CN211917486U

CN211917486U - Clamp mounting height adjusting mechanism of refrigerator foaming mold

Info

Publication number: CN211917486U
Application number: CN202020048123.3U
Authority: CN
Inventors: 徐理庆; 高业东
Original assignee: Chuzhou Xinda Automation Equipment Manufacturing Co ltd
Current assignee: Chuzhou Xinda Automation Equipment Manufacturing Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-11-13
Anticipated expiration: 2030-01-10

Abstract

The utility model provides a refrigerator foaming mold's anchor clamps mounting height adjustment mechanism relates to box foaming equipment field, including vertical servo motor, supporting baseplate and retooling dolly, the retooling dolly is including supporting the roof and supporting the curb plate, and vertical servo motor's the left and right sides is provided with horizontal rotating shaft, and first umbelliform gear is installed to horizontal rotating shaft's one end, and the left and right sides of retooling dolly is provided with ball, and ball's upper end fixed mounting has the umbelliform gear of second, and two inside slidable mounting that support the curb plate have the mould anchor clamps. The utility model discloses well vertical servo motor's setting through the cooperation of first umbelliform gear and second umbelliform gear, drives ball's rotation, ball and screw-nut's cooperation for produce a thrust to the die holder, make the die holder slide between propping the curb plate, whole utility model discloses simple structure, the altitude mixture control of regulation refrigerator foaming die holder that can be accurate quick, it is safe high-efficient, the practicality is high.

Description

Clamp mounting height adjusting mechanism of refrigerator foaming mold

Technical Field

The utility model relates to a box foaming equipment field especially relates to a refrigerator foaming mold's anchor clamps mounting height adjustment mechanism.

Background

In recent years, with the rapid development of refrigerator markets in China, the production and sales volume of each enterprise is continuously increased, and the physical labor of workers and people in the production process is continuously increased. The foaming of the refrigerator body needs a mould, the mould for foaming is a plastic foaming mould, foaming resin is directly filled into the mould to be heated and melted to form gas-liquid saturated solution, a large number of micro bubble nuclei are formed through nucleation, and the bubble nuclei grow to form a foamed plastic part. Need install the mould on box foaming equipment before the foaming, but when producing not unidimensional refrigerator inner bag, because the distance between refrigerator inner bag and the mould has changed, must change original mould for leave certain clearance between refrigerator inner bag and the mould, just so can make the foaming normally go on, avoid the foaming process to warp refrigerator inner bag extrusion. Therefore, in the box foaming equipment, the upper die, the lower die and the stripping die are huge workload.

The original refrigerator door foaming mold is replaced by manual operation and mechanical operation. The manual operation has the following defects: because the weight of the mould template is heavy, physical energy consumption is increased and production efficiency is reduced by repeated operation of workers. The mechanical operation has the following defects: because the mould needs to be transported between foaming equipment and mould storehouse with the mould to the retooling, and foaming equipment and mould storehouse have certain difference in height, and the dead weight of mould anchor clamps and mould, holistic weight is great, to vertical position control, and is more difficult, and the degree of accuracy is not high, simultaneously, and the anchor clamps of how to guarantee the mould are whole stable when altitude mixture control, also the problem that we need consider.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigerator foaming mold's anchor clamps mounting height adjustment mechanism to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: a fixture mounting height adjusting mechanism of a refrigerator foaming mold comprises a vertical servo motor, a supporting bottom plate and a mold changing trolley, wherein the mold changing trolley comprises a supporting top plate and supporting side plates positioned on the left side and the right side of the supporting top plate, the vertical servo motor is fixedly mounted at the upper end of the supporting bottom plate, the supporting bottom plate is fixedly mounted at the upper end of the supporting top plate, horizontal rotating shafts are arranged on the left side and the right side of the vertical servo motor, one end of each horizontal rotating shaft is fixedly connected with the output end of the vertical servo motor, a first umbrella-shaped gear is mounted at the other end of each horizontal rotating shaft, ball screws penetrate through the left side and the right side of the mold changing trolley, a second umbrella-shaped gear is fixedly mounted at the upper end of each ball screw, the second umbrella-shaped gear is meshed with the first umbrella-shaped gear, mold fixtures are slidably mounted inside the two, the lifter plate is provided with a hole in an up-and-down penetrating mode, screw nuts are fixedly mounted at the upper end and the lower end of the hole, the ball screw penetrates through the screw nuts and the hole, the left side and the right side of the lifter plate are connected with supporting side plates in a sliding mode, bearing seats are fixedly mounted on the inner side wall of the lower end of each supporting side plate, and the lower end of the ball screw is rotatably mounted on the two bearing seats respectively. Vertical servo motor's setting through the cooperation of first umbelliform gear and second umbelliform gear, drives ball's rotation, ball and screw-nut's cooperation for produce an ascending and descending board to the die clamper both sides and make the ascending and descending board slide between two support curb plates, a supporting role is played at ball's lower extreme in the setting of bearing frame, and it rotates following ball simultaneously.

