden of a worker is reduced, the hydraulic cylinder 109 is opened in the fixing process, the hydraulic cylinder 109 pushes the broach 300 to move towards the left, the left side of the inner wall of the assembly ring groove 301 is in contact with the clamping jaw 2011, the position of the broach 300 is fixed, one end of the broach 300 provided with the assembly ring groove 301 is supported, the broach 300 is prevented from shaking inside a clamp assembly in the process of cutting a metal workpiece to cause abrasion of the broach and the clamp is prevented from being worn, and the problem that the, the whole process not only consumes time and increases the burden of workers, but also can not meet the requirement of high-efficiency production and use of enterprises.

Specifically, this mounting fixture of horizontal hydraulic broaching machine broach's theory of operation: when the broach 300 is installed, the broach 300 is installed in the fixing hole 102, the driving motor 107 is started to rotate forward, the driving motor 107 drives the gear 108 to rotate clockwise, the gear 108 is meshed with the edge of the driving turntable 202 to drive the driving turntable 202 to rotate counterclockwise, the fourth groove 2021 formed in the surface of the driving turntable 202 pushes the driving column 2013 to move towards the direction close to the broach 300 along the inner wall of the fourth groove 2021, the driving column 2013 drives the clamping jaw 2011 to move towards the direction close to the broach 300 in the first groove 103, one end of the clamping jaw 2011 is in contact with the assembly ring groove 301 to clamp and fix the broach 300, so that manual operation is reduced, burden of workers is reduced, the hydraulic cylinder 109 is started in the fixing process, the hydraulic cylinder 109 pushes the broach 300 to move leftwards, the left side of the inner wall of the assembly ring groove 301 is in contact with the clamping jaw 2011, the position of the broach 300 is fixed, one end of the broach 300 provided with the, the broaching tool 300 is prevented from being abraded due to the shaking in the clamp assembly in the process of cutting the metal workpiece, and when the broaching tool 300 is disassembled, the reverse rotation of the driving motor 107 is started, the driving motor 107 drives the gear 108 to rotate anticlockwise, the gear 108 drives the driving turntable 202 to rotate clockwise through meshing with the edge of the driving turntable 202, the fourth groove 2021 formed in the surface of the driving turntable 202 pushes the driving column 2013 to move towards the direction far away from the broach 300 along the inner wall of the fourth groove 2021, the driving column 2013 drives the clamping jaw 2011 to move towards the direction far away from the broach 300 in the first groove 103, one end of the clamping jaw 2011 is separated from the assembling ring groove 301, the broach 300 is loosened, the problem that the fixed clamp needs to manually and forcibly twist the fixed clamp to disassemble and install the broach is solved, the whole process not only consumes time, the burden of workers is increased, but also the problem that the requirements of high-efficiency production and use of enterprises cannot be met.

It should be noted that the specific model specifications of the driving motor 107 and the hydraulic cylinder 109 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the drive motor 107 and the hydraulic cylinder 109 and their principle will be clear to the skilled person and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. A fixing clamp of a broach of a horizontal hydraulic broaching machine is characterized by comprising,

a clamp assembly (100), the clamp assembly (100) comprising a clamp housing (101), a drive motor (107), a gear (108), a hydraulic cylinder (109), and a top block (1010), one side of the clamp shell (101) is provided with a fixing hole (102), the other side of the clamp shell (101) is provided with a first groove (103), one side of the inner wall of the first groove (103) is provided with a guide groove (106), the other side of the inner wall of the first groove (103) is provided with a second groove (104), a third groove (105) is formed at the bottom of the fixing hole (102), the driving motor (107) is arranged in the second groove (104), the gear (108) is mounted at the output end of the driving motor (107), the hydraulic cylinder (109) is arranged inside the third groove (105), and the top block (1010) is mounted at the output end of the hydraulic cylinder (109);

fixing device (200), fixing device (200) includes mounting (201) and drive carousel (202), mounting (201) includes clamping jaw (2011), guide block (2012), drive post (2013), and fixture block (2014), guide block (2012) set up in the inside of first recess (103), guide block (2012) set up in the inside of guide way (106), one side of guide block (2012) with one side fixed connection of clamping jaw (2011), drive post (2013) with the opposite side fixed connection of clamping jaw (2011), fixture block (2014) install in the one end of drive post (2013), through-hole (2022) and fourth recess (2021) have been seted up in proper order from inside to outside in one side of drive carousel (202), drive carousel (202) set up in one side of clamping jaw (2011), the inner wall of fourth recess (2021) with the outer wall contact of drive post (2013), the edge of the drive dial (202) meshes with the gear (108).

2. The fixture of the horizontal hydraulic broaching machine broach according to claim 1, wherein a tooth groove is formed in the edge of the driving turntable (202), the size of the tooth groove is matched with that of the tooth groove of the gear (108), and the gear (108) is used for driving the driving turntable (202) to rotate.

3. The fixture of claim 1, wherein the inner wall of the fourth groove (2021) is in clearance fit with the outer wall of the driving column (2013), the included angle between the fourth groove (2021) and the axis of the driving turntable (202) is forty-five degrees, and the fourth groove (2021) is used for driving the clamping jaw (2011) to move in the guiding groove (106) by being matched with the driving column (2013).

4. The fixture of claim 1, wherein the diameter of the fixing hole (102) is the same as that of the through hole (2022), and the outer wall of the top block (1010) is in clearance fit with the inner wall of the fixing hole (102) and the through hole (2022).

5. The fixture of the horizontal hydraulic broaching machine broach according to claim 1, wherein the broach (300) is arranged inside the fixing hole (102), and one end of the broach (300) is provided with a ring groove (301).

6. The fixture for fixing the broach of the horizontal hydraulic broaching machine according to claim 1, wherein the number of the fixing members (201) is eight, and the fixing members are sequentially and uniformly distributed in the fixture housing (101) by taking the axial center of the fixture housing as an array center.

7. The fixture of the horizontal hydraulic broaching machine broach according to claim 5, wherein one side surface of the clamping jaw (2011) close to the broach (300) is provided with a circular arc portion, and the shape of the circular arc portion is matched with the surface shape of the broach (300).

8. The fixture of claim 1, wherein the fixture block (2014) is used for limiting the position of the driving turntable (202).