CN213064124U

CN213064124U - Mechanical transmission device capable of realizing manual or electric operation of straight-stroke cylinder

Info

Publication number: CN213064124U
Application number: CN202021637274.9U
Authority: CN
Inventors: 矫卫康; 张锦生; 苗壮; 孔德明
Original assignee: Dalian Harmo Synergy Automation Co ltd
Current assignee: Dalian Harmo Synergy Automation Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-04-27
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a mechanical transmission device capable of realizing the manual or electric operation of a straight stroke cylinder, wherein a phi 600 hand wheel is arranged on a worm extension rod, and an angular contact ball bearing is arranged on a worm; the dust ring is arranged on the through end cover, and the worm is fixedly connected in the hand wheel box through the through end cover and the blind end cover; the self-aligning thrust roller bearing is mounted on the turbine; the through end cover, the hexagon head bolt, the spring washer, the thrust self-aligning roller bearing, the blind end cover, the angular contact ball bearing, the plug, the index pin, the flat key and the inner hexagon cone end set screw are mutually connected to form a connecting and limiting mechanism of the mechanical transmission device; and the phi 600 hand wheel, the turbine box, the worm and the worm extension rod are mutually connected to form a synchronous mechanism of the mechanical transmission device. The utility model has the advantages of control range is big, production is nimble, simple process, range of application are wide, can realize the manual or electronic of straight stroke cylinder, and the manual or electronic stroke length of cylinder only receives the intensity and the stability restriction of piston rod and screw rod.

Description

Mechanical transmission device capable of realizing manual or electric operation of straight-stroke cylinder

Technical Field

The utility model belongs to the technical field of mechanical transmission and specifically relates to a can realize manual or electronic mechanical transmission of straight stroke cylinder.

Background

The conventional straight stroke air cylinder with adjustable stroke has certain defects and limitations. For example: the stroke-adjustable straight stroke air cylinder is limited to perform single adjustment on the extending position or the retracting position of the piston rod, and cannot be manually adjusted; or some straight stroke cylinders with adjustable strokes can be manually adjusted, but the adjusting strokes are short and cannot meet the requirements. For the manually adjustable air cylinder, because the screw transmission pair and the worm transmission pair of the manual mechanism are both positioned at the axial position of the piston rod end of the air cylinder, the occupied sizes of the guide component and the moving component are multiplied along with the increase of the stroke length of the air cylinder except the basic sizes of the air cylinder and the manual mechanism, thereby restricting the application of the manually adjustable air cylinder under the condition of large stroke.

Disclosure of Invention

The utility model aims to provide a regulation scope is big, control nimble, simple process, wide realization straight stroke cylinder manual or electronic mechanical transmission of range of application.

In order to realize the purpose, the following technical scheme is adopted: the utility model discloses a phi 600 hand wheel, lead to end cover, hexagon head bolt, spring washer, thrust self-aligning roller bearing, turbine case, blind end cover, angular contact ball bearing, end cap, worm, index pin, dirt ring, parallel key, worm extension rod and interior hexagonal cone end holding screw, the phi 600 hand wheel is installed on the worm extension rod, angular contact ball bearing installs on the worm, the worm extension rod is installed on the worm through the parallel key; the dust ring is arranged on the through end cover, and the worm is fixedly connected in the hand wheel box through the through end cover and the blind end cover; the self-aligning thrust roller bearing is arranged on the turbine, and the turbine is arranged in the turbine box; the through end cover, the hexagon head bolt, the spring washer, the thrust self-aligning roller bearing, the blind end cover, the angular contact ball bearing, the plug, the index pin, the flat key and the inner hexagon cone end set screw are mutually connected to form a connecting and limiting mechanism of the mechanical transmission device; and the phi 600 hand wheel, the turbine box, the worm and the worm extension rod are mutually connected to form a synchronous mechanism of the mechanical transmission device.

Furthermore, a pair of worm racks with the same size parameters and opposite rotation directions is arranged on the worm.

Further, the worm wheel is meshed with a worm rack on the worm in the worm gear box.

Compared with the prior art, the utility model has the advantages of as follows:

1. the structure is reasonable, the operation and the control are convenient, and the manual or electric auxiliary function is realized;

2. the manual or electric stroke length of the cylinder is only limited by the strength and stability of the piston rod and the screw rod, and the adjusting range is large;

3. the pneumatic stroke selection range of the cylinder is large, and the possible rigid impact can be avoided only by arranging air buffer in the pneumatic circuit of the cylinder at different closing and stopping positions of the pneumatic stroke;

4. for each cylinder with different cylinder diameters, when the stroke of the cylinder is changed, the length of the piston rod is changed, and the length sizes of the screw rod and the screw rod sheath are matched, so that the production is flexible, and the process is simple.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a sectional view of the utility model mounted with a common straight stroke cylinder.