Preferably, the screw nut is in threaded fit with the ball screw.

Preferably, the outer side of the lifting plate is vertically provided with two connecting plates, one side of each connecting plate, which is far away from the lifting plate, is fixedly provided with a sliding block, the inner side wall of each supporting side plate is vertically provided with two T-shaped sliding grooves, the two T-shaped sliding grooves are in sliding fit with the two sliding blocks, and the bearing seat is fixedly installed at the lower end of each T-shaped sliding groove. The setting of slider and two T shape spouts has guaranteed that the lifter plate is when gliding along supporting the curb plate inner wall, guarantees to slide steadily.

Preferably, the length of the T-shaped sliding groove is equal to the height of the supporting side plate.

Preferably, a balance support plate is installed on the side edges of the mold clamps on the left side and the right side of the lifting plate, a moving block is horizontally installed at the tail end of the balance support plate, balance sliding grooves are vertically and fixedly arranged on the left side and the right side of the T-shaped sliding groove, the balance sliding grooves are in clearance fit with the moving block, u-shaped sliding grooves are vertically arranged on the inner side wall of the balance sliding grooves, balls are rotatably installed on the left side wall and the right side wall of the balance sliding grooves, and the balls are in sliding fit with. Through the cooperation of balance support board and movable block for mould anchor clamps are at gliding in-process from top to bottom, and the tip position that is close to of mould anchor clamps's both sides all receives spacing and support, because mould anchor clamps weight is great, has guaranteed that mould anchor clamps atress is balanced when reciprocating, avoids rocking, and the cooperation of ball and u shape spout makes the whole removal process of movable block smooth steady, and the friction is little.

Preferably, two balls are arranged on one side of the balance chute.

Preferably, when the T-shaped sliding groove is matched with the sliding block in a sliding mode, the vertical positions of the moving block and the balance sliding groove are the same.

The utility model has the advantages that:

the utility model has the advantages that the vertical servo motor is arranged to drive the rotation of the ball screw through the matching of the first umbrella-shaped gear and the second umbrella-shaped gear, the ball screw is matched with the screw nut, so that the lifting plates at two sides of the die clamp generate an upward or downward thrust to promote the lifting plates to slide between the two supporting side plates, the arrangement of the slider and the two T-shaped chutes ensures that the lifting plates slide along the inner walls of the supporting side plates and the sliding is stable, the die clamp is limited and supported at the positions close to the end parts at two sides of the die clamp in the up-and-down sliding process through the matching of the balance supporting plate and the moving block, the stress balance of the die clamp is ensured when the die clamp moves up and down, the shaking is avoided, the matching of the ball and the u-shaped chutes ensures that the whole moving process of the moving block is smooth and stable, the friction is small, the, the height adjustment that can accurate quick regulation refrigerator foaming mould anchor clamps, whole steady, it is safe high-efficient, the practicality is high.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

fig. 3 is a schematic perspective view of the ball screw of the present invention;

FIG. 4 is a schematic perspective view of the T-shaped chute of the present invention;

fig. 5 is a schematic perspective view of the lifting plate of the present invention;

fig. 6 is a schematic top view of the balance chute of the present invention;

reference numerals: 1-a vertical servo motor; 2-supporting the bottom plate; 3-die changing trolley; 301-supporting the top plate; 302-supporting side plates; 4-horizontal rotating shaft; 5-a first bevel gear; 6-ball screw; 7-a second bevel gear; 8-a mold clamp; 9-a lifting plate; 10-a screw nut; 11-a bearing seat; 12-a connecting plate; 13-a slide block; 14-T-shaped chutes; 15-a balancing support plate; 16-a moving block; 17-a balancing chute; an 18-u shaped chute; 19-rolling balls.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-3, a fixture mounting height adjusting mechanism for a refrigerator foaming mold comprises a vertical servo motor 1, a supporting bottom plate 2 and a mold changing trolley 3, wherein the mold changing trolley 3 comprises a supporting top plate 301 and supporting side plates 302 positioned at the left and right sides of the supporting top plate 301, the vertical servo motor 1 is fixedly mounted at the upper end of the supporting bottom plate 2, the supporting bottom plate 2 is fixedly mounted at the upper end of the supporting top plate 301, horizontal rotating shafts 4 are arranged at the left and right sides of the vertical servo motor 1, one end of each horizontal rotating shaft 4 is fixedly connected with the output end of the vertical servo motor 1, a first umbrella-shaped gear 5 is mounted at the other end of each horizontal rotating shaft 4, ball screws 6 are arranged at the left and right sides of the mold changing trolley 3 in a penetrating manner, a second umbrella-shaped gear 7 is fixedly mounted at the upper end of each ball screw 6, the second umbrella-shaped gear 7 is mutually meshed with the first, the left and right sides fixed mounting of mould anchor clamps 8 has lifter plate 9, and lifter plate 9 runs through from top to bottom and is provided with the hole, and both ends fixed mounting has screw-nut 10 about the hole, and ball 6 passes screw-nut 10 and hole, and the left and right sides of lifter plate 9 and support curb plate 302 sliding connection support the lower extreme inside wall fixed mounting of curb plate 302 and have bearing frame 11, and the lower extreme of ball 6 rotates respectively and installs on two bearing frames 11.

