CN217143663U

CN217143663U - Clamping device with adjustable jacking pressure of gearbox shell

Info

Publication number: CN217143663U
Application number: CN202220349425.3U
Authority: CN
Inventors: 赵冬; 周少杰; 李成铭
Original assignee: Dalian Hua Hua Machinery Model Co ltd
Current assignee: Dalian Hua Hua Machinery Model Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-08-09
Anticipated expiration: 2032-02-21

Abstract

Clamping device of gearbox casing top pressure adjustable belongs to clamping device field, in order to solve gearbox casing waist roof pressure problem, including two relative supports and waist roof pressure structure, and double-phase relative support upper surface sets up waist roof pressure structure relatively, waist roof pressure structure includes ejector pin, clamp plate, screw rod, fastening nut (20) and adjusting nut (21), and the top of ejector pin cooperates with the terminal apical pore of clamp plate, and the screw rod cooperates with the anterior through-hole of clamp plate, and fastening nut (20) fixed mounting is on the support upper surface, and the screw rod passes through fastening nut (20) fixed mounting at the support upper surface to be located and install cylinder compression spring on the screw rod between fastening nut (20) and clamp plate, cylinder compression spring butt is between fastening nut's (20) clamp plate. The waist clamping force of the shell can be adjusted by the clamping device through the structure of the ejector rod, the pressing plate, the screw rod, the fastening nut (20) and the adjusting nut (21).

Description

Clamping device with adjustable jacking pressure of gearbox shell

Technical Field

The utility model belongs to the clamping device field relates to a gearbox housing roof pressure adjustable clamping device.

Background

The existing clamping device with the adjustable jacking pressure of the gearbox shell does not have a good method for clamping the special shape of the waist position of the shell, so that the clamping stability is not high. On the other hand, most of the current clamping devices of the shell only clamp two opposite bottom surfaces of the shell, so that the overall clamping force is not high, and the stability is not ideal enough. When the clamping device has the above-mentioned defects with respect to the housing, how to clamp the special-shaped waist portion and adjust the clamping force, and how to clamp the housing comprehensively on the basis of the clamping force becomes a technical problem to be solved in the art.

SUMMERY OF THE UTILITY MODEL

In order to solve gearbox housing waist roof pressure problem to further solve the problem of the all-round roof pressure of casing, the utility model provides a following technical scheme: the utility model provides a clamping device of gearbox casing roof pressure adjustable, includes two relative supports and waist roof pressure structure, and double-phase sets up waist roof pressure structure relatively to the support upper surface, waist roof pressure structure includes ejector pin, clamp plate, screw rod, fastening nut and adjusting nut, and the screw rod is in the vertical through-hole that passes through the horizontal front portion of clamp plate, and upwards stretch out the through-hole and with adjusting nut cooperates, fastening nut fixed mounting is on the support upper surface, and the screw rod passes through fastening nut fixed mounting at the support upper surface to be located and install cylinder compression spring on the screw rod between fastening nut and clamp plate, cylinder compression spring butt is between fastening nut's clamp plate.

Furthermore, the two opposite supports are a left support and a right support, and the clamping device further comprises bottom surface jacking structures oppositely arranged on the opposite side surfaces of the left support and the right support.

Furthermore, the bottom abutting structure comprises a first supporting pin arranged on one of the left support and the right support and a first bolt arranged on the other support.

Furthermore, the clamping device with the adjustable jacking force of the gearbox shell further comprises a front support and a rear support, and top surface jacking structures are oppositely arranged on the side surfaces, opposite to each other, of the upper parts of the front support and the rear support.

Further, the top pressing structure comprises a second supporting pin arranged on one of the front support and the rear support and a second bolt arranged on the other support.

Furthermore, the clamping device with the adjustable jacking pressure of the gearbox shell further comprises a bottom plate, and a bottom surface jacking structure is arranged in the length direction of the bottom plate.

Furthermore, the bottom surface jacking structure comprises a supporting block and a bottom surface supporting pin, the supporting block is fixed in the middle of the bottom plate in the length direction, a trapezoidal groove is formed in the supporting block in the length direction, and the two opposite inclined surfaces of the groove are obliquely provided with the bottom surface supporting pin.