Reference numerals: the device comprises a 1-phi 600 hand wheel, a 2-through end cover, a 3-hexagon head bolt, a 4-spring washer, a 5-thrust self-aligning roller bearing, a 6-turbine, a 7-turbine box, an 8-blind end cover, a 9-angular contact ball bearing, a 10-plug, a 11-worm, a 12-index pin, a 13-dust ring, a 14-flat key, a 15-worm extension rod and a 16-inner hexagon cone end fastening screw.

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.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

As shown in fig. 1, the utility model discloses a phi 600 hand wheel 1, lead to end cover 2, hexagon head bolt 3, spring washer 4, thrust self-aligning roller bearing 5, turbine 6, turbine case 7, blind end cover 8, angular contact ball bearing 9, end cap 10, worm 11, index pin 12, dust ring 13, flat key 14, worm extension rod 15 and interior hexagonal cone end holding screw 16, the phi 600 hand wheel is installed on the worm extension rod, angular contact ball bearing installs on the worm, the worm extension rod installs on the worm through the flat key; the dust ring is arranged on the through end cover, and the worm is fixedly connected in the hand wheel box through the through end cover and the blind end cover; the self-aligning thrust roller bearing is arranged on the turbine, and the turbine is arranged in the turbine box; the through end cover, the hexagon head bolt, the spring washer, the thrust self-aligning roller bearing, the blind end cover, the angular contact ball bearing, the plug, the index pin, the flat key and the inner hexagon cone end set screw are mutually connected to form a connecting and limiting mechanism of the mechanical transmission device; and the phi 600 hand wheel, the turbine box, the worm and the worm extension rod are mutually connected to form a synchronous mechanism of the mechanical transmission device.

And the worm is provided with a pair of worm racks with the same size parameters and opposite rotation directions. The worm wheel is meshed with the worm rack on the worm in the worm gear box.

As shown in figure 2, when the manual operation is carried out, the C pin shaft and the pin shaft are inserted into the D hole and the hole of the piston rod and the A screw rod sleeve and the B screw rod sleeve to enable the A screw rod sleeve and the B screw rod sleeve to move synchronously, then the hand wheel is rotated to drive the worm to rotate, the worm drives the worm wheel to rotate, the inside of the worm wheel is provided with rectangular threads which are matched with the rectangular threads on the A screw rod sleeve and the A screw rod sleeve to realize the extension and retraction of the A screw rod sleeve and the B screw rod sleeve, and therefore the extension and retraction.

The utility model discloses with the supporting back of ordinary cylinder, be equipped with different installation annex, can satisfy common needs cylinder withdrawal position control or need manual or electronic operating mode, utilize the characteristic of its piston rod pushable direct action load, at open loop or closed loop automatic control occasion, can satisfy the use of the direct action type valve of multiple carrier gas or liquid to have manual or electronic performance's characteristic.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a can realize manual or electronic mechanical transmission of straight stroke cylinder, includes phi 600 hand wheel, leads to end cover, hexagon head bolt, spring washer, thrust self-aligning roller bearing, turbine case, blind end cover, angular contact ball bearing, end cap, worm, index pin, dust ring, parallel key, worm extension rod and interior hexagonal cone end holding screw, its characterized in that: the phi 600 hand wheel is installed on a worm extension rod, the angular contact ball bearing is installed on a worm, and the worm extension rod is installed on the worm through a flat key; the dust ring is arranged on the through end cover, and the worm is fixedly connected in the hand wheel box through the through end cover and the blind end cover; the self-aligning thrust roller bearing is arranged on the turbine, and the turbine is arranged in the turbine box; the through end cover, the hexagon head bolt, the spring washer, the thrust self-aligning roller bearing, the blind end cover, the angular contact ball bearing, the plug, the index pin, the flat key and the inner hexagon cone end set screw are mutually connected to form a connecting and limiting mechanism of the mechanical transmission device; and the phi 600 hand wheel, the turbine box, the worm and the worm extension rod are mutually connected to form a synchronous mechanism of the mechanical transmission device.

2. The mechanical transmission device capable of realizing the manual or electric operation of the straight stroke cylinder according to the claim 1 is characterized in that: and the worm is provided with a pair of worm racks with the same size parameters and opposite rotation directions.

3. The mechanical transmission device capable of realizing the manual or electric operation of the straight stroke cylinder according to the claim 1 is characterized in that: the worm wheel is meshed with the worm rack on the worm in the worm gear box.