The working principle is as follows: when the height of the die clamp 8 needs to be adjusted, the vertical servo motor 1 is started, the vertical servo motor 1 works to drive the horizontal rotating shaft 4 to rotate, the horizontal rotating shaft 4 drives the first bevel gear 5 to rotate, and as the first bevel gear 5 and the second bevel gear 7 are meshed with each other, so that the second bevel gear 7 rotates along with the first bevel gear 5, the second bevel gear 7 drives the fixedly connected ball screw 6 to rotate, the lower end of the ball screw 6 rotates on the bearing seat 11, the ball screw 6 passes through the screw nut 10 and the hole when being installed, and the mold clamp 8 is slidably installed between the two supporting side plates 302, when the ball screw 6 rotates in the screw nut 10, the screw nut 10 generates an upward or downward force, the force is transmitted to the lifting plate 9, and the lifting plate 9 drives the whole die clamp 8 to complete the adjustment of the upper and lower heights;

in the process of height adjustment, the ball screws 6 positioned on the left side and the right side rotate simultaneously, so that the two sides of the die clamp 8 are simultaneously subjected to equidirectional acting force, the stress is uniform, and the whole height adjustment is stable.

Example 2

As shown in fig. 1-6, a fixture mounting height adjusting mechanism for a refrigerator foaming mold comprises a vertical servo motor 1, a supporting bottom plate 2 and a mold changing trolley 3, wherein the mold changing trolley 3 comprises a supporting top plate 301 and supporting side plates 302 positioned at the left and right sides of the supporting top plate 301, the vertical servo motor 1 is fixedly mounted at the upper end of the supporting bottom plate 2, the supporting bottom plate 2 is fixedly mounted at the upper end of the supporting top plate 301, horizontal rotating shafts 4 are arranged at the left and right sides of the vertical servo motor 1, one end of each horizontal rotating shaft 4 is fixedly connected with the output end of the vertical servo motor 1, a first umbrella-shaped gear 5 is mounted at the other end of each horizontal rotating shaft 4, ball screws 6 are arranged at the left and right sides of the mold changing trolley 3 in a penetrating manner, a second umbrella-shaped gear 7 is fixedly mounted at the upper end of each ball screw 6, the second umbrella-shaped gear 7 is mutually meshed with the first, the left and right sides fixed mounting of mould anchor clamps 8 has lifter plate 9, and lifter plate 9 runs through from top to bottom and is provided with the hole, and both ends fixed mounting has screw-nut 10 about the hole, and ball 6 passes screw-nut 10 and hole, and the left and right sides of lifter plate 9 and support curb plate 302 sliding connection support the lower extreme inside wall fixed mounting of curb plate 302 and have bearing frame 11, and the lower extreme of ball 6 rotates respectively and installs on two bearing frames 11.

Two connecting plates 12 are vertically arranged on the outer side of the lifting plate 9, a sliding block 13 is fixedly arranged on one side, far away from the lifting plate 9, of the connecting plate 12, two T-shaped sliding grooves 14 are vertically arranged on the inner side wall of the supporting side plate 302, the two T-shaped sliding grooves 14 are in sliding fit with the two sliding blocks 13, and the bearing seat 11 is fixedly arranged at the lower end of the T-shaped sliding groove 14.

Install balance support plate 15 on the side of the mould anchor clamps 8 of the left and right sides of lifter plate 9, balance support plate 15's terminal horizontal installation has movable block 16, the vertical fixed balanced spout 17 that is provided with in the left and right sides of T shape spout 14, and balanced spout 17 and movable block 16 clearance fit, the vertical u shape spout 18 that is provided with of inside wall of balanced spout 17, rotate on the left and right sides lateral wall of balanced spout 17 and install ball 19, and ball 19 and the sliding fit of u shape spout 18.