Furthermore, the supporting block is fixed at the middle position of the length direction of the bottom plate by the bottom plate through a bolt.

Has the beneficial effects that: the utility model discloses a structure of ejector pin, clamp plate, screw rod, fastening nut and adjusting nut has realized that clamping device can adjust casing waist clamp force.

Drawings

Fig. 1 is a front view of the clamping device.

Fig. 2 is a left side view of the clamping device.

Fig. 3 is a top view of the clamping device.

Wherein: 1. the support structure comprises a front support, a rear support, a right support, a left support, a pressure plate, a push rod, a screw rod, a cylindrical compression spring, a pin, a first bolt, a right support, a bolt, a bottom plate, a first support pin, a second bolt, a bottom support pin, a support block, a bolt, a fastening nut and an adjusting nut, wherein the front support, the rear support, the right support, the left support, the right support, the push rod, the screw rod, the cylindrical compression spring, the pin, the first bolt, the right support, the bottom plate, the first support pin, the bolt, the fastening nut and the adjusting nut are arranged in sequence.

Detailed Description

As shown in fig. 1-3, a clamping device with adjustable jacking pressure for a gearbox housing comprises a front support, a rear support, a left support, a right support, a pressing plate, a jacking rod, a screw, a cylindrical compression spring, a pin, a first bolt, an upper portion of the right support, a lower portion of the right support, a bottom plate, a first support pin, a second bolt, a second support pin, a bottom support pin support block and a bolt.

In the present embodiment, the terms of the front, rear, left, and right directions are based on the directions shown in fig. 3, and as shown in fig. 3, the left support and the right support are installed on both sides of the bottom plate in the longitudinal direction, and the front support and the rear support are installed on both sides of the bottom plate in the width direction, in fig. 3, the longitudinal direction of the bottom plate is the left and right sides, and the width direction of the bottom plate is the front and rear sides. As shown in fig. 2, the bottom plate fixes the supporting block at the middle position of the bottom plate in the length direction through the stud, the supporting block has a trapezoidal groove in the length direction, two opposite inclined surfaces of the groove are provided with bottom supporting pins in an inclined manner, the bottom supporting pins are in a bottom pressing structure, and the circular bottom of the gearbox shell is supported through the supporting pins which are inclined relatively, so that the supporting is more stable. As shown in fig. 1, the upper surfaces of the left support and the right support are oppositely provided with waist pressing structures, each waist pressing structure comprises an ejector rod, a pressing plate, a screw rod, a fastening nut 20 and an adjusting nut 21, the top of the ejector rod 6 is matched with a top hole at the transverse tail end of the pressing plate 5, the screw rod 7 vertically passes through a through hole at the transverse front part of the pressing plate 5 and upwards extends out of the through hole to be matched with the adjusting nut 21, the fastening nut 20 is fixedly installed on the upper surface of the support, and the screw rod is fixedly installed on the upper surface of the support through the fastening nut 20. A cylindrical compression spring is mounted on the screw rod between the fastening nut 20 and the pressing plate, and the cylindrical compression spring abuts against the pressing plate of the fastening nut 20. The screw rod positioned at the upper part of the through hole of the pressure plate is provided with an adjusting nut 21, the vertical position of the screw rod of the adjusting nut 21 is adjusted to ensure that the adjusting nut 21 is screwed downwards to extrude the pressure plate so as to press the head part of the pressure plate downwards, the adjusting nut 21 is screwed upwards to loosen the pressure plate, and the head part of the pressure plate is reset upwards. In this solution, the cylindrical compression spring is used for elastic adjustment to keep the top pressure stable, so that the clamping performance of the clamping device is stable.

In one scheme, as shown in fig. 1, the opposite side surfaces of the left support and the right support are provided with bottom surface pressing structures oppositely, each bottom surface pressing structure comprises a first supporting pin installed on one support in the left support and the right support and a first bolt installed on the other support, in one scheme, the left support is provided with the first supporting pin, the right support is provided with the first bolt, the first supporting pin abuts against one bottom surface of the gearbox shell, and the nut of the first bolt is screwed or unscrewed by adjusting the nut of the first bolt opposite to the first supporting pin, so that the distance between the first supporting pin and the first bolt can be adjusted, and the clamping or loosening of the clamping device with the adjustable pressing force on the gearbox shell is realized.