The working principle is as follows: when the height of the die clamp 8 is adjusted, two sides of the die clamp 8 can slide along the inner walls of the two supporting side plates 302, the two sliders 13 are matched with the two T-shaped sliding grooves 14 in the sliding process, the sliders 13 are fixedly connected with the lifting plate 9 through the connecting plate 12, when the ball screw 6 rotates, the lifting plate 9 receives upward or downward force, and the force is transmitted to the sliders 13 through the connecting plate 12, so that the height adjustment is completed;

because the die clamp 8 is added with the dead weight of the die, the whole weight is large, when the height is adjusted, whether the stress is even and whether the two sides are balanced must be considered, the stress is slightly unbalanced, and the inclination of the whole die clamp 8 can be caused, so that in the process of moving the die clamp 8 up and down, the moving blocks 16 at the two sides of the die clamp 8 close to the end positions slide in the balance sliding grooves 17, meanwhile, the balls 19 on the moving blocks 16 are matched with the u-shaped sliding grooves 18, the sliding of the moving blocks 16 in the balance sliding grooves 17 is smooth, the balance support plates 15 are tightly fixed between the moving blocks 16 and the die clamp 8, the die clamp 8 is stable in moving up and down, and the position is accurate.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a refrigerator foaming mold's anchor clamps mounting height adjustment mechanism, includes vertical servo motor (1), supporting baseplate (2) and retooling dolly (3), its characterized in that:

the die changing trolley (3) comprises a supporting top plate (301) and supporting side plates (302) positioned on the left side and the right side of the supporting top plate (301), a vertical servo motor (1) is fixedly arranged at the upper end of a supporting bottom plate (2), the supporting bottom plate (2) is fixedly arranged at the upper end of the supporting top plate (301), horizontal rotating shafts (4) are arranged on the left side and the right side of the vertical servo motor (1), one ends of the horizontal rotating shafts (4) are fixedly connected with the output end of the vertical servo motor (1), first umbrella-shaped gears (5) are arranged at the other ends of the horizontal rotating shafts (4), ball screws (6) penetrate through the left side and the right side of the die changing trolley (3), second umbrella-shaped gears (7) are fixedly arranged at the upper ends of the ball screws (6), the second umbrella-shaped gears (7) are mutually meshed with the first umbrella-shaped gears (5), and die clamps (8) are slidably arranged inside the two supporting, the left and right sides fixed mounting of mould anchor clamps (8) has lifter plate (9), and lifter plate (9) runs through from top to bottom and is provided with the hole, and both ends fixed mounting has screw-nut (10) about the hole, ball (6) pass screw-nut (10) and hole, the left and right sides and the support curb plate (302) sliding connection of lifter plate (9), and the lower extreme inside wall fixed mounting who supports curb plate (302) has bearing frame (11), the lower extreme of ball (6) rotates respectively and installs on two bearing frames (11).

2. The fixture mounting height adjusting mechanism of the refrigerator foaming mold according to claim 1, characterized in that: the lead screw nut (10) is in threaded fit with the ball screw (6).

3. The fixture mounting height adjusting mechanism of the refrigerator foaming mold according to claim 1, characterized in that: the outer side of the lifting plate (9) is vertically provided with two connecting plates (12), one side, far away from the lifting plate (9), of each connecting plate (12) is fixedly provided with a sliding block (13), the inner side wall of each supporting side plate (302) is vertically provided with two T-shaped sliding grooves (14), the two T-shaped sliding grooves (14) are in sliding fit with the two sliding blocks (13), and the bearing seat (11) is fixedly installed at the lower end of the T-shaped sliding groove (14).

4. The fixture mounting height adjusting mechanism of the refrigerator foaming mold as claimed in claim 3, wherein: the length of the T-shaped sliding groove (14) is equal to the height of the supporting side plate (302).

5. The fixture mounting height adjusting mechanism of the refrigerator foaming mold as claimed in claim 3, wherein: the side edge of the mold clamp (8) on the left side and the right side of the lifting plate (9) is provided with a balance support plate (15), the tail end of the balance support plate (15) is horizontally provided with a moving block (16), the left side and the right side of the T-shaped sliding groove (14) are vertically and fixedly provided with a balance sliding groove (17), the balance sliding groove (17) is in clearance fit with the moving block (16), the inner side wall of the balance sliding groove (17) is vertically provided with a u-shaped sliding groove (18), the left side wall and the right side wall of the balance sliding groove (17) are rotatably provided with balls (19), and the balls (19) are in sliding fit with.

6. The fixture mounting height adjusting mechanism of the refrigerator foaming mold as claimed in claim 5, wherein: and two balls (19) are arranged on one side of the balance sliding groove (17).

7. The fixture mounting height adjusting mechanism of the refrigerator foaming mold as claimed in claim 5, wherein: when the T-shaped sliding groove (14) is in sliding fit with the sliding block (13), the vertical positions of the moving block (16) and the balance sliding groove (17) are the same.