In one scheme, as shown in fig. 3, top pressing structures are oppositely arranged on the opposite side surfaces of the upper parts of the front support and the rear support, each top pressing structure comprises a second support pin and a second bolt, the second support pin is mounted on one support in the front support and the rear support, the second bolt is mounted on the other support, the front support is mounted on the second support, the right support is mounted on the second support, the second support pin abuts against the top surface of one side surface of the gearbox shell, and the nut of the second bolt is screwed or unscrewed by adjusting the nut of the second bolt opposite to the second support pin, so that the distance between the second support pin and the second bolt can be adjusted, and the clamping device with adjustable pressing force on the gearbox shell is clamped or loosened.

In above scheme, through the setting to top, waist, bottom surface and bottom surface roof pressure structure, can carry out the omnidirectional to the gearbox casing and press from both sides tightly, the stability of pressing from both sides tightly also can promote.

The above description is only for the purpose of creating a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. A clamping device with adjustable jacking pressure of a gearbox shell is characterized by comprising two opposite supports and a waist jacking structure, wherein the waist jacking structure is arranged on the upper surfaces of the two opposite supports and comprises a jacking rod (6), a pressing plate (5), a screw rod (7), a fastening nut (20) and an adjusting nut (21), the top of the jacking rod (6) is matched with a jacking hole at the transverse tail end of the pressing plate (5), the screw rod (7) vertically passes through a through hole at the transverse front part of the pressing plate (5) and upwards extends out of the through hole to be matched with the adjusting nut (21), the fastening nut (20) is fixedly arranged on the upper surface of the support, the screw rod (7) is fixedly arranged on the upper surface of the support through the fastening nut (20), and a cylindrical compression spring (8) is arranged on the periphery of the screw rod (7) between the fastening nut (20) and the pressing plate (5), the cylindrical compression spring (8) is abutted between the pressure plates (5) of the fastening nut (20).

2. The clamping device with adjustable pressure of the gearbox shell as recited in claim 1, characterized in that the two opposite supports are a left support (4) and a right support (3), and the clamping device further comprises bottom pressure structures which are oppositely arranged on the opposite side surfaces of the left support (4) and the right support (3).

3. The clamping device with adjustable jacking pressure for gearbox housings as claimed in claim 2, characterized in that said bottom jacking structure comprises a first supporting pin (14) mounted on one of the left support (4) and the right support (3) and a first bolt (10) mounted on the other support.

4. The clamping device with the adjustable jacking pressure of the gearbox shell as claimed in claim 1, further comprising a front support (1) and a rear support (2), wherein top jacking structures are oppositely arranged on the opposite side surfaces of the upper parts of the front support (1) and the rear support (2).

5. The clamping device with adjustable jacking pressure of the gearbox housing as claimed in claim 4, characterized in that the jacking structure comprises a second supporting pin (16) mounted on one of the front support (1) and the rear support (2) and a second bolt (15) mounted on the other support.

6. The clamping device with the adjustable jacking force for the gearbox shell as claimed in claim 1, further comprising a bottom plate (13), wherein the bottom jacking structure is arranged in the length direction of the bottom plate (13).

7. The clamping device with the adjustable pressing force for the gearbox shell as claimed in claim 6, characterized in that the bottom pressing structure comprises a supporting block (18) and bottom supporting pins (17), the supporting block (18) is fixed at the middle position in the length direction of the bottom plate (13), the length direction of the supporting block (18) is provided with a trapezoidal groove, and two opposite inclined surfaces of the groove are obliquely provided with the bottom supporting pins (17).

8. The clamping device with adjustable jacking pressure of the gearbox shell as claimed in claim 6, characterized in that the bottom plate (13) fixes the supporting block (18) at the middle position in the length direction of the bottom plate (13) through a bolt (19).